N535AS

Part: COVER — FOD (ZONE 700) · airframe 52,687 hrs · 15,597 cycles

AFTER TAKEOFF THE LANDING GEAR LEVER WAS POSITIONED TO UP. THE LANDING GEAR DID NOT RETRACT AND ALL 3 GREEN AND ALL 3 RED GEAR LIGHTS WERE ILLUMINATED. ACCOMPLISHED THE GER DISAGREE QRH. THE MANUALGEAREXTENSION DOOR WAS CONFIRMED ALREADYFULLY CLOSED. PER QRH THE MANUAL GEAR EXTENSION DOOR AND THEN THE LANDING GEAR HANDLE (DOWN THEN UP) WERE CYCLED. ALL 3 LANDING GEAR RETRACTED NORMALLY. ALL INDICATOR LIGHTS EXTINGUISHED. GROUNDED - YES. ALL WORK PERFORMED ON TSR718640, MANUAL EXTENSION COVER FOUND TO HAVE DEBRIS IN IT AND WAS CLEANED AND LANDING GEAR TEST PASSED.

Part: SIGN — DETACHED (ZONE 200) · airframe 52,418 hrs · 15,500 cycles

R1 EXIT DOOR SIGN COVER FELL OFF. GROUNDED - YES. FOUND R1 EXIT SIGN AND ESCAPE SLIDE LIGHT INOP. REMOVED EXIT SIGN ASSY AT R1 REF AMM 33-51-01. REPLACED BATTERY PACK WITH SERVICEABLE ONE AT M1674 REF AMM 33-51-06-960-806. & WDM 33-51-12. REPLACED R1 DOOR EXIT LIGHT ASSY REF AMM 33-51-01. OPS CHECKED GOOD.

Part: SIGN — LOOSE (ZONE 200) · airframe 51,972 hrs · 15,347 cycles

EXIT SIGN ABOVE R2 DOOR LOOSE. GROUNDED - YES. REMOVED AND REPLACED R2 DOOR EMERGENCY EXIT SIGN REF AMM 33-51-01. OPS CHECK GOOD.

Part: GUIDE ARM — OUT OF ADJUST (ZONE 800) · airframe 51,713 hrs · 15,259 cycles

R1 DOOR HARDER THAN NORMAL TO CLOSE AND HANDLE IS BINDING WHEN CLOSING. GROUNDED - YES. ADJUSTED R1 DOOR GUIDE ARM IAW AMM 52-41-00-820-801 OPS CHECKED R1 DOOR GOOD IAW AMM 52-41-00-820-801.

Part: BATTERY — INOPERATIVE (ZONE 200) · airframe 48,094 hrs · 13,963 cycles

EMERGENCY LIGHTS COMMON TO POWER SUPPLY M1694 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY IN POWER SUPPLY M1694 IAW AMM 33-51-06-960-805. OPS CHECK GOOD IAW AMM 33-51-06-960-805.

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 51,713 hrs · 15,259 cycles

RIGHT AFT OVERWING EMERGENCY EXIT ESCAPE LIGHT L7 INOPERATIVE. GROUNDED - YES. REMOVED AND REPLACED AFT RT OVERWING EMERGENCY LIGHT ASSY, OPS CHECK GOOD IAW AMM 33-51-04.

Part: WEB — CORRODED (ZONE 100) · airframe 51,713 hrs · 15,259 cycles

AFT CARGO PIT LOWER SILL WEB CORRODED AND HAS PREV. BLEND OUT. GROUNDED - YES. REMOVED CORROSION ON AFT CARGO LOWER SILL WEB, FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1. REMOVED AND REPLACED LOWER SILL WEB P/N:146A8123U25 P.O.#1129699.2 IAW BAC DWG 146A8120 REV.A & B737-800 SRM 51-40-02. ORIGINAL THICKNESS IS .050", MATERIAL REMOVED IS .025", REMAINING MATERIAL IS .025".

Part: LIGHT — MALFUNCTIONED (ZONE 900) · airframe 51,072 hrs · 15,033 cycles

EMR - ET ON FWD LAV AFT WALL NEAR L1 DOOR IS FLICKERING (BELOW THE SIGN THAT SAYS "EXIT", NEAR THE FLASHLIGHT. GROUNDED - YES. REPLACED FWD AREA LIGHT AS REQ'D, OPS CHECK NORMAL. REF AMM 33-51-03.

Part: POWER SUPPLY — INOPERATIVE (ZONE 200) · airframe 50,835 hrs · 14,940 cycles

WHILE PERFORMING TASK CARD 78233001 TEST FAILED EMERGENCY LIGHTS AFT ROW 23 TURNED OFF @ 11 MINUTES. EMER LIGHTS FWD ROW 23 TURNED OFF @ 14 MIN 30 SES. EXTERIOR LIGHTS AFT RIGHTHAND EMERG DOOR OFF @ 14 MIN. EMER EXTERIOR LEFT HAND OFF @ 14 MIN. GROUNDED - YES. REPLACED EMERGENCY LT BATTERY PACKS M1670, M1671, M1672, M1673. OP CHK GOOD. REF AMM 33-50-01.

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 49,359 hrs · 14,420 cycles

R1 EMERGENCY SLIDE LIGHT INOP. GROUNDED - YES. REPLACED R1 EMERGENCY SLIDE LIGHT PER AMM 33-51-04.

Part: LIGHT — FAULTED (ZONE 200) · airframe 48,435 hrs · 14,064 cycles

EMERGENCY EXIT LIGHTS INOP INSIDE AND OUTSIDE OR R1 DOOR. GROUNDED - YES. EMERGENCY LIGHTS OPS CHECK GOOD IAW B737NG AMM 33-51-00-720-801.

Part: SKIN — CRACKED (ZONE 300) · airframe 48,094 hrs · 13,963 cycles

RIGHT HORIZONTAL STABILIZER LOWER SKIN HAS A CRACK INDICATION AT STAB STA. 129.5 LOCATED APPROX. 16" FROM THE AFT SPAR. FOUND. TO BE APPROX. .875" LONG. AS MARKED. GROUNDED - YES. INSTALLED DOUBLER AND INCORPORTATED 2 EXISTING DOUBLERS IN AREA I.A.W. B737-800 SRM 55-10-01-2R-11 REPAIR 11. THIS IS A CLASS "B" REPAIR WITH AN INSPECTION THRESHOLD OF 56000 TOTAL FLIGHT CYCLES AND AN INTERVAL OF 9000 FLIGHT CYCLES. INSPECTION METHOD IS DETAILED VISUAL INSPECTION ON THE EXTERNAL PART [1] DOUBLER AND LFEC INSPECTION UNDER EXTERNAL PART [1] DOUBLER AND THE SPAR CHORD UNDER THE EXTERNAL PART [1] DOUBLER PER 737-800 SRM 55-10-01-2R-11 TABLE 204

Part: SEAT TRACK — WORN (ZONE 100) · airframe 48,435 hrs · 14,064 cycles

FWD CARGO TIE DOWN FITTING AT STA. 495 IS DAMAGED. GROUNDED - YES. REPAIRED FWD CARGO TIE DOWN FITTING (SEAT TRACK) FROM STA 460+11 TO 500+12, LBL 17.24 IAW B737-NG SRM 53-00-53-2R-3.

Part: LENS — DETACHED (MID CABIN) · airframe 46,627 hrs · 13,484 cycles

FA REPORT EXIT SIGN ABOVE EXIT ROWS 16 & 17 AISLE FELL OFF FROM THE CEILING. GROUNDED - YES. EXIT SIGN ROWS 16 &17 AISLE REINSTALLED AS REQUIRED OPS GOOD. REF. AMM 33-51-01.

Part: PACKING — WORN (#1 ENGINE) · airframe 46,188 hrs · 13,335 cycles

F/O REPORTS OIL ON BOTTOM OF #1 ENG FAN COWL. GROUNDED - YES. ALT DEACTIVATION PROCEDURES USED PER MPM 05-07-01 TABLE 3 ITEMS #3&4,7 46101. FOUND OIL LEAKING FROM DRIVE PAD COVER, REMOVED DRIVE PAD COVER, REMOVED AND REPLACED O RING REINSTALLED DRIVE PAD COVER REF AMM 72-63-01 06722.LK CK OF DRIVE PAD CK'D GOOD REF AMM 72-63-01, ALT DEACTION PROCESS REVERSAL PER CHAPTER 5 SECT 05-07-01,.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 46,166 hrs · 13,330 cycles

AFT CARGO FIRE DETECTION CAME ON FOR ABOUT 5 SEC. SYSTEM TESTS NORMAL AFTER THE ALARM STOPPED. GROUNDED - YES. UNABLE TO DUP./VERIFY DISCREP. PERFORMED CARGO BAY SMOKE DETECTION - OPERATIONAL TEST NUMEROUS TIMES REF. MM 26-16-00. INSPECTED EACH CARGO PIT SMOKE DETECTOR TWICE - FOUND NO DAMAGE - NO OBVIOUS DISCREP.OPS NML REF. 26-16-00. NO HISTORY LAST 120 DAYS.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 46,038 hrs · 13,284 cycles

WHILE PERFORMING TASK CARD 78273000, FOUND FAULT 75-20372"THE HMU VSV CONTROL CURRENT IS OUT OF RANGE." ON ENG 2. GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,965 hrs · 13,262 cycles

ON T/C 78273000 FOUND SHORT TIME FAULT 75-20372 ON ENG 2. GROUNDED - YES. (RESOLVED ON W/O: 1973842 TASKCARD: N/R-00001 ) PERFORMED BITE OF ENG 2, VERIFIED FAULT CODE 75-20372. INSPECTED CONNECTOR DP0601 FOR RESISTANCE CHECKS, FOUND ERRONEOUS READINGS. CLEANED OUT PIN 25 AND 26 UPON FINDING RESIDUE. PERFORMED ACTUATOR TEST REF AMM 71-00-00. NO DEFECTS. PERFORMED IDLE ENGINE RUN REF AMM 71-00-00. NO FURTHER DEFECTS. THIS CLEARS PLT DEFERRAL. C/N 17006535 REMOVED. SEAMC SCOTT NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,941 hrs · 13,253 cycles

ENG #2 FIRE HANDLE WILL NOT LIGHT UP DURING TEST. GROUNDED - YES. (RESOLVED ON W/O: 1973581 TASKCARD: N/R-00002 ) ACCOMPLISHED GVI ALL FIRE DETECTORS, INCLUDING WIRING & LUG NO FAULT NOTED. ALSO, CLEANED ALL TERMINAL & LUG. ACCOMPLISHED ENGINE FIRE DECTECTOR LOOP REGISTANCE TEST PER REF AMM 26-11-00-730-801. UPPER FAN (M1757)=5.88K, LWR FAN (M1758)=3.89K, RT CORE (M1760)=2.505K, LT CORE (M1759)=3.045K NFF. OPS CK NML REF 26-11-00. RELEASED FROM MEL 26-2B, C/N13096535. REPOSITIONED #2 ENG DETECTOR SWITCH SELECTOR BACK TO NORMAL POSOTION. SEAMC NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,900 hrs · 13,238 cycles

WORKING TC 78273000, SHORT TIME FAULT 75-20372 NOTED FOR #2 ENGINE, THE HMU VSV CURRENT CONTROL IS OUT OF RANGE. GROUNDED - YES. (RESOLVED ON W/O: 1973581 TASKCARD: N/R-00003 ) ACCOMPLISHED FIM 75-31 TASK 801 TO STEP F. (2). 3) & REPAIR CONFIRMATION STEP G. OPS CHECK GOOD, NO FAULTS FOUND. THIS CLEARS PLT DEFERRAL, SEAMC PETER NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,829 hrs · 13,210 cycles

CAPT REPORTS #2 ENG LOOP "B" DETECT INOP. GROUNDED - YES. (RESOLVED ON W/O: 1971947 TASKCARD: N/R-00003 ) PERFOMRED BITE TEST ON BOX AND NO FAULTS WERE LOGGED. PERFORMED OPS TEST IAW AMM 26-11-00-710-801. TEST PASSED NO FAULTS FOUND. OPENED UP COWLINGS AND PERFOMRED GVI OF LOOPS AND NO DEFFECTS NOTED. REF DEFECT 60703492. COULD NOT DUPLICATE DISCREPENCY. THIS CLEARS MEL 26-2B. SEAMC JOE NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,781 hrs · 13,194 cycles

APU "LOW OIL PRESSURE" LIGHT ILLUMINATED. GROUNDED - YES. INTEROGRATED CDU FOR FDR FAULTS AND ACCOMPLISHED FIM TASK AMM 49-90-803 OIL PRESSURE SHTDOWN LOW OIL PRESS FAULT ISOLATION. FAULT 49-11019. OIL QTY FULL . START/ OPS ON APU NORMAL. NO FURTHER FAULTS INDICATED. NO HISTORY PAST 120 DAYS SEAMC LANCE NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,704 hrs · 13,171 cycles

WHILE PERFORMING T/C 78273000 FOUND #2 ENG TOP LEFT EGT SIGNAL IS OUT OF RANGE. FAULT 77-20872, ECONOMIC. GROUNDED - YES. ON DEFERRAL.

Part: MODULATING VALVE — FAULTY (LEFT ECS BAY) · airframe 45,448 hrs · 13,075 cycles

TO MAINTAIN NORMAL TEMPERATURE IN MAIN CABIN, REQUIRED BOTH FWD CABIN AND AFT CABIN TEMPERATURE CONTROLLERS TO BE POSITIONED TO FULL COLD. GROUNDED - YES. COULD NOT DUPLICATE. BOTH ZONE TEMP CONT'S BITE CK GOOD. GVI BOTH AIR COND BAYS WITH PACKS RUNNING - NO DISCREPANCIES NOTED. RAN BOTH PACKS FULL COLD / NML - ALL CKD GOOD. R & RD LEFT PACK TEMP CONT VALVE PRECAUTIONARY PER 21-51-10. OPS CKS NML. GND VERIFICATION SUCCESSFUL, SEAMC JARRED NOTIFIED. REF LOG #60848488 FOR TOP DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,450 hrs · 13,076 cycles

FMC FLIGHT INFO INITIALIZED FOR FOR INCORRECT FLIGHT. GROUNDED - YES. REBOOTED ACARS CMU'S & FMC'S INFO CLEARED & REINITIALIZED OK.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,444 hrs · 13,074 cycles

UPON ACCOMPLISHING TC 78273000FOUND ECONOMIC FAULT 77-20872 TOPS LEFT EGT SIGNAL IS OUT OF RANGE. GROUNDED - YES. ON DEFERRAL.

Part: SENSOR — FAULTY · airframe 45,379 hrs · 13,052 cycles

ON CLIMB OUT GOT "BLEED TRIP OFF" ON #2 SIDE AFTER SELECTING WING-ANTI ICE ON. RAN QRH AND PUSHED TRIP RESET. NO FURTHER ABNORMAL INDICATION. GROUNDED - YES. ACCOMPLISHED FIM 36-10 TASK 801. FOUND NO FAULTS. REF T/C NG-36WC-00001 FOR #2 ENGINE BLEED SYSTEM HEALTH CHECK, NO FAULTS FOUND ON HEALTH CHECK. AS PRECAUTIONARY REMOVED AND REPLACED PREE COOLER CONTROL VALVE SENSOR PER AMM 36-12-03-000-801 AND 36-12-03-400-801. ACCOMPLISHED BLEED AIR CROSSOVER OPERATIONAL TEST PER AMM 36-11-00-710-801. TEST PASSED. WITH #2 ENGINE AT 90% N1 WING ANTI ICE ON AND OFF, NO BLEED TRIP FAULT.

Part: CONTROLLER — FAULTY (E/E BAY) · airframe 45,356 hrs · 13,045 cycles

FA IS REPORT UNCOMFOTRABLY WARM CABIN WITH LOW GASPER VENT PRESSURE AND AIRFLOW FOR Z HAUL FLIGHT ALL CONTROL CAB KNOBS SET TO FULL COLD. RESULTS WERE SUPPLY DUCT: AFT =14 C, FWD = 15C, CONT=4C;PACK: R = 5C, L = 7C; PASS CAB: FWD =29C , AFT = 30C. GROUNDED - YES. T/S THE FAULT DESCRIBED BY THE PILOT, DURING BITE CHECK BOTH TEMP CONTROLLER INDICATED NO FAULT, THE TCV ALSO WORK NORMAL, FILTER OF FWD AND AFT CABIN TEMP SENSORS RECENTLY CHANGED. THE SENSERS ALSO FOUND CLEANED. DUE TO THE PAST HISTORY REMOVED AND REPLACED THE RIGHT TEMP CONTROLLER AND INSTALLATION TEST PASSED.REF AMM 21-61-20/401. PERFORMED THE TEMP CONTROLLER AND INDICATION OF CABIN TEST, RESULT FOUND GOOD, REF AMM 21-51-00-700-807-002 AND FIM 21-62 TASK 801. RIGHT TEMP CONTROLLER WORK NORMAL AND NO FAULT FOUND. THE FWD AND AFT CABIN TEMP CONTROLLED FROM P-5 PANEL.

Part: FILTER — UNKNOWN (MAIN PASSENGER C) · airframe 45,353 hrs · 13,043 cycles

DURING GROUND OPS- AFT FA REPORTS WARM CABIN. AFTER DISCUSSION IT WAS DECIDEDTO TAKEOFF. AFTER TAKEOFF AND CLIMB WE (FLT CREW) WORKED WITH AC PACKS. @FL180 THE FOLLOWING NUMBERS WERE NOTED: R-26/ L-43. CABIN AND CONTROL CABIN TEMP SELECTORS IN FULL COLD FOR 1 HOUR+. (TRIM AIR OFF PER CHECKLIST). CABIN TEMP HIGH BUT NOT UNBEARABLE. @FL3800 SUPPLY DUCT FWD 25 AFT 28P: PASS CABIN FWD 30 AFT 32. GROUNDED - YES. ACCOMPLISHED FIM 21-62 TASK 801. NO DEFECTS NOTED. ALSO ACCOMPLISHED AMM 21-61-00-700-8074-002. OPERTATIONAL TEST PASSED. NO DEFECTS NOTED. AS A PRECAUTION CHANGED CABIN TEMP SENSOR FILTERS, REF AMM 21-61-06-000-801 & 21-61-400-801. DUCT PRESS NORMAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,323 hrs · 13,031 cycles

L PACK CAUTION LIGHT ILLUMINATES WITH RECALL. LIGHT GOES OUT PRESSING MASTER CAUTION. GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,038 hrs · 12,930 cycles

FUEL LEAKING FROM NGS LINE (LEFT SIDE). GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 44,993 hrs · 12,915 cycles

DURING MASTER CAUTION RECALL WE RECEIVED #2 PACK LIGHT AND FWD CAB/CONT CAB ZONE TEMP LIGHTS. ALL LIGHTS EXTINGUISH WHEN MASTER CAUTION SYSTEM IS RESET. GROUNDED - YES. ZONE TEMP CONTROLLER #2 HAD PACK/ZONE FAULT ILLUMINATED WITH #2 PACK LIGHT ILLUMINATED ON RECALL. ACCOMPLISHED BITE CK OF TEMP CONTROLLER #1 AND #2. NO FAULTS FOUND AND #2 PACK LIGHT DOES NOT ILLUMINATE ON RECALL REF B737-800 FIM 21-62 TASK 801.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 44,939 hrs · 12,902 cycles

PER T/C 78273000, FOUND RECENT FAULT ON ENG #2. MSG# 77-20872, TOP LEFT EGT SIGNAL (T49554) IS OUT OF RANGE. ECONOMIC FAULT. 500 FLT. HRS. GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 44,655 hrs · 12,815 cycles

SAT NOT DISPLAYED IN MCDU MENU. GROUNDED - YES. SATCOM QRH PROCEDURE COMPLETED. SAT RESTORED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 44,435 hrs · 12,755 cycles

OVERWING EXIT SIGN AT 17A MISSING COVER. GROUNDED - YES. REINSTALLED COVER REF B737-800 IPC 11-32-00-51. NO DEFECTS NOTED.

Part: PUMP — LEAKING (#2 ENGINE) · airframe 44,262 hrs · 12,699 cycles

#2 ENG (EDP) HYD PUMP LEAKING HYDRAULIC AT SUPPLY CASING. GROUNDED - YES. REMOVED AND REPLACED #2 ENG (EDP) HYD PUMP REF B737-800 AMM 29-11-11-400-801-001.

Part: WARNING LIGHT — ILLUMINATED (CABIN TEMP) · airframe 43,311 hrs · 12,408 cycles

CONTROL CABIN ZONE TEMP UPON MASTER CAUTION RECALL. GROUNDED - YES. INITIAL EVAL, CONT CAB ON RECALL AT OVERHEAD. PERFORMED PZTC BITE IAW FIM 21-62 TASK 801. "FLIGHT DECK TRIM VALVE" RED LT ON BIT AND PREV FLT, CLEARED GREEN ON VERIFY. CONT CAB LT AT OVERHEAD EXTINGUISHED FROM RECALL. PERFORMED CABIN CONTROL AND INDICATION OPS TEST IAW AMM 21-61-00-700-807-002, TEST PASS. FULL WARM AND FULL COLD. OBVIOUS CHANGES TO TEMP IN ALL ZONES. AS PRECAUTIONARY, CLEANED FLT DECK TEMP BULB IAW AMM 21-61-10-100-801, NOTED: IT WAS VERY DUSTY PREVIOUS TO CLEANING. RE RAN BITE, ALL TESTS PASS. NO OTHER HISTORY FOR THIS DEFECT.

Part: HEATER — FAILED (PITOT PROBE) · airframe 43,094 hrs · 12,357 cycles

RIGHT ELEV PITOT ILLUMINATED. GROUNDED - YES. INITIAL T/S FOUND R/H FEEL SYSTEM PITOT PROBE FAILED, REMOVED AND REPLACED R/ FEEL SYSTEM PITOT PROBE, OPS CHECK SUCCESSFUL, LEAK TEST PASSED, REF B737-800 AMM 27-31-94/401

Part: WARNING MESSAGE — FALSE ACTIVATION (TEMP CONTROLLER) · airframe 43,083 hrs · 12,354 cycles

PRIMARY ZONE TEMP CONTROLLER INOP. GROUNDED - YES. PERFORMED B737-800 FIM 21-62 TASK 848, FOUND FAULT FLT DECK TRIM VALVE #2 ZONE TEMP CONTROLLER PERFORMED BITE TEST, FAULT CLEARS, REF FIM 21-62 TASK 833.

Part: SHUTOFF VALVE — OUT OF LIMITS (NR 2 ENGINE) · airframe 43,057 hrs · 12,345 cycles

NR 2 ENGINE, RT DUCT PRESSURE REGULATES TO 30 PSI MAX AT 70% N1 AND ABOVE TO T/O POWER. LT REGULATES TO 50 PSI WITH WQUAL N'S. GROUNDED - YES. T/C NG-36XC-00001 BLEED AIR SYSTEM HEALTH CHECK FOUND PRSOV AND 450 THERMOSTAT CONTROL PRESSURE OUT OF LIMITS. REMOVED AND REPLACED ENG 2 PRSOV AND THE 450 THERMOSTAT CONTRL PRESSURE IAW AMM 36-11-04 AND AMM 36-11-05.

Part: HOOK — WORN (NR 2 ENGINE) · airframe 43,057 hrs · 12,345 cycles

WHILE ACCOMPLISHING BORO ASA TC SBCFM56-7B-72-1074-1 (VSV SYSTEM FOR ROTOR TO STATOR CONTACT) FOUND J-HOOK COMPLETELY WORN THROUGH AND OVERLAPPING AT STAGE 3 DUE TO CONTACT. ALSO MULTIPLE DAMAGES TO 4 STAGE HPC ROTOR BLADES AND A MISSING LIBERATED RADIAL SLAB RETENTION VSV PIN. REPORT AND ADDITIONAL PICTURES AND VIDEO IN INSPECTION SERVER FOR #2 ENG ESN 802158. GROUNDED - YES. REMOVED #2 ENGINE (ESN 802158). REPLACED WITH ESN 963476. TRANSFERRED TO ASA SHOP W/O 1936499.

Part: TRANSMITTER — LEAKING (NR 2 ENG FUEL) · airframe 43,057 hrs · 12,345 cycles

#2 ENGINE FUEL FLOW TRANSMITTER LEAKING AT 7 DROPS PER MINUTE DURING LEAK CHECKS AFTER ENGINE CHANGE. GROUNDED - YES. REMOVED AND REPLACED THE #2 ENGINE FUEL FLOW TRANSMITTER PER B737-800 AMM 73-31-01-400-801-FOO.

Part: STARTER — DAMAGED (NR 1 ENGINE) · airframe 42,725 hrs · 12,267 cycles

#1 OIL QUANTITY INDICATED 0... WHEN OIL PRESSURE REACHED AMBER BAND SHUT ENGINE DOWN. GROUNDED - YES. DIVERSION - SERVICED #1 ENGINE OIL IAW B737-800 AMM 12-13-11. DURING INSPECTION OF ENGINE FOUND STARTER DAMAGED INTERNALLY, REF L/P 60410046 #1 ENGINE STARTER REMOVED AND REPLACED REF AMM 80-11-02. #1 ENGINE QAD RING REMOVED AND REPLACED REF AMM 80-11-01. #1 ENGINE STARTER AND DUCT LEAK CHECK GOOD NO LEAKS FOUND. REF ALSO EA PWRPL-79EA-24964 FOR ACCOMPLISHMENT OF AN EVENT BASED CHECK LIST, ENGINE RUNS COMPLETED WITH NORMAL OIL PRESSURES AND NO LOSS OF OIL QUANTITY.

Part: STARTER — INOPERATIVE (#1 ENGINE) · airframe 42,721 hrs · 12,266 cycles

ATTEMPTED TO START ENGINE #1 LEFT NO ROTATION. GROUNDED - YES. REMOVED & REPLACED #1 ENG START VALVE REF B737-800 AMM 80-11-03, REMOVED & REPLACED #1 ENG STARTER REF AMM 80-11-01, OPS CHECK GOOD.

Part: GAUGE — INOPERATIVE (RIGHT WING) · airframe 42,400 hrs · 12,179 cycles

FUELER REPORTS CENTER TANK GAUGE ON UNDER WING REFUELING PANEL INOP. GROUNDED - YES. REPLACED CENTER TANK REFUEL QUANTITY INDICATOR IAW B737-800 AMM 28-41-61-000-801 AND 28-41-61-400-801.

Part: LUG — LOOSE (#1 ENGINE) · airframe 42,384 hrs · 12,167 cycles

ENGINE #1 A LOOP INOP. GROUNDED - YES. REPLACED LOOSE ENGINE CORE LOOP A TERMINAL LUG & OPS TEST NORMAL B737-800 AMM 26-11-02/501.

Part: SATCOM — LOCKED (UNKNOWN) · airframe 42,142 hrs · 12,060 cycles

SATCOM LOCK UP. GROUNDED - YES. RESET PER ASA QRH.

Part: SIGN — DETACHED (UNKNOWN) · airframe 42,082 hrs · 12,046 cycles

EMERGENCY EXIT SIGN ABOVE THE ISLE MID CABIN FELL DOWN. GROUNDED - YES. RE-INSTALLED EMERGENCY EXIT SIGN MID CABIN AS REQUIRED.

Part: PRESSURE SWITCH — FAULTY (#1 ENGINE) · airframe 42,019 hrs · 12,029 cycles

#1 ENGINE FUEL FILTER BY-PASS LIGHT CAME ON DURING CRUISE. NO OTHER ASSOCIATED INDICATIONS NOTED. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH PER B737-800 AMM 73-34-01.

Part: FMC — OUT OF DATE (UNKNOWN) · airframe 41,877 hrs · 11,993 cycles

EXPIRED NAV DATABASE. GROUNDED - YES. PERFORMED FMC SOFTWARE DATA LOAD. IAW B737-800 AMM 34-61-00-470-805.

Part: DISPLAY — INTERMITTENT (FLIGHT COMPARTME) · airframe 41,844 hrs · 11,986 cycles

RIGHT MCDU R5 KEY WORKS INTERMITTENTLY. GROUNDED - YES. REMOVED & REPLACED RIGHT MCDU B737-800 AMM 34-61-01.

Part: AUTOPILOT SYS — WARNING LIGHT (UNKNOWN) · airframe 41,683 hrs · 11,938 cycles

ON DESCENT SPEED TRIM LT ILLUMINATED IT RESET W/MASTER CAUTION RESET. GROUNDED - YES. RESET SPEED TRIM LIGHT OPS CKS GOOD IAW B737-800 B737-800 AMM 22-11-00-740-806.

Part: BATTERY PACK — INOPERATIVE (MAIN PASSENGER C) · airframe 41,683 hrs · 11,938 cycles

RIGHT HAND SIDE OVERWING DOOR EMEERGENCY LIGHTS NOT LIGHTING UP. GROUNDED - YES. REMOVED, REPLACED, AND OPS CHECKED GOOD EMERGENCY LIGHT BATTERY PACK AT LOCATION M1695 IAW B737-800 AMM 33-51-06-960-805 AND 33-51-00-710-801.

Part: RIB — CRACKED · airframe 41,683 hrs · 11,938 cycles

L/H HORIZONTAL STAB RIB AT STA 92.7 HAS 2 CRACKS. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED RIB AT 2EA LOCATIONS IAW B737-800 SRM 55-10-09-2R-4 & 55-10-09-2R-5.

Part: BAFFLE — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT CARGO COMPARTMENT BAFFEL FS 747-767 RBL 20 CORRODED. GROUNDED - YES. UPON FURTHER INVESTIGATION FOUND CORROSION THRU BAFFEL (100% LOSS) FOUND TO BE OUT OF LIMIT IAW B737-800 SRM 53-00-53-1A-2, REMOVED AND REPLACED BAFFEL IAW B737-800 SRM 51-40-02-0G-0 PARA 7 AND B737-800 SRM 51-40-05-0G-0W- .6 O- .032 R- 0 L- 1.1 D- .032.

Part: ANGLE — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT CARGO COMPARTMENT FWD DOOR SHIELD SUPPORT ANGLE FS 767-787 RBL 20 CORRODED. GROUNDED - YES. REMOVED CORR, DETERMINED OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED & REPLACED ANGLE IAW B737-800 SRM 51-40-02-0G-0 W = 1 O = .050 R = .010 L =1 D = .040.

Part: CHANNEL — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT WET AREA LH MOP SILL HAS CORR BETWEEN STA 986 AND STA 967+3. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REMOVED & REPLACED MOPSILL IAW B737-800 SRM 51-40-02-0G-0 W = 1 O = .080 R = .068 L = 6 D = .012.

Part: FLOOR SUPPORT — CORRODED (STA 927) · corrosion level 2 · airframe 11,938 hrs · 46,683 cycles

AFT WET AREA FLOOR SUPPORT FWD OF STA 927 AT LBL 28 AROUND LAV MOUNT HAS CORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED FLOOR SUPPORT INTERCOSTAL AIW B737-800 SRM 51-40-02-0G-0W=2 O=.150 R=.130 L=3 D=.020.

Part: INTERCOSTAL — CORRODED (STA 947) · corrosion level 2 · airframe 46,683 hrs · 11,938 cycles

AFT WET AREA OF STA 947 FLOOR SUPPORT AT LBL 28 HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT OF LIMITS LOCATED AND DRILLED NEW INTERCOSTAL IAW B737-800 SRM 51-40-05-0G-0 TO BE INSTALLED ON MIG 5 OK313487 W/O 1020399-2000-0126W=2 O=.080 R=.062 L=1 D=.018.

Part: FLOORBEAM — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT WET AREA FLOORBEAM STA 986 HAS SPOTS OF CORROSION GROUNDED - YES. REMOVED CORR, FOUND TO BE OUT OF LIMITS CUT OUT DAMAGED SECTION IF FLOORBEAM & REPAIRED IAW B737-800 SRM 53-00-51-2R-1 W = 1 O = .150 R = .129 L = 1 D = .021.

Part: FLOORBEAM — CORRODED (BEAM) · corrosion level 2 · airframe 46,683 hrs · 11,938 cycles

AFT WET AREA FLOORBEAM STA 947 O/B LBL 54 HAS CORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS CUT AND REMOVED WHOLE LENGHT OF T-CAP AND REPAIRED BEAM IAW B737-800 SRM 53-70-51-2R-5W=2 O=.180 R=.140 L=8 D=.040.

Part: FLOORBEAM — CORRODED (STA 947) · corrosion level 2 · airframe 46,683 hrs · 11,938 cycles

AFT WET AREA FLOORBEAM STA 947 NEXT TO RH O/B LAV MOUNT HAS ORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REPAIR OF FLOOR BOARD TO BE ACCOMPLISH IN CONJUNCTION WITH DAMAGE AT LH SIDE OF BEAM ON MIG 5 OK313487 W/O 1020399-2000-0126W=2 O=.180 R=.138 L=4 D=.042.

Part: RIB — CRACKED · airframe 41,683 hrs · 11,938 cycles

R/H STAB RIB AT STA 92.7 HAS A CRACK. GROUNDED - YES. CUT OUT DAMAGE AND REPARIED RIB IAW B737-800 SRM 55-10-09-2R-4 AND 55-10-09-2R-5.

Part: SKIN — CRACKED · airframe 41,683 hrs · 11,938 cycles

R/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 138 26 INCHES FROM REAR SPAR A-154-032. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-1. THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND 9,000 FLIGHT CYCLE INTERVAL.

Part: TRANSITION PANEL — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT CARGO RH TRANSITION PNL HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORR & CK LIMITS FOUND TRANSITION PNL OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 REPAIRED RH TRANSITION PNL IAW B737-800 SRM 53-2R-5 W = 1.0 O = .040 R = .032 L = 10.0 D = .008.

Part: TRANSITION PANEL — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT CARGO L/H TRANSITION PANEL HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION AND CHECKED LIMITS FOUND TRANSITION PANEL OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 REPAIRED TRANSITION PANEL IAW B737-800 SRM 53-00-53-2R-5W=1.0 O=.040 R=.032 L=5.0 D=.008.

Part: SHIELD — CORRODED · corrosion level 2 · airframe 41,683 hrs · 11,938 cycles

AFT CARGO FWD OF CARGO DOOR LWR SHIELD HAS CORR. GROUNDED - YES. REMOVED CORR & DETERMINED OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED & REPLACED SHEILD IAW B737-800 SRM 51-40-02-0G-0.

Part: SKIN — CRACKED · airframe 41,683 hrs · 11,938 cycles

L/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 101 12 INCHES FROM T/E A-154-030. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11 THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND 9,000 FLIGHT CYCLES INTERVAL.

Part: RIB — CRACKED · airframe 41,683 hrs · 11,938 cycles

L/H HORIZONTAL STAB RIB AT STA 129.50 HAS 2 CRACKS. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED RIB AT 3EA LOCATIONS IAW B737-800 SRM 55-10-09-2R-4 & 55-10-09-2R-5.

Part: SKIN — CRACKED · airframe 41,683 hrs · 11,938 cycles

L/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 129 33 INCHEES FROM REAR SPAR A-154-031. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11 THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND 9,000 FLIGHT CYCLE INTERNAL.

Part: HARNESS — LOOSE (#1 ENGINE) · airframe 41,549 hrs · 11,904 cycles

REF ASA T/C 78273000, ENGINE 1 SHORT TIME FAULT 73-10341. THE FMV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. FOUND HARNESS CONNECTOR J5 LOOSELY CONNECTED TO EEC. ACCOMPLISHED WIRE RESISTANCE AND MEGGER CHECKS REF B737-800 FIM 75-34 TASK 807 STEPS F(3)(A), F(5)(A), AND F(7)(A). TIGHTENED J5 CONNECTOR. EEC TEST PASSED, NO FAULTS FOUND. ETOPS GROUND VERIFICATION SUCCESSFUL.

Part: HF COMM — WARNING LIGHT (UNKNOWN) · airframe 41,488 hrs · 11,888 cycles

HF1 FAIL ILLUMINATED IN ACTIVE & STANDBY RTP. GROUNDED - YES. PERFORMED FIM BITE CHECK PER B737-800 FIM 23-11. OPS CHECK OK. GROUNDS VERIFICATION CHECK OPS NORMAL.

Part: INDICATOR — INTERMITTENT (UNKNOWN) · airframe 41,399 hrs · 11,859 cycles

CENTER TANK INDICATION BLANK AT REFUELING PANEL. GROUNDED - YES. VERIFIED - CYCLED 4 EA F/Q C/B'S. REFUEL PANEL CENTER F/Q INDICATION RETURNED TO NML. NO HISTORY LAST 90 DAYS. OPS NML REF. B737-800 AMM 28-41-00 OPERATIONAL TEST.

Part: VALVE — LEAKING (#2 ENGINE) · airframe 41,352 hrs · 11,845 cycles

FUEL DRIPPING FROM THE #2 ENGINE. GROUNDED - YES. REF B737-800 AMM 71-71-00-200-801-F00 PERORMED ENG VENT DRAINM INSP FOR #2 ENG. IDENTIFIED A FUEL LEAK FROM HPTACC AT 3 DROPS PER MINUTE. REMOVED AND REPLACED HPTACC VALVE ON #2 ENG IAW AMM 75-21-01. LEAK CHECK GOOD. ACUATOR TEST OPS CHECK GOOD.

Part: SATCOM — FAULTED (UNKNOWN) · airframe 41,193 hrs · 11,805 cycles

NO SAT COMM GROUNDED - YES. QRH RESET PROCEDURE RUN, SAT COMM RESTORED.

Part: CIRCUIT BREAKER — POPPED (L FWD FUSELAGE) · airframe 41,136 hrs · 11,794 cycles

CAPT PITOT HEAT LIGHT ILLUMINATED ALONG WITH MASTER CAUTION, RAN QRH AND FOUND CAPT PITOT HEAT CIRCUIT BREAKER POPPED. GROUNDED - YES. REPLACED CAPT'S PITOT PROBE REF B737-800 AMM 31-11-01 LEFT PITOT LEAK TEST PASS REF AMM 34-11-730-801 PROBE HEAT OPS NORMAL.

Part: UNKNOWN — NONE (E/E RACK E8) · airframe 41,082 hrs · 11,781 cycles

HF2 SHOWS "FAIL" IN COMM HEAD. GROUNDED - YES. 2ND WRITE UP IN TWO DAYS. SYSTEM HAS BEEN RESET BUT AS PRECAUTIONARY REMOVED AND REPLACED HF #2 TRANSCEIVER IAW B737-800 AMM 23-11-21-000-810 AND AMM 23-11-21-400-801. ETOPS GROUND VERIFICATION GOOD IAW AMM 23-11-00-710-801,

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 41,082 hrs · 11,781 cycles

SATCOM LOCKUP GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH, SAT NORMAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 41,061 hrs · 11,777 cycles

DISPLAY FOR HF 2 "FAIL". WHEN FREQ IS SWAPPED, FAIL IS NO LONGER DISPLAYED. RADIO APPEARS TO FUNCTION NORMALLY. GROUNDED - YES. RESET SYSTEM BY CYCLING AIRCRAFT POWER, HF #2 "FAIL" ANNUNCIATION NO LONGER PRESENT. ETOPS GROUND VERIFICATION TEST GOOD IAW B737-800 AMM 23-11-00-710-801,

Part: KEYBOARD — FAULTY (COCKPIT) · airframe 41,021 hrs · 11,764 cycles

F/O MCDU KEYPAD LSK R5 & 6 ARE WHITE. GROUNDED - YES. F/O MCDU KEYPAD REMOVED AND REPLACED OPS CHECK GOOD REF B737-800 AMM 34-61-01. NO FLIGHT STATUS AFFECTED.

Part: ANTI-ICE VALVE — INOPERATIVE (#1 ENGINE) · airframe 40,532 hrs · 11,626 cycles

AFTER ENGINE START LEFT ENGINE ANTI ICE SWITCH TURNED ON AND COWL VALVE OPEN ANNUNCIATOR ILLUMINATED BRIGHT BLUE BUT DID NOT TURN DIM. CYCLED SWITCH ONCE AND THE SAME SCENARIO OCCURRED AGAIN. GROUNDED - YES. REMOVED AND REPLACED ENGINE 1 COWL TAI VALVE IAW B737-800 AMM 30-21-11-400-801. OPS CHECK GOOD ON GROUND IAW AMM SUB TASK 30-21-11-860-009.

Part: COMPENSATOR — FAILED (#2 MAIN TANK) · airframe 40,231 hrs · 11,541 cycles

REF TSR711470 L/H FUEL QTY INOP. GROUNDED - YES. REPLACED PROBES TU2 & TU4. REPLACED PROBES TU6, TU7, AND TU8. REMOVED AND REPLACED COMP PROBE IN #1 MAIN FUEL TANK. ALL PROBES REPLACED REF B737-800 AMM 28-41-21. ALL PROBES NOW WITHIN ACCEPTABLE TOLERANCES. #1 FQIS SYSTEM TEST GOOD REF AMM TASK 28-41-00-730-801. FUEL BALANCED FOR DISPATCH.

Part: COMPENSATOR — OUT OF LIMITS (#2 MAIN TANK) · airframe 40,168 hrs · 11,510 cycles

#2 FQIS FAILS SYSTEM TEST. THE FOLLOWING PROBES ARE OUT OF ACCEPTABLE CAPACITANCE VALUES PER AMM TASK 28-41-21-710-801: COMP., TU4, TU5, TU6, TU7, AND TU8. GROUNDED - YES. REMOVED AND REPLACED COMP PROBE, TU4 AND TU6 PROBES REF B737-800 AMM 28-41-21/401. REPLACED PROBE TU5 PER AMM 28-41-21. REMOVED AND REPLACED TU7 AND TU8 REF AMM 28-41-21/401. ACCOMPLISHED FUEL QUANTITY IND SYS TEST, OPS NML REF AMM 28-41-00-730-801.

Part: MOTOR — INOPERATIVE (RH WING) · airframe 40,163 hrs · 11,508 cycles

FWD PUMP MAIN TANK #2 LOW PRESSURE LIGHT WITH PUMP IN ON POSITION. GROUNDED - YES. REMOVED THE #2 TANK FWD MOTOR IMPELLER IAW B737-800 AMM 28-22-41/401 01. LEAK AND OPS CHECK GOOD

Part: CONTROL UNIT — FAULTY (#1 ENGINE) · airframe 39,834 hrs · 11,420 cycles

#1 ENGINE SHORT TIME FAULT. MSG 73-10341. THE FMV POSITION SIGNAL IS OUT OF RANGE. DEFERRED PER T/C 78273000. GROUNDED - YES. C/W B737-800 FIM 73-25 TASK 803 UP TO STEP F6A NO DEFECTS & RESISTANCE GOOD. REPLACED #1 ENG EEC REF B737-800 AMM 73-21-60-400-801-F00 & ACTUATORS TEST OK. OPS OK REF AMM 71-00-00-700-807-F00. EEC #1 TEST OK AFTER ENG RUN REF AMM 73-21-60-000-801-F00 NO FAULTS. #1 ENG RUN OK. ETOPS GROUND VERIFICATION COMPLETE.

Part: IDG — LEAKING (#1 ENGINE) · airframe 39,350 hrs · 11,287 cycles

REF TSR 711216. #1 IDG FAULTED LEAK CHECK WITH #1 ENGINE IDLE RUN FOR 10 MINUTES FOUND IDG DRAIN LINE LEAKING ABOUT 39 DROPS PER MINUTE. REF AMM 71-71-00. GROUNDED - YES. REMOVED AND REPLACED #1 IDG PER B737-800 AMM 24-11-11. OPS TEST AND LEAK TEST NORMAL. GROUND VERIFICATION SUCCESSFUL.

Part: ANTI-ICE VALVE — INOPERATIVE (#1 ENGINE) · airframe 38,982 hrs · 11,181 cycles

LEFT COWL ANTI-ICE VALVE DOES NOT OPEN, LIGHT REMAINS BRIGHT BLUE WITH LEFT ENGINE ANTI-ICE SWITCH ON. GROUNDED - YES. REMOVED AND REPLACED ENG 1 TAI COWL VALVE REF AMM 30-21-11-400-801. OPS CHECK GOOD.

Part: EEC — INOPERATIVE (#1 ENGINE) · airframe 38,803 hrs · 11,140 cycles

WHILE INTERROGATING FMC FOR ENGINE FAULTS FOUND CODE 73-11281 EEC CHANEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE #1 ENGINE CHANEL B EEC DATA NOT AVAILABLE. GROUNDED - YES. CW FIM 73-27 TASK 805 FOUND AIRCRAFT POWER TO EEC CHANEL A & B TO BE RELIABLE. REMOVED AND REPLACED EEC REF AMM 73-21-60-000/400-801-F00. GROUND VERIFICATION FOR #1 ENGINE & EEC COMPLIED WITH. REPAIR CONFIRMATION CHECKED GOOD. PART NUMBER VERIFIED BY SEAMC DAVE.

Part: FMC — FAILED (RIGHT) · airframe 38,319 hrs · 11,007 cycles

AT FLIGHT LEVEL 350 RIGHT FMC FAILED FOR ABOUT 30 SECONDS WITH VTK DISPLAYED ON COPILOT MAP AND AUTOPILOT WENT INTO CWS MODE WITH LOSS OF LNAV AFTER 30 SECOND RIGHT FMC CAME BACK ONLINE WITH NO FAULTS AND OPERATED NORMALLY. GROUNDED - YES. RAN B737-800 FIM 34-61 TASK 836 CYCLED POWER TO R/T FMC, OPS RESTORED , CHECKS OK REF SAME.

Part: HEATER — PILOT ERROR (PITOT) · airframe 37,922 hrs · 10,908 cycles

FMC WOULD NOT ACCEPT DATA IN MCDU. GROUNDED - YES. PITOT PROBE HEAT WAS LEFT ON FROM PREVIOUS FLIGHT. ONCE SHUTDOWN AND COOLED OFF THE FMC ACCEPTED ALL ASSOCIATED DATA. PERFORMED GOOD OPS TEST OF FMCS PER B737-800 AMM 34-61-00-710-801.

Part: AUTOLAND SYS — MALFUNCTIONED · airframe 37,628 hrs · 10,833 cycles

AUTOLAND NOT SUCCESSFUL AIRCRAFT DID NOT FLARE. REQUIRED CORRECTIVE ACTION. GROUNDED - YES. UPON BITE DFCS SHOWS NO ACTIVE FAULTS WITH NO HISTORY. HGS BITE REF SMM 34-36-00 NO ACTIVE FAULTS AND SHOWS FAULTS "ROLLOUT GUIDANCE AND ILS ANOMALY" IN HISTORY WITH ONLY ONE LEG EFFECTED. PERFORMED DFCS BITE LIBRARY TEST REF B737-800 AMM 22-11-00-740-814 ALL TEST PASS. LAND VERIFY REF AMM 22-11-00-700-801 TEST PASS. HGS OPERATIONAL TEST AND SYSTEM TEST REF SMM 34-36-00 ALL PASS WITH NO FAULTS.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 37,326 hrs · 10,754 cycles

EMERGENCY LIGHT EXIT LOCATOR SIGN ADJACENT TO R-1 DOOR HAS LAMPS INOP. GROUNDED - YES. RELAMPED AND TESTED PER B737-800 AMM 33-51-01-960-801 - OPS NORMAL.

Part: HMU — FAULTED (NR 2 ENGINE) · airframe 37,326 hrs · 10,754 cycles

REF. TC #78273000. #2 ENGINE HAS SHORT TIME FAULT, 73-20342 "FMV POSITION SIGNAL IS OUT OF RANGE.". GROUNDED - YES. ACCOMPLISHED B737-800 FIM 73-25 TASK 803. FAULT MESSAGE 73-20342 IS STILL ACTIVE. AT HMU RECEPTACLE DP0601 PIN 16-TO 34IS AT 14.4 MEG OHMS SHOULD BE 36-91 OHMS. WIRE HARNESS FROM DP0601 TO DP0606IS GOOD AND DP0501TO DP0505 IS GOOD. PER FIM 73-25TASK 803 STEP F(4)(A)SAY TO REPLACE HMU. REMOVED AND REPLACED HMO PER T/C N8473000 AND N8473001.LEAK CHECK AND OPS CHECK NORMAL FAULT 73-20342 DID NOT RETURN.

Part: WARNING LIGHT — ILLUMINATED (TRIM AIR) · airframe 37,297 hrs · 10,739 cycles

ON RECALL "CONT CAB ZONE TEMP" LIGHT ILLUMINATED WENT OUT ON RESET. GROUNDED - YES. ACCOMPLISHED BITE ON PACK TEMP CONTROLLER, FOUND CAB TRIM AIR FAULT. WAS ABLE TO RESET FAULT CAB CONTROL TEMPERATURE OPS CHECK GODD.

Part: TRANSCEIVER — FAILED (NR HF COMMS) · airframe 37,235 hrs · 10,719 cycles

NR 2 HF TRANSCIEVER HAD NO SIDETONE. GROUNDED - YES. REMOVED AND REPLACED THE NR 2 HF TRANSCEIVER IAW B737-800 AMM 23-11-21-400-801 OP'S CHECK GOOD.

Part: TRANSCEIVER — FAILED (NR 2 HF COMMS) · airframe 37,230 hrs · 10,718 cycles

HF2 SHOWING FAIL ON BOTH FREQUENCY INDICATORS. GROUNDED - YES. ACCOMPD B737-800 FIM 23-12 TASK 815, FAIL MSG EXSTINGUISHED REPLACED BY SELECTED FREQUENCIES IN RTP FREQ WINDOWS. VHF COMM TEST REF B737-800 AMM 23-12-02 AND HF COMM TEST REF AMM 23-11-00. OPS NRML. RMVD AND RPLCD #2 HF R/T REF AMM 23-11-21, OPS NRML. ETOPS SIGNIFICANT SYST-GND VERIFICATION SUCCESSFUL.

Part: HF COMM — LOCKED (NR 2) · airframe 37,159 hrs · 10,700 cycles

BOTH RADIO TUNING PANELS SHOW "INOP" IN BOTH WINDOWS WHEN HF 2 SELECTED. GROUNDED - YES. VERIFIED #2 HF LOCKED UP. RESET #2 HF SYSTEM. RETURNED TO NORMAL, #2 HF BITE IS GOOD REF B737-800 FIM 23-11 TASK 801- GRD VERIFICATION SUCCESSFUL.

Part: SEAL — LEAKING (NR 1 IDG PAD) · airframe 37,029 hrs · 10,665 cycles

#1 ENG IDG DRAIN PAD LEAKING 3-4 DROPS/MIN WITH ENG AT IDLE, APPROX 60 DROPS/MIN AFTER ENGINE SHUTDOWN. GROUNDED - YES. REMOVED & REPLACED #1 ENG IDG PAD SEALOL SEAL REF B737-800 AMM 72-60-00. LEAK & OPS CHECK GOOD REF AMM 71-00-00-800-811-F00 & AMM 24-11-00-700-802.

Part: AUTOPILOT SYS — DISCONNECTED · airframe 36,960 hrs · 10,645 cycles

A/C WAS PROPERLY CONFIGURED FOR AN AUTOLAND APPROACH INTO SEATTLE. ALL INDICATIONS WERE NORMAL DURING. A/C WAS ON SPEED AND PROPERLY TRACKING THE LOCALIZER AND GLIDESLOPE. AT 50' ABOVE THE RUNWAY, THE "APCH WARN" LIGHT ILLUMINATED AND "NO AIII" APPEARED IN THE HGS. THE AUTOPILOT ALSO DISCONNECTED. I HAD THE RUNWAY IN SIGHT AND MADE A MANUAL LANDING. GROUNDED-YES. FCC'S LOGGED 22-11415, 22-11479, 22-11414, 22-11552. NO HISTORY. PERFORMED B737-800 FIM 22-14 TASK 801. FCC A&B BITE IS NORMAL. LAND VERIFY BITE GRP NR 48 NORMAL. HGS SYSTEM TEST NORMAL, REF SMM 34-36-00. OK FOR SERVICE.

Part: SATCOM — MALFUNCTIONED · airframe 36,817 hrs · 10,615 cycles

SAT DISAPPEARED FROM ACAR MENU PAGE, WITH ASSOCIATED "NO COMM" MESSAGE. GROUNDED-YES. ACCOMPLISHED QRH RESET PROCEDURE. SATCOM RESTORED.

Part: PRESSURE SWITCH — INOPERATIVE (NR 2 FUEL SYSTEM) · airframe 36,792 hrs · 10,604 cycles

NR 2 ENGINE CDU TASK CARD SHOWS LONG TIME FAULT MESSAGE NBR 73-21072 FUEL FILTER SIGNALS DISAGREE. GROUNDED-YES. REMOVED AND REPLACED FUEL DIFF PRESS SW AND FUEL FILTER, REF B737-800 AMM 73-34-01 AND AMM 73-11-02. LEAK AND OPERATIONS CHECK GOOD.

Part: EXCITER — FAULTY (APU) · airframe 36,710 hrs · 10,581 cycles

ON APU STARTUP, APU FAULT LIGHT ILLUMINATED. GROUNDED-YES. REF B737-800 FIM 49-40 TASK 802, FOUND NO NOISE COMING FROM IGNITER PLUG DURING START. R & R IGNITER PLUG, REF B737-800 AMM 49-41-51. R & R IGNITER UNIT, REF AMM 49-41-39. R & R IGNITER LEAD, REF AMM 49-41-52. STARTED APU, WITH NO DEFECTS NOTED. NO CURRENT FAULTS IN CURRENT STATUS. GROUND VERIFICATION SUCCESSFUL.

Part: AUTOPILOT SYS — MALFUNCTIONED · airframe 36,491 hrs · 10,528 cycles

AUTOPILOT DISCONNECTED UNCOMMANDED PRIOR TO LANDING, NO WARNINGS DISPLAYED. GROUNDED-YES. ACCOMPLISHED T/S, PER B737-800 FIM 22-11 TASK 899-DFCS GROUP NR 20 FAULT REVIEW SHOWED FAULTS 22-11415 "FGN FCC DROPPED IN APP" AND 22-11479 "P SPM MON" LOGGED ON LEG 9 OF FCC-A, BUT NO RELEVANT FAULTS IN LAST 8 LEGS OR IN FCC-B. ACCOMPLISHED T/S FOR FAULTS 22-11415 AND 22-11479, PER FIM 22-14 TASK 801-INITIAL EVALUATION (DFCS/AT LRU REPLACEMENT TEST, PER FIM 22-11 TASK 802) DID NOT CONFIRM FAULT. ACCOMPLISHED DFCS GROUP NR 10 (CURRENT STATUS) AND GROUP NR 11 (AUTOPILOT) TESTS, PER FIM 22-11 TASK 801-ALL TESTS PASS. PERFORMED DFCS GROUP NR 49 (LAND VERIFY) TEST, PER B737-800 AMM 22-11-00-700-801-ALL TESTS PASS.

Part: HF COMM — MALFUNCTIONED (NR 2) · airframe 36,421 hrs · 10,509 cycles

FAIL SHOWING HF2 BOTH ACTIVE AND STANDBY DISPLAYS, GOOD SELCAL. GROUNDED-YES. PERFORMED HF2 BITE TEST, REF B737-800 FIM 23-11 TASK 802 AND TASK 801.

Part: WARNING LIGHT — FALSE ACTIVATION (COCKPIT TEMP) · airframe 36,344 hrs · 10,480 cycles

CONT CAB ZONE TEMP ILLUM ON RECALL. RAN QRH AND THE LIGHT EXTINGUISHED. GROUNDED-YES, PER B737-800 FIM 21-62 TASK 842 PZTC NR 2 SHOWED RED LIGHT "FLIGHT DECK TRIM VALVE" DURING BITE TEST. AFTER RESET, PERFORMED BITE TEST, NO FAULTS NOTED.

Part: CONTROL VALVE — FAULTED (LT A/C PACK TEMP) · airframe 36,196 hrs · 10,446 cycles

PERFORMED BIT CHECK LT PACK, TCV FAULTED. GROUNDED-YES. REPLACED PACK TCV, PER B737-800 AMM 21-61-21-000-801. GREEN GO LIGHT ILLUMINATED.

Part: CONTROL PANEL — FAULTY (MODE) · airframe 36,111 hrs · 10,418 cycles

AUTO PILOT A TRIPPED OFF AT CRUISE. REASON UNKNOWN. GROUNDED-YES. ACCOMPLISHED DFCS BITE B737-800 FIM 22-11 TASK 801. NO CURRENT FAULTS FOUND. FLIGHT FAULT REVIEW HAS MESSAGE 22-11607 SEVERAL FLIGHT LEGS. REMOVED AND INSTALLED NEW MCP, REF B737-800 AMM 22-11-34. PERFORMED MCP OSP TEST, REF AMM 22-11-34-740-801. ALL TESTS PASSED. ACCOMPLISHED LLM TEST LRU REPLACEMENT BITE GROUP NR 32. ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST BITE GROUP NR 49. ALL TESTS PASSED. ACCOMPLISHED DFCS MCP ADJ/TESTS AMM 22-11-34-501. ALL TESTS PASSED.

Part: SATCOM — LOCKED · airframe 36,106 hrs · 10,417 cycles

SATCOM LOCK-UP. GROUNDED-YES. ACCOMPLISHED RESET PROCEDURE, PER QRH. SATCOM RESTORED NORMAL.

Part: CONTROL PANEL — FAULTED (AUTOPILOT) · airframe 36,050 hrs · 10,402 cycles

AUTOPILOT "A" TRIPPED OFF AT CRUISE TWICE ENROUTE. REASON IS UNKNOWN. GROUNDED-YES. ACCOMPLISHED B737-800 FIM 22-11 TASK 801 DFCS BITE. FAULTED MCP DATA INV FAULT CODE 22-11607. ACCOMPLISHED FIM 22-11 TASK 817 MODE CONTROL PROBLEM AND FIM 22-11 TASK 803 MODE CONTROL PANEL TESTS AND DFCS BITE GROUP NR 49 LAND VERIFY TEST, PER B737-800 AMM 22-11-00-700-801. ALL TESTS PASSED.

Part: WINDSHIELD — CRACKED (RT COCKPIT) · airframe 36,007 hrs · 10,385 cycles

DESCENDING THROUGH 10,000 R1 WINDOW BEGAN ARCING AND CRACKED, CHECK LIST COMPLETED. GROUNDED-YES. REMOVED AND REPLACED R1 WINDSHIELD, REF B737-800 AMM 56-11-11. OPERATIONS AND LEAK CHECKED GOOD. OPERATIONS CHECKS GOOD, IAW AMM 56-11-11-400-801. MOVED TERMINAL BOARD TAP ON TB5012 TO NR 3 SPOT, REFERENCING AMM 30-41-21-000-801 (CODE IS H11 AND RESISTANCE IS 39.7 OHMS). CABIN PRESSURE LEAK TEST GOOD, IAW AMM 05-51-91-790-801. AIRCRAFT RESTORED TO NORMAL CONFIGURATION.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 35,823 hrs · 10,320 cycles

EMERGENCY LIGHTS COMMON TO POWER SUPPLY M2335 INOPERABLE. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M2335. OPS-CHECK GOOD, IAW B737-800 AMM 33-51-06-960-806.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 35,823 hrs · 10,320 cycles

EMERGENCY LIGHTS COMMON TO POWER SUPPLY M1670 INOPERABLE. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1670. OPS-CHECK GOOD, IAW B737-800 AMM 33-51-06-960-806.

Part: LAMP — BURNED OUT (SLIDE LIGHT) · airframe 35,823 hrs · 10,320 cycles

L2 SLIDE LIGHT INOPERABLE. GROUNDED - YES. RELAMPED L2 SLIDE LIGHT TEST GOOD, IAW B737-800 AMM 33-51-04-960-801

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 35,823 hrs · 10,320 cycles

EMERGENCY LIGHTS COMMON TO POWER SUPPLY M1676 INOPERABLE. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1676. OPS-CHECK GOOD, IAW B737-800 AMM 33-51-06-960-806.

Part: DOUBLER — CRACKED (BS 231-232) · airframe 35,823 hrs · 10,320 cycles

EXTERNAL POWER DOOR LOWER CUTOUT CRACKED. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED WITH DOUBLER AND FILLER, IAW B737-800 SRM 53-10-15-2R-4 ALTERNATIVE 1. ALODINED IAW B737-800 SRM 51-20-01 AND PRIMED IAW BOEING SOPM 20-41-02. THIS IS A CATEGORY "A" REPAIR.

Part: SKIN — CORRODED (BS 916) · airframe 35,823 hrs · 10,320 cycles

FUSELAGE SKIN HAS CORROSION BS 916, STR 24L. GROUNDED - YES. REMOVED CORROSION ORIGINAL SKIN THICKNESS 0.063, IAW B737-800 SRM 53-80-01-O1, REMAINING SKIN THICKNESS 0.061. REMOVED 0.002 BLENDED AREA WITHIN ALLOWABLE LIMITS, IAW B737-800 SRM 53-00-01-1A-1 PARA 4B(2)(B). ALODINED IAW B737-800 SRM 51-20-01. PRIMED IAW BOEING SOPM 20-44-04 PAINTED TOP COAT, IAW B737-800 AMM 51-21-99.

Part: CARGO TRACK — CORRODED · corrosion level 2 · airframe 35,823 hrs · 10,320 cycles

AFT CARGO BETWEEN STA 787 - STA 807 RBL -14 CARGO TRACK IS CORR. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS , CUT OUT & REPAIRED DAMAGED SECTION OF TRACK IAW B737-800 SRM 53-00-53-2R-03 W = 1 O = .071 R = .038 L = 6 D = .033.

Part: UNKNOWN — MALFUNCTIONED (SATCOM) · airframe 35,780 hrs · 10,309 cycles

"SAT" INDICATOR NOT DISPLAYED ON MENU PAGE. GROUNDED - YES. PERFORMED B737-800 FIM 23-15 TASK 801 CYCLED SAT COM POWER AND SAT PROMPT RETURNED TO MCDU. A/C RELEASED FROM MEL 23-18 C/N 25002535 REMOVED.

Part: FMC — MALFUNCTIONED (COCKPIT) · airframe 35,713 hrs · 10,293 cycles

AFTER LANDING LEFT FMC FAILED INTEMITTENTLY. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-64-836 LEFT FMC RESET. INTERMITTENT FAULT.

Part: CONTROL PANEL — FAULTY (COCKPIT) · airframe 35,598 hrs · 10,264 cycles

CAPT REPORTS ALT DIGITS HARD TO READ. GROUNDED - YES. REMOVED AND REPLACED DFCS MODE CONTROL PANEL PER B737-800 AMM 22-11-34-000-801 / AMM 22-11-34-400-801. PERFORMED DFCS GROUP #32 (MCP LRU REPLACEMENT) TEST PER AMM 22-11-34-740-801 AND DFCS GROUP #49 (LAND VERIFY) TEST PER AMM 22-11-00-700-801 - ALL TESTS PASS. CLEARS MEL 22-16K.

Part: UNKNOWN — MALFUNCTIONED (CABIN TEMP) · airframe 35,530 hrs · 10,251 cycles

CONT CAB ZONE TEMP LIGHT-EXTINGUISHES WITH RECALL. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 21-61 TASK 801, PZTC #1 FAULTED TRIM VALVE & CAB SENSOR, PZTC #2 FAULTED CAB SENSOR, RESET BOTH PZTC, FAULTS WENT AWAY, OPS BOTH PACKS FOR SEVERAL MINUTES NO FAULTS ACTIVE ON RECALL TEST & PZTC BITE TEST, B737-800 AMM 21-00-00.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 35,520 hrs · 10,249 cycles

FOUND R-1 DOOR EMERGENCY LTS INOP NON ASA 4078305. GROUNDED - YES. R/R R-1 DOOR EMERGENCY LTS BATTERY PACK IAW B737-800 MM 33-51-06-960-805. OPS CHECK GOOD. NON ASA 4078305.

Part: FIRE LOOP — NO TEST (NR 1 ENGINE) · airframe 35,424 hrs · 10,227 cycles

#1 ENGINE A FIRE LOOP DOES NOT TEST. GROUNDED - YES. ACCOMPLISHED ENGINE FIRE DETECTION OPERATIONAL TEST B737-800 AMM TASK 26-11-00-710-801. OPS CK GOOD. ACCOMPLISHED GVI OF FAN & CORE FIRE LOOPS. NO DEFECTS NOTED. RE-ACCOMPLISHED ENGINE FIRE DETECTION OPERATIONAL TEST. OPS CK GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN TEMP) · airframe 35,212 hrs · 10,177 cycles

CLIMBING OUT OF SFO PASSING 10000 FEET "AIR COND MASTER CAUTION AND CONT CAB, ZONE TEMP. RAN QRH ZONE TEMP PROCEDURE EXTINGUISH. SUPPLY DUCT TEMPERATURE NOPRMAL. PER NOTE QRH- " NO FUTHER ACTION REQUIRED. CONTINUE TO OGG. GROUNDED - YES. PERFORMED PACK/ZONE TEMP CONTROLLER BITE TEST FOUND FAULT IN #2 CONTROLLER FOR FLIGHT DECK TRIM VALVE) CLEARS AFTER RESET NO FURTHER DEFECTS NOTED.

Part: HEAT EXCHANGER — LEAKING (NR 2 FUEL/OIL) · airframe 35,187 hrs · 10,171 cycles

#2 ENG MAIN OIL/FUEL HEAT EXCHANGER PAD DRAIN OVER 90 DPM PER SEAMC R&R MAIN OIL FUEL HEAT EXCHANGER. GROUNDED - YES. REMOVED & REPLACED MAIN OIL/FUEL HEATEXCHANGER PER B737-800 AMM 79-21-02, POWER PLANT TEST CONDUCTED PER AMM 79-21-02, OPS CHECK GOOD, NO LEAKS NOTED, ETOPS SIGINIFIGANT SYSTEM AND RII, GROUND VERIFICATION SUCCESSFUL.

Part: FMC — MALFUNCTIONED (COCKPIT) · airframe 34,990 hrs · 10,120 cycles

FMC L FAIL. GROUNDED - YES. VERIFIED INOP LEFT FMC - REF B737-800 FIM 34-61 TASK 836, CYCLED 2 EA FMC C/B'S. LEFT FMC RESTORED AND OPS NML REF SAME FIM TASK. INTERMITTENT FAULT.

Part: WARNING LIGHT — FALSE INDICATION (LT A/C PACK) · airframe 34,685 hrs · 10,040 cycles

LH PACK ILLUMINATED IN FLIGHT CANCELS WITH MASTER CAUTION RELIGHTS ON RECALL. GROUNDED - YES. #1 PZTC SHOWS PREV FLT SHOWS RAM AIR ACT FAULT. RESET FAULT. FAULT DID NOT RETURN. OPS CHECK #1 PZTC GOOD REF B73-800 AMM 21-51-00.

Part: WARNING MESSAGE — MULTIPLE FAIL · airframe 34,294 hrs · 9,941 cycles

AT APPROXIMATELY 100' AGL ON AUTOLAND APPROACH AIRCRAFT PITCHED UP SUDDENLY, APCH WARN DISPLAYED AND AUTOPILOT DISCONNECTED. WE EXECUTED A MISSED APPROACH. ON SECOND APPROACH, A HAND FLOWN HGS, AT APPROXIMATELY 100' APCH WARN DISPLAYED AND FLIGHT GUIDANCE CUE DISAPPEARED. AIII APPEARED NORMAL ON BOTH APPROACHES UNTIL APCH WARN APPEARED. COULD NOT DETERMINE IF ANOMALY ORIGINATED WITH AIRCRAFT OR GROUND EQUIPMENT. GROUNDED - YES. FFR LOGGED 22-11479 & 22-11474. COULD NOT DUPLICATE MALFUNCTION. OP CK NORMAL. REF B737-800 FIM 22-14 TASK 801 & 22-11 TASK 802. BITE GROUP 35, 38 & 49 NORMAL. HGS RTS NORMAL. REF SMM 34-36-00.

Part: FMC — MULTIPLE FAIL · airframe 34,123 hrs · 9,888 cycles

ON TAXI OUT- NUMEROUS UNRELATED FAILURES OCCURRED: LNAV/VNAV DROPPED OFF LINE 3 TIMES. AUTOTHROTTLE TRIPPED OFF. RUNWAY DROPPED OUT OF FMC, THEN ROUTE DROPPED ATC COMM TERM MESSAGE CAME UP, PLUS ALL TAKEOFF PERF DROPPED OFF. GROUNDED - YES. ACCOMPLISHED DFCS BITE PER B737-800 FIM 22-11 TASK 801, MMR BITE PER FIM 34-31 TASK 801 & AUTOTHROTTLE BITE PER FIM TASK 22-34-801. NO FAULTS DETECTED. NO CURRENT FAULTS ON PSEU, ACCOMPLISHED PSEU SELF TEST, NO FAULTS, TEST PASSED. ACCOMPLISHED L & R ADIRS BITE TEST FIM 34-61 TASK 824 & FMS BITE PER FIM 34-61 TASK 801 NO FAULTS NOTED. NO HISTORY, OK FOR SERVICE.

Part: EEC — FAILED (APU) · airframe 34,084 hrs · 9,878 cycles

DURING APU START AFTER LANDING FAULT LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED APU ECU ASSY IAW B737-800 AMM 49-61-12 OPS CHECK GOOD BITE CHECK GOOD NO FURTHER DEFECTS NOTED.

Part: FAULT LIGHT — FALSE ACTIVATION (APU) · airframe 34,063 hrs · 9,872 cycles

APU FAULT LIGHT/ APU GEN DROPPED OFF. GROUNDED - YES. PERFORMED APU BITE CHECK REF B737-800 FIM 49-60 TASK 801 NO CURRENT FAULTS LOGGED. PREVIOUS FAULT LOGGED 49-61127 FOUND TO BE INTERMITTENT. APU GROUND VERIFICATION CHECKS NORMAL.

Part: UNKNOWN — MALFUNCTIONED (APU) · airframe 33,947 hrs · 9,830 cycles

APU FAULT LIGHT ILLUMINATED WHEN TRYING TO START APU. APU STARTED ON FOURTH ATTEMPT. GROUNDED - YES. VERIFIED FAULT LIGHT ON WHEN APU SWITCH IS MOVED TO THE ON POSITION, SAME RESULT THE SECOND TIME BUT THE THIRD TIME W/O FAULT LIGHT AND APU ABLE TO START. DUPLICATED DEFECTS TWICE. APU BITE HAVE NO CURRENT STATUS FAULTS. LAST FAULT MSG LOGGED ON FAULT HIST PAGE WAS "49-11019 POWER INTERRUPT" WHICH LOGGED ON JUL13. MAINT HISTORY PAGE LOGGED LAST MSG WAS "49-41181 IGNITION UNIT CIRCUIT SHOWS OPEN CIRCUIT" WHICH LOGGED ON SEP24. REF B737-800 FIM 49-60 TASK 801, GVI OF APU HARNESS, NO DEFECTS FOUND. VERIFIED 26 VDC POWER PRESENT AT ECU D3599C PIN 2. SUSPECTED BAD ECU DUE TO FAULT HIST. REMOVED AND REPLACED APU ECU M1709 IAW B737-800 AMM 49-61-12/401. APU STARTING AND OPS CHECKED NORMAL. 3 SUCCESSFUL BATTERY STARTS W/O FAULTS. APU BITE GOOD W/O CURRENT FAULTS.

Part: EXCITER — INOPERATIVE (APU) · airframe 33,929 hrs · 9,824 cycles

FAULT ON APU START. 2 ATTEMPTS. GROUNDED - YES. REMOVED AND REPLACED APU EXCITER PER AMM 49-41-31-400-801 AND 49-41-31-00-801. OPS CHECK GOOD.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 33,912 hrs · 9,818 cycles

CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED FIM 21-61 TASK 801 NO FAULTS FOUND ON BOTH TEMP CONTROLLERS. GROUND VERIFICATION CHECKS NORMAL.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 33,900 hrs · 9,815 cycles

APU FAULT LIGHT CAME ON WITH FIRST START ATTEMPT. APU DIDN'T START. GROUNDED - YES. ACCOMPLISHED APU BITE CHECK REF FIM 49-60-00-810-810 NO CURRENT STATUS FAULTS LOGGED. PREVIOUS FAULT HISTORY LOGGED FAULT 49-11019 FOUND TO BE AN INTERMITTENT FAULT. APU GROUND VERIFICATION CHECKS NORMAL.

Part: APU — WARNING LIGHT · airframe 33,895 hrs · 9,814 cycles

AFTER LANDING, TRIED TO START APU BUT GOT THE FAULT LIGHT. TURNED APU SWITCH OFF. TRIED TO START AGAIN WITH SAME RESULT. ON THIRD ATTEMPT, APU STARTED NORMALLY. GROUNDED - YES. PERFORMED APU BITE TEST IAW B737-800 FIM 49-60-TASK 801. NO FAULT FOUND. PLACARD APU ON MEL 49-99A. APU IS ON CONTINUOUS RUN OPERATIONS. PER SEAMC SUCCESSFUL APU CSSP NOTED & IS NOW OK TO CLEAR MEL 49-99A. MEL 49-99A CLEARED, PLACARD REMOVED.

Part: UNKNOWN — MALFUNCTIONED (APU) · airframe 33,836 hrs · 9,799 cycles

APU FAULT LIGHT ON START. GROUNDED - YES. PERFORMED, APU BITE, FOUND FAULT 49-11019 POWER INTERRUPT DUE TO APU SHUTDOWN. NO OTHER FAULTS FOUND. PERFORMED APU START WITH NO FAULTS, SUCCESSFUL GROUND VERIFICATION. REF FIM 49-60 TASK 801.

Part: DRIVE UNIT — FAULTY (WEATHER RADAR) · airframe 33,112 hrs · 9,599 cycles

WEATHER RADAR FAIL INDICATED INTERMITTENTLY IN CRUISE. GROUNDED - YES. REPLACED ANTENNA DRIVE UNIT. ALL OPS NORMAL REF AMM 34-43-11.

Part: UNKNOWN — MALFUNCTIONED (COCKPIT) · airframe 33,112 hrs · 9,599 cycles

FO FLIGHT DIRECTOR BAR LOST NO PITCH OR ROLL BARS DURING THE APPROACH. GROUNDED - YES. ILS SYSTEM TEST DONE REF AMM 34-31-00-730-801: TEST PASSED. BITE LIBRARY TEST 60351 FOR FD SWITCH DONE SUCCESSFULLY. NO CURRENT DFCS FAULTS. LAND VERIFY SUCCESSFUL REF AMM 22-11-00-700-801.

Part: EEC — FAILED (NR 1 ENGINE) · airframe 33,086 hrs · 9,593 cycles

FOUND #1 ENGINE SHORT TERM FAULT 73-10341. POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. VERIFIED FAULT STILL ACTIVE. DUE TO OTHER ACTIVE FAULT 78-11491, FOLLOWED FIM 75-34 TASK 807. FOUND ALL RESISTANCE FROM STEPS F1 TO F8 GOOD. REMOVED AND REPLACED #1 EEC IAW AMM 73-21-60. ALL OPS CHECKS GOOD. THIS CLEARS PLT. ALSO REPLACED MW0303 HARNESS AS PRECAUTION IAW AMM 71-51-03 STEP 3. ALL TEST PASS.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 33,053 hrs · 9,586 cycles

RECEIVED WX FAIL ALONG WITH ANT AND PWS FAIL INTERMITTENTLY. NORMAL FUNCTION REGAINED AFTER SHORT PERIOD OF NON-USE. GROUNDED - YES. ACCOMP OPS TEST OF WXR SYSTEM REF AMM 34-43-00. OPS CK OK. NO HISTORY 30 DAYS. DEFECT CLEARED.

Part: REGULATOR — INOPERATIVE (BLEED AIR SYS) · airframe 33,035 hrs · 9,582 cycles

AFTER ENGINE START ENG #1/LEFT DUCT PRESSURE = 0. GROUNDED - YES. PER FIM 36-10 TASK 805 REMOVED/REPLACED THE BAR REF AMM 36-11-03 AND REMOVED/REPLACED THE PRSOV PER AMM 36-11-04, PERFORMED ENGINE IDLE RUN.

Part: CONNECTOR — CORRODED (RIGHT WING) · airframe 32,827 hrs · 9,511 cycles

DURING CLIMB, UPPER DISPLAY UNIT ENGINE #2 'START VALVE OPEN' LIGHT AND ASSOCIATED STACK FLASHED CONTINUOUSLY. EVENTUALLY, FLASHING DISCONTINUED AND THE START VALVE OPEN LIGHT ILLUMINATED CONTINUOUSLY. ACCOMPLISHED QRH PROCEDURE FOR START VALVE OPEN LIGHT ILLUMINATED. GROUNDED - YES. PERF B737-800 FIM 80-07 TASK 808. RMVD & RPLCD START VALVE REF B737-800 AMM 80-11-03. #2 START VALVE OPEN ANN REMAINS ON AT ALL TIMES UNTIL ENG HARNESS CONN D1234 (HARNESS MW0312) @ POS 9 REMOVED. SAME ANN WENT OUT. INSTLD NEW MW0312 HARNESS. ORIGINAL PROBLEM STILL EXIST. START VALVE LIGHT REMAINS ON WHILE ON BATT POWER. DISCONNECTED PYLON CONNECTOR DP1234 AND LIGHT GOES OUT REGARDLESS IF VALVE CONNECTOR DP1202 IS CONNECTED OR NOT. FOUND CORROSION ON THRU CONNECTOR DM24 AND CONNECTOR D30114. RPLCD FEED THRU CONNECTOR DM24 AND D30114, RPLCD AND RETERMINATED D30116 REF SWPM 20-63-00 AND 20-60-06. ACCOMP EEC TEST PER AMM 73-21-00-700-804-F00. DISCRETES TEST PER AMM 73-21-00-700-809-F00. TR OP TEST PER AMM 78-31-00-700-801-F00. ALL TESTS NORMAL. ACCOMP EEC BITE TEST, ACTRS TEST, PNEU LEAK CK OF #2 ENG IAW AMM 71-00-00-800-811-F00. ACCOMP OPS TEST OF THE #2 IDG IAW AMM 24-11-00-700-803. ACCOMP EDP DEPRESSURIZATION SOLENOID OPS TEST IAW AMM 29-11-11-710-801. ACCOMP WING ANTI-ICE OPS TEST IAW AMM 30-11-00-710-801. ACCOMP AVM OPS TEST 77-31-00-710-801-F00. GROUND VERIFICATION TEST OF ALL SYSTEMS AFFECTED BY PLUG REPLACED PASSED. NO FAULTS.

Part: TRANSCEIVER — INTERMITTENT (WEATHER RADAR) · airframe 32,809 hrs · 9,499 cycles

INTERMITTENT WXR FAIL ANNUNCIATION APPEARED ON BOTH WD'S. DURATION WAS 15-30 SECONDS, AFTER WHICH RADAR RESUMED NORMAL OPS. GROUNDED - YES. REPLACED WX RADAR RT. OPS NORMAL REF B737-800 AMM 34-43-41.

Part: WARNING LIGHT — FALSE ACTIVATION (R2 WINDOW OVRHT) · airframe 32,795 hrs · 9,495 cycles

R2 SIDE WINDOW OVERHEAT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED FIM 30-41 TASK 801 WHCU (BITE) NO CURRENT FAULTS. FAULT HISTORY SHOWED A BUS POWER FAULT. ACCOMPLISHED B737-800 FIM 30-41 TASK 806, WINDOW HEATER POWER DISCONNECTED. THE BIT VERIFY SHOWS NO FAULT. THIS IS AN INTERMITTENT FAULT AND SYSTEM IS OK FOR SERVICE. ACCOMPLISHED WINDOW HEAT OPERATIONAL TEST REF B737-800 AMM 30-41-00-710-801. OPS TEST NORMAL.

Part: AUTOLAND SYS — MALFUNCTIONED · airframe 32,400 hrs · 9,373 cycles

HGS/AUTOLAND FAIL-APPROACH WARN RECEIVED AT CAT2 MINIMUMS AND AUTPILOT KICKED OFF. GROUNDED - YES. DFCS LOGGED 22-11479 , 22-11414 NO HISTORY. PERFORMED DFCS BITE, LRU TESTS AND LAND VERIFY REF B737-800 FIM 22-11 TASK 801 AND GROUP #49 ALL TESTS NORMAL, NO FAULTS. HGS SYSTEM TEST NORMAL REF SMM 34-36-0 NO FAULTS.

Part: SPINNER — DAMAGED (NR 2 ENGINE) · airframe 32,350 hrs · 9,357 cycles

WHILE ACCOMPLISHING TASK CARD 78472010, FOUND #2 ENG FRONT SPINNER CONE HAS 1 DAMAGED JACKSCREW INSERT. GROUNDED - YES. REPLACED #2 ENG FRONT SPINNER CONE REF AMM 72-21-01.

Part: DISPLAY — INOPERATIVE (FMC) · airframe 32,110 hrs · 9,296 cycles

CAPTAIN'S FMC CDU SCREEN IS BLANK. GROUNDED - YES. REMOVED & REPLACED CAPT MCDU REF AMM 34-61-01, INSTALLATION TEST GOOD.

Part: DISPLAY — FAILED (NR 1) · airframe 32,110 hrs · 9,296 cycles

AFTER ENGINE START MCDU #1 WENT BLANK WITH TRANSFER OF POWER FROM APU TO ENGINE DRIVEN GENERATORS. GROUNDED - YES. CYCLED AIRCRAFT POWER, ACCOMPLISHED FMC BITE REF B737-800 FIM 34-61 TASK 801 NO FAULTS FOUND. GROUND VERIFICATION CHECKS NORMAL.

Part: TRANSCEIVER — MALFUNCTIONED (NR 2 HF COMMS) · airframe 32,068 hrs · 9,286 cycles

RADIO TUNING PANEL SHOWS 'FAIL' IN BOTH WINDOWS WITH HF2 SELECTED. HF2 APPEARS TO WORK NORMALLY AND WHEN FREQUENCY TRANSFER SWITCH CYCLED, FREQUENCIES TEMPORARILY RETURN TO WINDOWS. GROUNDED - YES. PERFORMED BITE TEST PER B737-800 FIM 23-11 TASK 801 ON BOTH HF TRANSCEIVERS 1 AND 2, OPS CHK GOOD, NO FAULTS NOTED.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 31,805 hrs · 9,217 cycles

RT FMC INOP. GROUNDED - YES. PLACED FMC SELECTOR TO NML. ACCOMPLISHED RT FMC BITE REF FIM 34-61 TASK 801. NO FAULTS FOUND ON RT COMPUTER. FAULTS WERE LOGGED ON THE LEFT FMC COMPUTER. NO ACTIVE FAULTS. PERFORMED RT FMC OPS TEST AMM TASK 34-61-00-710-801. SYS OPS NML. ALL FAULTS FOUND WERE INTERMITTENT. CLEARS MEL 34-36J.

Part: COMPUTER — FAILED (FMC) · airframe 31,817 hrs · 9,220 cycles

F/O SIDE ND DISPLAYS VTK. GROUNDED - YES. INSPECTED AND FOUND RT SIDE FMC COMPUTER INOP. TRIED CYCLING RT FMC COMPUTER CB. NO HELP. RMVD AND INSTALLED NEW RT FMC COMPUTER REF AMM 34-61-02-400-801. PERFORMED SYS OPS TEST AND CROSSLOADED ALL SOFT WARE PER STEP E. INSTALLATION TEST AMM 34-61-00. SYS CHK NML. CLEARS MEL 34-36J.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 31,795 hrs · 9,215 cycles

SINGLE FMC ON CAPT FMC. GROUNDED - YES. CYCLED A/C POWER. FMC'S OPS CHECK NORMAL PER AMM 34-61-00.

Part: SATCOM — LOCKED · airframe 31,718 hrs · 9,194 cycles

SATCOM LOCKUP. GROUNDED - YES. FOLLOWED ASA 737NG QRH, SYSTEM CAME BACK ON LINE.

Part: BUTTON — STUCK (RADAR CON PANEL) · airframe 31,707 hrs · 9,192 cycles

"WX" BUTTON ON BOTTOM OF RADAR CONTROL PANEL STUCK IN. WX MODE OPERATES REGARDLESS OF WHICH MODE BUTTON IS SELECTED. GROUNDED - YES. BUTTON BROKEN. REMOVED AND REPLACED WEATHER RADAR CONTROL PANEL IAW 737-800 AMM 34-43-91. INSTALLATION TEST GOOD.

Part: ACTUATOR — LEAKING (NR 2 ENGINE) · airframe 31,687 hrs · 9,188 cycles

GROUND CREW REPORTS FUEL DRIPPING FROM #2 ENGINE. GROUNDED - YES. REMOVED & REPLACED NR 2 ENGINE LT VSV ACTUATOR REF AMM 75-31-01. GROUND VERIFICATION TESTS SUCCESSFUL. LEAK TEST GOOD. THIS CLEARS PLT.

Part: ACTUATOR — OUT OF ADJUST (RAM AIR DOOR) · airframe 31,305 hrs · 9,091 cycles

LEFT PACK RAM DOOR FULL OPEN ILLUMINATED. GROUNDED - YES. FOUND NO PZTC FAULTS. ADJUSTED LEFT RAM AIR ACTUATOR REF AMM 21-51-21-400-801 OP CK GOOD OK FOR SERVICE.

Part: ACTUATOR — FAILED (RAM AIR INLET) · airframe 31,215 hrs · 9,068 cycles

AT TOP OF DESCENT THE LEFT PACK LIGHT ILLUMINATED ON RECALL-CLEARED WITH MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED LT RAM AIR EXHAUST ACTUATOR PER AMM 21-51-21-000-801. RAM AIR INLET ACTUATOR TEST PERFORMED WITH BITE TEST OF THE PACK/ZONE TEMP CONTROLLER REF TASK 21-61-00-700-806-002. OPS CHECK GOOD.

Part: ACTUATOR — FAILED (RAM AIR INLET) · airframe 31,209 hrs · 9,066 cycles

L PACK LIGHT ON RECALL. GROUNDED - YES. ACCOMPLISHED PZTC BITE, 1 SHOWED "RAM AIR ACTUATOR" ON BIT, PREV FLIGHT & VERIFY GREEN. REPLACED LT RAM AIR ACTUATOR REF AMM 21-51-21-000-801 & 21-51-21-400-801. OP'S & BITE CHECK GOOD.

Part: UNKNOWN — MALFUNCTIONED (AC BAY) · airframe 31,180 hrs · 9,059 cycles

LEFT PACK LT CAME ON AT T/D DESCENT CHECK. WOULD NOT RESET. WENT OUT DURING DESCENT OMITS OWN NO PRESSURE CHANGE NOTED. GROUNDED - YES. C/W PACK/ZONE TEMPERATURE CONTROLLER BITE TEST FOR NR 1 CONTROLLER. ON (BIT) SHOWED RAM AIR ACT, ON ( PREV FLT) SHOWED RAM AIR ACT, ON (VERIFY) NO FAULTS WERE NOTED, NO HISTORY 90 DAYS PREVIOUSLY. OPS NORMAL AT THIS TIME. REF. AMM 21-51-00-700-803.

Part: TRANSCEIVER — INTERMITTENT (WEATHER RADAR) · airframe 31,079 hrs · 9,029 cycles

ON CLIMBOUT WX RADAR FAILED, SELECTED TEXT MODE & IT WAS STILL FAILED SHOWING WX TEST IN AMBER & NO COLOR TEST PATTERN. RE-SELECTED ACTIVE MODE & OPS NORMAL FOR REMAINDER OF FLIGHT. GROUNDED - YES. REMOVED WX RADAR R/T PER AMM TASK 34-43-41-000-801. INSTALLED SERVICEABLE WX RADAR R/T PER AMM TASK 34-43-400-801. PERFORMED WEATHER RADAR (WXR) SYSTEM TEST PER AMM TASK 34-43-00-710-802-001. OP'S CHECK GOOD.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 31,074 hrs · 9,028 cycles

WEATHER RADAR DISPLAYS "WX FAIL" INTERMITTENTLY. GROUNDED - YES. ACCOMPLISHED OPERATIONAL CHECK OF WX RADAR IAW AMM 34-43-00. OPERATIONAL CHECK OK.

Part: FMC — MALFUNCTIONED (FIRST OFFICER'S) · airframe 30,963 hrs · 8,998 cycles

FO FMC FAIL "VTK" ON F.O. ND. FMC BOTH ON LEFT PER QRH. GROUNDED - YES. RESET 2 C/B. PERFORMED FMC BITE. BITE GOOD; INTERMITTENT FAULT. RIGHT FMC RESTORED. REF. B737-800 FIM 34-61 TASK 836. NO HISTORY IN LAST 30 DAYS.

Part: TRANSCEIVER — FAILED (WEATHER RADAR) · airframe 30,929 hrs · 8,990 cycles

ON DESCENT PWS FAIL AND WXR FAIL RT ILLUMINATED. GROUNDED - YES. REPLACED WXR RT WITH SERVICEABLE ONE. GROUND VERIFICATION PASS. ACCOMP WXR SYS OPS TEST, TEST PASS REF AMM 34-43-41-400-801 & 34-43-00-710-802-001.

Part: COOLING FAN — DIRTY (WEATHER RADAR) · airframe 30,907 hrs · 8,982 cycles

WX FAIL LIGHT COME "ON" AND "OFF" DURING USE OF WX RADAR. GROUNDED - YES. ACCOMPLISHED WX RADAR BITE PER FIM 34-43 TASK 801 NO FAULT NOTED. ACCOMPLISHED WX RADAR COOLING FIM PER 34-43 TASK 805, REMOVED DUST ON FAN NO FURTHER DEFECT NOTED. ACCOMPLISHED WX RADAR OPS CHECK PER AMM 34-43-00. OPS CHECK NORMAL.

Part: SKIN — CRACKED (RT HORIZ STAB) · airframe 30,719 hrs · 8,934 cycles

TRANS FROM LOGPAGE 12065512. RT HORIZ STAB LWR SURFACE SKIN CRACKED APPROX 3 FT O/B FROM I/B END MARKED IN RED. GROUNDED - YES. REPAIRED PER SRM 55-10-01. THIS IS A CAT B REPAIR, MIG 57 AND MIG-23B COMPLETE.

Part: CIRCUIT BREAKER — TRIPPED (COCKPIT) · airframe 30,622 hrs · 8,908 cycles

R2 HEAT ILLUMINATED AND STAYS ILLUMINATED ON RECALL. GROUNDED - YES. R2 HEAT INOP. ARRIVAL TO A/C NOTICED C/B OUT. P6-11 PANEL B8 WINDOW POWER HEAT. RESET C/B REF AMM 20-60-01. SYSTEM OPS CK NORMAL.

Part: SENSE LINE — LEAKING (BLEED AIR SYS) · airframe 30,346 hrs · 8,835 cycles

DUCT PRESSURE SPLIT IN FLIGHT 5,000 ' CLB L75 R45, FL370 CRZ L35 R38, FL290 DES L20 R20, 10,000 DES L28 R28. GROUNDED - YES. CHECKED BLEED INDICATION WITH APU, BOTH LT AND RT IND. NORMAL. PERFORMED PNEUMATIC SYSTEM TROUBLE SHOOTING PER AMM 36-11-00. PRSOV CHECKS GOOD. HIGH STAGE VALVE CHECKS GOOD, PCCV CHECKED GOOD. FOUND DOWN STREAM SENSE LINE LEAKING REPLACED LINE, LEAK CK GOOD AND OPS CHECKED GOOD PER FIM 36-10 TASK 803.

Part: FIRE LOOP — OUT OF LIMITS (NR 1 ENGINE) · airframe 30,271 hrs · 8,811 cycles

DURING NR 1 ENG FIRE TEST E&E BOX DISPLAYS NR 1 ENGINE B LOOP LEFT CORE. GROUNDED - YES. NR 1 ENG B LOOP LEFT CORE ELEMENT RESISTANCE VALUE OUT OF LIMITS REF FIM 26-10/805. REPLACED NR 1 ENGINE LEFT CORE FIRE DETECTOR ASSEMBLY. INSTALLATION TEST PASSES REF AMM 26-11-01/401.

Part: NUT PLATE — CORRODED (NR 1 ENGINE) · airframe 30,271 hrs · 8,811 cycles

WHILE ACCOMPLISHING T/C 78472000 NR 1 ENGINE FOUND 3 NUTPLATE CORRODED BEHIND OIL TANK. GROUNDED - YES. REMOVED AND REPLACED ENGINE NR 1 REF W/O 428952.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 30,159 hrs · 8,771 cycles

INFO ONLY AUTOLAND PERFORMED - NOT SUCCESSFUL. APCH WARN WITH A NO AIII INDICATION IN COMBINER. GROUNDED - YES. PERFORMED TASK 22-00-01-730-309 AND TASK 22-00-01-730-810 NO DEFECTS NOTED. FLIGHT FAULT REVIEW SHOWED NO CURRENT FAULTS. LAND VERIFY TEST REF AMM TASK 22-11-00-700-801 HGS SYSTEM TEST REF SMM 34-36-00 SECTION 500 AIRCRAFT RETURNED TO AUTOLAND AND HGS CAT III QUALIFIED.

Part: CIRCUIT BREAKER — TRIPPED (EE BAY) · airframe 29,461 hrs · 8,573 cycles

ON DEPARTURE, ELEC 2 LOW PRESSURE LIGHT ILLUMINATED. ACFT GROUNDED. FOUND THE NR 2 ELEC HYD PUMP CIRCUIT BREAKER WS OPEN INSIDE P92 PANEL, GVI NR 2 PUMP AND ASSOCIATED ACCESSIBLE WIRING WAS OK, REPLACED CASE DRAIN FILTER, NO CONTAMINATION FOUND, RESET THE CIRCUIT BREAKER, GROUND FROM FAULT NOT TRIPPED, RAN PUMP. FILTER LEAK CHECKED OK. PUMP OPS CHECKED OK IAW AMM 20-60-01, AND 29-11-41, PB400 CASE DRAIN FILTER IAW FIM 29-10 803, AND OPS CHECKED IAW 29-11-00-860-803, OK.

Part: START VALVE — STICKING (NR 2 ENGINE) · airframe 29,257 hrs · 8,521 cycles

ON START NR 2 ENG START VALVE REMAINED ILLUMINATED AFTER START - START SWITCH RELEASED - START VALVE OPEN LIGHT REMAINED ON. GROUNDED - YES. FOUND START VALVE ENG NR 2 PHYSICALLY STICKING. REPLACED NR 2 ENG START VALVE REF AMM 80-11-03. OPS CHECK GOOD. LEAK CHECK GOOD. ALL INDICATIONS NORMAL.

Part: SENSOR — FAILED (COCKPIT) · airframe 29,199 hrs · 8,508 cycles

AT CRUISE LEFT FWD WINDOW OVERHEAT ILLUMINATED, FOLLOWED QRH, WAITED 5 MINUTES, OVERHEAT LIGHT ILLUMINATED AGAIN. NOTIFIED MX CONTROL / DISPATCH. GROUNDED - YES. OHM'D OUT LT FWD WINDOW HEATER FROM M321, CHECKS GOOD OHM'D OUT WINDSHIELD PRIMARY SENSOR, CHECKS BAD. FLIPPED S1078 TO SPARE SENSOR. RESET SYSTEM AND LT FWD WINDSHIELD HEAT CHECKS GOOD IAW AMM 30-41-00-710-801. ACCORDING TO FIM 30-41 TASK 802, WINDSHIELD CAN REMAIN ON PLANE WITH ONE SENSOR WORKING AND WINDSHIELD SENSOR SWITCH CAN REMAIN IN THE SPARE POSITION UNTIL NEXT WINDOW CHANGE.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 29,128 hrs · 8,493 cycles

MAIN CABIN EMERGENCY LIGHTS INOP (4EA) FWD ENTRY, CENTER AISLE IN O/H CEILING, O/H L1 DOOR BULKHEAD ON LAV A, AND ONE OUTSIDE L1 ENTRY DOOR. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS BATTERY PACK M1675 (S/N 83237) AND OPS CHECK GOOD IAW AMM 33-51-06.

Part: DOOR SILL — CORRODED (FUSELAGE) · airframe 29,128 hrs · 8,493 cycles

AFT PIT DOOR CUTOUT LOWER SILL WEB HAS CORROSION OVER PREVIOUS BLENDOUT. GROUNDED - YES. REMOVED CORROSION AND FOUND BEYOND LIMITS IAW SRM 53-60-15-1A-1. ORIGINAL MATERIAL THICKNESS IS 0.045 IN, MINIMUM REMAINING THICKNESS ID 0.039 IN, REMOVED 0.006 IN. REMOVED AND REPLACED WEB IAW SRM 51-40-02 AND BAC DWG 146A8340 SH 26 REV- AND SH 28 REV-. REMOVED AND INSTALLED AFT CARGO SCUFF PLATES FOR ACCCESS IAW AMM 53-11-02.

Part: FLOOR SUPPORT — CRACKED (FUSELAGE) · airframe 29,128 hrs · 8,493 cycles

MAIN CABIN FLOOR SUPPORT STA 540 APPROX BL0-LBL24 INBD AFT FASTENER HOLE CRACKED OUT (VIEWED FROM A/C MIXING BAY). GROUNDED - YES. REMOVED CRACKED FLOOR SUPPORT IAW SRM 51-40-02. LOCATED AND DRILLED NEW FLOOR SUPPORT ANGLE AND PLATE IAW BAC DWG 143A5240 REV- ASSEMBLED SUPPORT ANGLE AND PLATE TO MAKE PANEL IAW BAC DWG 143A5240 BREAK ASSY REV- INSTALLED PANEL BREAK ASSY IAW SRM 51-40-02 PARA 7.

Part: BATTERY PACK — DEFECTIVE (CABIN) · airframe 29,128 hrs · 8,493 cycles

EMERGENCY BATTERY PACK WIL NOT HOLD CHARGE. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK S/N 11205 PER TASK CARD 78233000

Part: BATTERY PACK — SHORT (CABIN) · airframe 29,123 hrs · 8,491 cycles

EMERGENCY LIGHT BATTERY PACK M1673 REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1673 AND OPS CHECK "GOOD" IAW AMM 33-51-06, SSM 33-51-14 AND 33-51-21.

Part: CONTROLLER — FALSE INDICATION (COCKPIT TEMP) · airframe 29,036 hrs · 8,467 cycles

CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED ON RECALL, EXTINGUISHED WHEN RESET. ACFT GROUNDED. VERIFIED CONT CABIN ZONE TEMP LIGHT ILLUMINATES ON RECALL. ACCOMPLISHED FIM 21-62J,TASK 801. CLEARED FAULT FROM THE NR 2 CONTROLLER FLT DECK TRIM VALVE. LIGHT NO LONGER ILLUMINATES ON RECALL.

Part: HF COMM — MALFUNCTIONED (COCKPIT) · airframe 28,913 hrs · 8,435 cycles

PILOT REPORTS HF-2 "FAIL" INDICATED IN ACTIVE & STBY FREQ WINDOWS OF RTP. GROUNDED - YES. CONFIRMED "FAIL" INDICATED IN RTP FREQ WINDOWS. RMVD & RESET POWER TO HF-2 SYST BY PULLING, THEN RESETTING HF-2 C/B. "FAIL" INDICATION EXTINGUISHED IN RTP REPLACED BY HF-2 CONTROL FREQS. ESTABLISHED RECEIVE & XMIT AUDIO CONTACT W/ GROUND HF OPERATOR ALL PER FIM 23-11 TASK 806. ETOPS SIGNIFICANT SYSTEM - GND VERIFICATION SUCCESSFUL.

Part: BLADE — DAMAGED (NR 1 ENGINE FAN) · airframe 28,533 hrs · 8,324 cycles

NR 24 FAN BLADE CU-NI-IN COATING BEYOND AREA X. FOUND WHILE ACCOMPLISHING TC 78472002. ACFT GROUNDED. REMOVED AND REPLACED THE BLADE PAIR NR 12 & 24 IAW AMM 72-21-02-000-802-F00, AND TC 78472002.

Part: BLADE — DAMAGED (NR 1 ENGINE FAN) · airframe 28,533 hrs · 8,324 cycles

NR 20 FAN BLADE CU-NI-IN COATING BEYOND AREA. FOUND WHILE ACCOMPLISHING TC 78472002. ACFT GROUNDED. REMOVED AND REPLACED THE BLADE PAIR NR 8 & 20 IAW AMM 72-21-02-000-802-F00, AND T/C 78472002.

Part: SEAL — TORN (NR 1 ENGINE) · airframe 28,533 hrs · 8,324 cycles

THIRTEEN PLATFORM ELASTOMER SEALS FOUND TORN. WHILE ACCOMPLSHING T.C. 78472002. ACFT GROUNDED. REMOVED AND REPLACED IAW T/C 78472002.

Part: MANIFOLD — CRACKED (SPRAY SHIELD) · airframe 28,483 hrs · 8,310 cycles

WHILE ACCOMPLISHING T/C 78472000, FOUND THE SPRAY SHIELD MANIFOLD CRACKED AT BOTH THE 5 O'CLOCK & 6 O'CLOCK POSITION. ACFT GROUNDED. REMOVED AND REPLACED BOTH SPRAY SHIELD MANIFOLD BOOTS AT 5 O'CLOCK & 6 O'CLOCK POSITION IAW AMM 73-11-01.

Part: LINK — LOOSE (NR 2 ENGINE) · airframe 28,483 hrs · 8,310 cycles

WHILE ACCOMPLISHING T.C. 78472000 ON NR 2 ENGINE, FOUND UPPER CLEVIS ROD END LINK LOOSE JUST FWD OF PRSOV. ACFT GROUNDED. REMOVED AND REPLACED UPPER CLEVIS ROD END LINK JUST FWD OF PRSOV ON THE NR 2 ENGINE IAW POWERPLANT BUILDUP MANUAL 71-00-02, FIGURE 16-1, PAGES 4 THRU 24.

Part: SKIN — CRACKED (LT HORIZ STAB) · airframe 28,307 hrs · 8,269 cycles

LT HORIZ STAB LWR INSPAR SKIN CRACK FOUND. GROUNDED - YES. REPAIR DOUBLER INSTALLED PER SRM 55-10-01-2R-11.

Part: SKIN — CRACKED (RT HORIZ STAB) · airframe 28,307 hrs · 8,269 cycles

RT HORIZ STAB LWR INSPAR SKIN CRACK FOUND. GROUNDED - YES. REPAIR DOUBLER INSTALLED PER SRM 55-10-01-2R-11.

Part: FLANGE — CRACKED (NR 1 ENGINE) · airframe 28,307 hrs · 8,269 cycles

NR 1 ENGINE REAR FLANGE ASSY CRACKED AT THE INTERMEDIATE BOLT. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE REAR FLANGE ASSY IAW AMM 72-56-00. SECURED.

Part: WARNING LIGHT — FALSE ACTIVATION (WINDOW OVERHEAT) · airframe 28,091 hrs · 8,215 cycles

RT SIDE WINDOW HEAT, OVERHEAT LIGHT ILLUMINATED. FRM 304-040-42. ACFT GROUNDED. ACCOMPLISHED A WHCU BITE IAW FIM 30-41 / 801. PREV HISTORY SHOWED WINDOW SENSOR FAULT. NO EXISTING FAULTS. ACCOMPLISHED WHCU SYS TEST IAW AMM 30-41-11-710-801. OPS CHECKED GOOD WITH NO FAULTS.

Part: CIRCUIT BREAKER — TRIPPED (AUX BATTERY) · airframe 27,945 hrs · 8,148 cycles

ELEC AMBER LIGHT ILLUMINATED ON OVERHEAD PANEL. ACFT GROUNDED. FOUND AUX BATTERY CIRCUIT BREAKER TRIPPED. RESET THE CIRCUIT BREAKER IAW AMM 20-60-01. BITE TESTED IAW FIM 24-31 TASK 801. FOUND AUX BATTERY CHARGER FAILED AND STATIC INVERTER FAILED. CLEARED FAULTS. ELEC LIGHT WENT OUT. AUX BATTERY CHARGER OPS CHECKED GOOD IAW AMM 24-31-31. ACFT GROUND VERIFICATIONS SUCCESSFUL.

Part: SENSOR — DIRTY (EGT) · airframe 27,875 hrs · 8,127 cycles

WHILE PERFORMING T/C 78273000, FOUND ECONOMIC FAULT MESSAGE 77-20861, THE BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE. ACFT GROUNDED. FOUND NO DATA ON INPUT MONITORING PAGE FOR LOWER LEFT S3 EGT SENSOR. ALL DASHES. ACCOMPLISHED EGT CLEANING IAW AMM 77-21-00-140-801. S3 DATA CAME ON. S2 AN S3 TEMPS ARE NOW ONLY 2DEG C DIFF . WELL WITHIN RANGE REF LOG 11840708 FOR POST CLEANING RECHECK.

Part: WARNING LIGHT — FALSE ACTIVATION (SPEED TRIM) · airframe 27,802 hrs · 8,104 cycles

PILOT REPORTS OVERHEAD SPEED TRIM FAILED ANNUNC ON. ACFT GROUNDED. CONFIRMED SPEED TRIM FAIL LIGHT ILLUMINATED. ACCOMP DFCS BITE TEST GROUP 32 SPEED/STAB TRIM INTERACTIVE & SURFACE TESTS IAW AMM 22-11-00, OPS NORMAL, NO FAULTS AND SPEED TRIM FAIL LT EXTINGUISHED.

Part: LINK — WORN (NR 1 ENGINE) · airframe 27,274 hrs · 7,946 cycles

WHILE ACCOMPLISHING IGV RING INSPECTION ON THE NR 1 ENGINE, FOUND TWO WORN ATTACH LINKS FOR THE DUCT ABOVE THE HIGH STAGE VALVE. ACFT GROUNDED. REMOVED AND REPLACED THE ATTACH LINKS IAW 71-00-02.

Part: SATCOM — LOCKED · airframe 27,282 hrs · 7,948 cycles

SATCOM LOCKED UP PRIOR TO E&P. ACFT GROUNDED. RAN QRH, SATCOM BACK ONLINE.

Part: START VALVE — FAILED (NR 2 ENGINE) · airframe 26,998 hrs · 7,852 cycles

2 ATTEMPTS TO START NR 2 ENGINE START VALVE FAILED TO OPEN. GROUNDED - YES. REMOVED REPLACED NR 2 START VALVE REF AMM 80-11-03, COMPLETED OPS CHECK AND LEAK CHECK REF AMM 71-00-00 RAN NR 2 ENGINE TO VERIFY START VALVE CUT OUT.

Part: SWITCH — STICKING (WX RADAR) · airframe 26,988 hrs · 7,849 cycles

RADAR TEST SWITCH STICKS IN OFF POSITION. GROUNDED - YES. REPLACED WEATHER RADAR CONTROL PANEL REF B737-800 AMM 34-43-91. TESTS OK PER SAME REF. CLEARS MEL 34-15D.

Part: CONNECTOR — BROKEN (START VALVE) · airframe 26,974 hrs · 7,846 cycles

#2 ENGINE START VALVE CONNECTOR PLU HARNESS MOUNT BROKEN. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE START VALVE REF B737-800 AMM 80-11-03-400. LEAK AND OPS CHECK GOOD.

Part: FMC — MALFUNCTIONED · airframe 26,512 hrs · 7,680 cycles

DURING CLIMB OUT, THROUGH 17000 WITH ALL PARAMETERS STABLE, AUTOPILOT B CONNECTED, ALL FMC ENTRIES CORRECTLY ENTERED AND STABLE FOR SEVERAL MINUTES. WITH NO MANUAL INPUT TO EITHER FMC, AIRCRAFT EXITED VNAV AND ALT HLD ILLUMINATED. THRUST LEVERS CAME BACK TO IDLE AND AIRCRAFT BEGAN A SMOOTH TRANSITION INTO DESCENT. INTERVENTION AT THIS POINT CWS. DOUBLE CHECKED ALL PARAMETERS, REENGAGED AUTOMATION WITH NO FURTHER ISSUES. JUST TO CONFIRM THERE WERE NO FMC OR AUTOMATION MANUAL INPUTS WHEN THIS ANOMALY OCCURRED. ACFT GROUNDED. ACCOMPLISHED BOTH FMCS OPERATIONAL TEST AND OPS CHECKED OK IAW AMM 34-61-00-710-801. NO FAULTS NOTED, ACFT OK FOR SERVICE.

Part: CONTROL VALVE — FAILED (RT A/C PACK) · airframe 26,482 hrs · 7,673 cycles

RIGHT PACK LIGHT ILLUMINATED. LIGHT EXTINGUISHED WITH RECALL RESET. SYSTEM OPERATES NORMALLY. ACFT GROUNDED. FOUND TCV FAILED ON THE RIGHT PACK. REMOVED AND REPLACED RIGHT TEMP CONTROL VALVE IAW AMM 21-51-10. LEAK AND OPS CHECKED GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 26,425 hrs · 7,651 cycles

RIGHT PACK LIGHT ILLUMINATED AFTER TAKEOFF. EXTINGUISHED AFTER MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED FIM 21-62 TASK 801. RT PACK TEMP CONTROL BITE CHECK FAULTED TCV VALVE. PERFORMED FIM 21-62, TASK 831, & FAULT CLEARED. GROUND FUNCTIONAL CHECKED PASSED.

Part: FMC — MALFUNCTIONED (NR 1) · airframe 26,337 hrs · 7,629 cycles

NUMBER 1 FMC WENT BLANK DURING MODERATE TURBULENCE AT FL380. DISPLAY WAS REGAINED AFTER ABOUT 20 SECONDS AND DEPRESSING ON UNIT. ACFT GROUNDED. TROUBLESHOOT IAW FIM 34-61, TASK 801. NO FAULTS. NO HISTORY IN THE PAST 30 DAYS. OPS NORMAL.

Part: WARNING MESSAGE — FALSE ACTIVATION (RT A/C PACK) · airframe 26,100 hrs · 7,560 cycles

RIGHT PACK LIGHT CAME ON DURING RECALL, EXTINGUISHED DURING MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROLLER BITE IAW FIM 21-62, TASK 801. FOUND TCV FAULT ON THE NR 2 PACK LAST LEG. VERIFIED TEST, NO CURRENT FAULTS. CLEARED FAULT, RT PACK OPS NORMAL.

Part: FMC — MALFUNCTIONED · airframe 25,923 hrs · 7,509 cycles

INBOUND AT LEVEL FL370, LNAV AND VNAV DISENGAGED. DUAL FMC FAIL FOR SEVERAL MINUTES. BOTH FMC RESTORED TO NORMAL OPERATIONS. REPROGRAMMED FMCS AND RESTORED LNAV AND VNAV. SEVERAL MINUTES LATER DUAL FMC FAILURE. LOST CPDLC COMM. CREW PERFORMED DUAL FMC FAIL QRH AND PROCEEDED TO DESTINATION, CONVENTIONAL NAVIGATION. DURING ARRIVED PHASE FMCS RESTORED. CREW REMAINED CONVENTIONAL NAVIGATION THROUGH REMAINDER OF FLIGHT. ACFT GROUNDED. ACCOMPLISHED FIM 34-61, TASK 801 & TASK 837. NO LOGGED FAULTS, VERIFIED SYSTEM RESET. ACCOMPLISHED FIM 34-61, TASK 807. VERIFIED NORMAL INDICATION. AIRCRAFT OK FOR SERVICE.

Part: SATCOM — LOCKED · airframe 25,783 hrs · 7,475 cycles

SATCOM LOCKUP AFTER TOC. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURES IAW QRH. SATCOM OPS RESTORED NORMAL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 25,713 hrs · 7,454 cycles

FMC DISAGREE LIGHT ON. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. FMC OPS RESTORED NORMAL.

Part: COMPENSATOR — NO TEST (NR 2 TANK) · airframe 25,087 hrs · 7,256 cycles

NR 2 TANK AND COMP TESTING, FOUND F9 TANK UNIT BAD. ACFT GROUNDED. REMOVED AND REPLACED TANK UNIT F9 IAW MM 28-41-21-400-801, OPS NORMAL IAW MM 28-41-21-710-801 AND MM 28-41-00-730-801.

Part: CONTROL VALVE — FAILED (RT A/C PACK) · airframe 25,064 hrs · 7,250 cycles

RIGHT PACK CAUTION LIGHT ILLUMINATED ON RECALL. ACFT GROUNDED. CONFIRMED BITE CHECK HARD FAULT. REPLACED RT PACK TEMP CONTROL VALVE. BITE/LEAK/OPS CHECK OK. REF B737-800 AMM 21-51-10-400-801. CLEARS MEL 21-33D OPTION 1. CONFIRMED OPTIONAL CONFIGURATION DEVIATION IS RESTORED TO NORMAL.

Part: CONTROLLER — FAULTED (CABIN TEMP) · airframe 24,688 hrs · 7,126 cycles

ZONE TEMP LIGHT ILLUMINATES WITH DURING RECALL - CONT CAB ZONE TEMP LIGHT. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST. NR 1 CONTROLLER TEST PASSED NO FAULTS. NR 2 CONTROLLER SHOWED FLIGHT DECK FAULT. RESET NR 2 CONTROLLER, TEST PASSED, NO FAULTS NOTED. TEST RECALL SWITCH NO FAULTS NOTED, CONTROL CAB ZONE TEMP LIGHT OFF, REF AMM 21-61-00-700-806-002.

Part: ACTUATOR — LEAKING (RT VSV) · airframe 24,667 hrs · 7,119 cycles

NR 2 ENGINE, RT VSV ACTUATOR LEAKING. ACFT GROUNDED. REMOVED AND REPLACED THE VSV IAW AMM 75-31-01. LEAK TEST PASSED IAW AMM 75-31-01-790-801-F00, TEST 3A & 12. PASSED GROUND VERIFICATION. NO LEAKS NOTED.

Part: SHIM — WORN (NR 2 ENGINE) · airframe 24,249 hrs · 7,007 cycles

24 SHIMS WORN ON NR 2 ENGINE FAN BLADES. GROUNDED - YES. REMOVED AND REPLACED 24 SHIMS ON NR 2 ENGINE FAN BLADES, REF T/C 78472002.

Part: WIRE HARNESS — DAMAGED (FIRE DETECTION) · airframe 23,863 hrs · 6,906 cycles

WHILE ACCOMPLISHING T/C N8420001, FOR THE RT ENGINE HARNESS GVI, FOUND HARNESS MW0326 MISSING BRAID APPROXIMATELY 1 INCH AT 11 O'CLOCK POSITION. ESN804748. ACFT GROUNDED. ACCOMPLISHED MW0326 HARNESS REPAIR IAW AMM 70-70-01. REPLACE THE HARNESS.

Part: CIRCUIT BREAKER — BROKEN (FLIGHT DECK) · airframe 23,323 hrs · 6,770 cycles

SPCU NORMAL CIRCUIT BREAKER ON SPCU BROKEN. ACFT GROUNDED. REMOVED AND REPLACED SPCU, INSTALLATION TEST OK, IAW AMM 24-34-11.

Part: VALVE — FAILED (NR 1 ENGINE) · airframe 23,293 hrs · 6,762 cycles

DURING CLIMBOUT, LEFT DUCT PRESSURE WAS AT 20PSI AND FLUCTUATED +15PSI. RIGHT DUCT PRESSURE WAS STEADY AT 45PSI. ONCE LEVEL AT FL 370, BOTH DUCT PRESSURE STABLE AT 40PSI. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE PRE-COOLER CONTROL VALVE IAW AMM 36-12-02-000-801/36-12-02-400-801 AND HIGH STAGE VALVE IAW AMM 36-11-06-000-801/36-11-06-400-801.

Part: VALVE — FAILED (NR 1 ENGINE) · airframe 23,308 hrs · 6,765 cycles

DURING CLIMB, DUCT PRESSURES DISPLAYED A SPLIT, LEFT 22, RIGHT 44. MATCHED DURING CRUISE. ACFT GROUNDED. REMOVED AND REPLACED THE PRE-COOLER CONTROL VALVE IAW AMM 36-12-02-000-801 AND AMM 36-12-02-400-801. REMOVED AND REPLACED THE HIGH STAGE VALVE IAW AMM 36-11-06-000-801 AND AMM 36-11-06-400-801.

Part: CONNECTOR — DAMAGED (APU BAY) · airframe 22,484 hrs · 6,552 cycles

APU DETECTOR FAULT LIGHT ILLUMINATED. ACFT GROUNDED. LOCKS BROKEN FOR PINS 1 & 3 OF CONNECTOR D40062P. REPLACED THE CONNECTOR IAW WDM 26-11-31 PAGE 3. APU DETECTOR FAULT LIGHT OUT. APU FIRE DETECTION OPERATIONAL TEST PASSES, IAW AMM 26-15-00/501. GROUND VERIFICATION SUCCESSFUL.

Part: CIRCUIT BREAKER — TRIPPED (NR 2 START) · airframe 22,411 hrs · 6,524 cycles

NR 2 ENGINE CHANNEL B CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. PERFORMED GVI INSPECTION OF C/B WITH PANEL OPEN. NO DEFECTS NOTED IAW WDM 76-21-21. CIRCUIT BREAKER FOR THE NR 2 ENG START LEVER CHANNEL B. PERFORMED ENGINE RUN WITH FLIGHT CREW. NO DEFECTS NOTED. CIRCUIT BREAKER REMAINS CLOSED IAW AMM 20-60-01-860-801.

Part: TRANSITION PANEL — CORRODED (BS 727-767) · corrosion level 2 · airframe 21,933 hrs · 6,375 cycles

AFT CARGO BAY RIGHT SIDE TRANSITION PANEL CORRODED BS 727 - 767. ACFT GROUNDED. REMOVED CORROSION, AND FOUND OUT OF LIMITS IAW SRM 53-00-53. REMOVED AND REPLACED THE RT TRANSITION PANEL IAW SRM 51-40-02 AND DWG 146A7500 REV-.

Part: TRANSITION PANEL — CORRODED (BS 727-846) · corrosion level 2 · airframe 21,933 hrs · 6,375 cycles

AFT PIT LEFT SIDE TRANSITION PANEL CORRODED BS 727 - 847. GROUNDED - YES. REMOVED CORROSION, ORIG MAT.=.040. MAT. REMOVED = .011, MAT REMAINING=.029 FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 FIG 103 DETAIL D. REMOVED AND REPLACED TRANSITION PANEL FROM STA.727 TO STA. 847 PN 146A7502-31 IAW B737-800 SRM 51-40-02 AND BAC DWG 146A7500 REV- PANEL IS FABRICATED ON JOB CARD G710464 DOT REMOVED.

Part: FLOOR SUPPORT — CRACKED (BS 344-360) · airframe 21,933 hrs · 6,375 cycles

MAIN CABIN FLOOR STRUCTURE IN FORWARD WET AREA BS 344 - 360, BL 0, WL 208.1 CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW DWG 141A5400 SHT 32 REV.

Part: FLOOR SUPPORT — CRACKED (BS 312-328) · airframe 21,933 hrs · 6,375 cycles

MAIN CABIN FLOOR STRUCTURE IN FORWARD WET AREA, BS 312 - 328, LBL 46.6, WL 208.1 CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-40-02, AND DWG 141A5400 SHT 26 REV-.

Part: FLOOR SUPPORT — CRACKED (BS 344-360) · airframe 21,933 hrs · 6,375 cycles

MAIN CABIN FLOOR STRUCTURE IN FORWARD WET AREA BS 344 - 360, LBL 11.10, WL 208.1 CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW DWG 141A5400 SHT 46 REV A.

Part: FLOOR SPLICE — CORRODED (FUSELAGE) · corrosion level 2 · airframe 21,933 hrs · 6,375 cycles

AFT PIT FLOOR PANEL SPLICE AT STA 767 IS CORRODED. ACFT GROUNDED. R & R CORRODED FLOOR PANEL SPLICE AS REQUIRED IAW SRM 51-40-02, DOT REMOVED .

Part: BLADE — DAMAGED (ENGINE) · airframe 21,811 hrs · 6,338 cycles

WHILE ACCOMPLISHING NR 2 ENGINE FAN BLADE LUBE T/C 78472002, FOUND MISSING THE COATING IN THE CONTACT AREA ON BLADES 3, 4, 8, 9, 10, 11, 12, 15, 16, 17, 19, AND 20. THE MISSING COATING WAS BEYOND LIMITS OF AREA X, BUT WITHIN LIMITS OF AREA Y. ACFT GROUNDED.

Part: SHIM — WORN (NR 2 ENGINE) · airframe 21,811 hrs · 6,338 cycles

WHILE ACCOMPLISHING NR 2 ENGINE FAN LUBE T/C 78472002, FOUND FAN BLADE SHIMS WITH WEAR TO BASE MATERIAL. ACFT GROUNDED. REPLACED ALL SHIMS FOR NR 2 ENGINE FAN BLADES IAW T/C 78472002.

Part: SPINNER — ABNORMAL (NR 2 ENGINE) · airframe 21,811 hrs · 6,338 cycles

WHILE ACCOMPLISHING NR 2 ENGINE FAN BLADE LUBE IAW T/C 78472002, FOUND SPINNER FRONT CONE MISSING WHITE ANTI-EROSION PAINT. ACFT GROUNDED. REPLACED FRONT SPINNER PER T/C 78472002, FAN LUBE.

Part: IGNITION UNIT — FAILED (APU) · airframe 21,783 hrs · 6,331 cycles

APU START UNSUCCESSFUL ON TAXI IN. FAULT LIGHT OBSERVED. ACFT GROUNDED. TROUBLESHOOT IAW FIM 802, NO FLAME SHUTDOWN. FOUND INOPERATIVE IGNITION SYS, R & R IGNITION UNIT IAW AMM 49-41-31. R & R APU PLUG & LEAD IAW AMM 49-41-00. APU OPS CHECK NORMAL.

Part: SATCOM — LOCKED · airframe 21,241 hrs · 6,177 cycles

SATCOM LOCKUP DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED SATCOM RESET PROCEDURES IAW QRH. SATCOM OPS RESTORED NORMAL.

Part: CONTROL VALVE — FAILED (TEMP) · airframe 21,167 hrs · 6,156 cycles

LEFT PACK LIGHT ON RECALL AFTER START. ACFT GROUNDED. VERIFIED FAULT. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST, CONTROLLER NR 1 SHOWS TCV FAULT FOR LT PACK. CONTROLLER NR 2 SHOWS NO FAULTS. ACFT REQUIRES TEMP CONTROL VALVE, V139 REF AMM 21-61-00-700-806-002. REPLACED TCV FOR LT PACK REF AMM 21-51-10. PERFORMED BITE CHECK ON TEMP CONTROLLER, NO FAULTS. OPS CKECK NORMAL, LEAK CHECK GOOD. CLEARED MEL 21-32B.

Part: SATCOM — LOCKED · airframe 21,073 hrs · 6,133 cycles

SATCOM LOCKUP GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: SATCOM — LOCKED · airframe 21,003 hrs · 6,110 cycles

SATCOM LOCKUP, ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: WARNING LIGHT — ILLUMINATED (BLEED SYS) · airframe 20,847 hrs · 6,071 cycles

RIGHT BLEED TRIP OFF LIGHT ILLUMINATED AT CRUISE. ACFT GROUNDED. PERFORMED ALT DEACTIVATION PROC IAW TABLE 3, ITEMS 8 & 9, MOM 5 COMPLETED PNEUMATIC T/S WITH NO DEFECTS NOTED. REF AMM 36-11-00-700-804, R & R THE PRECOOLER CONTROL VALVE PRECAUTIONARY REF AMM 36-12-02-000-801, AMM 36-12-02-400-801. PERFORMED ETOPS VERIFICATION FLIGHT, SATISFACTORY NO DEFECTS NOTED.

Part: LIGHT — DETACHED (PAX CABIN) · airframe 20,828 hrs · 6,063 cycles

1 OF AISLE LIGHTING STRIPS NEAR FORWARD GALLEY IS COMING UP AND IS A POSSIBLE TRIP HAZARD. ACFT GROUNDED. INSTALLED 4 FT OF PHOTOLUMINESCENT STRIP ON AISLE NEAR FWD GALLEY. OPS CHECK GOOD, REF AMM 33-51-15-100-801.

Part: VALVE — FAILED (NR 1 ENGINE) · airframe 20,439 hrs · 5,946 cycles

LT DUCT PRESSURE 15 PSI, RT DUCT PRESSURE 21 PSI AT FL 340 LT DUCT PRESSURE 19 PSI, RT DUCT PRESSURE 21 PSI. CABIN PRESSURE 7,000 FT PSID 7.9 AND STEADY. AFTER 1+30 AT FL 370 LT DUCT PRESSURE 29 PSI, RT PACK PRESSURE 38 PSI. TOP DESCENT LT PACK 15 PSI, RT PACK 15 PSI. BELOW FL 260 LT PACK 20 PSI, RT PACK 20 PSI. ACFT GROUNDED. VERIFIED LEAK AT PRSOV & HIGH STAGE VALVE, FAILED WRENCH CHECK, R & R HIGH STAGE VALVE IAW AMM 36-11-06. SYS OPS CHECKS NORMAL IAW AMM 36-11-00.

Part: APU — MALFUNCTIONED · airframe 20,322 hrs · 5,913 cycles

IN CLIMB, DISCOVERED APU RUNNING WITH APU START SWITCH OFF. CYCLED APU SWITCH TO ON THEN OFF. APU SHUTDOWN NORMALLY. STARTED APU IN FLIGHT, NORMAL START GOOD. ACFT GROUNDED. RESET POWER FOR ACFT. VERIFIED APU SWITCH CONTACTS ARE SECURED. VERIFIED SWITCH POSITION THRU INPUT MONITORING. SUCCESSFUL APU STARTS AND SHUTDOWNS REF AMM 49-61-00, 49-11-00. APU SHOWS NO CURRENT FAULTS.

Part: LAMP — FAILED (EMERGENCY LIGHTS) · airframe 20,229 hrs · 5,894 cycles

L2 DOOR EMERGENCY LIGHT INOPERATIVE, EXTERIOR. ACFT GROUNDED. RE-LAMPED L2 DOOR EMERGENCY LIGHT REF AMM 33-51-04. OPS CKS GOOD.

Part: HMU — FAILED (NR 2 ENGINE) · airframe 20,166 hrs · 5,882 cycles

ON TAKEOFF, THE LT ENGINE ACHIEVED THE FMC COMMANDED N1 POWER OF 94.5 PERCENT N1, THE RT ENGINE ONLY ACHIEVED 90.4 PERCENT N1 AND WAS NOT RESPONSIVE TO MANUAL THROTTLE ADVANCEMENT. AUTOTHROTTLES WERE USED ON TAKEOFF WHICH RESULTED IN PERFECT THROTTLE ALIGNMENT EXCEPT FOR WHEN RT THROTTLE WAS ADVANCED TO MAX WITH NO CHANGE IN RPM. RT ENGINE N1 CONTINUED TO LAG LT ENGINE N1 UNTIL FL190. ON TAKEOFF RT ENGINE EGT WAS NOTED AT 770 WHILE THE LT ENGINE EGT WAS AT 815 VERIFYING LOWER POWER ON RT SIDE. A SMALL AMOUNT OF LT RUDDER WAS REQUIRED ABOVE 110 KIAS TO MAINTAIN RUNWAY CENTERLINE. ACFT GROUNDED. RAN NR 2 ENGINE AND ACHIEVED 85.7 PERCENT N1, AT FULL THROTTLE POSITION, ACCOMPLISHED FIM 73-05 TASK 808 FOR LOW ENGINE TAKEOFF THRUST, NOTED REGULATOR 9 ON INPUT MONITORING AT 84.9 PERCENT, REG 3 ALL OTHER. TSR ACCOMPLISHED. ACCOMPLISHED FIM 73-05, TASK 808 E. 5 NO DEFECTS NOTED. REMOVED MAIN FUEL FILTER AND FOUND METAL CONTAMINATION, REMOVED FUEL PUMP PACKAGE REF AMM 73-11-01-000-801-F00, STEP 2. INSTALLED FUEL PUMP PACKAGE REF AMM 73-11-01 3.H. 3. REPLACED HMU IAW TC N8473001. COMPLETED INSTALLATION OF FUEL PUMP PACKAGE IAW AMM 73-11-01-400, STEP 3H, 4 THRU J. ACCOMPLISHED TEST 5 POWER ASSURANCE, NR 2 ENGINE ACCELERATED SMOOTHLY TO 95 PERCENT N1.

Part: SATCOM — LOCKED · airframe 20,155 hrs · 5,880 cycles

SAT SELECTION ON MCDU MENU PAGE MISSING. ACFT GROUNDED. ACCOMPLISHED SATCOM LOCK-UP RESET PROCEDURE IAW QRH PROCEDURE. SATCOM SELECTION REAPPEARED.

Part: SATCOM — LOCKED · airframe 20,089 hrs · 5,861 cycles

SATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 19,960 hrs · 5,826 cycles

FMC DISAGREE MESSAGE APPEARED ON GROUND. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH, MESSAGE DID NOT REAPPEAR.

Part: CONNECTOR — LOOSE (NR 1 ENGINE) · airframe 19,847 hrs · 5,800 cycles

NR 1 ENGINE FOUND CONNECTOR DP1103 FOR GROUND WING TAI TEMP SOLENOID VALVE DISCONNECTED AND CHAFING ON ENGINE CASE AT RT CORE, BETWEEN VSV STAGES 2 & 3. ACFT GROUNDED. CONNECTOR DP1103 FOUND SERVICEABLE REF SWPM 20-61-11. RECONNECTED & OPS CK GOOD REF AMM 30-11-00-710-801.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHTS) · airframe 19,847 hrs · 5,800 cycles

WHILE ACCOMPLISHING TASK CARD 78233001, FOUND EMERGENCY LIGHTS FPR LT AFT OVERWING EXIT AND PASS CABIN EMERGENCY LIGHTING FROM ROW 18ABC TO 23ABC NOT WORKING FOR FULL 15 MIN TEST. ACFT GROUNDED. REPLACED EMERGENCY EXIT LIGHTS BATTERY PACKS M1670 AND M1694 IAW AMM 33-51-06-960-805. OP-CHECKS GOOD.

Part: CONNECTOR — DAMAGED (ANTI ICE SYS) · airframe 19,847 hrs · 5,800 cycles

DURING NR 1 ENGINE ROUTINE INSPECTION DP1103, CONNECTOR FOR THE GROUND WING TAI SOLENIOD FOUND DISCONNECTED. ACFT GROUNDED. R & R WING TAI SOLENOID VALVE WITH NEW, OPS CHECK GOOD IAW AMM 30-11-12/401. R & R MW0311 HARNESS REF AMM 73-21-06-000-802-F00 AND 73-21-400-802-F00. ACCOMPLISHED INSTALLATION TEST OF THE MW0311 HARNESS ALL TEST PASS.

Part: ENGINE — FAULTED (NR 2) · airframe 19,786 hrs · 5,778 cycles

WHILE ACCOMPLISHING TASK CARD 78273000, NR 2 ENGINE RECENT FAULT SHOWS FAULT MSG NR 73-21442, DEU2 DATA IS MISSING. ACFT GROUNDED. ACCOMPLISHED FIM TASK 73-24, TASK 815 E, 1, A. MSG 73-21442 NOT ACTIVE. ELECTRONIC ENGINE CONTROL TEST PASSED, NO FAULTS FOUND REF AMM 73-21-00-700-804-F00.

Part: SATCOM — LOCKED · airframe 19,783 hrs · 5,777 cycles

SATCOM LOCKUP ON GROUND DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: SATCOM — LOCKED · airframe 19,705 hrs · 5,756 cycles

SATCOM LOCKUP, ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: SATCOM — LOCKED · airframe 19,694 hrs · 5,754 cycles

SATCOM LOCKUP ON POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: SATCOM — MALFUNCTIONED · airframe 19,676 hrs · 5,749 cycles

NO SAT PROMPT ON MCDU MENU PAGE. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SAT PROMPT RETURNED.

Part: FMC — MALFUNCTIONED · airframe 19,505 hrs · 5,700 cycles

SAT WAS MISSING FROM THE MENU PAGE OF THE FMC. ACFT GROUNDED. ACCOMPLISHED THE SATCOM LOCKUP QRH. SAT WAS RESTORED SUCCESSFULLY.

Part: ACTUATOR — FAILED (CNTR FUEL TANK) · airframe 19,435 hrs · 5,682 cycles

CROSSFEED VALVE OPENED, BUT WOULD NOT CLOSE IAW ETOPS REQUIREMENT. EVENTUALLY THE VALVE OPENED AFTER CROSSFEEDING, FUEL TEMP -20 DEGREES. ACFT GROUNDED. IAW AMM 28-22-21, PERFORMED OPS CHECK OF THE FUEL CROSSFEED VALVE IAW AMM 28-22-21. GROUND VERIFICATION CHECKED GOOD.

Part: SATCOM — LOCKED · airframe 19,324 hrs · 5,658 cycles

SATCOM LOCKUP. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: SATCOM — LOCKED · airframe 19,043 hrs · 5,588 cycles

SATCOM LOCK-UP. ACFT GROUNDED. PERFORMED CHECKLIST, P6 5.3, TO CORRECT MISSING "SAT" SELECTION ON MCDU MENU PAGE CB P18-2 WAS RESET, AFTER PULLING FOR 10 SEC, IAW CHECKLIST. RESTORED NORMAL.

Part: SATCOM — LOCKED · airframe 19,000 hrs · 5,580 cycles

SATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED "SATCOM LOCK-UP" QRH PROCEDURE.

Part: SATCOM — LOCKED · airframe 18,967 hrs · 5,573 cycles

AFTER POWER TRANSFER, SATCOM PROMPT ON MCDU MENU PAGE WAS NOT DISPLAYED. ACFT GROUNDED. FOLLOWED QRH, SATCOM LOCK-UP, PROMPT WAS DISPLAYED.

Part: SATCOM — LOCKED · airframe 18,760 hrs · 5,521 cycles

SATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED QRH, SUCCESSFUL.

Part: SATCOM — LOCKED · airframe 18,756 hrs · 5,520 cycles

SATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED QRH. OPS NORMAL.

Part: SATCOM — LOCKED · airframe 18,729 hrs · 5,513 cycles

SATCOM LOCKUP. ACFT GROUNDED. ACCOMPLISHED QRH. OPS NORMAL.

Part: SHIM — WORN (NR 1 ENG FAN) · airframe 18,690 hrs · 5,500 cycles

NR 1 ENGINE FAN BLADE SHIMS COATING WORN. ACFT GROUNDED. CHANGED THE FAN BLADE SHIMS IAW T/C 78472002.

Part: BLADE — DISTORTED (NR 1 ENGINE FAN) · airframe 18,690 hrs · 5,500 cycles

NR 1 ENGINE TREND DATA SHOWS A SUDDEN INCREASE IN LOW PRESSURE ROTOR VIBRATION LEVELS. DATA SCATTER INDICATES FAN LUBE REQUIRED. ACFT GROUNDED. PERFORMED FAN BLADE LUBE ON NR 1 ENGINE IAW W/O NR 311983, T/C NR 78472002. NR 4 BLADE HAS TIP CURL, NR 5 BLADE HAD L/E DISTORTION, AND NR 6 BLADE HAS TIP CURL. REPLACED NR 1 ENG FAN BLADES NR 4, NR 5 AND NR 6 WITH OPPOSITE BLADE LOCATIONS AT NR 16, NR 17 AND 18 IAW AMM 72-21-02-000-802-F00. MOMENT WEIGHTS FROM REMOVED BLADES WERE AS FOLLOWS NR 4 BLADE 207250, NR 5 BLADE 210460, #6 BLADE 210990. HEAVIEST LOCATION WERE FAN BLADES #6 AND #18 WITH MOMENT WEIGHTS OF 209174 FOR NR 6 AND 209351 FOR NR 18. MOMENT WEIGHTS FROM REMOVED BLADES NR 16, NR 17, NR 18 WERE AS FOLLOWS 210240 FOR NR 16, 210390 FOR NR 17 AND 211030 FOR NR 18. ACCOMPLISH TEST 7 VIB SURVEY IAW AMM 71-00-00-700-814-F00. PERFORMED ON-BOARD TRIM BALANCE TEST 14B IAW AMM 71-00-00-750-808-F00 WEIGHTS CHANGED INCLUDE NR 13 P14 TO P12, NR 17 P11 TO P14, NR 18 P14 TO P13, NR 19 P08 TO P13, NR 20 P14 TO P13, NR 21 P14 TO P13, NR 22 P09 TO P13, NR 23 P14 TO P13, NR 24 P14 TO P13, NR 25 P14 TO P13, NR 30 P14 TO P12.

Part: SATCOM — LOCKED · airframe 18,419 hrs · 5,420 cycles

SATCOM LOCKUP. ACFT GROUNDED. RESOLVED IAW QRH. OPS NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 18,226 hrs · 5,360 cycles

STARTED NR 1 AND NR 2 ENGINES, ALT ILLUMINATED, RETURNED TO GATE. ACFT GROUNDED. PERFORMED ENGINE RUN AND EEC BITE NO FAULTS RECENT ON HISTORY REF AMM 71-00-00-700-808-F00, GROUND VERIFICATION SUCCESSFUL OK FOR CONT SERVICE.

Part: ACTUATOR — MALFUNCTIONED (RAM AIR INLET) · airframe 18,214 hrs · 5,354 cycles

ON APPROACH, ON RECALL LT PACK LIGHT ILLUMINATED. RESET WHEN RESET PUSHED. ACFT GROUNDED. REPLACED RAM AIR INLET ACTUATOR LT SIDE, REF AMM 21-51-21. OP CHECK GOOD. PERFORMED BITE TEST OF BOTH PACK SYSTEMS REF AMM 21-61-00, BITE TEST GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 18,159 hrs · 5,338 cycles

LEFT PACK LIGHT ILLUMINATED ON RECALL AND RESETS. ACFT GROUNDED. PERFORMED ZONE TEMP CONT TEST IAW MM 21-61-00. SYSTEM OP CHECKED GOOD. FOUND TCV FAULT. COMPLETED VERIFY TEST NO CURRENT FAULTS AT THIS TIME.

Part: WARNING MESSAGE — FALSE ACTIVATION (LEFT A/C PACK) · airframe 18,107 hrs · 5,322 cycles

LEFT PACK LIGHT ON WITH MASTER CAUTION. GOES OUT WHEN MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED LT PACK/ZONE CONTROLLER BITE REF MM 21-61-00. FOUND LT RAM AIR ACTUATOR FAULT LAST LEG. COMPLETED VERIFY TEST, NO CURRENT FAULTS. CLEARED FAULT REF SAME.

Part: DISPLAY — DIM · airframe 18,028 hrs · 5,292 cycles

HEADING LED ON MCP IS DIM AND DIFFICULT FOR F/A TO READ. ACFT GROUNDED.

Part: WIRE HARNESS — FAILED (FIRE DETECTION) · airframe 17,714 hrs · 5,201 cycles

DURING FIRE WARNING TEST, NR 1 TEE HANDLE AND NR 1 ENGINE OVERHEAT LIGHT FAILED TO ILLUMINATE. ACFT GROUNDED. REPLACED CORE HARNESS IAW MM 26-11-02. GROUND VERIFICATION TEST PASSED.

Part: TRANSCEIVER — FAILED (NR 1 HF) · airframe 17,553 hrs · 5,137 cycles

HF 1 RADIO UNREADABLE, COMES IN GARBLED. RETURNED AND STILL GARBLED. ACFT GROUNDED. REPLACED NR 1 HF TRANSCEIVER, GROUND VERIFIED OPS CHECK GOOD IAW AMM 23-11-21.

Part: SATCOM — LOCKED · airframe 17,514 hrs · 5,124 cycles

EXPERIENCED SATCOM LOCKUP DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED QRH SATCOM LOCK UP CHECK LIST, CORRECTED DISCREPANCY.

Part: SATCOM — LOCKED · airframe 17,442 hrs · 5,106 cycles

SATCOM LOCK-UP, ACFT GROUNDED. SATCOM LOCK-UP PROCEDURE PERFORMED. OPS RESTORED.

Part: VALVE — FAILED (BLEED SYS) · airframe 17,402 hrs · 5,097 cycles

DUCT PRESSURE SPLIT RIGHT WAS 36 PSI, LEFT FLUCTUATED 16-20 PSI AT FL 39000. ACFT GROUNDED. ACCOMPLISHED TASK CARD NG-36WC-00001, ENGINE BLEED AIR SYS HEALTH CHECK. FOUND PRSOV & PRE-COOLER CONTROL VALVE TO HAVE FAILED. REPLACED PRSOV IAW AMM 36-11-04-000-801 & 36-11-04-400-801. REPLACED PRE-COOLER CONTROL VALVE IAW AMM 36-12-02-000-801 & AMM 36-12-02-400-801. COMPLETED ENGINE BLEED AIR CROSSOVER OPS TEST IAW AMM 36-11-00-710-801. OPS CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 17,315 hrs · 5,062 cycles

FMC DISAGREE ON TAXI OUT. ACFT GROUNDED. QRH FOLLOWED, OPS NORMAL.

Part: SATCOM — LOCKED · airframe 17,162 hrs · 5,021 cycles

HAD SATCOM LOCK-OUT, ACFT GROUNDED. PERFORMED QRH ITEMS SATCOM RESTORED.

Part: SATCOM — LOCKED · airframe 17,029 hrs · 4,988 cycles

SATCOM LOCKUP DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED QRH PROCEDURE SUCCESSFUL.

Part: SATCOM — LOCKED · airframe 16,881 hrs · 4,945 cycles

SATCOM WAS LOCKED UP. ACFT GROUNDED. PERFORMED CHECKLIST AND SAT PROMPT RERTURNED ON MENU PAGE.

Part: SATCOM — LOCKED · airframe 16,766 hrs · 4,908 cycles

SATCOM LOCKUP ON THE GROUND. ACFT GROUNDED. RECYCLED CB. OPS NORMAL.

Part: FLANGE — CRACKED (FLAME ARRESTER) · airframe 16,742 hrs · 4,901 cycles

NR 2 ENG AFT FLANGE, FLAME ARRESTER, HAS NUMEROUS CRACKED BOLT HOLES. ACFT GROUNDED. R & R NR 2 ENGINE FLANGE ASSY REF AMM 72-56-00-400-801-F00.

Part: SATCOM — LOCKED · airframe 16,625 hrs · 4,866 cycles

SATCOM LOCKUP OCCURED WHEN APU PWR APPLIED. ACFT GROUNDED. ACCOMPLISHED QRH CHECKLIST. ISSUE CORRECTED.

Part: SELECTOR — FAILED (CABIN TEMP) · airframe 16,500 hrs · 4,836 cycles

CONT CABIN SUPPLY DUCT TEMPERATURE INDICATOR IS ERRATIC AND UNREADABLE. ACFT GROUNDED. RECONFIRMED, "CONT CAB" POSITION MALFUNCTIONING AND BEING ERRATIC. R & R CABIN TEMP SELECTOR REF AMM 21-61-07. OPS TEST NORMAL.

Part: SATCOM — MALFUNCTIONED · airframe 16,469 hrs · 4,834 cycles

FMC SAT MENU ITEM MISSING, ACFT GROUNDED. QRH FOLLOWED WITH NORMAL SATCOM, OPS RESTORED.

Part: SATCOM — LOCKED · airframe 16,411 hrs · 4,811 cycles

SATCOM LOCKUP, ACFT GROUNDED. QRH CHECK LIST ACCOMPLISHED SUCCESSFULLY.

Part: SATCOM — LOCKED · airframe 16,344 hrs · 4,791 cycles

SATCOM LOCK UP ON GROUND. ACFT GROUNDED. CORRECTED WITH QRH PROCEDURE.

Part: EXCITER — FAILED (NR 1 ENGINE) · airframe 15,785 hrs · 4,631 cycles

NR 1 ENGINE WOULD NOT START. NO EGT RISE WITH IGNITION ON LT. STARTED NR 1 ENG WITH IGNITION ON RT. ACFT GROUNDED. REPLACED NR 1 ENGINE LEFT EXCITER IAW MM 74-11-01/401. OPS GOOD IAW TASK 74-00-00-750-801-F00. ENGINE RUN GOOD.

Part: FMC — MALFUNCTIONED · airframe 15,612 hrs · 4,576 cycles

F/O'S FMC FROZE UP AFTER GROUND CREW PULLED POWER BEFORE APU WAS AVAILABLE. ACFT GROUNDED. UPON ARRIVAL FOUND FMC OPS NORMAL. NO FAULTS FOUND REF MM 34-61-00.

Part: A/C PACK — MALFUNCTIONED (CABIN TEMP) · airframe 15,590 hrs · 4,571 cycles

DIFFICULT TO CONTROL COCKPIT AIR TEMP IN AUTO. ACFT GROUNDED. ACCOMPLISHED BITE TEST OF CABIN TEMP CONTROLLERS, TEST PASS. ACCOMPLISHED FIM 21-61, TASK 861, OPS CHECKED GOOD. FAULT WAS INTERMITTENT IAW STEP I, 6. NO HISTORY LAST 90 DAYS.

Part: SENSOR — FAILED (NR 1 ANTI ICE) · airframe 15,494 hrs · 4,547 cycles

AFTER ENGINE START LT ENGINE AMBER COWL A/I VALVE CAME ON AFTER START, THEN EXTINGUISHED. LIGHT AGAIN CAME ON ON TAXI OUT. RAN QRH CALLED MAINTENANCE CONTROL. ACFT GROUNDED. IAW AMM 30-21-21, REPLACED NR 1 ENG TAI PRESSURE SENSOR. RAN NR 1 ENG AT T/O POWER, 4 CYCLES W/NO ANTI-ICE FAULTS INDICATED.

Part: VALVE — MALFUNCTIONED (NR 1 ENGINE) · airframe 15,453 hrs · 4,537 cycles

IDLE POWER DESCENT, TRAFFIC PATTERN. AFTER POWER UP TO ENTER DOWNWIND, MASTER CAUTION, ANTI-ICE ILLUMINATED ALONG WITH NR 1 ENGINE AMBER COWL ANTI-ICE ANNUNCIATOR. M/C & AMBER COWL ANTI-ICE FLICKERED AT LOW POWER. REMAINED ON CONTINUOUSLY AT APPROACH POWER SETTINGS AND DURING TAXI IN. ACFT GROUNDED. ACCOMPLISHED OPS CHECK IAW AMM 30-21-00. ENGINE ANTI-ICE OPS CHECK GOOD. TSR ISSUED. REPLACED NR 1 ENGINE COWL ANTI-ICE VALVE IAW AMM 30-21-11. OPS TEST GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 15,437 hrs · 4,533 cycles

IN THE LANDING PHASE, ONCE THRUST REDUCED TO IDLE, LEFT COWL ANTI ICE & MASTER CAUTION LIGHTS FLICKERED ON/OFF 6-7X. DURING THRUST REVERSER DEPLOYMENT, ENGINE SPOOL UP FLICKERING STOPPED AND UPDATE, FLICKERING MORE FINAL TAXI. ACFT GROUNDED. PERFORMED NR 1 ENG COWL ANTI-ICE OPS TEST IAW AMM 30-21-00. OPS CK OK.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 15,365 hrs · 4,512 cycles

FMC DISAGREE ACFT GROUNDED. ACCOMPLISHED QRH PROCEDURE. OPS NORMAL.

Part: LAMP — FAILED (EMERGENCY LIGHT) · airframe 15,252 hrs · 4,477 cycles

FWD CABIN CENTER CEILING OVERHEAD EMERGENCY SPOTLIGHT INOPERATIVE. ACFT GROUNDED. REPLACED THE LAMP IAW AMM 33-51-03, OPS NORMAL.

Part: SATCOM — LOCKED · airframe 15,191 hrs · 4,460 cycles

SATCOM LOCKED UP DURING TAXI. ACFT GROUNDED. RESTORED FOLLOWING QRH.

Part: SLIDING WINDOW — FAILED (COCKPIT) · airframe 15,097 hrs · 4,436 cycles

LEFT SIDE WINDOW HEAT INOPERATIVE, OVERHEAT CONTINUOUS. ACFT GROUNDED. PERFORMED FIM TASK 30-41, TASK 801, FOUND LT SIDE WINDOW BAD. REPLACED LT SIDE WINDOW IAW MM TASK 56-72-11. OPS CHECKED NORMAL. ALSO PERFORMED MM TASK 30-41-21-000-801 IAW H14 OF WINDOW TRANSFERRED WIRE NR 1 TO NR 3 OF TB 5016.

Part: IGNITER — FAILED (NR 1 ENGINE) · airframe 14,912 hrs · 4,386 cycles

NR 1 ENGINE DID NOT START. ABORTED START QRH. MADE 2 ATTEMPTS. ACFT GROUNDED. PERFORMED FIM 74-21, TASK 807 INITIAL EVALUATION. NO FAULTS NOTED FOR ENGINE 1. PERFORMED FAULT ISOLATION PROCEDURE IGNITION AUDIBLE TEST IAW ABOVE FIM REF. NO FAULTS NOTED. REPLACED 1 ENGINE RT IGNITER REF AMM 74-21-02. NR 1 ENGINE RT IGNITION, OPS CKS GOOD/NO FAULTS NOTED. ETOPS SIGNIFICANT SYS GROUND VERIFICATION SUCCESSFUL REF FIM 74-21, TASK 807. NO FAULTS NOTED.

Part: SATCOM — MALFUNCTIONED · airframe 14,871 hrs · 4,375 cycles

NO SATCOM PROMPT ON TAXI, ACFT GROUNDE. SATCOM LOCK UP QRH PROCEDURE COMPLETED, NORMAL OPS RESTORED.

Part: WARNING MESSAGE — ACTIVATED (ENGINE) · airframe 14,789 hrs · 4,349 cycles

FMC CDU ENGINE FAULT. FOUND FAULT CODE 73-10192 EEC FAULT. ACFT GROUNDED.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 14,664 hrs · 4,313 cycles

FMC DISAGREE LIGHT ON GROUND. ACFT GROUNDED. FOLLOWED QRH PROCEDURES AND RESTORED FMC'S.

Part: FAILSAFE — CRACKED (BS 440) · airframe 14,595 hrs · 4,293 cycles

FWD CARGO DOOR CUTOUT FWD FRAME STRAP CRACKED AND DAMAGED ABOVE LIGHT SWITCH. ACFT GROUNDED. REMOVED EDGE DAMAGE FROM FAILSAFE STRAP AND FOUND WITHIN ALLOWABLE LIMITS IAW SRM 53-30-15-1A-1, FIG 103, DETAIL I. ORIGINAL STRAP WITH IS 1.5" WIDTH REMOVED IS 0.1 IN., ALODINED IAW SRM 51-20-01. PRIMED IAW SOPM 20-41-02. R & R PANEL 122BW PN 143A9403U186 IAW AMM 25-52-06 AND SRM 51-10-02 .

Part: SATCOM — LOCKED · airframe 14,515 hrs · 4,267 cycles

SATCOM LOCKED UP ON GROUND. ACFT GROUNDED. FOLLOWED QRH AND SYSTEM RESET TO NORMAL OPS.

Part: STARTER GEN — FAILED (APU) · airframe 14,211 hrs · 4,157 cycles

APU FAULT LIGHT ILLUMINATED AFTER START. SHUTDOWN APU. FAULT LIGHT WENT OUT. TRIED SECOND START, SAME OCCURANCE. ACFT GROUNDED. R & R APU STARTER GENERATOR REF MM 49-41-21. STARTER GENERATOR INSTALLATION TEST CHECKS GOOD. LEAK CHECKED GOOD. APU BITE CHECK SHOWS NO FAULTS IAW MM 49-61-00-700-801.

Part: WARNING LIGHT — ILLUMINATED (RT A/C PACK) · airframe 14,194 hrs · 4,153 cycles

RIGHT PACK ILLUMINATED DURING TAKEOFF, WOULD NOT EXTINGUISH AFTER COMPLETED QRH PROCEDURE. ACFT GROUNDED. OPEN

Part: SATCOM — MALFUNCTIONED (FMC) · airframe 14,177 hrs · 4,149 cycles

SATCOM NOT ANNUNCIATED ON MENU ON FMC. ACFT GROUNDED. SATCOM LOCKED UP ON GROUND QRH PERFORMED. SAT PROMPT DISPLAYED NORMALLY.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 14,020 hrs · 4,104 cycles

RIGHT PACK LIGHT ILLUMINATED ON RECALL. ACFT GROUNDED. PERFORMED BITE CHECK IAW MM 21-61-00-700-806-002. NO FAULTS NOTED. NO HISTORY 90 DAYS.

Part: SATCOM — MALFUNCTIONED · airframe 13,663 hrs · 3,986 cycles

MCDU MENU PAGE DOES NOT HAVE SATCOM LISTED. ACFT GROUNDED. RESET SATCOM C/B AT P18-2 PANEL GRID D14 IAW AMM 20-60-01. SAT ON MCDU MENU PAGE NOW APPEARS.

Part: WARNING LIGHT — FALSE ACTIVATION (FMC) · airframe 13,414 hrs · 3,903 cycles

DURING TAXI OUT, FMC DISAGREE LIGHT CAME ON. ACFT GROUNDED. QRH PROCEDURE EXTINGUISHED THE LIGHT.

Part: WARNING LIGHT — INOPERATIVE (CARGO SMOKE) · airframe 13,294 hrs · 3,858 cycles

FWD CARGO GREEN CONTINUITY LIGHT INOPERATIVE. ACFT GROUNDED. ACCOMPLISHED CARGO BAY SMOKE DETECTION. OPS TEST IAW AMM TASK 26-16-00-710. SYS TEST OK NO FAULT DETECTED.

Part: FIRE DETECTOR — CONTAMINATED (CARGO BAY) · airframe 13,280 hrs · 3,854 cycles

CARGO FIRE DETECTOR FWD EXTINGUISHER LIGHT WILL NOT TEST. ACFT GROUNDED. CLEARED DUST FROM FWD CARGO DETECTORS AND OPS NORMAL REF MM 26-00-02.

Part: CONTROL PANEL — FAILED (WX RADAR SYS) · airframe 13,274 hrs · 3,851 cycles

WEATHER RADAR AUTO MODE INOPERATIVE. LATER REPORTED AS WX RADAR - MANUAL TILT ON CAPTAIN'S SIDE AND F/O SIDE IS NOT WORKING PROPERLY. WITH ZERO MANUAL TILT SELECTED ON CAPT SIDE, ND DISPLAY SHOWS + 11M WITH -15 SELECTED ON KNOB, ND SHOWS 0M AND CAN'T BE TILTED DOWN ANYMORE F/O SIDE, 0 TILT ON KNOB GIVES +2M ON ND AND -15 ON KNOB GIVES -6M ON ND. AUTO SEEMS TO WORK FINE WITH -2A ON BOTH ND'S AT FL390. ACFT GROUNDED. REPLACED WXR CONTROL PANEL, REF TASK 34-43-91-400-801. WX RADAR CONTROL PANEL OPS NOMAL IAW SAME.

Part: CONVERTER — DAMAGED (A/C PACK)

.5 INCH DIAMETER OF THE CENTER CORE OF CATALYTIC OZONE CONVERTER IS MISSING.

Part: CONVERTER — DAMAGED (A/C SYSTEM)

.5 INCH DIAMETER OF THE CENTER CORE OF CATALYTIC OZONE CONVERTER IS MISSING.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 13,113 hrs · 3,808 cycles

PRACTICE HGS A111 AUTOLAND UNSATISFACTORY, FINAL 100' SINK RATE INCREASED WITH DECREASED PITCH RESULTING IN FIRM TOUCHDOWN. TD POINT WAS ACCURATE. NO HGS WARNINGS, BUT SINK RATE NOT STABLE AT LOW ALTITUDE. ACFT GROUNDED. PERFORMED A LAND VERIFY TEST IAW MM 22-11-00 / 201, PASSED.

Part: FMC — MALFUNCTIONED · airframe 13,011 hrs · 3,776 cycles

ON SHORT FINAL, TWO SECONDS PRIOR TO TOUCHDOWN, FMC DISAGREE MESSAGE WITH LOSS OF AIRSPEED INDICATIONS ON CAPTAIN`S SIDE. AT LANDING, LOST AIRSPEED INDICATION ON BOTH CAPTAIN'S AND F/O'S SIDE. PFD'S ONLY. ACFT GROUNDED. PERFORMED FMC BITE IAW AMM 34-61-TASK 801, NO FAULTS FOUND, PERFORMED FIM TASK 34-61, TASK 835. FMC DISAGREE MESSAGE ON CDU, FMC 1 AND 2 RESTORED. OK TO CONTINUE.

Part: HEAT SHIELD — CRACKED (NR 1 ENGINE) · airframe 13,005 hrs · 3,775 cycles

NR 1 ENGINE REAR FLANGE IS CRACKED AT BOLT HOLES. ACFT GROUNDED. R & R FLANGE ASSY IAW MM 72-56-00.

Part: HEAT SHIELD — CRACKED (NR 2 ENGINE) · airframe 13,005 hrs · 3,775 cycles

NR 2 ENGINE REAR FLANGE IS CRACKED AT BOLT HOLES. ACFT GROUNDED. R & R FLANGE ASSY REF MM 72-56-00.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 12,765 hrs · 3,711 cycles

ON GROUND FMC DISAGREE, ACFT GROUNDED. COMPLETED CHECK LIST, FMC NORMAL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 12,750 hrs · 3,707 cycles

FMC DISAGREE LT ON GROUND. ACFT GROUNDED. CLEARED IAW QRH PROCEDURES. OPS NORMAL.

Part: SATCOM — MALFUNCTIONED · airframe 12,716 hrs · 3,699 cycles

SATCOM INOPERATIVE. NO FMC MENU PROMPT L-4. ACFT GROUNDED. CYCLED CIRCUIT BREAKER, SATCOM P18-2 GRID D-14 IAW AMM TASK 23-16-00-23-801. OPS CHECK GOOD.

Part: SATCOM — LOCKED · airframe 12,705 hrs · 3,694 cycles

SAT COM LOCKED UP DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED QRH SAT COM RESTORED.

Part: VALVE — FAILED (NR 2 ANTI ICE) · airframe 12,284 hrs · 3,574 cycles

NR 2 ENGINE ANTI-ICE OVERHEAD LIGHT IS FLICKERING ON AND OFF. NO OTHER ABNORMAL INDICATIONS. SWITCH WAS IN THE OFF POSITION. ACFT GROUNDED. REMOVED 2 ENG TAI VALVE IAW AMM 30-21-11-000-801. INSTALLED NR 2 ENG TAI VALVE IAW AMM 30-21-11-400-801.

Part: ENGINE — STALLED (APU) · airframe 12,218 hrs · 3,554 cycles

AFTER APU START COMPRESSOR STALLS CAN BE HEARD & RPM FLUCTUATES. ACFT GROUNDED. ACCOMPLISHED APU BITE CHECK, NO FAULTS NOTED. RAN APU NO STALLS NOTED, INPUT MONITORING SPEED WAS STEADY AND CONSTANT WITH AND WITHOUT LOADS.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 12,169 hrs · 3,538 cycles

FMC DISAGREE SCRATCH PAD. DISPLAY UNIT AMBER ANNUNCIATION AFTER ENGINE START AND GENS PUT ON BUSSES. ACFT GROUNDED. QRH PROCEDURE FOLLOWED. OPS RESTORED TO NORMAL.

Part: VALVE — FAULTED (COCKPIT) · airframe 12,085 hrs · 3,512 cycles

CONT CAB ZONE TEMP LIGHT ILLUMINATED ON RECALL. EXTINGUISHES ON RESET. ACFT GROUNDED. PERFORMED PAC/ZONE TEMP CONT BITE IAW MM 21-61-00, PREVIOUS FLT SHOWED RT PACK, COCKPIT TRIM VALVE FAULT. VERIFY SHOWED PASS. NO HISTORY 90 DAYS.

Part: WIRE HARNESS — CHAFED (NR 1 ENGINE) · airframe 11,905 hrs · 3,463 cycles

NR 1 ENGINE FOUND CJ9 AND CJ10 ENGINE CORE WIRE HARNESSES CHAFED TOGETHER, VSVA CONNECTOR ON CJ9, APPROX 3 O`CLOCK. ACFT GROUNDED. REPLACED CJ9 AND CJ10 CORE ENGINE WIRE HARNESS IAW AMM 73-21-06.

Part: WIRE HARNESS — DAMAGED (FIRE DETECTOR) · airframe 11,905 hrs · 3,463 cycles

NR 1 ENGINE, WIRE HARNESS FOR LT & RT CORE FIRE DETECTOR, STAINLESS STEEL INSULATION DAMAGED AND MISSING. ACFT GROUNDED. REPLACED NR 1 ENGINE LT & RT CORE FIRE DETECTOR HARNESS MW0326, REF AMM 26-11-02. ETOPS SIGNIFICANT SYS GROUND VERIFICATION SUCCESSFUL.

Part: SATCOM — FAULTED · airframe 11,854 hrs · 3,447 cycles

SATCOM PROMPT ON MENU NOT DISPLAYING. ACFT GROUNDED. RESET SATCOM SYS IAW FIM TASK 23-15-801, SYS TESTS GOOD.

Part: WARNING MESSAGE — ILLUMINATED (A/C PACK) · airframe 11,761 hrs · 3,423 cycles

RT A/C PACK LIGHT CAME ON IN CRUISE FOLLOWED QRH PROCEDURE. DURING RECALL LIGHT ILLUMINATED. AFTER MASTER CAUTION RESET LIGHT WENT OUT, ACFT GROUNDED. PERFORMED PACK TEMP CONTROLLER BITE TEST REF AMM 21-61-00, OPS CK NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 11,512 hrs · 3,361 cycles

LT PACK LIGHT ILLUMINATES WHEN RECALL. EXTINGUISHES WITH MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROL BITE AMM REF 21-61-00, OPS CHECK NORMAL GROUND VERIFICATION SUCCESSFUL NO HISTORY 30 DAYS.

Part: WARNING SYSTEM — INACCURATE (NR 2 HF RADIO) · airframe 11,007 hrs · 3,222 cycles

NR 2 HF RADIO ANNUNCIATES FAIL BUT WORKS NORMALLY. ACFT GROUNDED. RESET ACFT POWER, FAIL MESSAGE CLEARED, PERFORMED HF SYS BITE AMM TASK 23-11-801, BITE TEST GOOD. PERFORMED RADIO OPS CHECK OK. NO HISTORY FOR PAST 30 DAYS.

Part: SHIM — WORN (FAN BLADE) · airframe 10,963 hrs · 3,209 cycles

WHILE CONDUCTING FAN LUBE, ON NR 2 ENGINE, IT WAS NOTED THAT THE MOLY DAG COATING ON ALL BLADE SHIMS IS WORN OFF. ACFT GROUNDED. REPLACED ALL FAN BLADE SHIMS IAW T/C 78472002 ON NR 2 ENG.

Part: ENGINE — MALFUNCTIONED (APU) · airframe 10,243 hrs · 2,999 cycles

APU DID NOT START ON FIRST ATTEMPT. FAULT CODE 49-41012. ACFT GROUNDED. ACCOMPLISHED FIM TASK 49-40, TASK 803, STEP E. BITE CHECK DID NOT SHOW MX MESSAGE 49-41012. IN LAST CYCLE. ONLY SHOWS 1 OCCURRENCE IN FAULT HISTORY IAW FIM TASK THE FAULT IS CORRECTED.

Part: SATCOM — MALFUNCTIONED · airframe 10,167 hrs · 2,978 cycles

SATCOM PROMPT ON FMC. UNABLE TO INITIATE CALL. ACFT GROUNDED. PERFORMED FIM 23-15-801. SATCOM RESET & REBOOTED CORRECTLY. SATCOM PROMPT RETURNED. NO OTHER DEFECTS NOTED.

Part: FMC — FALSE INDICATION · airframe 10,114 hrs · 2,962 cycles

ON TAXI OUT, FMC DISAGREE. ACFT GROUNDED. QRH COMPLETE. OPS NORMAL.

Part: FMC — FALSE ACTIVATION · airframe 9,910 hrs · 2,899 cycles

FMC DISAGREE LIGHT ON. ACFT GROUNDED. RESOLVED WITH QRH PROCEDURE.

Part: FMC — FALSE INDICATION · airframe 9,903 hrs · 2,896 cycles

FMC DISAGREE DURING TAXI OUT. ACFT GROUNDED. RESOLVED BY QRH PROCEDURE.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 9,776 hrs · 2,859 cycles

L2 DOOR-SLIDE EMERGENCY LIGHT INOPERATIVE DURING T/C 78233008. ACFT GROUNDED. R & R POWER SUPPLY IAW AMM 33-51-06. OPS CHECKED GOOD T/C 782333008 AND W/D 33-51-14.

Part: CONTROL VALVE — MALFUNCTIONED (NR 2 ENGINE) · airframe 9,744 hrs · 2,847 cycles

LEVELING FL390 RT BLEED TRIP OFF LIGHT ILLUMINATED BLEED RESET WITH TRIP RESET IAW QRH. CRUISE LT PRESS 39 PSI, RT PRESS 31 PSI, RT BLEED TRIP OFF LIGHT ILLUMINATED SECOND TIME DURING TOP OF DESCENT 90 N2 80 N1. BLEED RESET WITH TRIP RESET. NO WING OR ENGINE ANTI ICE USED DURING FLIGHT. ACFT GROUNDED. ACCOMPLISHED NR 2 ENG BLEED AIR SYS HEALTH CHECK REF T/C NG-36WC-00001. FOUND NR 2 ENG PRECOOLER CONTROL VALVE OPENING PRESSURE TOO LOW. R & R NR 2 ENG PRECOOLER CONTROL VALVE REF MM 36-12-02-400-801. ACCOMPLISHED ENG BLEED AIR CROSSOVER OPS TEST REF MM 36-11-00-710-801. OPS NORMAL.

Part: WARNING MESSAGE — ILLUMINATED (FMC) · airframe 9,261 hrs · 2,704 cycles

ON GROUND AFTER ENGINE START, PUSHBACK, AMBER FMC DISAGREE ON BOTH NAV DISPLAYS. ACFT GROUNDED. ACCOMPLISHED QRH PROCEDURE. FMC DISAGREE, ANNUNCIATION EXTINGUISHED.

Part: UNKNOWN — UNKNOWN (SATCOM) · airframe 9,082 hrs · 2,659 cycles

SATCOM INOPERATIVE. PROMPT DOES NOT APPEAR ON THE FMC, SATCOM SWITCHES DO NOT WORK. THE SATCOM PROMT CAME BACK ABOUT 30 MIN LATER AND THE SYS WORKED CORRECTLY. ACFT GROUNDED. PERFORMED SATCOM SYS TEST REF MM 23-15-00-730-801. OPS NORMAL. CYCLED POWER NUMEROUS TIMES, SATCOM PROMT RETURN IN UNDER A MIN. NO HISTORY PAST 30 DAYS FOR NO PROMPT.

Part: SATCOM — MALFUNCTIONED · airframe 8,896 hrs · 2,606 cycles

PILOTS UNABLE TO HEAR AUDIO SATCOM 12. DATA NORMAL DISPATCH SAYS THEY CAN HEAR PILOTS WHEN CALL IS MADE. ACFT GROUNDED. PERFORMED SATCOM NR 1 & NR 2 ADJ/TEST IAW AMM 23-15-00, BOTH SYS TRANSMITT & RECEIVE NORMAL DURING CALLS, SAN GND-TO-DISPATCH. GROUND VERIFICATION SUCCESSFUL - NO HISTORY OF THIS PROBLEM LAST 90 DAYS.

Part: STARTER GEN — FAILED (APU) · airframe 8,770 hrs · 2,571 cycles

APU FAILED TO START AND THE APU FAULT LIGHT ILLUMINATED. REPLACED STARTER GENERATOR IAW AMM 49-41-21-000-801 AND 49-41-21-400-801. R & R START CONVERTER UNIT IAW AMM 49-41-61-000-801 AND 49-41-61-400-801 STARTER APU IAW AMM 49-11-00-860-801. GROUND OPERATION NORMAL.

Part: SENSOR — FAILED (NR 1 ENGINE) · airframe 8,724 hrs · 2,560 cycles

DIAGNOSTICS REPORTS NR 1 ENGINE IS SENDING INTERMITTENT OIL PRESSURE ALERTS. ALL WITHIN NORMAL EXPECTED RANGE. ACCOMPLISHED TSR. PERFORMED AVM BITE IAW 77-31-00-970-803-F00. FOUND N2 SENSOR FAILED ON NR 1 ENG 31 FAULTS. REMOVED AND INSTALLED NEW NR 1 ENG N2 SENSOR REF 77-11-02. GROUND RAN NR 1 ENGINE REF 71-00-00-800-F00. PERFORMED AVM BITE AND NO FAULTS LOGGED.

Part: CONTROLLER — MALFUNCTIONED · airframe 8,432 hrs · 2,474 cycles

CONT CAB LIGHT ON RECALL RESETS ON MC RECALL. CONFIRMED FAULT, CONT CABIN ZONE TEMP LIGHT ILLUMINATES ON MASTER RECALL. T/S FOUND NR 2 ZONE TEMP CONTROLLER WITH FLT DECK TRIM VALVE FAULT LIGHT ILLUMINATED AFTER INTERROGATION. PERFORMED NR 1 & NR 2 CABIN TEMP CONTROLLER BITE TEST IAW AMM 21-61-00, OPS NORMAL. ALL FAULT LIGHTS EXTINGUISHED & COCKPIT CONT CABIN ZONE TEMP LIGHT NO LONGER ILLUMINATES ON MASTER RECALL. NO HISTORY IN TRAX FOR THIS PROBLEM LAST 60 DAYS.

Part: UNKNOWN — UNKNOWN (NR 1 ENGINE) · airframe 7,889 hrs · 2,334 cycles

DIAGNOSTICS REPORTS NR 1 ENGINE CORE VIBRATION DATA INTERMITTENTLY REPORTS ZEROS FROM THE FRONT AND REAR SENSORS. AAVM STILL LOGS LOSS OF N2 SIGNAL, ALSO CDS LOGGED 31-63150, ENGINE 1 N2 RPM INVALID ON BOTH DEUS AS INTERMITTENT AND ON VARIOUS FLT LEGS. VERIFIED ALL WIRES AT TB 3102 YA/YB 49 ARE SECURED REF WDM 77-12-21 IAW TSR R & R MW0312 REF MM 71-51-03-400-801-F00, EEC & ACTUATOR TEST PASSED.

Part: SENSOR — INTERMITTENT (NR 1 ENGINE) · airframe 7,870 hrs · 2,328 cycles

DIAGNOSTIC REPORTS NR 1 ENGINE CORE VIBRATION DATA INTERMITTENTLY REPORTS ZEROS FROM THE FRONT AND REAR SENSORS. ACFT GROUNDED. PERFORMED AAVM SYS BITE CHECK. BITE CHECK LOGGED N2 SENSOR LOSS OF SIGNAL FOR NR 1 ENG. REPLACED NR 1 ENG N2 SENSOR. OPS CK GOOD. REF AMM 77-11-02.

Part: UNKNOWN — UNKNOWN (FUEL INDICATING) · airframe 7,652 hrs · 2,273 cycles

INITIAL FUEL LOAD ON ACFT WAS INCORRECT, MAIN TANKS NOT FUELED TO FULL IN CENTER TANKS. PERFORMED FUEL QUANTITY OP TEST REF AMM 28-41-00-710-801, NO FAULTS FOUND, NO CURRENT FAULTS FOUND, SYS VERIFIED WITH FUEL STICK VERSUS FLT DECK IND, WITHIN LIMITS IAW AMM 28-47-00. TRANSFERRED FUEL RT TO CTR, CTR BACK TO RT, SYS OPS CHECKED OK, NO FLT HISTORY LAST 30 DAYS. OK FOR SERVICE. GROUND TEST CHECK OK.

Part: WARNING LIGHT — ILLUMINATED (A/C PACK) · airframe 7,495 hrs · 2,234 cycles

ON RECALL, AIR CONDITIONER & ZONE TEMP ILLUMINATED. EXTINGUISH ON RESET. NR 2 PACK ZONE TEMP CONTROLLER LOGGED FLT DECK TRIM VALVE FAULT. ACCOMPLISHED FIM TASK 21-62, TASK 832. FAULT CLEARED AND DID NOT COME BACK ON SUBSEQUENT TESTS. RAN PACKS WITH NO FAULTS LOGGED FOR ABOUT A HALF AN HOUR. RAN NR 2 PACK ZONE TEMP CONTROLLER BITE TEST. NO FAULTS. GROUND VERIFICATION GOOD.

Part: EEC — FAULTED (NR 1 ENGINE) · airframe 7,448 hrs · 2,220 cycles

A/T LIM SHOWING ABOVE N1 INDICATORS AFTER SPLIT THROTTLES AND AUTO THROTTLE DISCONNECT. A/T INFLT FAULTS SHOW MANY 22-31411 AND 22-31511 EEC 1A/1B DATA INV AND THROT SPLIT 22-31525. DEUS 1 & 2 FAULT 31-68210 NO EEC-1 CH A BUSS DATA. EEC 1 & 2 SHOW NO RECENT OR FAULT HISTORY FAULTS. PERFORMED FIM 22-31 TASK 806. RANG/MEGGED OUT WIRES BETWEEN EEC 1 AND FCCA/DEUS IAW FIM AND WDM 73-24-11 PG 3. CHECKED GOOD. R & R NR 1 ENGINE EEC REF MM 73-21-60 ALL OPS CHECKED GOOD. A/T CURRENT STATUS TESTED GOOD.

Part: WARNING LIGHT — ILLUMINATED · airframe 7,433 hrs · 2,216 cycles

AMBER LIGHT ILLUMINATED ON OVERHEAD PANEL AFTER ENGINE START AND ON ENGINE DRIVEN GENERATORS. SPCU INOPERATIVE FAULT. RESET AND TESTS NORMAL IAW FIM 24-34, TASK 802. VERIFIED FAULT, GROUND VERIFICATION SUCCESSFUL.

Part: APU — UNKNOWN · airframe 7,421 hrs · 2,213 cycles

APU DID NOT START, FAULT LIGHT ILLUMUNATED ON GROUND. PERFORMED FIM TASK 49-31-808 STEP F, FAULT CORRECTED. STARTED APU 4 TIMES, OPERATED NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (STANDBY BUSS) · airframe 7,285 hrs · 2,177 cycles

DURING PRE-FLIGHT, STANDBY POWER OFF LIGHT ILLUMINATED. FOUND STANDBY BUSS 115 VC AC IND CIRCUIT BREAKER TRIPPED. RESET CIRCUIT BREAKER. PERFORMED GROUND OPERATION VERIFICATION OF STANDBY POWER SYS. OPS NORMAL. NO HISTORY 30 DAYS. STANDBY POWER OFF LIGHT REMAINS EXTINGUISHED.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 6,939 hrs · 2,080 cycles

ZONE TEMP LIGHT ILLUMINATES ON RECALL, EXTINGUISHES WITH MASTER CAUTION RESET IAW QRH. COULD NOT DUPLICATE. ACCOMP FIM 21-62/842. NR 1 & 2 TEMP CONTROLLER BITE, FLT, & VERIFY ALL GO, NO FAULTS LOGGED. OPERATED LT PACK FOR SEVERAL MIN ZONE TEMP LT DID NOT COME BACK. GROUND VERIFICATION OF PRIMARY TEMP CONT OPS CK NORMAL.

Part: INDICATOR — ACTIVATED (NR 1 IDG) · airframe 6,813 hrs · 2,048 cycles

NR 1 ENGINE IDG DIFFERENTIAL PRESSURE INDICATOR IS EXTENDED. ACFT GROUNDED. ACCOMPLISHED FIM 24-11-00-810-803. NO CONTAMINATION NOTED ON IDG FILTERS OR IDG OIL. FMC CDU INTERROGATION SHOWS NO FAULTS. SERVICED THE NR 1 ENGINE IDG. LEAK CHECKED GOOD.

Part: TERMINAL — BROKEN (FIRE DETECTION) · airframe 5,995 hrs · 1,817 cycles

FOUND FIRE DETECTION GROUND WIRE BROKEN AT GROUND TERMINAL LT CORE MW0326 HARNESS CONNECTIONS. ACFT GROUNDED. REPLACED TERMINAL LUG AND RESECURED GROUND WIRE OF MW0326, REF SWPM 20-30-11. OPS NML, REF MM 26-11-00.

Part: FMC — FALSE INDICATION · airframe 5,928 hrs · 1,791 cycles

FMC DISAGREE ON GROUND AFTER ENGINE START. ACFT GROUNDED. PERFORMED QRH PROCEDURE. OPS NORMAL.

Part: STRIKER — GOUGED (E/E DOOR) · airframe 5,995 hrs · 1,817 cycles

FOUND FORWARD OTBD ECS STRIKER PLATE WORN. ECS LOWER CHORD WORN BY ECS DOOR LATCH. ACFT GROUNDED. DAMAGE AT ECS DOOR FWD OTBD STRIKER PAD MEASURES, .065D X .300 .DIAMETER.DAMAGE EXCEEDS LIMITS REF SRM 53-40-71, AD 1. ACCOMPLISHED EA 800-53EA-08540 (REPAIR OF CHORD). BLENDED GOUGED AREA AND INSTALLED REPAIR FILLER AND STRAP.

Part: EEC — FAILED (NR 1 ENGINE) · airframe 5,670 hrs · 1,710 cycles

IN CRUISE, THE A/T LIM ADVISORY LIGHT ILLUMINATED. NO OTHER INDICATIONS. ON BITE TEST, THREE FAULTS LOGGED, MESSAGES 22-31410, 22-31512 AND 22-31411. A/C FROM BATTERY OFF WHEN GROUND POWER APPLIED ENG 1 ALTN POWER CHANNEL B CIRCUIT BREAKER TRIPPED. NR 1 EEC WAS REPLACED. ACCOMPLISHED POWER PLANT TESTS, REF 71-00-00-800-811-F00. ACCOMPLISHED AUTOTHROTTLE BITE TEST, OPS NORMAL, NO FAULTS, REF MM 22-31-00-810-801.

Part: RADAR — MALFUNCTIONED (WEATHER SYS) · airframe 5,810 hrs · 1,758 cycles

RADAR PANEL SHOWS RADAR OFF, SEES IMAGES ON RADAR SCREEN (APPEARS ON). ACFT GROUNDED. ACCOMPLISHED WEATHER RADAR SYS OPS TEST REF MM 34-43-00. OPS NORMAL.

Part: IDG — FAILED (NR 2 GENERATOR) · airframe 5,836 hrs · 1,767 cycles

ON APPROACH, AT 4000 FT, THE NR 2 ENG GENERATOR DRIVE LIGHT ILLUMINATED. CREW FOLLOWED PROCEDURE AND DISCONNECTED DRIVE. APU STARTED NORMALLY. ACFT GROUNDED. R & R ENG 2 IDG REF MM 24-11-11. PERFORMED OPS TEST OF NR 2 ENG IDG REF MM 24-11-00. OPS NORMAL. NO LEAK NOTED.

Part: EEC — FAILED (NR 1 ENGINE) · airframe 5,729 hrs · 1,731 cycles

FLT LEG 0 AND 1 SHOW FAULT CODE 73-21271 THE ALTERNATOR VOLTAGE INPUT TO THE EEC IS OUT OF RANGE, WHILE PERFORMING EEC BITE CHECK ON NR 1 ENGINE. ACFT GROUNDED. PERFORMED FIM 73-27-00-810-804-F00, FAILED STEP F PARAGRAPH (3), CH B SIDE OF EEC ALTERNATOR OF NR 1 ENG. R & R EEC ALTERNATOR AND ALTERNATOR ROTOR IAW AMM 73-21-08-400-801-F00. REQUIRES TEST 3A & 13 IAW POWERPLANT TEST REF TABLE TASK 71-00-00-800-811-F00 G. ACCOMPLISHED LEAK TEST 3A AND TEST 13 - ENGINE RUN EEC - BITE CHECK. NO LEAKS NOTED ON PAD OR ALT MOUNT. NO FAULTS NOTED FOR FLIGHT 0.

Part: ALTERNATOR — MALFUNCTIONED (NR 1 ENGINE) · airframe 5,702 hrs · 1,720 cycles

FOUND 1 FAULT ON NR 1 ENGINE, SHORT TERM 73-21271. THE ALTERNATOR VOLTAGE INPUT TO THE EEC IS OUT OF RANGE. ACFT GROUNDED. PERFORMED EEC BITE TEST IAW MM 73-21-00, FAULT CODE 78273000, APPEARS TO BE AN INTERMITTENT FAULT, NO FAULTS NOTED AT THIS TIME.

Part: BLOWER — INOPERATIVE (WX RADAR SYS) · airframe 5,740 hrs · 1,734 cycles

WEATHER RADAR RT MOUNT BLOWER INOPERATIVE. REPLACED WEATHER RADAR RT MOUNT BLOWER, OPS CHECKED GOOD MM 34-43-51.

Part: CONTROLLER — FAULTED (NR 2) · airframe 4,984 hrs · 1,508 cycles

AUTO PRESSURIZATION SELECTOR KNOB IN AUTO POSITION AND "AUTO FAIL" AND "ALTN" LIGHTS ILLUMINATED. ACFT GROUNDED. FOUND NR 2 PRESSURE CONTROLLER HAD DATA INTERUPT FAULT 041. FAULT RESET, OK REF FIM 21-31 TASK 824. NR 1 AND NR 2 PRESSURE CONTROLLERS BITE NORMAL. NO EXISTING FAULTS. GROUND VERIFICATION SUCCESSFUL. OK FOR SERVICE.

Part: CONTROL VALVE — MALFUNCTIONED (LT A/C PACK) · airframe 4,869 hrs · 1,478 cycles

FOLLOW UP TO RT PACK LT ILLUMINATING CAUSING FLIGHT DELAYS. ACFT GROUNDED. REPLACED RT TCV, REF MM 21 51 10. INSTALLATION/GROUND VERIFICATION TEST NORMAL IAW SAME.

Part: CONTROL VALVE — MALFUNCTIONED (RT A/C PACK) · airframe 4,853 hrs · 1,475 cycles

RT PACK ILLUMINATES ON MASTER CAUTION RECALL, EXTINGUISHES ON RESET. ACFT GROUNDED. PERFORMED PACK LIGHT FIM REF 21-53-00-810 NO FAULTS FOUND. PERFORMED PACK ZONE CONTROL. BITE FOUND TEMP CONTROL VALVE. FAULT RESET FAULT IAW PACK ZONE TEMP BITE REF 21-61-00-700-806. FAULT RESET. RAN PACKS IAW MM 21-00-00. NO DEFECTS NOTED.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 4,701 hrs · 1,425 cycles

AFTER START ON RECALL OBSERVED RT PACK LIGHT ILLUMINATED EXTINGUISHED WHEN MASTER CAUTION RESET, GROUNDED. RESET SYS AND RAN PACK/ZONE TEMP CONTROLLER BITE TEST IAW AMM 21-61-00-700-806-002. GROUND FUNCTIONAL OPS CHECKED GOOD. ALSO RAN PACK FOR SEVERAL MINUTES NO FAULTS.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 4,118 hrs · 1,231 cycles

RIGHT PACK LIGHT ILLUMINATES ON RECALL. EXTINGUISHES ON MASTER RECALL RESET. PERFORMED BITE CHECK REF MM 21 61 00 CHECK PASSED. RESET RT PACK CONTROLLER. OK FOR SERVICE.

Part: MODULATING VALVE — FAULTY (COCKPIT) · airframe 3,975 hrs · 1,186 cycles

ON RECALL THE AIR COND AND ZONE TEMP CONT CAB ILLUMINATED. RAN QRC MAINT CONT CONTACTED. BITE TESTED ZONE TEMP. CONTROLLERS AND FOUND FAULT ON NR 2 CONT FLT DECK TRIM VALVE. REPLACED THE PRIMARY FLIGHT DECK TRIM AIR MODULATING VALVE PER MM 21 61 21 000 AND 21 61 21 400. OPS AND LEAK CHECK GOOD.

Part: VALVE — FAULTY (BLEED AIR SYS) · airframe 3,970 hrs · 1,183 cycles

DURING CLIMBOUT PASSING 35 000 THE RIGHT BLEED TRIP ANNUCIATOR ILLUMINATED RIGHT DUCT PRESSURE WAS ZERO. COMPLIED WITH QRH PROCEDURE BLEED TRIPPED AGAIN. NO DUCT PRESSURE SPLITS NOTED PRIOR TO TRIP OFF. ACCOMP PCV HEALTH CHECK MM 36 12 00 700 801 NR 2 ENG PCV FAILS STEP G(5). ACCOMP ENGINE BLEED AIR SYSTEM HEALTH CHECK MM 36 11 00 700 801 NR 2 ENG PRSOV FAILS STEP G(6)(A) PASSES STEP G(6)(M). HSV FAILS STEP H(5)(A) PASSES H(5)(A)(3)(C).80023. REPLACED PRSOV MM 36 11 04 HSV MM 36 11 06 PCV MM36 12 02. ACCOMP ENG BLEED CROSSOVER OPS TEST PER MM 36 11 00 710 801. ALL PARAMETERS/VAUES NORMAL TEST GOOD. NO BLEED TRIP OR SPLIT NOTED.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 3,934 hrs · 1,174 cycles

AFTER PUSHBACK FMC DISAGREE. ACCOMPLISHED QRH PROCEDURE. OPS NORMAL.

Part: UNKNOWN — MALFUNCTIONED (WEATHER RADAR) · airframe 3,878 hrs · 1,154 cycles

THE WX RADAR DISPLAY ON THE NDS AND LOWER DU IS SPOTTY THE PICTURE IS NOT SOLID. THERE ARE LOTS OF BLACK HOLES OR GAPS IN THE PICTURE WHEN WE PAINTED THE GROUND THE RETURN WAS NOT SOLID. PERFORMED WEATHER RADAR SYSTEM BITE TEST PER FIM TASK 34 43 00 810 801, GROUND OPS CHECKS GOOD. A/C OK FOR SERVICE.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 3,838 hrs · 1,142 cycles

PRESSURIZATION "AUTO FAIL" LIGHT ILLUMINATED PRIOR TO START. PERFORMED FIM TASK 21 31 00 810 801 DCPC BITE PROCEDURE. NO FAULT FOUND SYSTEM CHECKS NORMAL. OK FOR CONTINUED SERVICE.

Part: CONTROL VALVE — FAULTY (AC BAY) · airframe 3,683 hrs · 1,096 cycles

RIGHT PACK LIGHT ILLUMINATES ON RECALL AND EXTINGUISHES WITH MASTER CAUTION. ON BITE TEST TCV FAULT LIGHT CAME ON. REPLACED THE RIGHT TEMPERATURE CONTROL VALVE OPS NML REF MM 21 51 10 400 801. BITE TEST AND LEAK CHECK GOOD PER SAME.

Part: APU — MALFUNCTIONED (APU BAY) · airframe 3,660 hrs · 1,089 cycles

AFTER PUSHBACK DURING DE ICING OF AIRCRAFT APU DROPPED OFF LINE TWO TIMES. DE ICE PERSONEL REPORTED THERE WAS NO DE ICING FLUID OR SNOW NEAR THE INTAKE. APU APPEARED TO BE RUNNING NORMALLY THE WHOLE TIME. DE ICE CREW REPORTED APU PUFFED TWICE WITH A BIG VAPOR CLOUD. CHECKED C/W MAINT PROC TAIL PIPE AND ADJ CTRL SURFACE INSP GOOD. OPS CK APU PERFOMED POWER LOAD TEST CK NORMAL RAN PACKS CK NORMAL APU OK FOR SERVICE REF FIM TASK 49 55 00 810 801.

Part: UNKNOWN — MALFUNCTIONED (AUTOPILOT SYS) · airframe 3,433 hrs · 1,031 cycles

CAPT FD AMBER FLAG DISPLAYS. FOUND FCC A DC C/B OUT. INSPECTED & RESET C/B REF MM 20 60 01 FCC A OPS CK OK REF MM 22 11 33.

Part: UNKNOWN — MALFUNCTIONED (AC BAY) · airframe 3,363 hrs · 1,014 cycles

DURING RECALL RIGHT "PACK" LT ILLUMINATED. LIGHT WENT OUT AFTER MASTER CAUTION PUSHED. PERFORMED FIM TASK 21 53 00 810 804 FAULT INTERMITTENT NO HISTORY LAST 60 DAYS.

Part: CONTROL VALVE — FAULTY (CABIN TEMP) · airframe 2,800 hrs · 836 cycles

ON RECALL GOT AN AIR COND MASTER CAUTION WITH A RIGHT PACK LIGHT BOTH LIGHTS EXTINGUISH ON RESET. UPON INTERGATION OF ZONE TEMP CONTROLLERS FOUND RT PACK TEMP CONT VALVE FAULTS. REMOVED R TEMPERATURE CONTROL VALVE OPS CHECKED NORMAL REF AMM 21 61 21. LEAK CHECKED GOOD REF SAME.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 2,512 hrs · 756 cycles

FMC DISAGREE ON GROUND. PERFORMED QRH PROCEDURE. OPS CHECK NORMAL.

Part: KNOB — BENT (COCKPIT) · airframe 2,452 hrs · 742 cycles

TILT KNOB ON RADAR CONTROL PANEL BENT. REPLACED WX RADAR CONTROL PANEL PER MM 34 43 91 000 801 & MM 34 43 91 400 801. OPS NORMAL PER SAME.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 2,430 hrs · 737 cycles

IN ETOPS AIRSPACE AT 0043Z APPROACHING 40N36 POSITION MSG "SINGLE FMC OPERATION. RAN QRH DID NOT RESTORE DUAL OPERATION. CONTINUED SINGLE FMC OPS ON CAPTS SIDE, IT WAS THE F/O'S FMC THAT FAILED. FOUND A/C ON WITH SINGLE FMC OPERATION. PERFORMED FIM 34 61 00 810 807. DUAL FMC RESTORED.

Part: TRANSCEIVER — MALFUNCTIONED (HF COMM) · airframe 2,354 hrs · 719 cycles

ON LAST POSITION REPORTTO BE MADE ON HF 1 NO CARRIER NO TRANSMISSION W/MIC KEYED (BOTH HAND MIC AND HEADSET). OTHER STATIONS COULD BE HEARD W/ MIC KEYED. FREQ WAS TUNED PRIOR TO TRANSMITTING BY KEYING MIC MOMENTARILY. REPLACED HF1 TRANSCEIVER PER AMM 23 11 21 AND HF1 ANTENNA COUPLER PER AMM 23 11 61. HF1 SYSTEM GROUND FUNCTIONAL TEST GOOD.

Part: AUTOPILOT SYS — MALFUNCTIONED (COCKPIT) · airframe 1,964 hrs · 604 cycles

AUTOLAND NOT SUCCESSFUL. AIRCRAFT LANDED WAY LEFT OF CENTER LINE. PERFORMED "LAND VERIFY" TEST PER AMM 22 11 00 700 801. ALL TESTS PASSED.

Part: CONTROL VALVE — MALFUNCTIONED (AC BAY) · airframe 1,571 hrs · 469 cycles

RT PACK ILLUMINATES ON RECALL RESETS ON MASTER CAUTION RESET. RT PACK/ZONE TEMPERATURE CONTROLLER LOGGING FAULT ON TEMP CONTROL VALVE. REPLACED RT PACK TEMP CONTROL VALVE REF MM 21 51 10. TEMP CONTROL VALVE OPS CHECKS LEAK CHECKS GOOD NO FAULTS LOGGED ON TEMP COTROLLER BITE CHECK.

Part: UNKNOWN — MALFUNCTIONED (AC BAY) · airframe 1,269 hrs · 383 cycles

AMBER PACK LIGHT RIGHT SIDE ILLUMINATES ON RECALL. NR 2 PACK ZONE TEMP CONTROLLER LOGGED TCV FAULT. ACCOMPLISHED CONTROLLER BITE & VERIFY WITH NO FURTHER DISCREPANCIES PER 21 62 TASK 801.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 597 hrs · 176 cycles

FMC DISAGREE MESSAGE ON GROUND. QRH PROCEDURES FOLLOWED ACCOMPLISHED FIM TASK 34 61 00 810 835, OPS CHECK NORMAL.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 352 hrs · 107 cycles

ON GROUND IN SAN GOT FMC DISAGREE INDICATION. COMPLETED CHECKLIST ITEMS RESET WAS NORMAL.

Part: TRANSCEIVER — MALFUNCTIONED (WEATHER RADAR) · airframe 306 hrs · 92 cycles

BOTH ND'S PWS FAIL IS IN VIEW. WHILE ACCOMP WXR. SYS OPS TEST RT FAIL SHOWS ON BOTH N/D'S REF M/M 34 45 43 00. REPLACED WXR TRANSCEIVER REF AMM 34 43 41 OPS CHECK NORMAL REF AMM 34 43 00 710.

Part: DOOR — BINDING (L1) · airframe 127 hrs · 44 cycles

F/A REPORTS L1 DOOR STIFF TO OPEN. OPS CHECK L1 DOOR REF AMM 52 11 00 501. OPS NORMAL, NO DEFECTS NOTED.

Part: COVER — BROKEN (EXIT SIGN)

DURING A GROUND INSPECTION IN ATL, THE EMERGENCY EXIT SIGN COVER AT ROW ONE WAS FOUND BROKEN OFF. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY EXIT SIGN COVER AT ROW ONE. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: CIRCUIT BREAKER — TRIPPED (FUSELAGE)

DURING A GROUND INSPECTION, THE EMERGENCY LIGHTS CAME ON IN THE ARMED POSITION AFTER ENGINE START. MAINTENANDE RESET THE EMERGENCY LIGHTS CIRCUIT BREAKER AND NSPECTED THE WIRE ON THE SWITCH PANEL WHICH CHECKED GOOD. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE.

Part: PROBE — INOPERATIVE (ENGINE)

FLT 4862 - DURING DESCENT INTO ATL FROM TYS, A TORQUE FLUCTUATION WAS NOTICED ON THE RIGHT ENGINE. THE CREW REDUCED THE TORQUE TO APPROXIMATELY FIFTY PERCENT AND THE RIGHT ENGINE CONTINUED TO FLUCTUATE BETWEEN 0 TO 102 PERCENT. THE CREW THEN REDUCED THE TORQUE TO FLIGHT IDLE AND IT REMAINED CONSTANT. THE TOWER DECLARED AN EMERGENCY AND ROLLED THE EMERGENCY VEHICLES AS A PRECAUTION. THE AIRCRAFT LANDED SAFELY IN ATL. MAINTENANCE REMOVED AND REPLACED THE RIGHT TORQUE PICK-UP PROBE. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: PROBE — INOPERATIVE (ENG TORQUE)

DURING CRUISE, THE CREW EXPERIENCED A SIGNIFICANT POWER FLUCTUATION ON RT ENGINE AND SHORTLY AFTER LEVELING OFF AT 11,000 FEET AIRCRAFT YAWED TO RT. THE CREW NOTED THE RT ENGINE TORQUE GAUGE NEEDLE INCREASED TO 120 PERCENT, WHILE THE DIGITAL GAUGE SIMULTANEOUSLY DECREASED TO 25-30 PERCENT. THE FLUCTUATION AND YAW TO THE RT OCCURRED TWICE. AFTER ADVANCING THE CONDITION LEVERS TO 100 PERCENT NP, THE RT ENGINE STABILIZED. BOTH ENGINES OPERATED WITHIN NORMAL LIMITS DURING THE REMAINDER OF THE FLIGHT. AN EMERGENCY WAS DECLARED AND AIRCRAFT LANDED SAFELY. MAINTENANCE REMOVED AND REPLACED THE RT TORQUE PICK-UP PROBE. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: SUPPORT BRACKET — CRACKED (LT MLG)

DURING HANGAR MAINTENANCE IN MCN, THE LT MLG TOP LEFT AFT UPLOCK SUPPORT BRACKET WAS FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN LANDING GEAR TOP LEFT AFT UPLOCK SUPPORT BRACKET. OPS CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: SUPPORT BRACKET — CRACKED (MLG)

DURING HANGAR MAINTENANCE IN MCN, THE LEFT MLG UPLOCK SUPPORT BRACKET ON THE TOP SIDE WAS FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE REPAIRED THE LEFT MLG UPLOCK SUPPORT BRACKET ON THE TOP SIDE IAW SRM 51-00. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DURING HANGAR MAINTENANCE IN MCN, THE PASSENGER DOOR EMERGENCY LIGHT WAS FOND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE PASSENGER DOOR EMERGENCY LIGHT ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: SOCKET — INOPERATIVE (EMERGENCY LIGHT)

DURING HANGAR MAINTENANCE IN MCN, THE PASSENGER DOOR EMERGENCY LIGHT WAS FOUND TO BE INOPERATVE. MAINTENANCE ADJUSTED THE PASSENGER DOOR EMERGENCY LIGHT LAMP SOCKET. OPS CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: LIGHT — MALFUNCTIONED (CABIN)

DURING A GROUND INSPECTION IN ATL, THE EMERGENCY LIGHT ON THE CABIN DOOR WAS FOUND TO BE INOPERATIVE. MAINTENANCE INSPECTED THE EMERGENCY LIGHT ON THE CABIN DOOR AND FOUND IT TO FUNCTION PROPERLY. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: BRACKET — CRACKED (FUSELAGE)

DURING HANGAR MAINTENANCE, THE RIGHT UPPER BANANA SEAL FAIRING SUPPORT BRACKETS WERE FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE RIGHT UPPER BANANA SEAL FAIRING SUPPORT BRACKETS IAW SRM 53-91-42. (M)

Part: FLOORBEAM — CORRODED (FUSELAGE)

DURING C-CHECK INSPECTION IN BNA, THE TOP AND BOTTOM SURFACES WERE CORRODED ON THE TOP FLANGE OF THE FLOORBEAM AT FRAMES 36, 38, 39 AND 40. MAINTENANCE REPAIRED THE CORRODED FLOORBEAM TOP FLANGES IAW ASA EO 72-53-0130. (M)

Part: SWITCH — FAILED (GALLEY)

FLT 4338 - DURING CRUISE FLIGHT FROM TRI TO ATL, THE FLIGHT ATTENDANT REPORTED AN UNUSUAL BURNED ODOR COMING FROM THE GALLEY AREA. THE CAPTAIN REQUESTED THAT THE FLIGHT ATTENDANT PULL THE RELATED CIRCUIT BREAKERS, TURN OFF ALL THE SWITCHES AND CHECK FOR HEAT OR SIGNS OF SMOKE. NONE WERE FOUND, AND THE SMELL DID NOT GET WORSE. AIRCRAFT LANDED SAFELY IN ATL. MAINTENANCE REMOVED AND REPLACED THE GALLEY HEATER NR 2 PUSH BUTTON SWITCH. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: BOLT — FRACTURED (RT ENGINE)

FLT 4137 - DURING FLIGHT FROM ATL-VPS, PASSENGER AND FLIGHT ATTENDANT REPORTED SPARKS AND FLAMES COMING FROM THE RIGHT ENGINE. AN EMERGENCY WAS DECLARED, BUT THE FIRE BOTTLE WAS NOT BLOWN. THE AIRCRAFT RETURNED TO ATL SAFELY. ENGINE WAS SHUT DOWN ON GROUND. ENGINE TEARDOWN REPORT, FROM STANDARD AERO, STATES THE PRIMARY FAILURE WAS CAUSED BY A FRACTURED NR 5 BEARING HOUSING BOLT. (M)

Part: ENGINE — MALFUNCTIONED (RT ENGINE)

FLT 4137 - DURING FLIGHT FROM ATL TO VPS, PASSENGER AND FLIGHT ATTENDANT REPORTED SPARKS AND FLAMES COMING FROM THE RIGHT ENGINE. AN EMERGENCY WAS DECLARED, BUT THE FIRE BOTTLE WAS NOT BLOWN. THE AIRCRAFT RETURNED TO ATL SAFELY. ENGINE WAS SHUT DOWN ON GROUND. MAINTENANCE REMOVED AND REPLACED RIGHT ENGINE. OPS AND LEAK CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. AWAITING TEAR DOWN REPORT ON ENGINE. (M)