N534AS

Part: GUST LOCK — FROZEN (ZONE 800) · airframe 53,343 hrs · 15,717 cycles

L1 GUST LOCK FROZEN, UNABLE TO CLOSE L1 DOOR. GROUNDED - YES. CLEANED AND LUBED GUST LOCK ON L1 DOOR REF MM 52-11-00, OPS GOOD.

Part: LENS — DETACHED (ZONE 200) · airframe 53,069 hrs · 15,622 cycles

L-2 DOOR EMERGENCY COVER EXIT FELL OFF. GROUNDED - YES. L-2 DOOR EMERGENCY EXIT LIGHT LENS COVER RE-INSTALLED REF AMM 33-51-01.

Part: POWER SUPPLY — INOPERATIVE (ZONE 200) · airframe 52,860 hrs · 15,563 cycles

LIGHTS ASSOCIATED WITH EMERGENCY LIGHT POWER SUPPLY M1676 INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY M1676 PER B737-800 AMM 33-51-06-960-806, INSTALLATION TEST GOOD.

Part: HANDLE — OUT OF LIMITS (ZONE 800) · airframe 52,384 hrs · 15,413 cycles

L1 DOOR HANDLE MOVES UP WHILE TAXIING AND IS HARD TO OPEN. GROUNDED - YES. FOR "HARD TO OPEN" TESTED FORCE REQUIRED TO OPEN L1 DOOR REF AMM 52-11-00, OUT OF LIMITS AT 480 IN-LBS. ACCOMPLISHED L1 ENTRY DOOR ADJUSTMENT PER AMM 52-11-00-820-801. ACCOMPLISHED FWD L1 ENTRY DOOR SYSTEM TEST REF AMM 52-11-00-700-804. L1 FWD ENTRY DOOR HANDLE OPEN AND CLOSE FORCE WITHIN LIMITS OF FWD ENTRY DOOR SYSTEM TEST AMM 52-11-00-700-801.

Part: RELEASE MECH — DIRTY (ZONE 800) · airframe 51,117 hrs · 14,978 cycles

FLIGHT ATTENDANT TOLD ME L-1 DOOR LEVER WAS VERY STIFF TO OPEN AND DOOR OPENING REQUIRED 2 PEOPLE TO SWING OPEN. GROUNDED - YES. CLEAN L1 DOOR LATCH RELEASE MECHANISM OPEN FWD L1 DOOR NUMEROUS TIMES OPS CHECK GOOD AND NO DEFECTS NOTED REF AMM 52-11-00.

Part: SIGN — WRONG PART (ZONE 200) · airframe 50,989 hrs · 14,922 cycles

LOWER EXIT SIGN @ 16A DOESN'T HAVE ARROW. GROUNDED - YES. REPLACED SIGN AT 16A AS NEEDED.

Part: LENS — MISSING (ZONE 200) · airframe 50,669 hrs · 14,804 cycles

EXIT ROW 16ABC LOWER EXIT PLACARD MISSING. GROUNDED - YES. PER IPC 33-51-01-16 INSTALLED EMRGENCY EXIT LENSE ITEM 90 PER AMM 33-51-01. CHECKS SECURED. SEAMC ANDY NOTIFIED.

Part: LENS — MISSING (ZONE 200) · airframe 50,631 hrs · 14,794 cycles

EMERGENCY EXIT ROW SIGN 16A MISSING. GROUNDED - YES. INSTALLED EMERGENCY EXIT ROW SIGN AT 16A. REF AMM 52-22-00.

Part: DOOR — NO DISCREPANCY (L1) · airframe 50,320 hrs · 14,673 cycles

L1 DOOR SEEMS HARDER TO OPEN AND CLOSE THAN NORMAL. GROUNDED - YES. FA REPORTED DOOR WAS HARD TO LATCH AND UNLATCH SPECIFICALLY. VERIFIED LOCKING AND UNLOCKING TORQUE REF AMM 52-11-00. DOOR OPERATES NORMALLY.

Part: RIB — CRACKED (HORIZONTAL STAB) · airframe 49,444 hrs · 14,366 cycles

DURING OK TO INSTALL THE LEFT HAND HORIZONTAL STAB LEADING EDGE FOUND THREE STIFFENERS AT LE STA 95.96 CRACKED. GROUNDED - YES. REPAIRED DAMAGE TO RIB AIW B737-800 SRM 55-10-09-2R-4.

Part: RIB — CRACKED (HORIZONTAL STAB) · airframe 49,444 hrs · 14,366 cycles

DURING OK TO INSTALL THE LEFT HAND HORIZONTAL STAB LEADING EDGE FOUND ONE STIFFENER AT LE STA 133.15 CRACKED. GROUNDED - YES. REPAIRED DAMAGE TO RIB IAW B737-800 SRM 55-10-09-2R-4.

Part: SKIN — CRACKED · airframe 49,444 hrs · 14,366 cycles

LH HORIZ LWR SKIN IS CRACKED AT STA 97 JUST FWD OF REAR SPAR. GROUNDED - YES. REMOVED CRACKED SKIN DAMAGE BY CUTOUT & INSTALLED FILLER & REPAIR DOUBLER IAW B737-800 SRM 55-10-01-2R-11 CAT B REPAIR.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 47,610 hrs · 13,768 cycles

DURING ENG FAULT CDU TASKCARD FOUND LONG TIME FAULT FOR ENG #1 MSG NBR 76-31361. THE START LEVER SIGNALS DISAGREE FAULT LEG 0. GROUNDED - YES. REF FIM 76-11 TASK 801, EEC BITE CHECK ENG 1, NO FAULTS. C/W ENG 1 DISCRETES TEST REF AMM 73-21-00 PB 501, ALL TESTS PASS. C/W TEST 13 ENG RUN BITE CHECK REF AMM 71-00-00. FAULT CLEARED. NO LONGER IN HISTORY. GROUND VERIFICATION TESTS PASS. SEAMC CARL NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 47,575 hrs · 13,754 cycles

ATTEMPTED TO CONTACT DISPATCH DESK A ON BOTH SAT 1 & 2 INBD. TO ANC, ALL PANEL INDICATIONS & CDU SEEMED NORMAL, SHOWED CALL AS RINGING & THEN ANSWERED, BUT NO AUDIO WAS AVAILABLE IN EITHER THE CAPTAIN'S OR FO'S HEADSET. GROUNDED - YES. PERFORMED SATCOM POWER RESET PER FIM TASK 23-15 TASK 801.PERFORMED SATCOM TEST PER AMM TASK 23-15-00. OPS CHECK GOOD - NO DEFECTS NOTED.DISPATCH A WAS CALLED. HAD CLEAR COMMUNICATION.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 47,102 hrs · 13,593 cycles

WHILE WORKING TASK CARD 78273000 FOUND FAULT CODE (77-20872) ENG 2 TOP LEFT EGT SIGNAL IS OUT OF RANGE ( T495S4). GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 46,908 hrs · 13,530 cycles

WHILE WORKING TC78273000 FAULT CODE 77-20872 WAS NOTED. #2 ENG TOP LEFT EGT SIGNAL IS OUT OF RANGE, ECONOMIC FAULT. GROUNDED - YES. (RESOLVED ON W/O: 1967913 TASKCARD: N/R-00002 ) PERFORMED T/C 78273000 NO FAULTS DETECTED AT THIS TIME.THIS CLEARS PLT C/N 0308534 REMOVED, SEAMC TODD NOTIFIED.

Part: IDG — LEAKING (ENGINE #2) · airframe 46,530 hrs · 13,387 cycles

FOLLOW-UP TO #2 IDG FREQUENT SERVICING. ACCOMPLISH #2 IDG STATIC LEAK CHECK. GROUNDED - YES. (RESOLVED ON W/O: 1963071 TASKCARD: N/R-00002 ) VERIFIED OIL LEVEL INDICATED FULL. NO EXTERNAL LEAKS NOTED. REMOVED AND REPLACED #2 IDG PER AMM 24-11-11. PERFORMED OPS CHECK PER AMM 24-11-00-700-803. OPS CHECK GOOD. LEAK CHECK GOOD. NO OTHER DEFECTS OR DISCREPANCIES NOTED.

Part: LENS — MISSING (MAIN PASSENGER C) · airframe 46,119 hrs · 13,240 cycles

RIGHT GALLEY EXIT SIGN COVER NEAR TRASH BIN 4-17 IS MISSING ITS PLASTIC COVER. GROUNDED - YES. INSTALLED EMER SIGN LENS COVER AS REQUIRED. AT AFT RIGHT TRASH BIN AT 4-17. OK PER SERVICE.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 46,004 hrs · 13,204 cycles

F/O NAV DISPLAY SHOWED VTK FOR APPROX 5 MINUTES THEN DISPLAY RETURNED TO NORMAL. GROUNDED - YES. PERFORMED B737-800 FIM TASK 34-61-836 AND B737-800 AMM 34-61-00-710-801. INTERMITTENT FAULT WAS NOTED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,955 hrs · 13,191 cycles

STAB OUT OF TRIM ANNUNCIATOR LIGHT APPEARS TO BE INTERMITTENTLY COMING ON DUE TO SHORT IN SOCKET. AUTOPILOT IS TRIMMING NORMALLY. GROUNDED - YES. VERIFIED STAB OUT TRIM ANNUNCIATOR IS STUCK. REMOVED LENS CAP, CLEANED AND REINST ACCOMP LAMP TEST AND PRESS TO TEST, BOTH PASS AND CAP SPRINGS BACK. ACCOMP DFCS FLT FAULT REVIEW A & B LAST LEG, NO FAULTS. ACCOMP STAB TRIM REPLACEMENT TEST BITE GRP 44, ALL TESTS PASS, REF B737-800 AMM 22-11-31-710-801.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,571 hrs · 13,078 cycles

WHILE PERF ASA TC # 78273000 FOUND #1 ENG MSG # 73-20041 INTERNAL EEC LONG TIME FAULT. GROUNDED - YES. PER B737-800 FIM 73-21 TASK 801 PERFORMED EEC TEST FOR #1 ENG FAULT MSG 73-20041, NO FAULTS FOUND. THIS IS AN INTERMITTENT FAULT.

Part: LENS — MISSING (MAIN CABIN) · airframe 45,535 hrs · 13,071 cycles

FA REPORTS EXIT LIGHT COVER/LENS MISSING AT 17A. GROUNDED - YES. INSTALLED NEW EMERGENCY EXIT LIGHT LENS LOWER POSITION REF B737-800 AMM 33-51-01.

Part: PRESSURE SWITCH — INTERMITTENT (RT WING) · airframe 45,481 hrs · 13,041 cycles

RT INBOARD FUEL PUMP FORWARD LOW PRESSURE LIGHT ILLUMINATED INTERMITTENTLY. GROUNDED - YES. VERIFIED RT FORWARD PUMP IS RUNNING WITH LOW PRESSURE LT OUT. DUE TO HISTORY REMOVED AND REPLACED TANK 2 FWD PRESSURE SWITCH REF B737-800 AMM 28-42-11. OPS CHECK GOOD.

Part: HARNESS — FAULTY (#1 ENGINE) · airframe 45,481 hrs · 13,041 cycles

NUMBER ONE ENGINE FIRE DETECT LIGHT INOP. GROUNDED - YES. PERFORMED B737-800 FIM 26-10 TASK 805 TO RESISTANCE CHK AT F(5) OUT OF LIMITS, M1759 B/2 TO DJ2601-1 = 13.4 OHM; DJ2601-2 13.2 OHM. REPLACED MW0326 WIRE HARNESS REF B737-800 AMM 26-11-02. OPS CHECKS GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,450 hrs · 13,030 cycles

FWD RIGHT ENG TANK FUEL PUMP "LOW PRESSURE" LIGHT ON WHEN PUMP IS ON AND FUEL AVAILABLE. GROUNDED - YES. FOUND RIGHT FWD FUEL BOOST PUMP CONNECTOR LOOSE ACCOMPLISHED FQIS BITE B737-800 FIM 28-41 TASK 801 NO FAULTS FOUND. PROCEDURE REMOVED SAFETY COLLAR & RESET R/H BOOST PUMP C.B. P92. NO HISTORY 30 DAYS.

Part: MODULE — FAULTY (FLIGHT DECK) · airframe 45,445 hrs · 13,029 cycles

WINDOW HEAT R FWD OVERHEAT. GROUNDED - YES. REMOVED AND REPLACED WINDOW/PITOT HEAT MODULE PER B737-800 AMM 30-41-41. ALSO REMOVED AND REPLACED WINDOW HEAT CONTROL UNIT (WHCU) PER AMM 30-41-41. BITE TEST GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 45,010 hrs · 12,889 cycles

AFTER START #1 ENGINE ANTI-ICE COWL VALVE LIGHT ILLUMINATED BRIGHT WITH AMBER TAI INDICATION. CYCLED SWITCH AT TAXI POWER 30% N1 AND 50% N1. NO CHANGE. FOLLOWED QRH. GROUNDED - YES. REFERENCE B737-800 WDM 30-21-11, FOUND #1 ENGINE COWL ANTI-ICE VALVE CONNECTOR DP1303 LOOSE. RECONNECTED. ACCOMPLISHED OPERATION CK OF #1 ENGINE TAI NOSE COWL VALVE OPS CK GOOD. NO FAULTS NOTED. REF B737-800 AMM 30-21-00-710-801.

Part: ACTUATOR — FAULTED (RT RAM AIR) · airframe 45,007 hrs · 12,888 cycles

ON DESCENT CHECK RECALL CHECK, RIGHT PACK LIGHT ILLUMINATED CLEARS ON RESET. GROUNDED - YES. REF B737-800 FIM 21-62 TASK 801, RH PACK CONTROLLER FAULT REVIEW RESULTS IN RAM AIR ACTUATOR FAULT ON PREVIOUS FLIGHT. REMOVED & REPLACED RAM AIR INLET ACTUATOR REF B737-800 AMM 21-51-21, OPS & BITE CHECK GOOD.

Part: ENGINE — WORN (RIGHT WING) · airframe 44,995 hrs · 12,883 cycles

#2 ENG SN 804685 HPC STAGE 3 STATOR INNER HONEYCOMB SEAL AFT J-HOOK AT 12 O'CLOCK IS COMPLETELY WORN THROUGH THE MATERIAL REF TC SBCFM56-7B-72-1094-1. GROUNDED - YES. REMOVED ESN 804685. REF ASA SHOP W/O # 1944793.

Part: ENGINE — WORN (RIGHT WING) · airframe 44,995 hrs · 12,883 cycles

#1 ENG SN 804679 HPC STAGE 3 STATOR INNER HONEYCOMB SEAL AFT J-HOOK AT 12 O'CLOCK WORN OUT OF LIMITS. 008" REMAINING MATERIAL AND MOVE THAN HALF ONE SHROUD LENGTH LONG. REF ASA TC SBCFM56-7B-72-1074-1. GROUNDED - YES. REMOVED ESN 804679. REF ASA SHOP W/O # 1944792.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 44,975 hrs · 12,877 cycles

ON DESCENT THRU 18,000 DURING RECALL RIGHT PACK LIGHT ILLUMINATED. RAN QRH PACK LIGHT EXTINGUISHED THEN RE-ILLUMINATED. GROUNDED - YES. PERFORMED BITE REF B737-800 AMM 21-61-00-700-806-002 RAM ACT FAULT ON PREV FLT VERIFY TEST PASS RESET FAULT. FAULT INTERMITTENT.

Part: VALVE — FAULTY (LEFT ECS BAY) · airframe 44,917 hrs · 12,859 cycles

CONT ZONE TEMP CAUTION LIGHT ILLUMINATED DURING INITIAL CLIMB PERFORMED QRH LIGHT ILLUMINATED DURING MASTER CAUTION RECALL. GROUNDED - YES. REMOVED AND REPLACED CONTROL ZONE TEMP MODULATING VALVE PER B737-800 AMM 21-61-21/401.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 44,508 hrs · 12,720 cycles

#2 FWD FUEL PUMP LOW PRESSURE LIGHT. GROUNDED - YES. PERFORMED B737-800 FIM TASK 28-22/806. OPS CHECK GOOD. NO FAULTS NOTED AT THIS TIME. ORIG SUBMISSION DATE: 1/17/2023

Part: FMC — FAILED (UNKNOWN) · airframe 44,497 hrs · 12,716 cycles

IN FLIGHT, HAD DUAL FMC FAIL (VTK) FOR ABOUT 3 MIN. PERF AND NAV DATA ALL LOST. FMC'S RECOVERED, BUT DATA DID NOT. GROUNDED - YES. RT AND LT FMC'S LOGGED A PMG FAULT LAST FLT. PERFORMED B737-800 FIM 34-61 TASK 807 AND NO FAULTS FOUND DURING BITE CK. GROUND FUNCTION TEST OF BOTH FMC'S PASSED OK FOR ETOPS SERVICE.

Part: ADIRU — UNKNOWN (E/E RACK E5) · airframe 44,467 hrs · 12,706 cycles

IRS L&R DRIFT APART. GROUNDED - YES. AIR TURNBACK - IAW CREW L-1R WAS 0.5NM AND R-1R WAS 14NM. L-1R WAS STILL SHOWING SFO AND WHILE FLYING. REST ADIRU AND 1R RADIAL POSITION ERROR CHECK IAW AMM 34-21-00-200-801, FOUND WITHIN LIMITS OF 0.3NM. AS A PRECAUTION REPLACED LH ADIRU PER AMM 34-21-01 OPS TEST OF ADIRU OK.

Part: ACTUATOR — FAULTED (LT RAM AIR) · airframe 44,325 hrs · 12,667 cycles

LEFT PACK INOP DESCENT RECALL CHECKLIST. GROUNDED - YES. REPEAT DISCREPANCY OF LEFT RAM AIR ACTUATOR FAULT LOGGED BUT RESETS DURING PZTC BITE. OBSERVED ACTUATOR DURING BITE AND NOTICED NO GLARING ABNOMALIES. REMOVED & REPLACED LEFT RAM AIR ACTUATOR PER B737-800 AMM 21-51-21. BITE TEST SHOWED FAULT IN RAM AIR ACTUATOR & LEFT PACK TEMP CONTROL VALVE. NO HELP. RETURNED LEFT RAM AIR AIR ACTUATOR TO MX PROCEDURES PER MEL 21-5C. ORIG SUBMISSION DATE: 12/29/2022

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 44,319 hrs · 12,666 cycles

AFTER START LEFT PACK LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED B737-800 FIM 21-53 TASK 821, PERFORMED BITE CHECK PER FIM 21-62TASK 801 FOUND IN RAM AIR ACT FAULT IN PREVIOUS FLIGHT BUT CLEARS IN BIT CHECK, THIS IS AN INTERMITTIEN FAULT.

Part: STATIC INVERTER — FAULTED (E/E BAY) · airframe 44,189 hrs · 12,634 cycles

FOLLOW UP TO ELEC LIGHT ILLUMINATING AFTER ENGINE START. GROUNDED - YES. REMOVED AND REPLACED STATIC INVERTER IAW AMM 24-34-21.

Part: FUSE — BLOWN (EMERGENCY LIGHTS) · airframe 44,126 hrs · 12,611 cycles

EMERGENCY EXIT LIGHT L1070 WILL NOT ILLUMINATE. GROUNDED - YES. REPLACED FUSE IN POWER SUPPLY M1695. REF B737-800 AMM 33-51-06.

Part: FMC — WARNING LIGHT · airframe 44,130 hrs · 12,613 cycles

IN CRUISE FLIGHT LEVEL AT FL370 MACH.77 VTK DISPLAYED ON FO ND SINGLE FMC OPERATION ON SCRATCHPAD. GROUNDED - YES. REMOVED & REPLACED FMCS #2 AND PERFORMED GOOD INSTALLATION TEST AMM 34-61-02/401.

Part: CIRCUIT BREAKER — FAULTED (INVERTER) · airframe 44,106 hrs · 12,603 cycles

ELEC LIGHT ILLUMINATED ON TAXI OUT. GROUNDED - YES. FOUND "STATIC INV INOP" MSG. RESET INVERTER REMOTE BREAKER PER B737-800 FIM 24-34 TASK 801. FAULT CLEARED. INV 115V RESTORED. REPAIR CONFIRMATION COMPLETE.

Part: FMC — INOPERATIVE (NR 2) · airframe 44,067 hrs · 12,588 cycles

ON TAXI IN WE RECEIVED A FMC SCRATCHED MESSAGE : "SINGLE FMC OPERATION" AFTER NORMAL SHUTDOWN AND THEN RESTART FOR THE NEXT LEG THE F/O'S FMC IS STILL INOP. GROUNDED - YES. REMOVED AND REPLACED THE NR 2 FMC IAW AMM 34-61-02.

Part: SCUFF PLATE — NOT SEATED (UNKNOWN) · airframe 43,752 hrs · 12,495 cycles

FLIGHT ATTENDANTS REPORT VERY LOUD SQUEAL COMING FROM THE R2 DOOR. PRESSURIZATION WAS NORMAL THROUGHOUT THE ENTIRE FLIGHT. GROUNDED - YES. REMOVED R2 DOOR SCUFF PLATES REF B737-800 AMM 53-11-37-600-807 STEP 7.E.(4). REMOVED OLD SEALANT FROM THE AIRCRAFT STRUCTURE AND SCUFF PLATES. RESEALED AND REINSTALLED SCUFF PLATES PER AMM 53-11-01. PRESSURIZATION FOR LEAK CHECK REQUIRED AFTER SUFFICIENT SEAL CURE. PRESSURIZED ACFT TO 3 PSID, NO LEAKS AND NO SQUEALS NOTED. (REF TSR713264)

Part: PRESSURE SWITCH — FAULTY (#1 ENGINE) · airframe 43,720 hrs · 12,480 cycles

THE MAINTENANCE MESSAGE 73-31071 THE FUEL FILTER SIGNAL DISAGREE LONG TIME FAULT DEFERRABLE PER ASA T/C 78273000. GROUNDED - YES. REPLACED ENGINE 1 FUEL FILTER DIFFERENTIAL PRESSURE SWITCH REF B737-800 AMM 73-34-01 OPS CHECK GOOD NO LEAKS.

Part: OUTFLOW VALVE — NOISY (AFT CARGO COMPAR) · airframe 43,649 hrs · 12,453 cycles

FA REPORTS R2 DOOR MAKING AN EXTREMELY LOUD SQUEAL THAT IS IMPACTING THE HEARING OF BOTH FA'S AND PASSENGERS. GROUNDED - YES. REMOVED & REPLACED OUTFLOW VALVE PER B737-800 AMM 21-31-03.

Part: GUST LOCK — STUCK (UNKNOWN) · airframe 43,288 hrs · 12,347 cycles

MCD GUST LOCK RELEASE WILL NOT RELEASE. GROUNDED - YES. OPERATED DOOR NO ISSUE IN REF TO B737-800 AMM 52-11-00-201. OK FOR SERVICE.

Part: GUIDE ARM — BENT (L1 DOOR) · airframe 43,288 hrs · 12,347 cycles

L1 DOOR WILL NOT OPEN FULLY ON ARRIVAL. GROUNDED - YES. REMOVED AND REPLACED L1 DOOR GUIDE ARM AND ROLLER ASSEMBLY IAW B737-800 AMM 52-11-21.

Part: ACTUATOR — LEAKING (#2 ENGINE) · airframe 43,251 hrs · 12,335 cycles

TECH SERVICE REQUEST. FOLLOW UP TO REPORTS OF FUEL UNDER #2 ENGINE. GROUNDED - YES. REMOVED AND REPLACED VSV ACTUATOR PER B737-800 AMM 75-31-01.

Part: FMC — INTERMITTENT (UNKNOWN) · airframe 43,233 hrs · 12,331 cycles

DURING TAXI IN CAPTAINS NAV DISPLAY SHOWS VTK FLAG & BOTH CDU'S FMC SELECTIONS CARROTS DISAPPEAR. THIS CONDITION CYCLED ABOUT 8-10 TIMES DURING TAXI IN. GROUNDED - YES. PERFORMED RESET OF CB A6 & A7 ON P 18-2 PANEL AND RESET D 15 & 16 ON P 6-1 PANEL. PERFORMED FMCS BITE PROCEDURE TO TEST OK I A W B737-800 FIM 34-61 TASK 801. PERFORMED FMCS OPERATION TEST I A W B737-800 AMM 34-61-00-710-801. NO FAULTS NOTED. NO MX HISTORY LAST 90 DAYS. A/C OK FOR SERVICE.

Part: JAM-NUT — LOOSE (UNKNOWN) · airframe 43,160 hrs · 12,310 cycles

FLEET SERVICED REPORT R1 DOOR IS UNABLE TO CLOSE. GROUNDED - YES. FOUND JAM NUT LOOSE ON R1 DOOR GUIDE ARM. ACCOMPLISHED GUIDE ARM ADJUSTMENT REF B737-800 AMM TASK 52-41-00-820-801 STEP I.

Part: HARNESS — DAMAGED (#2 ENGINE) · airframe 42,986 hrs · 12,250 cycles

# 2 ENGINE EGT HARNESS CHAFFING ABOVE RT VSV. GROUNDED - YES. REPLACED J10 + J9 HARNESS PER B737-800 AMM 73-21-06.

Part: ACTUATOR — LEAKING (#2 ENGINE) · airframe 42,945 hrs · 12,233 cycles

DURING WALK FOUND EVIDENCE OF FUEL UNDER ENGINE #2. GROUNDED - YES. REMOVED AND REPLACED ENG 2 RIGHT VSV ACTUATOR REF B737-800 AMM 75-31-01-400-802-F00.

Part: CONTROL PANEL — FAULTY (FLIGHT DECK) · airframe 42,909 hrs · 12,226 cycles

WX RADAR AUTO MODE DOES NOT WORK PROPERLY ON CA SIDE. GROUNDED - YES. PERFORMED OPS CHECK REF B737-800 AMM 34-43-00-710-802-001 OPS CHECK NORMAL UNABLE TO DUPLICATE ON GROUND. REPLACED WXR CNTRL PANEL PRECAUTIONARY AND INSTALLATION TEST NML REF AMM 34-43-91/401.

Part: BATTERY PACK — INOPERATIVE (CABIN) · airframe 42,898 hrs · 12,223 cycles

SEVERAL CABIN EMERGENCY EXIT LIGHTS / SIGNS INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK/ POWER SUPPLIES AT POSITIONS M1671, M1695, AND M2335 IAW B737-800 AMM 33-51-06-960-805 AND 33-51-06-960-806TEST GOOD.

Part: SKIN — CRACKED · airframe 42,898 hrs · 12,223 cycles

CRACK ON LOWER SKIN OF RH HORIZONTAL STAB INBOARD OS STAB. STA .138.70. MARKED. GROUNDED - YES. REPAIRED THE LOWER SKIN OF THE R/H HORIZ STAB PER B737-800 SRM 55-10-01-2R-11.REPAIR IS A CAT "B" AND HAS AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES PER B737-800 SRN 55-10-01-2R-11-5.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

AFT PIT L/H TRANSITION PANEL STA 727G+11 - 817 HAS CORROSION. GROUNDED - YES. EVALUATED AFT PIT L/H TRANSITION PANEL STA 727G+11 -817 IAW B737-800 SRM 53-00-53-1A-2.REMOVED DAMAGE, FABRICATED, ALODINED, PRIMED, INSTALLED NUTPLATES, AND INSTALLED REPAIR PARTS IAW B737-800 SRM 53-00-53-2R-5.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

AFT PIT L/H TRANSITION PANEL STA 727B+11 -727G+11 HAS CORROSION. GROUNDED - YES. ELVAUATED AFT PIT L/H TRANSITION PANEL STA 727B+11 -727G+11 IAW B737-800 SRM 53-00-53-1A-2. REMOVED DAMAGE , FABRICATED , ALODINED, PRIMED, INSTALLED NUTPLATES, IAND INSTALLED REPAIR PARTS IAW B737-800 SRM 53-00-53-2R-5.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

AFT PIT R/H TRANSITION PANEL STA 727F+11 - 767 HAS CORROSION. GROUNDED - YES. AFT PIT RH TRANSITION PANEL STA 727F+11 - 767 CORROSION EVLAUATION FOUND TO BE 100% MATERIAL LOSS AND FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-00-53-1A-2; REPAIRED DAMAGED TRANSITION PANEL PER B737-800 SRM 53-00-53-2R-5.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

AFT PIT L/H TRANSITION PANELS STA 727-727B+11 HAS CORROSION. GROUNDED - YES. EVALUATED AFT PIT L/H TRANSITION PANEL STA727-727B+11 IAW B737-800 SRM 53-00-53-1A-2 REMOVED DAMAGE, FABRICATED, ALODINED , PRIMED, INSTALLED NUTPLATES, AND INSTALLED NUTPLATES AND INSTALLED REPAIR PARTS IAW B737-800 SRM 53-00-53-2R-5.

Part: SHIELD — CORRODED · corrosion level 2 · airframe 42,898 hrs · 12,223 cycles

AFT PIT, FWD SHIELD STA 767 - 793 HAS CORROSION. GROUNDED - YES. AFT PIT FWD SHIELD STA 767-793 AND GUSSET CORROSION EVALUATION : OUT OF LIMITS DUE TO NO SRM LIMITS, REMOVED AND REPLACED SHIELD PN: 146A8127-12 AND GUSSET POR 146A8125-39 POR B737-800 SRM 51-40-05/ 51-40-02 AND BWG DWG 146A0031.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

AFT PIT R/H TRANSITION PANEL STA 727- 727F+11 HAS CORROSION. GROUNDED - YES. AFT PIT R/H TRANSITION PANEL STA 727-727F+11 CORROSION EVALUATION FOUND TO BE 100% MATERIAL LOSS ; AND FOUND TO BE OUT OF LIMITS PER B737-800SRM 53-00-53-1A-2; REPIARED DAMAGED TRANSITION PANEL POR B737-800 SRM 53-00-53-2R-5.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

FWD PIT R/H TRANSITION PANEL STA 500B+15 - 500G HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FROM FWD PIT R/H TRANSITION PANEL STA 500B+15 -500G POR B737-800 SRM 53-30-53-05-2ORIG MAT. 0.040;REMOVED 0.008;REMAINING MAT 0.032 AND FOUND TO BE OUT OF LIMITS POR B737-800 SRM 53-00-53-1A-2-4-A-2;REPAIRED TRANSITION PANEL PER B737-800 SRM 53-00-53-2R-5.

Part: ANGLE — CORRODED · corrosion level 2 · airframe 42,898 hrs · 12,223 cycles

FWD PIT, AFT BULKHEAD LOWER SUPPORT HAS CORROSION. GROUNDED - YES. REMOVED CORROSION FROM ANGLE ASSY,ORIG .071,REMOVED .016,REMAINING .055AND FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-30-08-1A-1-2-C-(1);REMOVED AND REPLACED ANGLE PER B737-800 SRM 51-40-02 AND BWG DWG 143A9481-REV-.

Part: ANGLE — CORRODED · corrosion level 2 · airframe 42,898 hrs · 12,223 cycles

FWD PIT, AFT BULKHEAD R/H SUPPORT HAS CORROSION. GROUNDED - YES. REMOVED CORROSION FROM ANGLE ASSY.ORIG .071,REMOVED .017,REMAINING .054 AND FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-30-08-1A-1-2-C-(1),REMOVED AND REPLACED ANGLE ASSY PER B737-800 SREM 51-40-02 AND BWG DWG 143A9481-REV-.

Part: TRANSITION PANEL — CORRODED · airframe 42,898 hrs · 12,223 cycles

FWD PIT R/H TRANSITION PANEL STA 500G+11-500I HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FROM FWD PIT R/H TRANSITION PANEL ST 500G+11 - 500I PER B737-800 SRM 53-30-53-05-2,REMOVED .008,ORIG .040;REMAINING 0.032AND FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-00-53-1A-2-4-A-2;REPAIRED TRANSITION PANEL PER B737-800 SRM 53-00-53-2R-5.

Part: FLOORBEAM — CORRODED · corrosion level 2 · airframe 42,898 hrs · 12,223 cycles

MAIN CABIN AFT WET AREA STA 947 FLOOR BEAM HAS CORROSION ON UPPER SURFACE LBL 27 AT I/B LAV MOUNT. GROUNDED - YES. REMOVED CORROSION-ORIGINAL THICKNESS 0.180,REMOVED .029,REMAINING .151AND FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-70-51-1A-1TOOL # T8363L CAL DUE 03/16/2023ACCOMPLISHED FLOOR BEAM REPAIR IAW B737-800 SRM 53-70-51-2R-5THIS IS A CATEGORY "A" REPAIR.

Part: NONE — FAILED (#2 ENGINE) · airframe 42,625 hrs · 12,134 cycles

#2 FAN BLADE FAILS ULTRASOUND. GROUNDED - YES. REMOVED AND REPLACED BOTH #2 AND #14 FAN BLADES REF B737-800 AMM 72-21-02 TEST 7 VIBRATION SURVEY WAS GOOD.

Part: SENSOR — FAULTY (FLIGHT DECK) · airframe 42,562 hrs · 12,114 cycles

BOTH RH WINDOW HEAT SYSTEMS INOP. GROUNDED - YES. REMOVED AND REPLACED WINDOW/PITOT HEAT MODULE P5-9 PER B737-800 AMM 30-41-41. PITOT PROBE, AOA SENSOR, AND TAT PROBE HEATER SYSTEM TEST NORMAL.

Part: MODULE — FAULTY (FLIGHT DECK) · airframe 42,562 hrs · 12,114 cycles

LEFT FORWARD WINDOW HEAT INOPERATIVE DURING PREFLIGHT. GROUNDED - YES. REMOVED AND REPLACED WINDOW/PITOT HEAT MODULE P5-9 PER B737-800 AMM 30-41-41. PITOT PROBE, AOA SENSOR, AND TAT PROBE HEATER SYSTEM TEST NORMAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 42,423 hrs · 12,081 cycles

FO COURSE SELECTOR SLOWLY CHANGES WITHOUT PILOT INPUT. GROUNDED - YES. AFTER POWER TRANSFER, MODE CONTROL PANEL WINDOW BLANKED. ACCOMPLISHED B737-800 FIM 22-11 TASK 803, OPS TEST NORMAL REF FIM 22-11 TASK 801.

Part: SELECTOR KNOB — INOPERATIVE (FLIGHT DECK) · airframe 42,425 hrs · 12,082 cycles

ON PREFLIGHT, FO COURSE SELECTOR COURSE WILL NOT CHANGE WITH KNOB MOVEMENT, KNOB CLICKS WHEN TURNING. GROUNDED - YES. RMVD & RPLCD DFCS MODE CONT PNL PER B737-800 AMM 22-11-34, ORIGINAL PROB FIXED BUT LAND VERIFY TEST FAILS WITH "ELEV POS FAIL MSG 22-11126, REF B737-800 FIM 22-11 TASK 812, DFCS #30 TEST PASSED, PERFORMED SUCCESSFUL LAND VERIFY TEST & ALL REQUIRE TEST PASSED, AMM 22-11-00-700-801.

Part: CONTROLLER — ABNORMAL (EE RACK, E4-2) · airframe 42,355 hrs · 12,065 cycles

REF LOG PAGE 6030849, R1 WINDOW CRACKED & HEATING ELEMENT BURNT. GROUNDED - YES. REMOVED & REPLACED WINDOW HEAT CONTROL UNIT PER B737-800 AMM 30-41-11-400-801.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 42,100 hrs · 11,996 cycles

#1 HF RADIO FAIL DISPLAYED. GROUNDED - YES. PERFORMED HF COMMUNICATION SYSTEM BITE CHECK. BITE TEST PASSED. OPS CHECK RADIO COM. OPS CHECK GOOD. REF B737-800 FIM TASK 23-11 TAKS 801. OK FOR SERVICE.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 41,261 hrs · 11,766 cycles

LEFT FMC FAIL IN FLIGHT, THEN RESET ITSELF W/ NO FURTHER ACTION. GROUNDED - YES. REF B737-800 FIM 34-61 TASK 807 PERFORMED FMC RESET BOTH FMC OPS NORMAL.

Part: NUT PLATE — BROKEN (#1 ENGINE) · airframe 41,160 hrs · 11,735 cycles

#1 ENG 3 O'CLOCK FAN FRAME INNER STRUT HAS 1EA BROKEN NUTPLATE. GROUNDED - YES. REMOVED AND REPLACED NUTPLATE ON #1 ENGINE 3 O'CLOCK FAN FRAME, REF SRM 51-40-02.

Part: SOLENOID — FAILED (#1 ENGINE) · airframe 41,160 hrs · 11,735 cycles

WING THERMAL ANTI ICE VALVE FAILED. GROUNDED - YES. REPLACED WING TAI. ALL OPS NML REF B737-800 MM 30-11-12. GROUND VERIFICATION SATISFACTORY. SEAMC ETOPS MIKE NOTIFIED.

Part: HARNESS — DAMAGED (#1 ENGINE) · airframe 41,149 hrs · 11,732 cycles

WHILE PERFORMING TASK CARD N842000 FOUND HARNESS MW311 HARNESS DAMAGED. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE MW311 HARNESS REF B737-800 AMM 73-21-06-00/400-802. ALL C/B'S HAVE BEEN CLOSED. ALL OPS TEST STILL NEED TO BE COMPLIED WITH. INSTALLED 3 O'CLOCK STRUT FAIRING AND ACCOMPLISHED FADEC SYSTEM TEST, GROUND WING (TAI) SOLENOID VALVE TEST AND AVM OPS TEST PER AMM 73-21-06-400-F00. ALL TEST PASSED. GROUND VERIFICATION SUCCESSFUL. NO FAULTS FOUND.

Part: REGULATOR — DAMAGED (#1 ENGINE) · airframe 41,149 hrs · 11,732 cycles

#1 ENGINE BLEED AIR REGULATOR HAS DAMAGED WIRES. GROUNDED - YES. REMOVED AND REPLACED BLEED AIR REGULATOR REF AMM 36-11-03. OPS CHECK, LEAK CHECK GOOD.

Part: HARNESS — DAMAGED (#1 ENGINE) · airframe 41,160 hrs · 11,735 cycles

WHILE PERFORMING TASK CARD N842000 FOUND J9 HARNESS DAMAGED ON #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE J9 HARNESS REF B737-800 AMM 73-21-06-00/400-802. ALL C/B'S HAVE BEEN CLOSED. ALL OPS CHECKS STILL NEED TO BE COMPLIED WITH J. THACH 31086 12/02/2021. INSTALLED 3 O'CLOCK STRUT FAIRING AND ACCOMPLISHED FADEC SYSTEM TEST, GROUND WING (TAI) SOLENOID VALVE TEST AND AVM OPS TEST PER AMM 73-21-06-400-F00. ALL TEST PASSED. GROUND VERIFICATION SUCCESSFUL. NO FAULTS FOUND.

Part: WIRE HARNESS — DAMAGED (NR 1 ENG FIRE) · airframe 41,149 hrs · 11,732 cycles

WHILE PERFORMING TASK CARD N8420000 FOUND MW0315 HARNESS DAMAGED. GROUNDED - YES. REPLACED #1 ENGINE FIRE DETECTOR HARNESS MW0315, OPERATIONAL TEST PASSES REF B737-800 AMM 26-11-02-400-801. GROUND VERIFICATION TEST PASSES SEAMC TODD NOTIFIED. TWO C/BS OPENED, TAGGED, TAGS REMOVED, AND TWO C/BS CLOSED.

Part: BLADE — DAMAGED (#1 ENGINE) · airframe 41,051 hrs · 11,707 cycles

WHILE PERFORMING FAN BLADE LUBE ON THE #1 ENGINE MATED BLADES #10 AND 22 HAVE CHIPPED CU-NI-IN COATING OUTSIDE OF AREA X. REF B737-800 AMM 72-21-02-200-801-F00. GROUNDED - YES. REPLACED FAN BLADE #10 AND #22 ON ENG #1 REF T/C 78472010.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 40,960 hrs · 11,681 cycles

WINDOW HEAT OVERHEAT CAUTION L ILLUMINATED - INFO ONLY. GROUNDED - YES. INFO NOTED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 40,942 hrs · 11,677 cycles

LEFT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED IN OGG. FOLLOWED QRH. WINDOW OVERHEAT WENT OUT. GROUNDED - YES. OPS CHECKS OK. REF WINDOW HEAT SYS OPS TEST B737-800 AMM 30-41-00.

Part: O-RING — DAMAGED (#2 ENGINE) · airframe 40,871 hrs · 11,660 cycles

#2 ENG OIL CAP O-RING DAMAGED. GROUNDED - YES. REPLACED #2 ENGINE OIL CAP O-RING IAW B737-800 AMM 79-11-01. PERFORMED GROUND VERIFICATION RUN, FOUND NO LEAKS ,SEAMC JOE NOTIFIED.

Part: PROBE — FAILED (RIGHT WING) · airframe 40,745 hrs · 11,622 cycles

#2 MAIN TANK FUEL QUANTITY INDICATION SYSTEM FAILS CAPACITANCE TEST REF B737-800 AMM 28-41-00-730-801. TANK UNIT # 7 IS OUT IS ACCEPTABLE VALUES WHEN TEST ACCOMPLISHED. GROUNDED - YES. REMOVED AND REPLACED #2 MAIN TANK PROBE #7 REF B737-800 AMM 28-41-21. CAPACITANCE TEST PASS REF AMM 28-41-00. TANK 2 SPAR CONNECTOR REINSTALLED AND SAFETIED, C/B RESET. FQIS TEST OP CHECK GOOD REF AMM 28-41-00. ETOPS GROUND VERIFICATION SUCCESSFUL.

Part: PROBE — FAILED (LEFT WING) · airframe 40,745 hrs · 11,622 cycles

#1 MAIN TANK FUEL QTY SYSTEM FAILS CAPACITANCE TEST PER B737-800 AMM 28-41-00-730-801. TANK UNIT #1, #4, #6, #7 AND #9 ARE OUT OF ACCEPTABLE VALUES WHEN TEST ACCOMPLISHED. GROUNDED - YES. REMOVED AND REPLACED PROBES #1, #4, #5, #7, AND #9 REF B737-800 AMM 28-41-21. #1 FQIS SYSTEM TEST GOOD REF AMM TASK 28-41-00-730-801. REF TANK ENTRY WORK CARD 78528000-LINE FOR INSPECTION REQUIREMENTS, POWER DEACTIVATION AND LEAK CHECKS. MIG-2C S/N 40-0045125 AND 40-0045127 ALL ITEMS CLOSED. TANK #1 SPAR CONNECTOR IS REPLACED AND SAFETY WIRED, C/B AT P6-3 IS RESET. #1 FUEL QUANTITY OP CHECKS NORMAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 40,740 hrs · 11,621 cycles

AT TAKEOFF, BOTH MAIN FUEL TANKS INDICATED FULL WITH ABOUT 8,500 PER SIDE. AT ABOUT 1 HOUR AFTER TAKEOFF, WE NOTICED THE LEFT FUEL TANK INDICATED 8.16 WHILE THE RIGHT TANK WAS STILL AT 8.5. WE DETERMINED BY QRH IT WAS NOT AN ENGINE FUEL LEAK. THE LEFT TANK WOULD DECREASE BY ABOUT .01 ABOUT EVERY 10 MINUTES. ABOUT 1 HOUR AFTER THAT, AFTER BALANCING THE MAIN TANKS, THE LEFT TANK STAYED AT 8.07 UNTIL THE CENTER WAS EMPTY AND USING MAINS. GROUNDED - YES. ACCOMPLISHED FQIS SYSTEM TESTS ON #1 AND #2 MAIN TANKS. BOTH HAVE CAPACITANCE READINGS THAT ARE OUT OF ACCEPTABLE VALUES REF B737-800 AMM 28-41-00-730-801. TANK #1 FQIS DISCREPANCY HAS BEEN DOCUMENTED ON LOG PAGE # 60199558. TANK #2 FQIS DISCREPANCY HAS BEEN DOCUMENTED ON LOG PAGE # 60199559.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 40,531 hrs · 11,563 cycles

PRIOR TO TAKEOFF HAD LEFT SIDE WINDOW HEAT OVERHEAT. GROUNDED - YES. DID QRH, LEFT SIDE WINDOW WORKS FINE, NO ISSUES.

Part: LAMP — BURNED OUT (EMERGENCY LIGHT) · airframe 40,320 hrs · 11,512 cycles

L1 SLIDE LIGHT INOP. GROUNDED - YES. RELAMPED L1 SLIDE LIGHT REF B737-800 AMM 33-51-04 OP CK GOOD.

Part: ACTUATOR — FAULTED (L RAM AIR INLET) · airframe 40,270 hrs · 11,500 cycles

LEFT PACK LIGHT ON RECALL - CANCELS ON RESET. GROUNDED - YES. REMOVED AND REPLACED L/H RAM AIR DOOR INLET ACTUATOR REF B737-800 AMM 21-51-21. OPS CHECK GOOD WITH NO FAULTS FOUND. GROUND VERIFICATION SUCCESSFUL .

Part: HEATER — UNKNOWN (LT WINDOW) · airframe 39,494 hrs · 11,302 cycles

LEFT FWD WINDOW HEAT INOP. GROUNDED - YES. ACCOMPLISHED WINDOW OPS CHECK OF CAPT'S WINDOW HEAT IAW B737-800 AMM 30-41-00 OPS CHECK OK.

Part: WARNING MESSAGE — FALSE ACTIVATION (L2 WINDOW) · airframe 39,403 hrs · 11,280 cycles

DURING CLIMB THROUGH FL 300 THE L-2 WINDOW OVERHEAT AMBER LIGHT CAME ON. RAN THE QRH PAGE 3.6 CHECKLIST AFTER THE 2-5 MIN WAIT THE OVERHEAT LIGHT CAME BACK ON. GROUNDED - YES. PERFORMED BITE TEST ON LEFT SIDE (L-2) WHCU, BITE TEST GOOD. PER B737-800 FIM 30-41 TASK 801 THIS CLEARS MEL 30-11E SEAMC YARED NOTIFIED PLACARD REMOVED. NO HISTORY PAST 30 DAYS.

Part: WARNING MESSAGE — FALSE ACTIVATION (NR 2 HF COMMS) · airframe 39,365 hrs · 11,271 cycles

FLT CREW REPORTS NO 2 HF SHOWS FAIL ON COM PANEL. GROUNDED - YES. PERFORMED HF #1 AND #2 BITE PROCEDURE PER B737-800 FIM 21-11-00-810-801 OPS CHECK GOOD. FAIL LIGHT EXTINGUISHED.

Part: SENSOR — DIRTY (COCKPIT TEMP) · airframe 38,603 hrs · 11,093 cycles

ON PUSHBACK RECALL CONT CABIN ZONE TEMP ILLUMINATED. GROUNDED - YES. PERFORMED PZTC BITE IAW B737-800 FIM 21-62 TASK 801 FOR BOTH PZTCS. FLT DECK TRIM VALVE FAULT LIGHT ON BIT/PREV LEG, CLEAR AND RESETS ON VERIFY FOR NR 2 PZTC. NO FAULTS ON PZTC 1. RAN BOTH PACKS FOR MIN 15-20 MINS AT VARIOUS SETTINGS, NO FAULTS. PERFORMED FLT DECK TEMP SENSOR FILTER AND SENSOR CLEANING, REF B737-800 AMM TASK 21-61-10-100-801 AND TASK 21-61-06-000-801.

Part: WARNING LIGHT — FALSE ACTIVATION (LT WINDOW) · airframe 38,593 hrs · 11,089 cycles

L SIDE OVERHEAT LIGHT ILLUMINATED AT FL330 APPROX 20 MIN AFTER TOC, TURNED WINDOW HEAT OFF 5 MIN LIGHT REMAINED EXTINGUISHED. GROUNDED - YES. WINDOW HEAT OPS TEST GOOD B737-800 AMM 30-41-00.

Part: STARTER — FAILED (NR 1) · airframe 38,326 hrs · 11,020 cycles

#1 ENGINE FAILED TO START DURING START SEQUENCE, START VALVE OPENED BUT NO N2. GROUNDED - YES. REMOVED & REPLACED FAULTY #1 ENGINE STARTER PER B737-800 AMM 80-11-01-400-801 OPS GOOD.

Part: ACTUATOR — MALFUNCTIONED (RAM AIR EXHAUST) · airframe 37,413 hrs · 10,788 cycles

ON CLIMBOUT LT PACK LITE ILLUMINATED, FOLLOWED QRH PACK LITE EXTINGUISHED WITH MASTER CAUTION RESET. TEMP CONTROL INOPERABLE. GROUNDED-YES. PERFORMED B737-800 FIM 21-53 TASK 820, THROUGH STEP F(3)(B), FAN BYPASS CHECK VALVE DOOR IS SATISFACTORY. PERFORMED PACK TEMPERATURE CONTROL BITE PROCEDURE, REF FIM 21-62 TASK 801, NR 1 RADA FAULT ON BIT AND PREV FLIGHT TESTS. NR 1 RADA VERIFY TEST PASS. NO HARD FAULTS NOTED, PER TECH SERVICE REQUEST AS PRECAUTION. REMOVED AND REPLACED NR 1 RADA, REF B737-800 AMM 21-51-21, OPERATIONS CHECK GOOD. VERIFIED PACK TEMPERATURE CONTROL BITE PROCEDURE FIM 21-62 TASK 801, NO FAULTS.

Part: CONTROL VALVE — FAILED (LT FLOW) · airframe 37,369 hrs · 10,777 cycles

AT CRUISE LEFT "PACK" LIGHT ILLUMINATES ON RECALL AND EXTINGUISHES ON MASTER CAUTION RESET. QRH COMPLIED WITH, NO NOTICEABLE CHANGE IN CABIN PRESSURE, ENGINE AND WING ANTI-ICE WERE OFF. GROUNDED-YES. REMOVED AND REPLACED LT FLOW CONTROL VALVE, REF B737-800 AMM 21-51-01. OPERATIONS CHECK NORMAL, REF AMM 21-61-00 PACK/ZONE TEMP CONTROL BITE TEST PASSED. GROUND VERIFICATION NORMAL.

Part: ACTUATOR — LEAKING (#2 ENGINE VSV) · airframe 37,360 hrs · 10,773 cycles

NR 2 ENGINE LEFT VSV DRAIN LEAKING FUEL AT THE RATE OF 15 DROPS, PER MIN WHILE ENGINE IS NOT BEING OPERATED. GROUNDED-YES. REPLACED NR 2 ENGINE LT VSV ACTUATOR, PER B737-500 AMM 75-31-01. INSTALLATION TEST PASSED, NO LEAKS.

Part: TRANSMITTER — LEAKING (NR 1 FUEL FLOW) · airframe 37,360 hrs · 10,773 cycles

NR 1 ENGINE FUEL FLOW TRANSMITTER LEAKING. GROUNDED-YES. NR 1 ENGINE FUEL FLOW TRANSMITTER REMOVED AND REPLACED REF B737-800 AMM 73-31-01/401. NO OTHER DEFECTS NOTED.

Part: HMU — LEAKING (#1 ENGINE) · airframe 37,360 hrs · 10,773 cycles

NR 1 ENGINE HMU DRAIN LEAKING. GROUNDED-YES. REMOVED AND REPLACED NR 1 HMU, PER TASK CARD N8473001, N8473000. OPERATIONS CHECK GOOD NO DEFECTS NOTED.

Part: REGULATOR — FAILED (PNEMATIC SYS) · airframe 37,343 hrs · 10,766 cycles

FOLLOW-UP TO REPORT OF LOW LEFT DUCT PRESS IN FLIGHT, ACCOMPLISH NR 1 ENGINE PNEUMATIC SYSTEM HEALTH CHECK, PER TASK CARD NG-36WC-00002-1. GROUNDED-YES. ACCOMPLISHED T/C NG-36WC-00002-1 NR 1 ENGINE BLEED AIR SYSTEM HEALTH CHECK. NR 1 PRECOOLER CONTROL VALVE FAILS TO OPEN & OVER PRESSURE ON CONTROL SIDE. NR 1 HSR FAILS TO SHUTOFF. REPLACED NR 1 PRECOOLER CONTROL VALVE, REF B737-800 AMM 36-12-02-000-801 & 36-12-02-400-801. REPLACED NR 1 HSR, REF AMM 36-11-07-000-801 & 36-11-07-400-801. OPERATIONS & LEAK CHECK GOOD. NO DEFECTS NOTED ON ANY OTHER SENSE LINES. ACCOMPLISHED ENGINE BLEED AIR CROSSOVER OPERATIONAL TEST, REF AMM 36-11-00-710-801.

Part: MODULATING VALVE — FAULTED (LT A/C PACK) · airframe 37,345 hrs · 10,767 cycles

ON RECALL LEFT PACK LIGHT ILLUMINATES. CLEARS WITH MASTER CAUTION RESET. GROUNDED-YES. RESOLVED ON W/O: 1851647 TASKCARD: N/R-00002. ON BITE TEST, ZONE TRIM VALVE LOGGED AS FAULT ON NR 1 PZTC. ACCOMPLISHED TASK 21-62 TASK 835, REPLACED AFT CABIN ZONE TRIM AIR MODULATING VALVE, REF B737-800 MM 21-61-21-400-801. OPERATIONS NORMAL, REF MM 21-61-00-700-806-002. OPENED AND CLOSED ONE C/B. GROUND VERIFICATION SUCCESSFUL. THIS CLEARS MEL 21-32B, REMOVED PLACARD C/N 28036534, NOTIFIED " SCOTT " SEAMC.

Part: CONTROLLER — FAULTED (LT A/C PACK) · airframe 37,341 hrs · 10,765 cycles

LEFT PACK LIGHT ILLUMINATED UNSOLICITED WITH A DUCT PRESSURE DIFFERENTIAL OF 25 PSI. 15 PSI ON LEFT AND 40 PSI ON RIGHT. PACK LIGHT EXTINGUISHED ON MASTER CAUTION RESET. GROUNDED-YES. INITIAL T/S, RECALL TEST FOUND NR 1 PACK LIGHT ILLUMINATED, PZTC NR 1 FAULTED RAM AIR ACT, RESET FAULT REF B737-800 AMM 21-51-00-700-803. OPERATIONS BOTH LT & RT PACK FOR 30 MINUTES, NO FAULT PRESENT & NO FAULT ON RECALL TEST, AMM 21-00-00. UNABLE TO DUPLICATE DISCREPANCY. DUE TO PAST MX HISTORY, REPLACED PZTC NR 1 FOR PRECAUTION. INSTALLATION TEST GOOD AMM 21-61-20/401.

Part: ACTUATOR — INOPERATIVE (RAM AIR INLET) · airframe 37,297 hrs · 10,754 cycles

LT PACK LIGHT ILLUMINATED ON CLIMB. RESET W/MASTER CAUTION. SUBSEQUENTLY ILLUMINATES ON RECALL, EXTINGUISHES WITH MASTER CAUTION. GROUNDED-YES. PERFORMED PACK TEMP CONTROL BITE, REF B737-800 FIM 21-62 TASK 801. FOUND NR 1 ZONE TEMP CONTROLLER FAULT "RAM AIR ACT". PERFORMED FIM 21-62 TASK 837 TO STEP F. REMOVED AND REPLACED LEFT PACK RAM AIR INLET ACTUATOR, REF B737-800 AMM 21-51-21. PERFORMED BITE TASK AMM 21-61-00. SYSTEM OPERATIONS CHECK GOOD AND NO DEFECTS NOTED.

Part: SPACER — DEBONDED (NR 1 ENG FAN) · airframe 37,077 hrs · 10,692 cycles

PER T/C 78472010 NR 1 ENGINE FAN BLADE LUBE NR 16 SPACER IS DISBONDED. GROUNDED-YES. REMOVED AND REPLACED NR 1 ENGINE FAN BLADE NR 16 SPACER, PER T/C 78472010.

Part: LENS — NOT REPORTED (EMERGENCY LIGHTS) · airframe 36,923 hrs · 10,622 cycles

FWD LT EMERGENCY EXIT SIGN (OVERWING DOOR SIGN) REQUIRES REPLACEMENT, LENS ONLY. GROUNDED - YES. R & R FWD OVERWING EMERGENCY EXIT DOOR SIGN, REF B737-800 AMM 33-51-01. OPS CHECK GOOD, LENS ONLY.

Part: CARGO TRACK — WORN · airframe 36,856 hrs · 10,588 cycles

REF LOG PG 12234629 FOR FWD CARGO PIT #3 NET RESTRAINT FLOOR ANCHOR WORN, ACCOMPLISH EA# 800-53EA-22901. GROUNDED - YES. ACCOMPLISHED PERMANENT REPAIR 3 PER B737-800 SRM 53-00-53-2R-3;SEAMC CONTACTED JOEY NOTIFIED;THIS TERMINATES THIS DEFECT.

Part: IDG — INOPERATIVE (NR 2 GENERATOR) · airframe 36,851 hrs · 10,586 cycles

AFTER ENGINE START NR 2 GENERATOR WOULD NOT PICK UP LOAD. GROUNDED - YES. REMOVED AND REPLACED NR 2 IDG, REF B737-800 AMM 24-11-11-400-801. OPS CHECK, LEAK CHECK GOOD. GROUND VERIFICATION SUCCESSFUL.

Part: FRAME — GOUGED (NR 1 ENG CASE) · airframe 36,744 hrs · 10,554 cycles

NR 1 ENGINE FAN CASE FRAME GOUGED AT 5:00 POSITION AFT OF ACOUSTIC PANEL LOOKING FORWARD. GROUNDED - YES. ACCOMPLISHED FAN FRAME AFT LIP BLEND AREA REPAIR ON #1 ENG AT 5:00 POSITION. IAW AMM 72-23-05. NO CRACKS FOUND.ACCOMPLISHED FLUORESCENT PENETRANT INSP AT BLEND AREA, NO DEFECTS NOTED REF NDTM SECTION 5-6.

Part: VALVE — LEAKING (NR 2 ENGINE) · airframe 36,641 hrs · 10,521 cycles

FUEL LEAK OBSERVED UNDER #2 ENGINE. GROUNDED - YES. CHECKED AND FOUND LEAK AT #2 ENG HPTACC DRAIN. LEAK IS 13 DPM WITHIN LIMITS PER B737-800 AMM 71-71-00 FIG 605. RELEASED PER PLT FOR REPAIR WITHIN 25 FC. REMOVED AND REPLACED #2 ENGINE HPTACC VALVE REF AMM 75-21-01-000-801-F00 AND AMM 75-21-01-400-801-F00. OPS AND LEAK CHECK GOOD. THIS CLEARS PLT DEFERRAL.

Part: DOOR — OUT OF ADJUST (COCKPIT) · airframe 36,429 hrs · 10,442 cycles

INFLIGHT THE COCKPIT DOOR WAS DIFFICULT TO PULL OPEN FROM THE CABIN SIDE. GROUNDED - YES. ADJUSTED THE COCKPIT DOOR IAW AMM 52-51-01-400-8012597827.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 36,429 hrs · 10,442 cycles

R2 DOOR EMERGENCY LIGHTS DO NOT ILLUMINATE. REMOVED AND REPLACED, OPS CHECKED GOOD, R2 DOOR EMERGENCY LIGHTS EMERGENCY POWER SUPPLY AND BATTERY PACK IAW AMM 33-51-06.

Part: FLOORBEAM — CORRODED (BS 270) · corrosion level 2 · airframe 36,429 hrs · 10,442 cycles

FLIGHT DECK, BENEATH FLOOR PANEL 211AF, STRUCTURE IS CORRODED IN SEVERAL AREAS. MARKED. GROUNDED - YES. REPAIRED MAIN CABIN FLOOR STOP A. STA 270, LATERAL INTERCOSTAL BETWEEN LBL10 AND RBL10 PER EA:800-53EA-22736. ORIGINAL THICKNESS .050, REMAING .031, REMOVED .019.

Part: SKIN — CRACKED (LT HORIZ STAB) · airframe 36,429 hrs · 10,442 cycles

CRACK FOUND USING HFEC INBOARD OF STA 101.90, 10" FORWARD OF AFT SPAR MEASURING APPROX 1" IN LENGTH. GROUNDED - YES. ACCOMPLISED DOUBLER REPAIR ON LT HORIZONTAL STAB STA 101 IAW SRM 55-10-01-2R-11. TOP COATED REPAIR IAW AMM 51-21-99. THIS IS ACATEGORY "B" REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 CYCLES AND REPEAT INSPECTION (DUI AND LFEC) AT 9000 FLIGHT CYCLE INTERVALS. IAW SRM 55-10-01-2R-11 PARAGRAPH 5 - TABLE 204.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 36,338 hrs · 10,419 cycles

ON CLIMB OUT, LEFT SIDE WINDOW HEAT LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH. LIGHT WENT OUT.

Part: WARNING MESSAGE — FALSE ACTIVATION (COCKPIT TEMP) · airframe 36,115 hrs · 10,364 cycles

AFTER T/O FOUND CONT CAB ZONE TEMP LIGHT ILLUMINATED. NO INDICATION ON MASTER CAUTION OR MASTER CAUTION RECALL. RAN CHECK LIST ALL OPERATION OF PACK AND PRESSURIZATION NORMAL, PRIOR TO DESCENT LIGHT WENT OUT; THEN UPON RECALL LITE ILLUMINATED THEN EXTINGUISHED WHEN MASTER RECALL WAS RESET. GROUNDED - YES. BITE CK BOTH P2TC #2 SHOWED FLT DECK TRIM VALVE FAULT. RESET AND TEST OK. REF B737-800 FIM TASK 21-62-TASK 801.

Part: MANIFOLD — WORN (NR 2 ENGINE) · airframe 36,115 hrs · 10,364 cycles

WHILE ACCOMP T/C 7472000 FOUND TURBINE COOLING AIR DUCT WITH HEAVY CONTACT WEAR. ENG 3 O'CLOCK POSN (ALF) AT "Y" #2 ENG S/N 804685. GROUNDED - YES. REMOVED & REPLACED #2 ENG LPTACC COOLING AIR MANIFOLD REF CFM ESM 72-00-00. CLEARANCE CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (LT A/C PACK) · airframe 35,756 hrs · 10,270 cycles

AFTER ENGINE START THE LEFT PACK LIGHT ILLUMINATED DURING RECALL. IT EXTINGUISHED WITH MASTER CAUTION RESET. GROUNDED - YES. PERFORMED PACK TEMP CONT BITE PROCEDURE IAW FIM 21-62 TASK 801 ON CONT 1 & 2. CONT 1 FAULTED, THIS TCV, PERFORMED RESET AND RE RAN BITE PROCEDURE, BITE TEST IS GOOD.

Part: WIRE HARNESS — DAMAGED (#2 ENGINE) · airframe 35,255 hrs · 10,162 cycles

FOUND MW0326 CORE FIRE DETECTION HARNESS DAMAGE WHILE PERFORMING TASK CARD N8420001. GROUNDED - YES. REMOVED AND REPLACED CORE FIRE DETECTION HARNESS MW0326 IAW B737-800 AMM 26-11-02-000-802 / 26-11-02-400-802. ACCOMPLISHED ENGINE FIRE DETECTION OPC REF AMM 26-11-00-710-801 OPC GOOD. ETOPS GROUND VERIFICATION SUCSESSFUL.

Part: VALVE — FAILED (LT A/C PACK) · airframe 35,143 hrs · 10,138 cycles

AFTER ENG START CONT CAB ZONE TEMP LIGHT ILLUMINATES AND WILL EXTINGUISH ON MASTER CAUTION RESET. GROUNDED - YES. PERFORMED PZTC BITE #1 & 2. #2 PZTC SHOWS FLIGHT DECK TRIM VALVE FAULT. REMOVED AND REPLACED LEFT PACK, FLIGHT DECK TRIM VALVE V143 IAW B737-800 AMM 21-61-21.

Part: SENSOR — CONTAMINATED (COCKPIT TEMP) · airframe 34,987 hrs · 10,094 cycles

CONT CAB - ZONE TEMP LIGHT ILLUMINATED ON RECALL. GROUNDED - YES. PERFORMED PZTC BITE PROCEDURE REF B737-800 AMM 21-51-00. #2 PZTC LOGGED A FLT DECK TRIM VALVE FAULT FOR PREV FLIGHT. RESET FAULT AND RAN BITE PROCEDURE AGAIN. NO CURRENT FAULTS. FOUND FLT DECK TEMP SENSOR COVERED WITH DUST. CLEANED FLT DECK TEMP SENSOR REF AMM 21-61-10 AND REPLACED SENSOR ASSY FILTER REF AMM 21-61-06. OPERATED PACKS FOR 20 MIN. OPS NORMAL.

Part: UNKNOWN — MALFUNCTIONED (AUTOTHROTTLE SYS) · airframe 34,788 hrs · 10,038 cycles

AUTO THROTTLE WILL NOT ARM DURING TAXI OUT PRIOR TO TAKE OFF. GROUNDED - YES. ACCOMPLISHED AUTOTHROTTLE BITE NO CURRENT STATUS FAULTS AND NO INFLIGHT FAULTS LAST TEN LEGS. ALL TESTS PASS. REF B737-800 FIM 22-31 TASK 801. CLEARS MELS 22-4B AND 22-99B. ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION SUCCESSFUL.

Part: FMC — FAILED (LEFT) · airframe 34,763 hrs · 10,027 cycles

LEFT FMC FAILED IN CLIMB. REPROGRAMMED, CAME BACK ON AND WORKED REMAINDER OF FLIGHT. GROUNDED - YES. LEFT FMC SHOWED PGM FAULT IN HISTORY; NO CURRENT FAULTS. ACCOMPLISHED B737-800 FIM 34-61 TASK 807 BY RESETTING 1 C/B. LEFT FMC BITE GOOD, NO FAULTS.

Part: CHARGER — INOPERATIVE (E&E BAY) · airframe 34,167 hrs · 9,873 cycles

AFTER ENGINE STARTS, WE GOT A ELEC LIGHT, STAYED ON. GROUNDED - YES. CW FIM 24-31 TASK 801 BITE CHECK SHOWS BAT CHGR INOP MSG. PULLED AND TAGGED 2 CB'S. REMOVED REPLACED AND TESTED MAIN BATTERY CHARGER REF FIM 24-31 TASK 829 AND AMM 24-31-21-000/400-802-002. REMOVED TAGS AND RESET 2 CB'S. OPERATIONAL TEST AND GROUND VERIFICATION TESTS GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (WINDOW HEAT) · airframe 34,085 hrs · 9,844 cycles

L SIDE WINDOW OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH.

Part: FMC — FAILED (LEFT) · airframe 33,982 hrs · 9,819 cycles

LEFT FMC FAIL WITH VTK ON CAPTAIN SIDE MAP DISPLAY FAILURE LASTED 60 SECONDS. ALL DISPLAYS RECOVERED AND LEFT FMC FUNCTION RESTORED. GROUNDED - YES. ACCOMPLISHED FMCS BITE PROCEDURE LEFT FMC INFLT FAULTS SHOWED NO FAULTS. SENSOR CK SHOWED ALL OK REF B737-800 FIM TASK 34-61 TASK 801.

Part: IDG — LEAKING (NR 1 ENGINE) · airframe 33,782 hrs · 9,765 cycles

FOLLOW-UP TO #1 IDG CONTINUED FREQUENT SERVICING. GROUNDED - YES. ACCOMPLISHED TSR703599, IDG OIL LEVEL AT FULL. FOUND NO LEAK PER STEP 2. REMOVED AND REPLACED #1 IDG PER AMM 24-11-11. OPS CHECK GOOD.

Part: LIGHT — DEFECTIVE (CABIN) · airframe 33,075 hrs · 9,553 cycles

F/A REPORT LIGHT COVER FELL OFF NEAR AFT LEFT LAV BETWEEN JUMPSEAT/LAV. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT ASSEMBLY ON LT AFT LAV. OPS CHECK GOOD. THIS CLEARS PLT DEFERRAL.

Part: LENS — DETACHED (EXIT SIGN) · airframe 32,955 hrs · 9,523 cycles

FLT ATT REPORTS: ROW 17A FLOOR LEVEL EXIT SIGN FELL OFF. GROUNDED - YES. RE-INSTALLED EXIT COVER ROW 17ABC REF AMM 33-51-01, OPS CHECK GOOD. OK FOR CONTINUED SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (COCKPIT TEMP) · airframe 32,808 hrs · 9,481 cycles

ON MASTER CAUTION RECALL CONT CAB ZONE TEMP CONTROL LIGHT ILLUMINATES & RESETS W/MASTER CAUTION. GROUNDED - YES. FOUND R CONTROLLER FLT DECK TRIM VALVE FAULT. ACCOMPLISHED BITE PER B737-800 FIM 21-61-TASK 801. FAULT CLEARED.

Part: SENSOR — FAILED (WINDOW HEAT) · airframe 32,714 hrs · 9,455 cycles

LEFT SIDE WINDOW OVERHEAT. FOLLOWED QRH WAITED 2-3 MINUTES TURNED SWITCH BACK ON, OVERHEAT LIGHT ILLUMINATED AGAIN. GROUNDED - YES. ACCOMPLISHED WHCU BITE FOR LEFT SIDE WINDOW REFERENCE B737-800 FIM 30-41 TASK 801. FAULT HISTORY LOGGED FIVE WINDOW SENSOR FAULTS. PERFORMED FIM 30-41 TASK 811. CONNECTED PRIMARY SENSOR TERMINAL TO SPARE SENSOR REFERENCE B737-800 WDM 30-41-12 ACCOMPLISHED WINDOW HEAT OPERATIONAL TEST FOR LEFT SIDE WINDOW REFERENCE B737-800 AMM 30-41-00-710-801. OPS TEST NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (LT WINDOW) · airframe 32,704 hrs · 9,453 cycles

L FWD SIDE WINDOW OVT LIGHT CAME ON. RAN CHECK LIST EXTINGUISHED. GROUNDED - YES. INFO NOTED. ACCOMPLISHED B737-800 FIM 30-41 TASK 801, OPS CK NML.

Part: SPINNER — ERODED (NR 2 ENGINE) · airframe 32,638 hrs · 9,436 cycles

WHILE ACCOMPLISHING TASK CARD 78472000, FOUND #2 ENG FWD SPINNER CONE PAINT EROSION OUT OF LIMITS. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE FRONT SPINNER CONE IAW B737-800 AMM 72-21-01.

Part: WARNING LIGHT — FALSE ACTIVATION (WINDOW OVERHEAT) · airframe 32,525 hrs · 9,408 cycles

LEFT SIDE WINDOW OVERHEAT LIGHT, FOLLOWED QRH LIGHT STAYED OFF FOR REMAINDER OF FLIGHT. GROUNDED - YES. WHCU SYSTEM TESTED GOOD PER B737-800 AMM TASK 30-41-11-710-801.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 32,220 hrs · 9,337 cycles

RT PACK LIGHT FL 360. GROUNDED - YES. PER ACARS RT PACK LIGHT ON, RAN CHK LIST RT PACK LIGHT OFF. ACCOMPLISHED FIM 21-53 TASK 810. SUSPECT INTERMITTENT FAULT. NO HISTORY 30 DAYS. RAN RT PACK, OPS CK NORMAL.

Part: EEC — FAILED (NR 1 ENGINE) · airframe 31,938 hrs · 9,269 cycles

NR 1 ENGINE HAS FAULT CODE 73-10771, PS3 SIGNAL IS OUT OF RANGE (LONG TIME). GROUNDED - YES. REMOVED AND REPLACED NR 1 ENG EEC. REF AMM 73-21-60-401 PERFORMED EEC TEST, EEC DISCREET TEST, IDENT CONFIG. NO DEFECTS NOTED. REF AMM 73-21-00-700-802-F00 TEST 12 ACTUATORS TEST REQUIRED. ACCOMPLISHED ACTUATORS TEST 12. NO FAULTS REF AMM 73-21-00-700-802. ALT DEACTIVATION REVERSED.

Part: DISPLAY — MALFUNCTIONED · airframe 31,397 hrs · 9,128 cycles

BOTH CA & FO FD ANN ILLUMINATED. GROUNDED - YES. VERIFIED NOTED ANN ILLUMINATION. PERFORMED DFCS BITE PER B737-800 FIM 22-11 TASK 801. CHANNEL A NOT AVAILABLE FOR BITE. VERIFIED ALL CIRCUIT BREAKERS IN ON FCC A ON P18-1. POWERED DOWN A/C, REPOWERED. PERFORMED BITE AGAIN ON DFCS PER FIM 22-11 TASK 801. ALL CHANNELS AVAILABLE. NO FAULTS FOUND ON F/D PER STEP 6, CA & FO ANN NO LONGER ILLUMINATED ON DISPLAYS.

Part: IDG — MALFUNCTIONED (NR 1) · airframe 31,353 hrs · 9,118 cycles

#1 IDG FREQUENT SERVICING. GROUNDED - YES. REPLACED THE #1 IDG PER B737-800 AMM 24-11-11.

Part: COMPENSATOR — FAILED (NR 2 FUEL TANK) · airframe 31,342 hrs · 9,116 cycles

#2 MAIN FUEL TANK INBALANCE LIGHT ILLUMINATED. GROUNDED - YES. #2 TANK UNITS F15,F3,F4,F5,F6,F8,F9 OUT OF LIMITS REF B737-800 AMM 28-41-710-801. REF T/C 78528000-LINE FUEL TANK ENTRY CARD FOR A/C POWER SECURE AND SAFETY. REPLACED F15 COMP PROBE AND T/U'S F3,4,5,6,8,9. ALL TANK VALUES WITH IN LIMITS. REF AMM 28-41-21. SYS OPS NML. GROUND VERIFICATION SATISFACTORY.

Part: TRANSCEIVER — MALFUNCTIONED (NR 1 HF) · airframe 31,237 hrs · 9,092 cycles

HF#1 RADIO SHOWS "FAIL" IN ACTIVE & STANDBY WINDOWS. GROUNDED - YES. CYCLED C/B E11 ON P18-2 PANEL. HF#1 FREQ INDICATION REGAINED. PERFORMED INSTALLATION TEST OF HF#1 TRANSCIEVER PER B737-800 AMM REF 23-11-21-400-801, TEST PASSED.

Part: VALVE — LEAKING (NR 1 IDG) · airframe 30,913 hrs · 9,002 cycles

FOLLOW-UP TO CONTINUING #1 IDG FREQUENT SERVICING. GROUNDED - YES. #1 IDG OIL LEVEL CHECK JUST BELOW SILVER BAND, REF B737-800 AMM 12-13-21. ACCOMPLISHED TSR 702402, IDG STATIC LEAK CHECK, NO LEAKS FOUND, REF AMM 24-11-00. REPLACED SCAVENGE AND CHARGE FILTERS REF AMM 24-11-41. REPLACED IDG SERVICE FITTING AND IDG VENT VALVE REF AMM 24-11-00. IDLE ENGINE LEAK CHECK GOOD, NO LEAKS NOTED. SERVICED IDG OIL TO FULL REF AMM 12-13-21.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 30,835 hrs · 8,983 cycles

CONT CAB ZONE TEMP ILLUMINATED AFTER TAKEOFF. FOLLOWED QRH PROCEDURE - ZONE TEMP ILLUMINATES ONLY ON RECALL INDICATING FAILURE OF FLIGHT DECK PRIMARY OR STANDBY TEMP CONTROL AS PER QRH. GROUNDED - YES. PERFORMED PACK ZONE TEMPERATURE CONTROLLER BITE PER B737-800 AMM 21-61-00-700-806-002 #2 CONTROLLER FAULTED FLT DECK TRIM VALVE. REMOVED AND REPLACED FLT DECK ZONE TRIM VALVE PER AMM 21-61-21. INSTALLATION CHECK GOOD.

Part: OUTFLOW VALVE — FAILED (CABIN PRESSURE) · airframe 30,654 hrs · 8,934 cycles

DURING CLIMB AUTO FAIL AND ALTN LIGHT ILLUMINATED. COMPLIED WITH QRH. NORMAL OPS. GROUNDED - YES. PER FIM TASK 21-31-802 REMOVED AND REPLACED OUTFLOW VALVE REF AMM 21-31-03-000-801. OPS TESTS GOOD.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 30,649 hrs · 8,933 cycles

AT CRUISE THE AUTO FAIL AND ALTN LIGHTS ILLUMINATED COMPLIED WITH QRH. NORMAL OPS. GROUNDED - YES. FAULT HISTORY SHOWS OFV LRU FAIL ON NR 2 CONTROLLER. PERFORMED SYSTEM TESTS ON BOTH CONTROLLERS- SYS TESTS OKAY REF FIM 21-31-TASK 801.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 30,633 hrs · 8,925 cycles

AUTO FAIL LT ON PRESS PANEL ILLUMINATED AT FL 320 REFERENCED QRH 2.2 "AUTO FAIL " CABIN PRESSURE NORMAL IN ALT MODE. GROUNDED - YES. CYCLED POWER. PERFORMED FIM 21-31 TASK 801. NO FAULTS FOUND. BITE BOTH CONTROLLERS GOOD.

Part: UNKNOWN — MALFUNCTIONED (RAM AIR DOOR) · airframe 30,398 hrs · 8,856 cycles

DURING PDC WALKAROUND, FOUND RT RAM AIR DEFLECTOR DOOR NOT FULLY OPEN. GROUNDED - YES. PERFORMED FIM 21-62 TASK 801 PZTC BITE MULTIPLE TIMES WITH NO FAULTS FOUND. RAN RT PACK WITH NO ISSUES. GROUND VERIFICATION GOOD.

Part: CHARGER — FAILED (E&E BAY) · airframe 30,309 hrs · 8,827 cycles

BATTERY DISCHARGE LIGHT ILLUMINATED DURING CLIMB THROUGH APPROX FL 220. MAIN BATTERY SHOWED -5 AMPS DISCHARGE RATE. AUX BATTERY SHOWED POSITIVE CHARGE RATE. LIGHT EXTINGUISHED AFTER APPROX 8 MINUTES OR SO BUT MAIN BATTERY CONTINUED TO SHOW -2 AMPS. MAIN BATTERY CHARGE RATE RETURNED TO NORMAL DURING DESCENT. GROUNDED - YES. DIVERSION TIME 36 MINUTES. REMOVED AND REPLACED NR 1 MAIN AIRCRAFT BATTERY CHARGER REF AMM 24-31-21 GROUND VERIFICATION CHECKS NORMAL.

Part: LAMP — FAILED (EMERGENCY LIGHT) · airframe 29,824 hrs · 8,693 cycles

WHILE PERFORMING TC 78233008, FOUND THE RT AFT OVERWING EXTERIOR EMERGENCY LIGHT WAS INOPERATIVE. ACFT GROUNDED. REPLACED THE LAMPS IAW AMM 33-51-04. OPS CHECKED GOOD.

Part: AUTOTHROTTLE SYS — ABNORMAL (COCKPIT) · airframe 29,585 hrs · 8,621 cycles

DURING TAXI THE AUTOTHROTTLES DISENGAGED AND WOULD NOT RE-ENGAGE. CIRCUIT BREAKERS ALL IN. FMC DATA ALL COMPLETE. GROUNDED - YES. UNABLE TO DUPLICATE DEFECT. AUTOTHROTTLE BITE PER FIM 22-31 TASK 801 SHOWED FAULT CODE 22-31263 "A/T 28 VDC PWR INV" LOGGED FOR LEG 4 BUT CURRENT STATUS TEST PASSED WITH NO FAULTS. ACCOMPLISHED T/S FOR FAULT 22-31263 PER FIM 22-31 TASK 810 - INITIAL EVALUATION DID NOT CONFIRM FAULT. PERFORMED AUTOTHROTTLE OPERATIONAL TEST PER MM 22-31-00-710-801 AND AUTOTHROTTLE SYSTEM - SYSTEM TEST PER MM 22-31-00-710-802 - ALL TESTS PASS.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 29,533 hrs · 8,607 cycles

LEFT PACK LIGHT CAME ON DURING TAXI. RAN QRH AND PACK LIGHT STAYED ON AND DID NOT RESET. GROUNDED - YES. LEFT PACK / ZONE TEMP CONTROLLER LOGGED "TCV - THIS PACK" REF FIM 21-62 TASK 830. RESET FAULT, FAULT DID NOT RE-OCCUR. RAN LT PACK FOR 10 MIN, NO FAULTS NOTED. GND VERIFICATION CK NORMAL.

Part: ACTUATOR — FAULTY (AC BAY) · airframe 29,286 hrs · 8,533 cycles

ON MASTER CAUTION RECALL RT PACK LIGHT ILLUMINATED LIGHT EXTINGUISHES WHEN MASTER CAUTION IS RESET. GROUNDED - YES. REMOVED AND REPLACED RT RAM AIR ACTUATOR REF B737-800 AMM 21-51-21. TEST GOOD, NO FAULTS REPORTED. RT PACK LIGHT DID NOT RETURN.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 29,273 hrs · 8,527 cycles

EXTERIOR EMERGENCY LIGHT WAS INOPERATIVE, LEFT AFT OVERWING EXIT. ACFT GROUNDED. REMOVED AND REPLACED THE EMERGENCY LIGHT POWER SUPPLY M1670 AND OPS CHECK GOOD IAW AMM 33-51-06.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHTS) · airframe 29,273 hrs · 8,527 cycles

EXTERIOR EMERGENCY EXIT LIGHT WAS INOPERATIVE, AFT OF LEFT AFT OVERWING EXIT. ACFT GROUNDED. REMOVED AND REPLACED POWER SUPPLY M1670, OPS CHECKED GOOD IAW AMM 33-15-06.

Part: FLOOR SUPPORT — CRACKED (BS 344-360) · airframe 29,273 hrs · 8,527 cycles

MAIN CABIN FWD WET AREA BS 344 - 360, LBL 10, FLOOR SUPPORT CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-40-02 AND DWG 141A5400, REV A.

Part: DOOR SILL — CORRODED (FUSELAGE) · airframe 29,273 hrs · 8,527 cycles

CORROSION AFT CARGO DOOR SILL WEB UPPER SURFACE. GROUNDED - YES. REMOVED CORROSION AND FOUND BEYOND ALLOWABLE LIMITS IAW SRM 53-60-15-1A-1. ORIGINAL MATERIAL THICKNESS IS 0.045 IN, MINIMUM REMAINING THICKNESS IS 0.036 IN, REMOVE3D 0.009 IN. REMOVED AND REPLACED AFT CARGO DOOR SILL WEB IAW SRM 51-40-02 AND BAC DWG 146A8340 SH.26 REV- AND SH 28 REV-.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 29,273 hrs · 8,527 cycles

AFT CABIN FLOOR SUPPORT, ANGLE CORRODED BS 993 - RBL 36. GROUNDED - YES. REMOVED CORROSION ORIGINAL THICK .050 REMAINING THICK .002 REMOVED .048 BEYOND LIMITS PER SRM 53-70-51-1A-1, REMOVED FLOOR SUPPORT ANGLE IAW SRM 51-40-02, LOCATED AND DRILLED NEW FLOOR SUPPORT AS WELL AS INSTALLED NEW ANGLE IAW DWG 147A5700 REV A.

Part: FLOOR SUPPORT — CRACKED (FUSELAGE) · airframe 29,273 hrs · 8,527 cycles

CABIN FLOOR SUPPORT CRACKED BS 540, BL LBL1. GROUNDED - YES. REMOVED CRACKED FLOOR SUPPORT IAW SRM 51-40-02, DRILLED AND LOCATED NEW FLOOR SUPPORT IAW SRM 51-40-05 AND INSTALLED NEW FLOOR SUPPORT IAW SRM 51-40-02.

Part: WEB — CORRODED (BS 440-492) · airframe 29,273 hrs · 8,527 cycles

CORROSION WAS FOUND ON THE FWD CARGO DOOR SURROUND SILL UPPER SURFACE, BS 470. ACFT GROUNDED. REMOVED CORROSION AND FOUND BEYOND ALLOWABLE LIMITS IAW SRM 53-30-15-1A-1. REMOVED THE WEB IAW SRM 51-40-02. FABRICATED A NEW WEB AND INSTALLED IAW DWGS 143A8122, SH 10, REV-, 143A8330, SH 40, REV A, SH 42, REV A, AND SRM 51-40-02.

Part: FITTING — CORRODED (L1 GIRT BAR) · corrosion level 2 · airframe 29,273 hrs · 8,527 cycles

MAIN CABIN FWD WET AREA BS 312, L1 DOOR FWD GIRT BAR FITTING WAS CORRODED. ACFT GROUNDED. REMOVED AND REPLACED THE GIRT BAR FITTING IAW SRM 51-40-02, AND AMM 20-50-11-910-801.

Part: BALANCE WEIGHT — CORRODED (LT RUDDER) · corrosion level 2 · airframe 29,273 hrs · 8,527 cycles

CORRODED LEFT RUDDER CENTER HINGE BALANCE WEIGHT. ACFT GROUNDED. EVALUATED CORROSION AND FOUND BEYOND ALLOWABLE LIMITS IAW SRM 55-40-02-1A-3. REMOVED AND REPLACED THE BALANCE WEIGHT IAW AMM 51-21-99.

Part: FLOOR SUPPORT — CRACKED (BS 277-295.5) · airframe 29,273 hrs · 8,527 cycles

MAIN CABIN, FWD WET AREA, BS 277 - 295.5, BL 0. FLOOR SUPPORT CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-40-02, DRAWING 141A5400, REV-, AND SRM 51-40-10-2R-0.

Part: SENSOR — FAULTY (NR 1 ENGINE) · airframe 29,246 hrs · 8,521 cycles

ON ARRIVAL INTO KSJC AT APPROX 1,000 MSL WE GOT A FLASHING BOX AROUND OUR DU ENGINE INDICATION DISPLAYS, NR 1 ENGINE VIBRATION INDICATOR WENT AS HIGH AS 4.0 W/A WHITE HIGHLIGHT AROUND THE NR 1 ENGINE VIBRATION GAUGE, THE FLASHING STOPPED MOMENTARILY & THEN RESUMED AFTER ABOUT 10 SECONDS ON SHORT FINAL. GROUNDED - YES. C/W TSR 701829 STEPS 1,2,3 AND FIM 71-05 TASK 808 PARAGRAPH E REPORTED FINDINGS TO TECH SERVICES. EXAMINED & RANG WIRES BETWEEN AVM BOX CONNECTOR TO FFCCV SENSOR CKT ALSO TO THE NR 1 BEARING SENSOR CKT, NO DEFECT NOTED FOR BOTH CKT, INSPECTED NR 1 ENGINE FAN BLADES & BLADES SEAL, ACCOMPLISHED BOROSCOPE INSPECTION OF BOOSTER HPC 1, 3 AND 8 LPT 1-3 REF AMM 72-00-00-200 NO DAMAGE NOTED, ALL PLUGS REMOVED & REINSTALLED & SAFETIED, REMOVED AND REPLACED FFCC VIBRATION SENSOR REF AMM 77-31-04, LEAKED CHECKED NR 1 ENGINE DRIVE PAD NO LEAKS NOTED, PERFORMED REPAIR CONFIRMATION PER FIM 71-05 TASK 808 OPS CHECKED GOOD.

Part: ACTUATOR — LEAKING (NR 2 ENGINE) · airframe 29,190 hrs · 8,504 cycles

NR 2 ENG RT VSV LEAKING 30 DPM FROM DRAIN. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENG RT VSV ACTUATOR REF AMM 75-31-01 PASSED LEAK CHECK AND OPS CHECKS. CLEARED PLT.

Part: IDG — FAILED (NR 1) · airframe 29,168 hrs · 8,496 cycles

DURING FINAL, AUTOPILOT DISENGAGED FOLLOWED BY MASTER CAUTION ELEC SOURCE OFF, NR 1 ENG ILLUMINATED. RAN QRN 6,9 --> STARTED APU GEN SWITCH ON NR 1. CONTINUED NORMAL APPROACH & LANDING. ACFT GROUNDED. INITIAL EVALUATION IDG FAULT ON GCU 28743. SWAPPED NR 1 & 2 GCU, NO HELP. REQUIRED IDG CHANGE DUE TO GCU SWAP REQUIRES BOTH ENGINE RUN TO OPS CHECK GCU. SWAPPED BACK GCU WITH ORIGINAL POSITION. ACCOMPLISHED NR 1 AND NR 2 ENG GCU INSTALL TEST IAW AMM 24-21-81. ALL TESTS PASSED. GROUND RAN BOTH ENGINES AND TRANSFERED POWER BETWEEN APU AND BOTH ENGINES. ALL TESTS PASSED. FOUND NO DEBRIS IN IDG FILTERS IAW AMM 24-11-11. REMOVED AND REPLACED NR 1 ENG IDG, IAW AMM 24-11-11. PERFORMED OP CHECK OF #1 ENG IDG IAW AMM 24-11-00-700-802. OP CHECK PASSED.

Part: CIRCUIT BREAKER — TRIPPED (WINDOW HEAT) · airframe 28,839 hrs · 8,400 cycles

CAPTAIN`S FORWARD WINDOW OVERHEAT LIGHT ILLUMINATED, CIRCUIT BREAKER P18-3 E1 TRIPPED. ACFT GROUNDED. CONFIRMED THE CIRCUIT BREAKER TRIPPED. ACCOMPLISHED A CIRCUIT BREAKER RESET IAW AMM 20-60-01. CIRCUIT BREAKER REMAINED IN, NO DEFECTS NOTED. NO DEFECTS NOTED ON THE CAPTAIN'S FWD WINDOW. ACCOMPLISHED WINDOW HEAT CONTROL UNIT TEST IAW AMM 30-41-11. OPS CHECKED GOOD. NO HISTORY 90 DAYS. ACFT GOOD FOR SERVICE.

Part: FMC — FAILED (E&E BAY) · airframe 28,748 hrs · 8,380 cycles

NEAR THE END OF CRUISE FLIGHT AT FL360, VTK APPEARED BRIEFLY ON CAPTAIN'S NAV DISPLAY FOLLOWED BY A BLANKING OF BOTH FMC CDU'S AND SUBSEQUENT VTK ON FO'S NAV DISPLAY. NO FMC DATA ON CAPTAIN'S AND FO'S NAV DISPLAYS MAP MODES AND NO FMC DATA ON BOTH CDU'S. CONDITION CORRECTED WITHIN 1 MINUTE, THEN RE-OCCURRED WITHIN 5 MINUTES. AFTER CORRECTING THE SECOND TIME ALL OPERATIONS RETURNED TO NORMAL. GROUNDED - YES. LEFT FMC BITE SHOWS BOTH FAIL WITH THE PGM FAULT. RIGHT FMC SHOWS RIGHT PGM FAULT REF TESTS FIM 34-61 TASK 801. TRIED NEW FMC IN RIGHT SIDE, LEFT FMC SHOWS RIGHT FMC FAIL, REPLACED ORIGINAL RIGHT FMC. T'S BY INSTALLING NEW FMC IN LEFT POSITION WITH SAME RESULT. RETURNED ALL UNITS TO ORIGINAL POSITION. SOFTWARE IDENTICAL BOTH SIDES. CROSSLOAD MESSAGE ON FMC CDU. FMC R&R REF AMM 34-61-02/400, ACCOMPLISHED FMC HDW SOFTWARE FAULT FIM 34-61 TASK 807. REMOVED AND REPLACED LEFT & RIGHT FMC COMPUTERS REF AMM 34-61-02/400 OPS CHECK OK REF AMM 34-61-00-710-801. VERIFIED SOFTWARE REF AMM 34-61-00-750-801, OK FOR SERVICE.

Part: WARNING LIGHT — ILLUMINATED (MACH TRIM) · airframe 28,227 hrs · 8,250 cycles

MACH TRIM FAIL LIGHT ILLUMINATED ON RECALL. ACFT GROUNDED. PULLED AND RESET MACH AC AND MACH DC, PERFORMED DFCS BITE LIBRARY TEST 33 MACH TRIM SYSTEM, OP CHECKED GOOD. NO HISTORY LAST 30 DAYS.

Part: COMPUTER — FAULTED (EE BAY) · airframe 28,210 hrs · 8,246 cycles

AUTO THROTTLES WILL NOT STAY ON, AND WILL NOT ENGAGE. ACFT GROUNDED. ACCOMPLISHED A/T BITE IAW FIM 22-31 TASK 801, CURRENT STATUS PAGE SHOWS MESSAGE 22-31541 FCC-A (J1A-J12). IAW FIM 22-32 TASK 810, REMOVED AND REPLACED FCC-A COMPUTER IAW AMM 22-11-33/401. FCC-A LRU REPLACEMENTS (DFCS/AT) TESTS PASSED WITHOUT FAULTS. A/T BITE CURRENT STATUS HAS NO FAULTS. A/T SERVO TESTED GOOD.

Part: NOT REPORTED — MALFUNCTIONED (AUTOTROTTLE SYS) · airframe 28,210 hrs · 8,246 cycles

AUTO THROTTLES WILL NOT STAY ON, AND WILL NOT ENGAGE. GROUNDED - YES. ON DEFERRAL.

Part: FLANGE — CRACKED (TURBINE FRAME) · airframe 27,995 hrs · 8,191 cycles

NR 1 ENGINE TURBINE FRAME FLANGE ASSY HAS CRACKS. ACFT GROUNDED. REMOVED THE NR 1 ENGINE PRIMARY PLUG ASSY IAW AMM 78-11-02-000-801-F00. REMOVED AND REPLACED TURBINE REAR FRAME FLANGE ASSY IAW AMM 72-56-00-000-802-F00, STEPS 2F, 1 AND 4, 72-56-00-400-801-F00, STEPS 3F, 2 A THRU D AND I AND 3F, 3. REINSTALLED THE NR 1 ENGINE PRIMARY PLUG ASSY IAW AMM 78-11-02-400-801-F00.

Part: BLEED VALVE — FAULTED (NR 1 ENGINE) · airframe 27,858 hrs · 8,152 cycles

NR 1 ENGINE HAD A HUNG START WITH LOW EGT AND LOW N2. ACFT GROUNDED. REMOVED AND REPLACED THE 5TH STAGE BLEED AIR CHECK VALVE IAW AMM 36-11-02. OPS CHECKED GOOD. NO LEAKS NOTED.

Part: UNKNOWN — MALFUNCTIONED (NR 1 ENGINE) · airframe 27,852 hrs · 8,147 cycles

NR 1 ENGINE HUNG START (2 ATTEMPTS) N2 ACCELERATION STALLED OUT 45% EGT STALLED OUT 245 DEGREE. GROUNDED - YES. MANUALLY CYCLED START CONTROL VALVE - NORMAL OPS. CREW PERFORMED NORMAL ENGINE START - START NORMAL. SUSPECT COLD SOAKED ENGINE. NO HISTORY 90 DAYS. REF FIM 80-05 TASK 806.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 27,798 hrs · 8,132 cycles

AUTOTHROTTLE DISENGAGED DURING TAXI WILL NOT REENGAGE. GROUNDED - YES. FLIGHT FAULT REVIEW LAST 2 LEGS SHOWS 33 FAULTS, ALL THE SAME CHAN-A MAINTENANCE MESSAGE 22-31543 A/T ENG 28 VDC INV. PERFORMED B737-800 FIM 22-31 TASK 802 FOR FOUND FAULT MAINT CODE 22-31543 AND FIM 22-31 TASK 801 A/T CURRENT STATUS, INTERACTIVE SERVO MOTOR TESTS PERFORMED NUMEROUS TIMES WITH NO DISCREP. PER FIM, INTERMITTENT FAULT.

Part: FAULT CODE — FALSE ACTIVATION (NR 2 ENGINE) · airframe 26,680 hrs · 7,780 cycles

NR 2 ENGINE BITE SHOWS A LONG TIME FAULT 73-31072, THE FUEL FILTER SIGNALS DISAGREE. ACFT GROUNDED. PERFORMED T/C 78273000, VERIFIED NO FAULT MESSAGES LOGGED FOR THE LAST 10 FLT LEGS FOR THE NR 2 ENGINE, EEC BITE TESTED WITH NO FAULTS.

Part: CONNECTOR — LOOSE (PRESSURE SWITCH) · airframe 26,667 hrs · 7,777 cycles

CAPTAIN REPORTED THE NR 2 ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED AT ENGINE START. ACFT GROUNDED. PERFORMED FIM 73-05, TASK 801. INSPECTED AND FOUND THE NR 2 ENGINE FUEL DIFFERENTIAL PRESSURE SWITCH CONNECTOR LOOSE. SECURED THE CONNECTOR. PERFORMED EEC TEST, NO FAULTS FOUND IAW AMM 73-21-00. PERFORMED IDLE LEAK CHECK, NO LEAKS NOTED IAW AMM 71-00-00.

Part: NOT REPORTED — MALFUNCTIONED (AUTO THROTTLE) · airframe 30,472 hrs · 8,883 cycles

AUTO THROTTLE INOP WILL NOT ENGAGE. GROUNDED - YES. PERFORMED FIM TASK 22-31 TASK 801 BITE PROC. CHECKED GOOD. NO FAULT NOTED. NO HISTORY IN 60 DAYS. OPS NORMAL.

Part: SHIM — WORN (NR 2 ENGINE) · airframe 26,609 hrs · 7,753 cycles

WHILE ACCOMPLISHING T/C 78472002 FOUND ALL 24 FAN BLADE SHIMS WORN TO LIMITS ON NR 2 ENGINE. GROUNDED - YES. REMOVED AND REPLACED ALL 24 FAN BLADE SHIMS ON NR 2 ENGINE, REF T/C 78472002.

Part: CONVERTER — FAILED (APU STARTER) · airframe 26,297 hrs · 7,657 cycles

APU FAILED TO START, FAULT LIGHT ILLUMINATED. CDU SHOWS FAULT CODE 49-41254 - SCU SHOWS START SYSTEM INOPERATIVE. ACFT GROUNDED. ACCOMPLISHED FIM 49-40, TASK 821. REPLACED SGU IAW AMM 49-41-21 AND AMM 49-41-61. LEAK AND OPS CHECKED GOOD. SGU LEAK AND OPS CHECK GOOD. CSS ACCOMPLISHED, SUCCESSFUL.

Part: DISPLAY — MALFUNCTIONED (AUTO FLIGHT) · airframe 26,236 hrs · 7,637 cycles

AUTO FLIGHT PANEL DIGITS NOT DISPLAYED. ACFT GROUNDED. CYCLING OF A/C POWER RESTORED LIGHTS. MCP TESTED GOOD, IAW AMM TEST 22-11-34-740. LAND VERIFY & BITE TEST GROUP 49 TEST GOOD, IAW AMM 22-11-00/201.

Part: CONTROL VALVE — FAULTED (RT A/C PACK) · airframe 26,137 hrs · 7,608 cycles

ON RECALL, RIGHT PACK LIGHT ILLUMINATED, CLEARED WITH RECALL RESET. ACFT GROUNDED. REMOVED AND REPLACED THE RIGHT PACK TCV IAW AMM 21-51-10. BITE TESTED GOOD, LEAK AND OPS CHECKED GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 26,135 hrs · 7,607 cycles

DURING A MASTER CAUTION RECALL ON DESCENT CHECK, RIGHT PACK LIGHT ILLUMINATED. QRH COMPLIED WITH. LIGHT EXTINGUISHED DURING MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED INITIAL EVALUATION AND FAULT ISOLATION PROCEDURES IAW FIM 21-53, TASK 808. RIGHT PACK SYSTEM OPERATES NORMAL. COULD NOT DUPLICATE.

Part: FMC — FAILED (FIRST OFFICER'S) · airframe 26,054 hrs · 7,582 cycles

RIGHT FMC INOPERATIVE, SINGLE FMC OPERATION ANNUNCIATED. ACFT GROUNDED. REMOVED AND REPLACED THE FIRST OFFICER'S FMC, OPS CHECKED GOOD IAW AMM 34-61-00-710-801.

Part: LIGHT — MALFUNCTIONED (OVERHEAT) · airframe 25,918 hrs · 7,546 cycles

CAPTAIN'S FWD WINDOW HEAT LIGHT INOPERATIVE. ACFT GROUNDED. SYS TESTED GOOD IAW AMM 30-41-00-710-801.

Part: APU — MALFUNCTIONED · airframe 25,826 hrs · 7,505 cycles

WHILE TRYING TO START APU FAULT LIGHT ILLUMINATED. MAINTENANCE MESSAGE 49-41012. NO APU ROTATION SHUTDOWN. ACFT GROUNDED. ACCOMPLISHED FIM 49-40, TASK 803 PERFORMED APU BITE CHECKED VERIFIED FAULT CODE STARTED APU 8 TIMES OVER 5 HR PERIOD OPS CHECKED GOOD EVERY TIME. ACCOMPLISHED APU BITE CHECK, NO CURRENT APU FAULTS LISTED NO HISTORY 60 DAYS.

Part: BATTERY PACK — NO TEST (EMERGENCY LIGHTS) · airframe 25,577 hrs · 7,438 cycles

DURING TEST, FOUND MULTIPLE EMERGENCY LIGHTS INOPERATIVE. ACFT GROUNDED. REMOVED AND REPLACED THE BATTERY PACKS IAW AMM 33-50-00, AND WDM 33-50-00.

Part: CONNECTOR — DIRTY (EGT) · airframe 25,565 hrs · 7,435 cycles

DURING INTERROGATION THE FMC CDU FOR ENGINE FAULTS, FOUND MAINT FAULT CODE 77-20862, BOTTOM LT EGT SIGNAL IS OUT OF RANGE. THIS IS A ECONOMIC FAULT. ACFT GROUNDED. NR 1 ENGINE SHOWS NO CURRENT OR HISTORICAL FAULTS. FOUND NR 2 ENGINE CODE 77-20862, BOTTOM LT EGT SIGNAL IS OUT OF RANGE. ACCOMPLISHED EGT INDICATION SYSTEM CONNECTOR CLEANING IAW AMM 77-21-00-140-801.

Part: PROBE — FAILED (NR 1 FUEL TANK) · airframe 25,242 hrs · 7,335 cycles

NR 1 WING TANK COMP F/S AND TANK UNIT F1 OUT OF LIMITS. ACFT GROUNDED. R & R COMPENSATOR PROBE 15 AND TANK UNT F1 ON NR 1 WING TANK IAW AMM 28-41-21.

Part: PROBE — FAILED (NR 2 FUEL TANK) · airframe 25,246 hrs · 7,337 cycles

WHILE ACCOMPLISHING T/C #NG-28FCD-18090-1, FOUND TANK UNIT F1 OUT OF TOLERANCE IN NR 2 MAIN FUEL TANK. ACFT GROUNDED. TANK UNIT F1 IN MAIN TANK NR 2 REMOVED AND REPLACED IAW AMM 28-41-21. OPERATIONAL CHECKED GOOD.

Part: PROBE — FAILED (NR 2 FUEL TANK) · airframe 25,237 hrs · 7,334 cycles

TOOK OFF WITH BALANCED FUEL IN WINGS 8540. A FEW MINUTES AFTER T/O IN LEFT TURN THE NR 2 WING TANK SHOWED 7.38 WITH AMBER IMBAL A FEW MINUTES LATER IN STABLE WINGS LEVEL CLIMB NR 2 TANK INCREASED TO 7.58 W/IBAL, IN CRUSE, SHOWED 7.52 THEN STABILIZED. TANK TOTALS EQUAL FUEL TOTAL AND WITHIN 200 LBS OF FMC TOTAL AFTER TANK TO ENGINE FEED AVERAGE 1000'LBAL TOD 4.89/3.92 TRIM NORMAL ONO LANDING. ACFT GROUNDED. TANK UNIT F1 IN MAIN TANK NR 2 REMOVED AND REPLACED IAW AMM 28-41-21. OPERATIONAL CHECKED GOOD.

Part: WARNING LIGHT — ILLUMINATED (RT A/C PACK) · airframe 25,151 hrs · 7,313 cycles

CLIMBING OUT OF APPROXIMATELY 3000 FT, RIGHT PACK LIGHT ILLUMINATED. NO MASTER CAUTION. IAW QRH TRIED TO RESET, DID NOT RESET. CONTINUED ON SINGLE PACK. AT FL 350, PACK LIGHT EXTINGUISHED. SWITCHED RIGHT PACK TO AUTO. NORMAL OPS. ON RECALL, RIGHT PACK LIGHT ILLUMINATED, EXTINGUISHED WHEN MASTER CAUTION IS RESET. ACFT GROUNDED. PERFORMED FIM TASK 21-53, TASK 806. INTERMITTENT FAULT. RAN PACK, NO DEFECTS NOTED. RT PACK LIGHT ON RECALL EXPECTED WITH RT PACK. NO DEFECT NOTED.

Part: ACTUATOR — FAILED (RT A/C PACK) · airframe 25,114 hrs · 7,304 cycles

RIGHT PACK LIGHT ILLUMINATED WITH RECALL DURING DESCENT. CLEARS WITH MASTER CAUTION RESET. ACFT GROUNDED. REMOVED AND REPLACED THE RT RAM AIR INLET ACTUATOR IAW AMM 21-51-21/401. OPS CHECKED NORMAL. BITE CHECKED GOOD. NO FAULTS LOGGED.

Part: LENS — MISSING (EMERGENCY LIGHT) · airframe 25,082 hrs · 7,294 cycles

F/A REPORTED EXIT SIGN LENS MISSING. ACFT GROUNED. INSTALLED A NEW LT FWD OVERWING EXIT EMERGENCY SIGN LENS IAW AMM 33-51-01.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 24,430 hrs · 7,106 cycles

AUTOTHROTTLES DISENGAGED AUTOMATICALLY. ACFT GROUNDED. COULD NOT DUPLICATE PROBLEM. PERFORMED A/T CURRENT STATUS TEST & INTERACTIVE SERVOMOTOR TEST, IAW AMM 22-31-00, ALL OPS NORMAL.

Part: OVERHEAT LOOP — FAILED (TAILPIPE) · airframe 24,219 hrs · 7,035 cycles

APU OVERHEAT DETECTOR INOPERATIVE CAUTION LIGHT ILLUMINATED. ACFT GROUNDED. REMOVED AND REPLACED M1925 APU TAILPIPE OVERHEAT DETECTOR IAW AMM 26-15-01-000-802 & AMM 26-15-00-400-802. PERFORMED APU FIRE DETECTION OPERATIONAL TEST IAW AMM 26-15-00-710-801, ALL TESTS PASS.

Part: WIRE HARNESS — WORN (ENGINE) · airframe 24,194 hrs · 7,024 cycles

FOUND WORN AREA ON WIRE HARNESS J9 AT FAN 3 O'CLOCK POSITION. ACFT GROUNDED. ACCOMPLISHED FIBERGLASS TAPE WITH LOCKWIRE REPAIR ON 3 O'CLOCK STRUT J9 HARNESS, ON T3 PROBE SECTION, FWD OF CONNECTOR DP0901 IAW AMM 70-70-01-350-801-F00. ACCOMPLISHED NR 2 ENGINE FADEC SYSTEM TEST. NO FAULTS IAW AMM 73-21-00-700-802-F00.

Part: WARNING MESSAGE — ILLUMINATED (AUTOTHROTTLE) · airframe 24,019 hrs · 6,983 cycles

AUTOTHROTTLE ARM, OFF SWITCH DISENGAGED AUTOTHROTTLE INOPERATIVE, CIRCUIT BREAKER IS IN. ACFT GROUNDED. AUTOTHROTTLE FLIGHT FAULT REVIEW SHOWS FAULT MESSAGE 22-31543 A/T ENG 28VDC INV, ON FLT LEG 7. ACCOMPLISHED A/T OPERATIONAL TEST IAW AMM 22-31-00, OPS CHECKED NORMAL.

Part: WIRE HARNESS — DAMAGED (FIRE DETECTION) · airframe 23,883 hrs · 6,944 cycles

NR 1 ENGINE WIRE HARNESS MW0326 HAS BROKEN SHEILDING. ACFT GROUNDED. REMOVED AND REPLACED CORE FIRE DETECTION HARNESS. OPS NORMAL IAW AMM 26-11-02.

Part: LINKAGE — LOOSE (NR 2 ENGINE) · airframe 23,480 hrs · 6,824 cycles

NR 2 ENGINE INTERSECTION DUCT LOWER ATTACH LINK ASSEMBLY LOOSE. ACFT GROUNDED. REMOVED & REPLACED THE DUCT SUPPORT LINKAGE ASSEMBLY IAW AMM 36-11-01.

Part: START VALVE — FAILED (NR 1 ENGINE) · airframe 22,942 hrs · 6,683 cycles

NR 1 ENGINE NO ROTATION UPON STARTING WITH NO START VALVE LIGHT. GROUNDED, YES. REMOVED AND REPLACED NR 1 ENGINE START VALVE, REF AMM 80-11-03. LEAK AND OPS CHECK GOOD, REF AMM 71-00-00.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHTS) · airframe 22,927 hrs · 6,679 cycles

DURING CLIMB, FA REPORTED FWD EMERGENCY LIGHTS ILLUMINATED. THERE WAS A BRIEF ELECTRICAL ODOR IN THE COCKPIT WHICH DISSIPATED. CIRCUIT BREAKER P18 A11 LIGHTING EMERGENCY CHARGER FWD WAS FOUND TRIPPED. ABOUT 20 MINUTES LATER, FWD EMERGENCY LIGHTS EXTINGUISHED PARTIALLY. ACFT GROUNDED. CHECKED BEHIND P18-3 & IN P5 OVERHEAD PANEL FOR VISIBLE DEFECTS, NONE NOTED AND NO ELECTRICAL ODOR. ACCESSED AND DISCONNECTED ALL FOUR EMERGENCY LIGHT BATTERY PACKS AND RESET THE CIRCUIT BREAKERS, CIRCUIT BREAKERS REMAINED CLOSED. CONNECTED THE BATTERY PACKS SEPARATELY, FOUND PACK M1674 CAUSES BREAKER TO TRIP WHEN CONNECTED. REPLACED THE BATTERY AND POWER SUPPLY M1674. INSTALLATION TEST OK, IAW WDM 33-51-11, 33-51-12 AND AMM 33-51-06.

Part: CONE — WORN (NR 2 ENGINE) · airframe 22,412 hrs · 6,536 cycles

NR 2 ENGINE FRONT SPINNER CONE ANTI-EROSION COATING, ROTATION INDICATOR WORN. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE FRONT SPINNER CONE, IAW AMM 72-21-01-00-801-F00 STEPS 2E AND 2F(1) AND 72-21-01-400-801-F00 STEPS 3F(5) AND 3G.

Part: CONTROL MODULE — FAILED (CABIN PRESSURE) · airframe 22,314 hrs · 6,508 cycles

FOLLOW-UP TO REPORT OF CABIN PRESSURE CONTROL PANEL INTERMITTENT DISPLAYS, REPLACE PANEL FOR BENCH CHECK. ACFT GROUNDED. REMOVED & REPLACED CABIN PRESSURE CONTROL MODULE, IAW AMM 21-31-02. SYSTEM GROUND & MANUAL MODE TEST PASSED. REPLACED R87 AUX MASTER DIM RELAY & R550 BACK LIGHTING CONTROL RELAY, IAW WDM 21-31-25 & 33-18-11. MASTER DIM & TEST PASSED, IAW AMM 33-18-00.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 22,160 hrs · 6,468 cycles

BOTH FMC'S UNABLE TO LINE SELECT 5L INTO SCRATCHPAD ON FIX PAGE, A BEAM ONLY. IN OTHER FMC PAGES, LINE 5L WORKS NORMALLY. ACFT GROUNDED. SPOKE WITH FLIGHT CREW UPON ARRIVAL. CAPT SAID IT STARTED WORKING AFTER HE WROTE IT UP, AND CONTINUED TO OP NORMAL. TESTS IAW AMM TASK 34-61-01-400-802 GOOD. GROUND VERIFICATION GOOD IAW AMM TASK 34-61-00-710-801.

Part: CONTROL MODULE — FAILED (CABIN PRESSURE) · airframe 22,150 hrs · 6,466 cycles

OUTFLOW VALVE POSITION INDICATOR ERRATIC. CYCLING BETWEEN OPEN AND CLOSED. PRESSURIZATION NORMAL. GROUNDED - YES. SPOKE WITH FLIGHT CREW UPON ARRIVAL. ACCOMPLISHED FIM TASK 21-31 TASK 801. NO FAULTS ON BOTH CONTROLLERS AND NO FAULT HISTORY. REPLACED CABIN PRESSURE CONTROL MODULE IAW AMM 21-31-02/401. ACCOMPLISHED GROUND VERIFICATION TEST PER AMM TASK 21-31-00-700-802 AND TASK 21-31-00-710-801. NO FAULTS NOTED.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 22,117 hrs · 6,459 cycles

FRM 21312100 CABIN ALTITUDE IS AT 7000 FT AND DIFFERENTIAL PRESSURE IS AT 8.5 PSI. AIRCRAFT WAS FLOWN AT FL380. ACFT GROUNDED. PERFORMED FIM 21-33 TASK 803, OPS NORMAL.

Part: OUTFLOW VALVE — FAILED (CABIN PRESSURE) · airframe 22,087 hrs · 6,452 cycles

AT 500 FEET ON FINAL, THE AUTO FAIL LIGHT ILLUMINATED ON THE PRESSURIZATION PANEL ALONG WITH GREEN ALTN LIGHT. AT GATE WE FOLLOWED THE QRH AND WHEN I MOVED THE SWITCH TO ALTN THE AUTO FAIL LIGHT WENT OUT. GROUNDED - YES. REMOVED AND INSTALLED NEW OUTFLOW VALVE, REF B737-800 AMM 21-31-03-000-801 & 21-31-03-400-80. RAN OPS CHECK, PRESSURE SYSTEM GROUND TEST PER B737-800 AMM 21-31-00-700-802, OPS NORMAL.

Part: MODULATING VALVE — FAILED (AC BAY) · airframe 21,968 hrs · 6,416 cycles

DURING MASTER CAUTION RECALL, MASTER CAUTION AIR COND LIGHT AND CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED, EXTINGUISHED DURING MASTER CAUTION RESET. ACFT GROUNDED. R & R LT PACK TEMP CONTROL MODULATING VALVE IAW AMM 21-51-10, OPS CHECK NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN TEMP) · airframe 21,963 hrs · 6,414 cycles

CONTROL CABIN ZONE TEMP LIGHT ILLUMINATES ON RECALL. GOES OUT ON MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED FIM 21-62 TASK 848. LIGHT DID NOT ILLUMINATE. PERFORMED BITE B737-800 FIM 21-62 TASK 801. NO FAULTS LOGGED. OPERATED PACK. NO ZONE TEMP LIGHT ILLUMINATED. FAULT IS INTERMITTENT, IAW FIM 21-62 TASK 842.

Part: EXCITER — FAILED (APU) · airframe 21,947 hrs · 6,405 cycles

APU FAULT LIGHT ILLUMINATES DURING START. ACFT GROUNDED. REMOVED AND REPLACED EXCITER IGNITION UNIT IAW AMM 49-41-31.

Part: COMPENSATOR — FAILED (NR 2 FUEL TANK) · airframe 21,810 hrs · 6,360 cycles

NR 2 MAIN FUEL TANK AUTO SHUT OFF AT 8,260 LBS. ACFT GROUNDED. REMOVED NR 2 MAIN TANK ACCESS PANEL 632AB IAW AMM 28-11-11. REMOVED AND REPLACED NR 2 MAIN TANK COMPENSATOR PROBE IAW AMM 28-41-21. INSPECTED AREA, OK TO CLOSE ACCESS PANEL 632AB. INSTALLED AND TORQUED ACCESS PANEL 632AB LEAK CHECKED GOOD IAW AMM 28-11-11. FQIS COMPARISON CHECK GOOD IAW AMM 28-41-00-720-801.

Part: SKIN — CRACKED (RT HORIZ STAB) · airframe 21,790 hrs · 6,352 cycles

CRACK NOTED ON RT HORIZONTAL STABILIZER JUST INBD OF STABILIZER STA 147.9. CRACK IS APPROXIMATELY 1" LONG AND IS APPROXIMATELY 8" FWD OF REAR SPAR. CRACK IS MARKED IN RED. ACFT GROUNDED. REPAIRED LOWER SKIN ON RT HORIZONTAL STABILIZER AT STA 147.9 IAW SRM 55-10-01-2R-11 AND TOP COATED IAW AMM 51-21-99.

Part: SKIN — CRACKED (LT HORIZ STAB) · airframe 21,790 hrs · 6,352 cycles

CRACK NOTED ON LT HORIZONTAL STABILIZER JUST INBD OF STABILIZER, STA 138.7, CRACK IS APPROXIMATELY 1.5" LONG AND IS NEXT TO DRAIN HOLE. CRACK IS MARKED IN RED. ACFT GROUNDED. REPAIRED LOWER SKIN ON LT HORIZONTAL STABILIZER AT STABILIZER STA 138.7 IAW SRM 55-10-01-2R-11 AND TOP COATED IAW AMM 51-21-99.

Part: FLOOR PANEL — CORRODED (CARGO BAY) · corrosion level 2 · airframe 21,790 hrs · 6,352 cycles

PARTS RACK, AFT PIT FLOOR PANEL 140BF HAS CORROSION ALL AROUND. ACFT GROUNDED. CORROSION ON FLOOR PANEL FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1, MATERIAL ID FOR FLOOR PANEL 2024-T3, CLAD .071 IAW DWG 453A2610, REV K FABRICATED FLOOR PANEL IAW DWG 453A2610, REV E ALODINED AND PRIMED IAW SRM 51-20-01.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 21,318 hrs · 6,216 cycles

DURING PREFLIGHT SAW MAP ON F/O FMC AND SINGLE FMC OPERATIVE. ACFT GROUNDED. ACCOMPLISHED OPS TEST OF FMCS IAW AMM 34-61-00-710-801. OPS CHECKED NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN PRESSURE) · airframe 20,910 hrs · 6,111 cycles

ON SHORT FINAL AUTOFAIL ILLUMINATED ON PRESSURIZATION PANEL. ACFT GROUNDED. PLACED CONTROL TO MANUAL & BACK TO AUTO, FAULT CLEARED NR 2 CONTROLLER FAULTED OUTFLOW VALVE. NR 1 AND NR 2 PRESSURIZATION SYS GROUND TEST, OPS CHECKS NORMAL.

Part: UNKNOWN — ODOR (COCKPIT) · airframe 20,483 hrs · 5,996 cycles

ON DEPARTURE FROM DCA FLAPS 15 BLEEDS OFF RWY 1 JUST AFTER LIFTOFF COCKPIT BEGAN FILLING WITH SMOKE AND FUMES, THICKEST SMOKE AFTER 1 MIN, DISSIPATED COMPLETELY BY 4 MIN SUSPECT MASSIVE INJECTION OF DE-ICE FLUID TYPE IV INTO AC SYS THROUGH APU INLET. ACFT GROUNDED. DEBRIEFED FLIGHT CREW, ENGINE BLEEDS WERE OFF, LT PACK ON APU, VERIFIED AFTER FUMES DISSIPATED NO SMELL WAS NOTED IN REMAINDER OF 5 HR FLIGHT BY FLIGHT CREW OR F/A. PERFORMED APU OIL CONTAMINATION REMOVAL IAW AMM TASK 21-00-01-100-801, PG 3, TASK 05-51, TASK 814. OPERATED APU WITH STINGER, PNEUMATIC AIRFLOW TESTER, CONNECTED FOR 20 MINUTES, NO ODOR DETECTED IN CABIN.

Part: CONVERTER — FAILED (APU STARTER) · airframe 20,181 hrs · 5,914 cycles

APU FAULT LIGHT ON FIRST START ATTEMPT. ACFT GROUNDED. ACCOMPLISHED FIM 49-40 TASK 821. NO CURRENT FAULTS. HISTORY SHOWS MESSAGE 49-41254. HAS HISTORY OF PRIOR OCCURRENCES. REF AMM 49-41-61-400-801, R & R APU START CONVERTER UNIT. OPS TEST NORMAL.

Part: SATCOM — LOCKED · airframe 20,098 hrs · 5,890 cycles

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

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN TEMP) · airframe 20,097 hrs · 5,889 cycles

DURING RECALL, THE CONTROLLER CABIN ZONE TEMP LIGHT STAYED ON. IT WENT OUT WHEN RESET. ACFT GROUNDED. CONFIRMED CONTROLLER CAB ZONE TEMP ANNUNCIATOR ILLUMINATED WITH MASTER CAUTION RECALL AND EXTINGUISHES WITH RESET. PERFORMED CABIN TEMP CONTROLLER BITE ON BOTH ZONE/TEMP CONTROLLERS, REF AMM 21-61-00, FOUND NR 2 CONTROLLER WITH FLT DECK ZONE TRIM VALVE RED FAULT LIGHT ON. CONTINUED WITH BITE TEST AND FAULT CLEARED. BOTH CONTROLLERS, OPS NORMAL. COCKPIT CONTROLLER CABIN ZONE TEMP ANNUNCIATOR REMAINS EXTINGUISHED WITH MASTER CAUTION RECALL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 19,981 hrs · 5,852 cycles

FMC DISAGREE ILLUMINATED ON THE GROUND. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. FMC DISAGREE MESSAGE CLEARED.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHT) · airframe 19,809 hrs · 5,806 cycles

LEFT AFT EMERGENCY LIGHT FAILED TEST FROM TASK CARD 78233001. ACFT GROUNDED. LEFT AFT EMERGENCY LIGHT BATTERY PACK. R & R IAW AMM 33-51-06. OPS CHECK GOOD.

Part: LAMP — FAILED (EMERGENCY LIGHT) · airframe 19,531 hrs · 5,727 cycles

OVERHEAD EMERGENCY AISLE SPOTLIGHT AT ROW 1 IS INOPERATIVE. ACFT GROUNDED. RELAMPED ROW 1 OVERHEAD EMERGENCY AISLE SPOTLIGHT, OPS NORMAL.

Part: CIRCUIT BREAKER — FAILED (FLIGHT DECK) · airframe 19,370 hrs · 5,686 cycles

ON ENGINE SHUTDOWN THE NR 1 TRANSFER BUS OFF LIGHT CAME ON. ACFT GROUNDED. ISOLATED TO FAULTY BUS TIE BREAKER C804. R & R C804 BUS TIE BREAKER NR 1 IAW MM 24-21-41. TESTS GOOD IAW SAME. NR 1 GCU CHECKS GOOD IAW INSTRUMENT TEST MM 24-21-81.

Part: CONNECTOR — MISINSTALLED (WINDOW HEAT) · airframe 19,242 hrs · 5,655 cycles

CAPT'S WINDOW HEAT CONNECTOR AT L2 WINDOW CLOCKED INCORRECTLY. ACFT GROUNDED. RECLOCKED CAPT'S WINDOW HEAT CONNECTOR AT L2 WINDOW. REF MM TASK 56-12-11-420-006 STEP F, 5. WINDOW HEAT CHECKED GOOD. REF MM TASK 30-41-00-710-801.

Part: VALVE — FAILED (NR 1 INLET) · airframe 19,043 hrs · 5,595 cycles

NR 1 ENGINE ANTI-ICE COWL VALVE OPEN, LIGHT ON WHEN ANTI-ICE SWITCH IS OFF. ACFT GROUNDED. REPLACED NR 1 ENGINE COWL TAI VALVE REF MM 30-21-11-000-801 AND 30-21-11-400-801. PERFORMED OPS TEST, REF MM 30-21-00-710-801, OPS CHECKS NORMAL. ETOPS GROUND VERIFICATION TEST PASS SUCCESSFUL, REF MM 30-21-00.

Part: ANTI-ICE VALVE — MALFUNCTIONED (NR 1 ENGINE) · airframe 18,957 hrs · 5,567 cycles

AFTER ENGINE SHUTDOWN, NR 1 COWL VALVE OPEN LIGHT. REMAINED ON WITH ENGINE ANTI-ICE SWITCH OFF. ACFT GROUNDED. CYCLED NR 1 ENGINE COWL VALVE SWITCH. LIGHT EXTINGUISHED. PERFORMED NR 1 ENGINE COWL ANTI-ICING OPS CHECK IAW AMM 30-21-00-710-801, OPS CHECK NORMAL.

Part: CONNECTOR — LOOSE (ANTI ICE VALVE) · airframe 18,867 hrs · 5,539 cycles

INTERMITTENT DIM FLASHING OF LT ANTI-ICE COWL VALVE OPEN LIGHT ON CLIMBOUT WITH ENGINE ANT-ICE SWITCH OFF. UPON ENCOUNTERING ICING CONDITIONS, THE SWITCH AND LIGHT OPERATED NORMALLY AND NO FURTHER FLASHING OCCURRED IN EITHER SWITCH ON OR OFF POSITION THE REST OF THE FLIGHT. WHILE WE HAD THE INITIAL PROBLEM, THERE WAS NO ANTI-ICE INDICATION ABOVE THE N1 GAUGES ON THE UPPER D/U. ACFT GROUNDED. FOUND CONNECTOR DP1303 EXTREMELY LOOSE, CLEANED, GVI, RANGE 1 COWL TAI VALVE CKS GOOD THEN RE-CONNECTED REF WDM 30-21-11. ACCOMPLISHED NR 1 ENG COWL ANTI-ICING. OPS TEST REF MM 30-21-00, OPS CK GOOD NO HISTORY.

Part: SATCOM — LOCKED · airframe 18,726 hrs · 5,492 cycles

SATCOM LOCKUP, ACFT GROUNDED. SATCOM RESTORED IAW QRH.

Part: STATIC INVERTER — WARNING LIGHT · airframe 18,671 hrs · 5,470 cycles

ELECTRIC LIGHT REMAINS ILLUMINATED ON OVERHEAD ELECTRICAL PANEL. ACFT GROUNDED. PERFORMED FIM 24-31, TASK 801, ELECTRIC LIGHT BITE CK. LOGGED STAT INV INOPERATIVE FAULT. IAW TECH SERVICES REQUEST, REPLACED STATIC INVERTER REF MM 24-34-21 & FAULT CLEARED. ALSO INSPECTED CONNECTOR D46 & TERMINALS ON W2536-0506-08 & W2536-0513-08, NO DEFECTS FOUND.

Part: REGULATOR — FAILED (BLEED AIR) · airframe 18,666 hrs · 5,469 cycles

BLEED AIR VALVES LT CIRCUIT BREAKER TRIPPED, P6-4, NR 7. ACFT GROUNDED. GVI P6-4 CIRCUIT BREAKER PANEL NO FAULT FOUND RESET CIRCUIT BREAKER. CIRCUIT BREAKER TRIPPED AGAIN. DISCONNECT DP1102, CIRCUIT BREAKER STAYED IN. SUSPECT M1180 ENG 1 BLEED AIR REGULATOR. REPLACED NR 1 ENGINE. BLEED AIR REGULATOR, IAW MM 36-11-03. ACCOMPLISHED INSTALLATION TEST IAW SUBTASK 36-11-03-860-004. CIRCUIT BREAKER REMAINS IN.

Part: LIGHT — FALSE ACTIVATION · airframe 18,663 hrs · 5,467 cycles

DURING TAXI, ELECTRONIC LIGHT ILLUMINATED, RAN QRH RETURN TO GATE. ACFT GROUNDED. PERFORMED FIM 24-31, TASK 801, ELECTRIC LT BITE CK. LOGGED STAT INV INOPERATIVE FAULT. PERFORMED FIM 24-34, TASK 801 & FAULT CLEARED, REF LOG 11411176 FOR ETOPS TOP DEFERRAL.

Part: INVERTER — FAILED (FLIGHT DECK) · airframe 18,666 hrs · 5,469 cycles

LIGHT ILLUMINATED ON RECALL. ACCOCIATED ELECTRIC LIGHT ILLUMINATED OVERHEAD ELECTRICAL PANEL. ACFT GROUNDED. ACCOMPLISHED ELECTRIC LIGHT MESSAGE BITE, REF FIM24-31, TASK 801, LOGGED "SPCU INOP" FAULT, UNABLE TO CLEAR. ACCOMPLISHED FIM 24-34, TASK 802. REPLACED SPCU REF MM24-34-11-000-801. OPS NORMAL. ELECTRIC LIGHT REMAINS EXTINGUISHED. TECH SERVICES REQUESTS FOLLOW UP. R & R INVERTER RCCB, C1341, REF AMM 24-34-31. OPS TST GOOD.

Part: CONTROL UNIT — FAILED (WINDOW HEAT) · airframe 18,645 hrs · 5,463 cycles

F/O WINDSHIELD HEATS UP BUT IT WILL NOT TEST PROPERLY, THE OVERHEAT LIGHT DOES NOT LIGHT UP FOR OVERHEAT TEST AND ON FRONT OF CONTROL BOX IN ELECTRONIC EQUIPMENT, LIGHT TEST DOESN'T WORK AND BITE TEST DOESN'T WORK. ACFT GROUNDED. R & R F/O'S WINDSHIELD HEAT CONTROLLER IAW AMM 30-41-11-000-801 AND 30-41-11-400-801, OPS CHECK GOOD. GROUND FUNCTIONAL CHECK GOOD IAW AMM 30-41-11-710-801.

Part: LIGHT — FALSE ACTIVATION · airframe 18,635 hrs · 5,461 cycles

ELECTRICAL LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED FIM TASK 24-31, TASK 801, FOUND TO BE AN INTERMITTENT FAULT.

Part: CONTROL PANEL — FAILED (METER BATTERY) · airframe 18,352 hrs · 5,367 cycles

ELECTRIC LIGHT ILLUMINATED ON GROUND PRIOR TO TAKEOFF. ACFT GROUNDED. R & R ELECTRICAL METER BATTERY PANEL 24-21-53. OPS CHECK NORMAL.

Part: STATIC INVERTER — FAULTED (EE BAY) · airframe 18,341 hrs · 5,364 cycles

ELECTRONIC LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED ELECTRIC LIGHT MESSAGE BITE PROCEDURE IAW FIM 24-31, TASK 801, STATIC INVERTER 1 FAULT SHOWS. REPLACED STATIC INVERTER IAW AMM 24-34-21.

Part: BATTERY — FAILED (MASTER) · airframe 18,341 hrs · 5,364 cycles

APU FAULT LIGHT ILLUMINATED. ACFT GROUNDED. FOUND THE FOLLOWING FAULTS ON APU MAINTENANCE FAULT HISTORY: 49-11019, 49-41012. AND 49-41-1. APU WILL START FINE WITH EXTERNAL POWER BUT WILL SHUTDOWN ALONG WITH AC LOSING ELECTRICAL POWER AS SOON AS THE APU BUSSES ARE TURNED ON, EITHER. TRYING TO START THE APU ON BATTERY POWER ALONE, THE K8 RELAY ON THE SPCU RAPIDLY CLICKS. THE APU NEVER SPOOLS UP, "ELEC" FAULT COMES ON FOR THE STATIC INVERTER, THEN THE APU STOPS THE START CYCLE. WAITING FOR SPCU TO BE DELIVERED. REPLACED SPCU, REF MM 24-34-11. NO HELP, REINSTALLED ORIGINAL UNIT. REPLACED BOTH MAIN BATTERIES, REF MM 24-31-11. "ELEC" FAULT CLEARED. ALL OPS NORMAL IAW SAME. APU OPS TEST NORMAL, REF MM 49-11-00.

Part: STATIC INVERTER — MALFUNCTIONED (EE BAY) · airframe 18,347 hrs · 5,366 cycles

DURING LANDING ROLL THE ELECTRIC LIGHT ILLUMINATED. ACFT GROUNDED. TROUBLESHOT TO STATIC INVERTER. R & R STATIC INVERTER IAW AMM 24-34-21-000-801 AND 24-34-21-400-801. STATIC INVERTER OPS CHECK GOOD AND ELECTRIC LIGHT REMAINED OUT.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 18,304 hrs · 5,349 cycles

FMC DISAGREE MESSAGE ON GROUND, AFTER TAKEOFF FLAPS SELECTED. ACFT GROUNDED. PERFORMED FMC DISAGREE QRH. OPS NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (STATIC INVERTER) · airframe 18,298 hrs · 5,348 cycles

ELECTRIC LIGHT ILLUMINATED ON OVERHEAD PANEL. ACFT GROUNDED. BITE SHOWS STATIC INVERTER INOPERATIVE, ACCOMPLISHED FIM 24-34, TASK 801, FAULT CLEARED, ELECTRIC LIGHT TEST. NO HISTORY PAST 30 DAYS.

Part: WARNING FLAG — FALSE ACTIVATION (NOT REPORTED) · airframe 18,294 hrs · 5,347 cycles

CAPTAIN FOUND FLAG ILLUMINATED. ACFT GROUNDED. TROUBLESHOT IAW FIM TASK 22-11-00-810-801. NO FD BOV FAULTS IN DFCS HISTORY. ALL AUTO TESTS PASS. PERFORMED DFCS ADDITIONAL TEST FOR FLIGHT DIRECTOR, BITE LIBRARY GROUP 12, REF AMM 22-11-00, ALL TESTS PASS. NO PREVIOUS HISTORY LAST 30 DAYS.

Part: COMPUTER — FAILED (EE BAY) · airframe 18,294 hrs · 5,347 cycles

AFTER START, THE L NAV WOULD NOT ENGAGE AND THE AUTO THROTTLES WOULD NOT ARM AND ON MASTER CAUTION RECALL THE SPEED TRIM AND MACH TRIM LIGHTS ILLUMINATED. ACFT GROUNDED. FFR REVEALS MULTIPLY FCC "A" FAULTS. REPLACED FCC "A" IAW MM 22-11-33. GROUND VERIFICATION SUCCESSFUL, NO FAULTS NOTED.

Part: APU — MALFUNCTIONED · airframe 18,288 hrs · 5,344 cycles

APU WILL NOT START. ACFT GROUNDED. PERFORMED APU BITE PROCEDURE IAW AMM 49-61-00-700-801, NO CURRENT FAULTS. PERFORMED APU STARTING AND OPERATION IAW AMM 49-11-00-860-801. USED BATTERY ONLY FOR FOUR STARTS AND WITH GROUND POWER CONNECTED TWICE. ALL STARTS SUCCESSFUL. SHUTDOWN APU IAW AMM 49-11-00-860-802. NO HISTORY LAST 30 DAYS.

Part: SATCOM — MALFUNCTIONED · airframe 18,236 hrs · 5,329 cycles

SATCOM RECEIVES VOICE OK BUT VOICE DOES NOT GO OUT. VERIFIED WITH DISPATCH VIA ACARS COMMUNICATION. ACFT GROUNDED.

Part: CONTROL VALVE — MALFUNCTIONED (LT A/C PACK) · airframe 18,161 hrs · 5,311 cycles

LEFT "PACK" LIGHT ILLUMINATED DURING CRUISE FLIGHT. LIGHT EXTINGUISHED WITH MASTER CAUTION PUSH TO RESET. QRH PROCEDURE ACCOMPLISHED. ACFT GROUNDED. PERFORMED BITE CHECK, FOUND LT TEMP CONTROL VALVE INOPERATIVE. REPLACED LT TEMP CONTROL VALVE. ACCOMPLISHED BITE CHECK OPS CHECK GOOD. PERFORMED LEAK CHECK, LEAK CHECK GOOD. REF AMM 21-51-10-400-801.

Part: WARNING LIGHT — FALSE ACTIVATION (NR 1 A/C PACK) · airframe 18,152 hrs · 5,309 cycles

AIRBORNE NR 1 PACK LIGHT ILLUMINATED ON AIR CONDITIONING PANEL MASTER CAUTION RESET EXTINGUISHES LIGHT. ACFT GROUNDED. PERFORMED TEMP CONTROL BIT TEST REF MM 21-61-00 TCV FAULT CLEARED, NO HISTORY PAST 30 DAYS. OK FOR SERVICE.

Part: INDICATOR — INOPERATIVE · airframe 17,923 hrs · 5,236 cycles

F/O COURSE WINDOW BLANK. ACFT GROUNDED. FOUND MCP DC1 CB OUT AT P18-1 RESET CIRCUIT BREAKER IAW 20-60-01 AND OPS NORMAL DISPLAY.

Part: SATCOM — MALFUNCTIONED · airframe 17,917 hrs · 5,234 cycles

UNABLE SATCOM CONTACT WITH MEDLINK OR DISPATCH, ACARS CDU INDICATED GOOD CONNECTION & CALL. NO SIDE TONE. HF BUTTONS SET CORRECTLY GOOD LIGHT. MIC SELECTOR SET ALSO. ATTEMPTED ON BOTH 1 AND 2. ACFT GROUNDED. UNABLE TO CONFIRM FAULT, BOTH SATCOM NR 1 AND NR 2 SYSTEMS GROUND FUNCTIONAL TESTS NORMAL REF AMM TASK 23-15-00-730-801.

Part: INDICATOR — MALFUNCTIONED (FUEL) · airframe 17,654 hrs · 5,151 cycles

ON CLIMBING THRU APPROXIMATELY 12,000 NR 1 FUEL TANK INDICATED APPROXIMATELY 1,000 IMBALANCE. VERBAL DEBRIEF OF CREW INDICATES LT SIDE INDICATED LOW. INDICATED IMBALANCE, HAD NO EFFECT ON FLIGHT CHARACTERISTICS OF ACFT ACCORDING TO CREW DEBRIEF. ACFT GROUNDED. COULD NOT DUPLICATE. OPS CHECK GOOD REF MM 28-41-00. NO FLT FAULTS RECORDED. NO HISTORY PAST 30 DAYS.

Part: PITOT TUBE — FAILED (FWD FUSELAGE) · airframe 17,652 hrs · 5,150 cycles

AFTER ENGINE START, NOTICED THE "AUX PITOT" LIGHT ILLUMINATED. FOUND CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. CIRCUIT BREAKER D6 ON P18-3 OUT. GVI BEHIND P18-3, IAW MM 20-60-01. NO DEFECTS. REPLACED AUX PITOT PROBE IAW MM 34-11-01-000-801 & 34-11-01-400-801. OPS NORMAL IAW MM 34-11-01. ETOPS GROUND VERIFICATION TEST SUCCESSFUL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 17,324 hrs · 5,043 cycles

FMC DISAGREE MESSAGE ON GROUND PRIOR TO DEPARTURE. ACFT GROUNDED. CORRECTED IAW QRH PROCEDURE.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 17,236 hrs · 5,018 cycles

DURING DESCENT FOUND RT PACK LIGHT ON. EXTINGUISHED WITH MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED BITE OF NR 1 & NR 2 TEMP CONTROLLERS. CLEARED TCV ON NR 2 CONTROLLER. NO FAULTS PACK LT OFF ON RECALL.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 17,207 hrs · 5,009 cycles

AUTOTHROTTLE KEEPS DISENGAGING. ACFT GROUNDED. ACCOMPLISHED FIM 22-31, TASK 801. NO CURRENT FAULTS OR INFLIGHT FAULTS GOING BACK 10 LEGS. ALL INTERACTIVE TESTS PASSED. NO HISTORY 90 DAYS.

Part: FMC — FAILED (EE BAY) · airframe 17,194 hrs · 5,003 cycles

LT & RT FMC'S NAV DATA OUT-OF-DATE. ACFT GROUNDED. CONFIRMED FAULT, AFTER UPDATING LT FMC WITH PDL, IT WILL NOT CROSS LOAD TO THE RT FMC. FOUND DEFECTIVE RT FMC COMPUTER. REPLACED RT FMC COMPUTER REF AMM TASK 34-61-02, OPS CK NORMAL. ACCOMPLISHED FMCS PERFORMANCE FACTORS ADJUSTMENT REF AMM TASK 34-61-00-800-801.

Part: FMC — FAILED · airframe 17,194 hrs · 18,908 cycles

ATTEMPTED TO ACCOMPLISH T/C N8234000, FMC NAV DATA UPDATE. LOADED NEW NDB ASA1150501 INTO LT FMC BUT CROSSLOAD TO RT FMC FAILED, UNABLE TO COMPLETE T/C. ACFT GROUNDED. REF AMM 34-61-00, RE-LOADED OLD, CURRENT THRU APR 29, 2015, NDB INTO LT FMC AND SUCCESSFULLY CROSSLOADED, NDB ASA1150401, INTO RT FMC. BOTH FMC'S OPS NORMAL IAW ABOVE AMM REF ETOPS GND VERIFICATION SUCCESSFUL.

Part: SATCOM — MALFUNCTIONED · airframe 17,178 hrs · 5,000 cycles

SATCOM AUDIO UNAVAILABLE, SAT 1 OR SAT 2, CALLS GO OUT OK AND APPEARED ANSWERED ON SAT PHONE COM PAGE. DISPATCH CONFIRMED THEY CAN HEAR ACFT. CREW UNABLE TO HEAR OTHER END OF CALL ON AUDIO PANELS 1 AND 2. ACFT GROUNDED.

Part: CONTROLLER — MALFUNCTIONED (CABIN TEMP) · airframe 17,158 hrs · 4,994 cycles

ZONE TEMP. ANNUNCIATOR LIGHT CAME ON DURING RECALL. FOLLOWED QRH PROCEDURE. ACFT GROUNDED. ACCOMPLISHED ZONE TEMP CONTROL BITE AMM 21-61-00. OPS CHECK NORMAL GROUND VERIFICATION SUCCESSFUL NO HISTORY 30 DAYS.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 17,120 hrs · 4,981 cycles

FMC DISAGREE ON GROUND. ACFT GROUNDED. PERFORMED QRH PROCEDURE AND LIGHT WENT AWAY.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 17,097 hrs · 4,975 cycles

DATA LINK FULL. ACFT GROUNDED. ACCOMPLISHED QRH PROCEDURE. OPS NORMAL. REF MM 34-61-01-800-801.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 17,020 hrs · 4,956 cycles

FMC DATA LINK FULL MESSAGE, ACFT GROUNDED. CLEARED USING QRH CHECKLIST.

Part: FLANGE — CRACKED (NR 2 ENGINE) · airframe 16,701 hrs · 4,876 cycles

NR 2 ENG REAR FLANGE IS CRACKED AT 2 FASTENER LOCATIONS. ACFT GROUNDED. REMOVED NR 2 ENGINE TFR FLANGE IAW MM 72-56-00-000, STEP 2E 3 AND F (1)-(3). INSTALLED NEW TFR FLANGE PER MM 72-56-00-400 STEP 3F, 2 AND 3 AND G 1.

Part: FMC — FAILED (NR 2) · airframe 16,375 hrs · 4,781 cycles

NR 2 FMS VTK ON NAV DISPLAY. ACFT GROUNDED. PERFOMED FIM 34-61 TASK 801. FMCS BITE RT FMC SHOWS FAILED. REPLACED RT FMC IAW AMM 34-61-02. INSTALLATION TEST PASSES. GROUND VERIFICATION TEST OK. ACFT OK TO CONTINUE SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 16,340 hrs · 4,773 cycles

FMC DISAGREE ON THE GROUND. ACFT GROUNDED. ACCOMPLISHED QRH. OPS NORMAL.

Part: WEB — CRACKED (FUSELAGE) · airframe 16,159 hrs · 4,733 cycles

FLIGHT DECK FLOOR HAS A DEEP DENT JUST AFT OF CENTER CONSOLE. ACFT GROUNDED. REMOVED RIVET IAW SRM 51-40-02. CRACK NOTED IAW NDTM PT 6 51-00-00 PROC 16. REPAIRED CRACK IAW SRM 33-10-51. TOP COATED REPAIR IAW AMM 51-21-73.

Part: BUTTON — WORN (FLIGHT DECK) · airframe 16,095 hrs · 4,710 cycles

THE NR 7 ON THE F/O FMC TOUCH PAD IS MISSING THE STICKER THAT SAYS " 7 ". ACFT GROUNDED. REPLACED KEYBOARD REF MM 34-61-01.

Part: PROBE — FAILED (TAT) · airframe 15,143 hrs · 4,458 cycles

AMBER "TEMP PROBE" LIGHT ILLUMINATED DURING CRUISE FLIGHT. ACFT GROUNDED. REPLACED TAT IAW MM 34-21-06.

Part: FLOORBEAM — CORRODED (BS 772) · corrosion level 2 · airframe 14,816 hrs · 4,346 cycles

AFT CARGO BAY FLOORBEAM TEE AT BS 772 CORRODED. ACFT GROUNDED. R & R FLOORBEAM TEE IAW AMM 25-52-10.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 14,309 hrs · 4,194 cycles

FMC DISAGREE ILLUMINATED. ACFT GROUNDED. PERFORMED QRH PROCEDURE AND MESSAGE CLEARED.

Part: SENSOR — INTERMITTENT (NR 2 N2 SPEED) · airframe 14,235 hrs · 4,172 cycles

NR 2 ENGINE ACMS DATA CONTINUES TO SHOW INTERMITTENT N2 VALUES FROM OIP REPORT 7. TAKEOFF AND CRUISE ACMS REPORTS SHOW NORMAL PARAMETERS PRI: 1ETOPS SIGNIFICANT SYSTEM. ACFT GROUNDED. REPLACED NR 2 ENGINE, N2 SPEED SENSOR REF AMM 77-11-02. PERFORMED N2 SPEED SENSOR INSTALLATION TEST REF AMM 71-00-00-800-811-FOO, TEST 3A REF. AMM 71-00-00-700-801-F00 AND TEST 13 REF. AMM 71-00-00-700-808-F00. TEST PASSED. NO LEAKS NOTED. NO FAULTS NOTED.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 14,121 hrs · 4,141 cycles

FMC DISAGREE ON GROUND. ACFT GROUNDED. QRH FOLLOWED, NORMAL OPS RESTORED.

Part: PANEL — LOOSE (NR 1 ENGINE) · airframe 13,907 hrs · 4,079 cycles

NR 1 ENGINE, NR 3 FAN DUCT PANEL HAS FASTENER PULLED THROUGH. NR 7 AND 11 FAN DUCT PANELS ARE LOOSE. ACFT GROUNDED. R & R NR 3 FAN DUCT PANEL ON NR 1 ENGINE IAW AMM 72-23-07. TIGHTENED FAN DUCT PANELS NR 7 & 11 ON NR 1 ENGINE IAW AMM 72-23-07.

Part: TRANSCEIVER — FAILED (WX RADAR SYS) · airframe 13,856 hrs · 4,061 cycles

POWER FAIL LIGHT. ACFT GROUNDED. PILOTS REPORTED A WX RADAR FAIL MESSAGE ON INTERMITTENTLY. WX RADAR TESTED OK. WX RADAR RETURNS NOT DISPLAYED IN AUTO MODE. REPLACED WX RADAR TRANSCEIVER IAW MM 34-43-41, GROUND VERIFICATION & OPS CHECKED NORMAL.

Part: DRIVE UNIT — FAILED (WX RADAR SYS) · airframe 13,735 hrs · 4,018 cycles

POWER FAIL LIGHT ILLUMINATED. ACFT GROUNDED. R & R WEATHER RADAR ANTENNA DRIVE UNIT IAW AMM 34-43-11. GROUND FUNCTIONAL TEST GOOD IAW AMM 34-43-00.

Part: IGNITER — FAILED (APU) · airframe 13,654 hrs · 3,987 cycles

APU FAULT LIGHT ILLUMINATED. ACFT GROUNDED. VERIFIED FAULT LIGHT IAW FIM TASK 802. NO IGNITION. REPLACED APU IGNITOR PLUG, LEAD, & IGNITION UNIT REF TASK 49-41-31-000-801, 49-41-51-000-801, 49-41-31-400-801 & 49-41-51-400-801. ACCOMPLISHED APU STARTING AND OPS TASK 49-11-00-860-801, OPS/RUN NORMAL, NO FAULTS.

Part: CONTROL VALVE — MALFUNCTIONED (LT A/C PACK) · airframe 13,471 hrs · 3,937 cycles

LEFT PACK LIGHT ON RECALL EXTINGUISHES WITH MASTER CAUTION. ACFT GROUNDED. REPLACED LT TEMP CONTROL VALVE. OPS CHECKED NORMAL, NO LEAKS NOTED, IAW MM 21-51-10.

Part: SATCOM — MALFUNCTIONED · airframe 13,460 hrs · 3,935 cycles

UNABLE TO ESTABLISH CONTACT ON SATCOM 1 OR 2, CALLING PARTY ANSWERS BUT UNABLE TO HEAR US. ACFT GROUNDED. GROUND VERIFICATION PASSES ON BOTH SAT 1 & SAT 2 WAS ABLE TO ESTABLISH CONTACT WITH DISPATCH, ON SAT 1 & 2. ACCOMP. SAT COMM. VOICE TEST OUT GOING CALLS AND INCOMING CALLS FOR BOTH NR 1 & NR 2 SAT REF MM 23-15-00-730-801.

Part: WARNING FLAG — FALSE ACTIVATION · airframe 13,375 hrs · 3,913 cycles

POWER FAIL FLAG SHOWED UP ON NAV DISPLAY AFTER LANDING. ACFT GROUNDED. NO PERTINENT FAULTS FOUND ON FMC, DFGS, IRS, AND CDU. ACCOMPLISHED TASK 34-43-00-710-802-001. OP CHECKED GOOD.

Part: CONVERTER — DAMAGED (A/C PACK)

1 .5 INCHES OF THE CENTER CORE IF THE CATALYTIC OZONE CENTER SEGMENT IS MISSING.

Part: CONVERTER — DAMAGED (CATALIYTIC OZONE)

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

Part: CONVERTER — DAMAGED (CATALYTIC OZONE)

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

Part: ACTUATOR — FAULTED (RAM AIR INLET) · airframe 12,885 hrs · 3,784 cycles

LEFT PACK ANNUNCIATOR LIGHT ILLUMINATE ON RECALL. LIGHT DOES RESET. ACFT GROUNDED. PERFORMED FIM TASK 21-61, TASK 801, CABIN TEMP CONTROLLER BITE ON LT CONTROLLER INDICATES RAM DOOR ACTUATOR FAULT. REPLACED RAM AIR INLET ACTUATOR LT SIDE REF AMM 21-51-21-000-801 AND 21-51-21-400-801. OPS CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 12,783 hrs · 3,755 cycles

DURING TAXI OUT, SCRATCH PAD MESSAGE "FMC DISAGREE", ACFT GROUNDED. RAN APPROPRIATE QRH AND CLEARED MESSAGE.

Part: DISPLAY — MALFUNCTIONED (COCKPIT) · airframe 12,707 hrs · 3,737 cycles

F/O MCDU WENT BLANK ON POWER TRANSFER TO ENGINE GENERATORS. ACFT GROUNDED. RESET POWER, SYS RESET IAW AMM 34-61-0034-61-01-000-802 & MM 34-61-01-400-802 - OPS NORMAL. IAW MM 34-61-00-750-802, VERIFIED MCDU OPS SOFTWARE 3463-SMI-001-02 INSTALLED.

Part: DISPLAY — INOPERATIVE (COCKPIT) · airframe 12,607 hrs · 3,711 cycles

FIRST OFFICER MCDU BLANK AFTER LOOSING EXTERNAL POWER AT THE GATE. ACFT GROUNDED. CYCLED ACFT POWER & F/O MCDU RECOVERED. OPS CK GOOD IAW MM 34-61-01.

Part: FMC — MALFUNCTIONED · airframe 12,216 hrs · 3,602 cycles

POWER SURGE DURING SHUTDOWN FROM EXTERNAL POWER. NO POWER TO FOS FMC. ACFT GROUNDED. CYCLED NR 2 FMCS CIRCUIT BREAKERS, FMC RESTORED, CDU RESTORED. NO HISTORY, SEAM C.

Part: WARNING MESSAGE — FALSE ACTIVATION (UNKNOWN) · airframe 12,220 hrs · 3,603 cycles

FMC DISAGREE MESSAGES ILLUMINATED ON GROUND. ACFT GROUNDED. QRH PROCEDURE COMPLETED, MESSAGES CLEARED.

Part: DISPLAY — MALFUNCTIONED (COCKPIT) · airframe 11,945 hrs · 3,530 cycles

F/O CDU IS BLANK, ACFT GROUNDED. PERFORMED FIM 34-61, TASK 804 MCDU REBOOT ACCOMPLISHED. OPS NORMAL SAME. GROUND VERIFICATION GOOD.

Part: FMC — DIM (FLIGHT DECK) · airframe 11,875 hrs · 3,515 cycles

F/O FMC SCREEN IS VERY DIM, HARD TO READ DURING DAYLIGHT. ACFT GROUNDED. R & R RT FMC CDU IAW MM 34-61-01. TESTS GOOD IAW SAME.

Part: SATCOM — UNKNOWN · airframe 11,785 hrs · 3,490 cycles

UNABLE TO ESTABLISH SATCOM COMMUNICATION ON EITHER SAT1 OR SAT2. CALLS MADE AND ANSWERED AS INDICATED BY SATCOM COMPONENTS AND MCDU, BUT NO SIDE TONE OR VOICE COMMUNICATION POSSIBLE. ACFT GROUNDED. ACCOMPLISHED SATCOM COMM SYS TEST REF MM 23-15-00. OPS NORMAL, NO HISTORY 90 DAYS.

Part: CONNECTOR — BROKEN (NR 2 EEC) · airframe 11,580 hrs · 3,444 cycles

FOUND NR 2 EEC CONNECTOR J10 PIN F BROKEN. ACFT GROUNDED. R & R NR 2 ENG EEC. REF AMM 73-21-60. ACCOMPLISHED FADEC SYS TEST. NO FAULTS, REF AMM 73-21-00.

Part: ACTUATOR — FAILED (FUEL XFER) · airframe 11,237 hrs · 3,341 cycles

LEFT AND RIGHT FUEL TANKS WERE BALANCED PERFECTLY PRIOR TO DESCENT. FUEL TRANSFER FEED FAILED ON DESCENT. NOTICED FUEL IMBALANCE DURING DESCENT AND LANDING. CROSS-FEED VALVE CIRCUIT BREAKER WAS TRIPPED. FUEL IMBALANCE LIMIT WAS EXCEEDED. ACFT GROUNDED. REPLACED CROSSFEED VALVE ACTUATOR IAW AMM 28-22-21, OPS CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 11,079 hrs · 3,300 cycles

FMC DISAGREE MESSAGE ON BOTH FMC CDUS. ACFT GROUNDED. PERFORMED QRH PROCEDURE, OPS NORMAL.

Part: COMPUTER — MALFUNCTIONED · airframe 11,032 hrs · 3,284 cycles

DEPARTING ON LOUPE DEPARTURE, ON REACHING TURN POINT ALL NAVIGATION STEERING DROPPED OUT. CONTINUED DEPARTURE MANUALLY AND F/O ATTEMPTED TO RELOAD LOUPE DEPARTURE. BOTH MCDU BLANKED AND THEN RECEIVED A VTK FLAG. 10 SECONDS LATER ALL NORMAL DISPLAYS RETURNED. NO FURTHER DISCREPANCIES REST OF FLIGHT. ACFT GROUNDED. LT & RT FMC LOGGED PGM FAULT. RESET L & R FMC POWER. OPS CHECKED NORMAL. REF FIM 34-61, TASK 836 & 801 & 837.

Part: KNOB — SEPARATED (FLIGHT DECK) · airframe 10,931 hrs · 3,256 cycles

BRIGHT/DIM KNOB FELL OFF ON F/O CDU. ACFT GROUNDED. REINSTALLED F/O FMCS CDU BRT/DIM KNOB, AS REQUIRED. CK OK.

Part: UNKNOWN — UNKNOWN (AUTOLAND) · airframe 10,831 hrs · 3,256 cycles

FLARE ARM DID NOT ILLUMINATE DURING AUTOLAND/HGS APPROACH. ACFT GROUNDED. COULD NOT DUPLICATE.

Part: SHIM — WORN (FAN BLADES) · airframe 10,858 hrs · 3,236 cycles

WHILE ACCOMPLISHING FAN BLADE LUBE ON NR 1 ENGINE, . FOUND 24 SHIMS COATING WORN REF T/C 78472001. ACFT GROUNDED. REPLACED SHIMS IAW TASK CARD 78472002.

Part: DISPLAY — INOPERATIVE (FMC) · airframe 10,609 hrs · 3,162 cycles

CAPTAIN`S FMC DISPLAY BLANK. ACFT GROUNDED. RESET CIRCUIT BREAKER, OPS CHECKED GOOD, REF AMM 34-61-01.

Part: HF COMM — MALFUNCTIONED (NR 1) · airframe 10,570 hrs · 3,153 cycles

UNABLE TO HEAR ON HF NR 1 ON ANY FREQS. HF NR 2 ONLY USABLE IF HF NR 1 SELECT SWITCH IN SAT POSITION. BOTH HF NR 1 (P-13) & HF NR 2 (P-6) CIRCUIT BREAKERS WERE IN. ACFT GROUNDED. FIM TASK 23-11-TASK 801 HF SYS BITE PROC. ALL TEST PASSED. PERF. HF SYS OPS TEST IAW AMM 23-11-00. NR 1 & NR 2 HF SYS BOTH PASSED. GROUND VERIFICATION TEST SUCCESSFUL.

Part: SHIM — WORN (NR 2 ENGINE FAN) · airframe 10,287 hrs · 3,074 cycles

NR 2 ENGINE FAN BLADE SHIMS COATING WORN. ACFT GROUNDED. REPLACED NR 2 ENGINE FAN BLADE SHIMS IAW T/C 78472002.

Part: SLIDING WINDOW — FAILED (COCKPIT) · airframe 10,219 hrs · 3,053 cycles

LT SIDE WINDOW HEAT OVERHEAT LIGHT ILLUMINATED ON SHORT FINAL. FOLLOWED QRH PROCEDURE, OVERHEAT LIGHT REMAINED ON. ACFT GROUNDED. LT SIDE FAILED ELECTRICAL RESISTANCE CK REF MM 30-41-21 & WDM 30-41-12. CKD AT D10572 CONN. REPLACED PILOTS LT SLIDING WINDOW, REF MM TASK 56-12-11-000-801 AND -400-801. OPS CK GOOD. NEW WINDOW INSTALLED RESISTANCE AT TB5016 IS 62.3, VERIFIED H15 AND TERMINAL NR 2 POSITION, REF WDM 30-41-12.

Part: FMC — FALSE INDICATION · airframe 10,024 hrs · 2,990 cycles

FMC DISAGREE MESSAGE ON THE GROUND. ACFT GROUNDED. RESOLVED FMC DISAGREE IAW QRH CHECKLIST.

Part: VALVE — FAILED (NR 1 PRECOOLER) · airframe 9,951 hrs · 2,961 cycles

NR 1 ENG PRECOOLER VALVE FAILED HEALTH CHECK. ACFT GROUNDED. REPLACED NR 1 ENG PRECOOLER CONTROL VALVE IAW MM 36-12-02-400-801. LEAK AND OPS CHECKED GOOD.

Part: VALVE — FAILED (NR 1 ENGINE) · airframe 9,936 hrs · 2,955 cycles

PRESSURIZATION SPLIT IN THE PANEL. RT READS 42 AND LT READS 20 AT CRUISE. PARAMETERS FLIGHT LEVEL 370, RT N1 92.7, LT N1 92.8. RIGHT N2 95.6, LT N2 95.4. CABIN DIFFERENTIAL PRESSURE 7.9, CABIN ALTITUDE 8000. ACFT GROUNDED. PERFORMED NR 1 ENGINE BLEED AIR HEALTH CHECK IAW T/C NG-36WC-00001. PRECOOLER CONTROL VALVE FAILED. ACCOMPLISHED ENGINE BLEED AIR CROSSOVER, OPS TEST IAW AMM 36-11-00, OPS CHECKED GOOD.

Part: FMC — FALSE INDICATION · airframe 9,881 hrs · 2,940 cycles

FMC DISAGREE LIGHT ON TAXI OUT. ACFT GROUNDED. PERFORMED RESET PROCEDURE IAW QRH, CLEARED DISAGREE, REBUILT FMC.

Part: RADIO — MALFUNCTIONED (HF 1) · airframe 9,557 hrs · 2,853 cycles

HF 1 RADIO RECEPTION PROBLEM AT ALL STATIONS, FAULT CODE= 231 070 48. ACFT GROUNDED. ACCOMPLISHED HF1 COM TEST SYS REF AMM 23-11-00. HF1 SYS OPS CHECK NORM, NO HISTORY PREV 30 DAYS.

Part: FMC — FALSE INDICATION · airframe 9,199 hrs · 2,749 cycles

FMC DISAGREE ON GROUND. ACFT GROUNDED. PERFORMED QRH, OPS NORMAL.

Part: COMPENSATOR — FAILED (RT FUEL TANK) · airframe 8,271 hrs · 2,493 cycles

AT GATE RT MAIN FUEL GUAGE COUNTED DOWN FROM 8.5 TO 8.14 IN APPROX 30 SECONDS. NO FUEL LEAK VERIFIED. REPLACED TANK COMPENSATOR UNIT (RT) REF AMM 28-41-21. OPS CHECKED GOOD.

Part: LAMP — FAILED (EMERGENCY LIGHT) · airframe 7,925 hrs · 2,406 cycles

EMERGENCY LIGHT OUT, ROW 8 CBA SIDE. R & R WITH NEW LAMP IAW AMM 33-51-43, STEP 2 EMERGENCY LIGHT AT ROW 8 CBA, PERFORMED GROUND OPS CHECK.

Part: KNOB — LOOSE (DIMMER) · airframe 7,590 hrs · 2,324 cycles

F/O FMC DIMMER KNOB LOOSE ON SHAFT. TIGHTENED SET SCREW ON KNOB. OPS NORMAL

Part: FMC — FAILED (RIGHT) · airframe 7,584 hrs · 2,322 cycles

RT FMC FAILED IN FLIGHT. ACCOMPLISHED QRH PROCEDURE, RT FMC DID NOT RECOVER. NO C/BS POPPED, ALL OTHER SYS NORMAL. ACFT GROUNDED. DURING TROUBLESHOOTING SWAPPED LT AND RT FMC COMPUTERS, SWAPPED BACK TO NORMAL POSITION. R & R R/H FMC COMPUTER IAW AMM 34-61-02, FMC 1 AND FMC 2 GROUND FUNCTIONAL TEST GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 7,445 hrs · 2,292 cycles

ON FINAL DURING MASTER CAUTION RECALL SPEED TRIM FAIL CAUTION LIGHT ILLUMINATED. DURING DDPG PREPARATION SPEED TRIM LIGHT DID NOT COME ON WITH MASTER CAUTION RECALL. BOTH AB CHANNELS COMPLIED WITH DFCS BITE LIBRARY TEST NR 32 CHANNEL AB TEST. SURFACE TEST PASSED.

Part: MODULATING VALVE — FAULTY (NR 2 A/C PACK) · airframe 7,049 hrs · 2,180 cycles

RT SIDE PACK LIGHT ILLUMINATED ON RECALL. LIGHT EXTINGUISHED WITH PUSHING MASTER RECALL. PERFORMED NR 2 PACK BITE IAW MM 21-51-10. FOUND NR 2 PACK TCV FAULT. R & R RT TCV. LK & OPS CK GOOD. AMM REF 21-51-10 BITE TEST GOOD IAW 21-61-00. ALL FAULTS CLEARED.

Part: CONTROL VALVE — FAILED (A/C BAY) · airframe 6,624 hrs · 2,046 cycles

RIGHT PACK LIGHT ILLUMINATED AFTER ENGINE START ON RECALL. BITE CHECK OF NR 2 PACK ZONE TEMP CONTROLLER REVEALED TCV FAULT-THIS PACK. VERIFIED THAT TCV, V141, IS INOP AND REPLACED TEMP CONTROL VALVE, REF MM 21-51-10. TCV INSTALLATION TEST NORMAL IAW MM 21-51-10.

Part: FMC — FALSE INDICATION · airframe 5,975 hrs · 1,864 cycles

AFTER ENGINE START AND PUTTING GENERATOR 1 & 2 ON LINE, FMC DISAGREE MESSAGE APPEARED IN BOTH FMCS. ACFT GROUNDED. PERFORMED QRH PROCEDURE 11-2 AND RESTORED FMCS TO NORMAL OPS.

Part: FMC — MALFUNCTIONED · airframe 5,491 hrs · 1,710 cycles

F/O PFD DISPLAY " NO V SPEED" AND "LND ALT". CYCLED FMC TRANSFER SWITCH ALL SYS RETURNED TO NORMAL. GROUND VERIFICATION NORMAL IAW MM 34-61-00.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 5,732 hrs · 1,785 cycles

RT PACK LIGHT ILLUMINATED. PACK LIGHT EXTINGUISHED WITH MASTER CAUTION PUSH TO RESET. ACFT GROUNDED. RESET NR 2 PACK TEMP CONTROL VALVE ACCOMPLISHED PACK ZONE TEMP CONTROL BITE TEST IAW MM 21-51-00. NO FAULTS NOTED.

Part: SHIM — WORN (FAN BLADES) · airframe 5,391 hrs · 1,676 cycles

NR 1 ENGINE FAN BLADE SHIMS WORN TO LIMITS (24 EA). ACFT GROUNDED. REMOVED 24 WORN SHIMS FOR NR 1 ENGINE FAN BLADE AND INSTALLED 24 SERVICABLE FAN BLADE SHIMS REF TASK CARD 78472002

Part: VALVE — FAILED (NR 2 ENGINE) · airframe 5,065 hrs · 1,567 cycles

DURING CLIMB, PASSING FL290, NOTICED DUCT SPLIT 45L 15R PSI. AFTER LEVEL OFF SPLIT WENT AWAY 41 PSI L/R. NO SPLIT DURING REMAINDER OF FLIGHT NOTED. ACFT GROUNDED. R & R NR 2 ENG PRECOOLER CONTROL VALVE REF MM 36-12-02-000-801 AND 36-12-02-400-801. OPS CHECKED GOOD. COMPLIED WITH ENGINE BLEED AIR CROSSOVER OPS TEST IAW MM 36-11-00-710-801. OPS CHECKED OK.

Part: LINE — LOOSE (BLEED AIR VALVE) · airframe 5,062 hrs · 1,565 cycles

ON CLIMBOUT RT DUCT PRESSURE READ 45 PSI, LT DUCT PRESSURE 22-23 PSI AS WE LEVELED AT OUR CRUSE ALT BOTH NEEDLES LEFT AND RIGHT READ 32-35 PSI WERE NORMAL. GROUND RAN ENGINE FOR 2 MIN AT 80 PERCENT N1 AND UNABLE TO VERIFY DISCREPANCY. FOUND LINE ON BLEED AIR REGULATOR AND FITTING ON PRECOOLER LOOSE TIGHTEND BOTH REF MM 36-11-00. VERIFICATION FLIGHT SUCCESSFUL.

Part: SEAL — LEAKING (NR 1 BLEED) · airframe 5,055 hrs · 1,562 cycles

ON CLIMBOUT RT DUCT PRESSURE READ 45PSI, LT DUCT PRESSURE READ 22-23 PSI. AS WE LEVELED AT OUR CRUISE ALTITUDES BOTH NEEDLES LT AND RT READ 335 PSI AND WERE NORMAL. LEAK CHECKED LINES FOUND LINE ON BLEED AIR REGULATOR LOOSE AND FITTING ON PRECOOLER CONTROL VALVE LEAKING. TIGHTENED LINE AND REPLACED SEAL ON VALVE. NO OTHER FAULTS NOTED REF MM 36-11-00, MM 36-00-00, MM 36-12-02. PERFORMED HIGH POWER RUN 2 MIN, NO FAULTS NOTED.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 4,613 hrs · 1,431 cycles

ON GROUND IN OGG GOT "FMC DISAGREE" LIGHT. ACCOMPLISHED QRH PROCEDURE. LIGHT EXTINGUISHED.

Part: PRESSURE SWITCH — FAULTY (APU) · airframe 4,562 hrs · 1,420 cycles

REF T/C 78349002: APU ECU BITE SHOWS MAINTENANCE HISTORY LEVEL FAULT 49 94226 "LOW OIL PRESSURE SWITCH SHOWS OPEN CIRCUIT" LOGGED FOR LAST 80 STARTS. ACCOMP T/S FOR FLT 49 94226 PER FIM 49 90 00 810 805 CONFIRMED. FOUND RES OF YAAT008 LOW OIL PRES SWITCH PINS 1 AND 2 OUT OF LIMIT PER STEP F.(3)(F). REPLACED LOW OIL PRESS SWITCH PER MM 49 94 22 000 801 / MM 49 94 22 400 801. PERF LOW OIL PRESS SWITCH INST TEST PER MM 49 94 22 400 801 OPS NORMAL, NO LEAKS NOTED.

Part: UNKNOWN — MALFUNCTIONED (AC BAY) · airframe 4,100 hrs · 1,280 cycles

RT PACK LIGHT ILLUMINATED ON RECALL EXTINGUISHED WITH MASTER CAUTION RESET. NR 2 TEMP CONTROLLER LOGGED THIS PACK TCV FAULT. PERFORMED FIM TASK 21 62 00 810 831 RIGHT TCV FAULT ISOLATION. NR 2 TEMP CONTROLLER FAULT RESET GROUND VERIFICATION TESTS NORMAL PER FIM TASK 21 62 00 810 831.

Part: CHAIN — BROKEN (NR 2 ENGINE) · airframe 4,059 hrs · 1,267 cycles

ENG NR 2 OIL CAP LANYARD BROKEN OFF. REPLACED LANYARD (CHAIN) AMM 79 11 01.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 3,995 hrs · 1,247 cycles

PRESSURIZATION SELECTOR SWITCH IN AUTO WITH AUTO FAIL AND ALTN ANNUNCIATORS ILLUMINATED. ACCOMPLISHED DIGITAL CABIN PRESSURE CONTROLLER BITE PROCEDURE PER M/M 21 31 00 810 801. LOGGED "CONTRLR LRU FAIL MESSAGE. PERFORMED SYSTEM TEST AND RESET FAULT MESSAGE. SYSTEM BITE TESTS PASS.

Part: UNKNOWN — MALFUNCTIONED (FUEL SYSTEM) · airframe 3,430 hrs · 1,081 cycles

NR 1 ENG FMC DISPLAYED FAULT CODE 73 30311 START SWITCH SIGNAL & ARINC BUS DATA DISAGREE. GROUNDED YES. PERFORMED FIM 73 247 00 810 813 F00 NO RECENT FAULT ON NR 1 ENG EEC BITE. FAULT CODE HAS MOVED TO FLT LEG 5 ON FAULT HISTORY WITH NO OTHER OCCURENCE. CDS DISCRETE TEST PASSED.

Part: FILTER ELEMENT — DEFECTIVE (APU) · airframe 2,715 hrs · 856 cycles

APU OIL FILTER INDICATOR PIN EXTENDED. REPLACED APU OIL FILTER AND INDICATOR PER AMM 49 91 13. OP'S CHECK AND LEAK CHECK GOOD.

Part: FILTER ELEMENT — DIRTY (APU) · airframe 1,678 hrs · 530 cycles

APU OIL FILTER INDICATOR RED BUTTON EXTENDED. REPLACED APU OIL FILTER. RESET THE OIL FILTER INDICATOR BUTTON PER AMM 49 91 12.

Part: PRECOOLER — FAILED (BLEED AIR SYS) · airframe 1,652 hrs · 520 cycles

SIGNIFICANT PNEUMATIC DUCT PRESSURE SPLIT DURING CLIMB UPON REACHING FL 350 THE GAP NARROWED. EN ROUTE THE RIGHT DUCT PRESSURE WAS STEADY AT 42 & THE LEFT FLUCTUATED BETWEEN 22 PSI AND 37 PSI. FURTHER NOTE: DURING DESCENT (IDLE POWER) MATCHED VALUES AT 20/20. REPLACED NR 1 ENG PCCV 390 SENSOR PER AMM 36 12 03 000 801 AND PRSOV PER AMM 36 11 04 000 801 LEAKS AND OPS CHECKS GOOD. VERIFICATION FLIGHT UNSATISFACTORY. PERFORMED BLEED AIR SYSTEM HEALTH CHECK REF MM 36 11 00 700 803, NO FAULTS NOTED. CHECKED ALL SENSE LINES NO FAULTS NOTED. PERFORMED PRECOOLER CONTROL VALVE SYSTEM HEALTH CHECK REF MM 36 12 00 700 801 FOUND PCCV NOT FULLY CLOSING. REPLACED PCCV. LEAK CHECKED ALL LINES AND NO OTHER FAULTS NOTED REF MM 36 12 02. ACCOMPLISHED ENG BLEED AIR CROSSOVER TEST IAW MM 36 11 00 710 801 OPS GOOD.

Part: CONTROL VALVE — FAILED (AC PACK) · airframe 1,473 hrs · 461 cycles

RT PACK LT ILLUMINATES ON RECALL AND EXTINGUISHES WHEN RECALL EXTINGUISHED. REMOVED AND REPLACED TEMP CONTROL VALVE REF MM 21 51 10 000 801 25 21 10 400 801. SYSTEM OP'S CHECK GOOD REF MM 21 60 00 700 806 002.

Part: UNKNOWN — MALFUNCTIONED (FMC) · airframe 1,206 hrs · 378 cycles

FMC DISAGREE ON TAXI. PERFORMED QRH OPS NORMAL.

Part: VALVE — FAILED (RT A/C PACK) · airframe 752 hrs · 233 cycles

RT PACK LIGHT ILLUMINATES ON RECALL. BITE TEST ON NR 2 TEMP CONTROLLER SHOWS TCV FAIL. REPLACED RT TEMPERATURE CONTROL VALVE. OPS CHECKED NORMAL REF AMM 21-51-10. LEAK CHECKED GOOD.

Part: OVEN — ODOR (GALLEY) · airframe 479 hrs · 154 cycles

DURING CRUISE FLIGHT ATTENDANTS REPORTED ACRID IRRITATING ELECTRICAL SMELL COMING FROM FORWARD GALLEY OVEN AREA. CONFIRMED BY CAPTAIN AND CHECK AIRMAN. TURNED OFF GALLEY POWER AND PULLED C/B FOR OUTBOARD OVEN (INBOARD OVEN C/B ALREADY OPEN PER MEL). FUMES RETURNED INTERMITTENTLY FOR APPROX 30 MINUTES THEN CEASED. CREW WAS DEBRIEFED AFTER FLIGHT. CONFIRMED SMELL WAS COMING FROM FWD GALLEY AREA AND OVEN. GALLEY POWER WAS OFF AND LT AND RT OVEN C/BS WERE PULLED. CAPT STATED THAT THE FLT ATTENDANTS HAD USED THE RT (INBD) OVEN TO KEEP FOOD WARM. DIVERSION TIME 78 MINUTES. UPON INITIAL INSP OF OVEN FOUND INOP TAMPER SEAL ON DOOR HANDLE OF RT OVEN BROKEN. FURTHER INSP OF THE INTERIOR OF RT OVEN REVEALED THAT THE OVEN AND THE FAN WERE WARM TO THE TOUCH. ELECTRICAL SMELL WAS ALSO STRONGLY NOTICED ON THE RT SIDE OF OVEN UNIT. INSPECTED WIRING/ CONNECTOR / PINS ON A/C SIDE AND OVEN SIDE FOR DAMAGE NONE NOTED. INSPECTED BACKSIDE AND BOTTOM OF OVEN FOR DAMAGE NONE NOTED. OPENED OVEN C/B PANEL INSPECTED WIRING AND CONNECTIONS NO DAMAGE NOTED. REPLACED FWD DOUBLE OVEN REF MM 25 32 01. FWD OVEN OPS CHECK OK. NO ODORS.

Part: ANTI-ICE VALVE — FAILED (NR 1 ENGINE) · airframe 53 hrs · 24 cycles

LEFT ENG AI COWL VALVE WOULD CYCLE BRIGHT THEN THE LIGHT WOULD GO OUT COMPLETELY. REPLACED NR 1 ENG COWL TAI VALVE PER MM 30 21 11. NR 1 ENG COWL VALVE OPEN LIGHT DIMMER THAN NR 2 IN DIM MODE. REPLACED ENGINE AND WING ANTI ICE PANEL REF MM 30 11 11. PANEL OPS NML REF MM 30 11 41 AND PERFORMED 1&2 ENG RUN ENG ANTI ICE VALVE ANN OFF BRIGHT DIM OPS NML.

Part: UNKNOWN — MALFUNCTIONED (ANTI-ICE SYS) · airframe 42 hrs · 18 cycles

RIGHT COWL VALVE OPEN LIGHT REMAINED BRIGHT BLUE NO CHANGE WITH INCREASE THRUST. PERFROMED FIM TASK 30 21 00 810 805 VISUALLY INSP VALVE NO DEFECTS NOTED ENG RUN UP OPS CK PASSED ALL INDICATIONS GOOD.

Part: RIB — CRACKED (T/E FLAP) · airframe 19,039 hrs

DURING A C-CHECK, THE RT IB FLAP L/E RIB WAS FOUND TO BE CRACKED BEYOND LIMITS AT RIB 6. MAINTENANCE REMOVED AND REPLACED THE RT IB FLAP L/E RIB AT RIB 6 IAW SRM. (K)

Part: SKIN — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE LOWER FUSELAGE SKIN AT THE ADF ANTENNA AREA BETWEEN FR 23 TO 23A, STRINGERS 21L-21R WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REPAIRED THE LOWER FUSELAGE SKIN AT THE ADF ANTENNA AREA BETWEEN FR 23 TO 23A, STRINGERS 21L-21R IAW EO. (K)

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE FLOOR SUPPORT ANGLE BETWEEN FR 43 TO 44 RT WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE FLOOR SUPPORT ANGLE BETWEEN FR 43 TO 44 RT IAW SRM. (K)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE LT IB SEAT TRACK BETWEEN FR 13 TO 17 WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE LT IB SEAT TRACK BETWEEN FR 13 TO 17 IAW SRM. (K)

Part: SUPPORT — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE SUPPORT PLATE BETWEEN FR 13 TO 18 AT FLOOR LEVEL ON THE LT SIDE WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE SUPPORT PLATE BETWEEN FR 13 TO 18 AT FLOOR LEVEL ON THE LT SIDE IAW SRM. (K)

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE INTERCOSTAL BETWEEN FR 36 TO 38 ON THE LT SIDE WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE INTERCOSTAL BETWEEN FR 36 TO 38 ON THE LT SIDE IAW SRM. (K)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE SEAT TRACK BETWEEN FR 36 TO 39 ON THE RT SIDE WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE SEAT TRACK BETWEEN FR 36 TO 39 ON THE RT SIDE IAW SRM. (K)

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE Z-FLOOR SUPPORT BETWEEN FR 39 TO 41, STRINGER 14R WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE Z-FLOOR SUPPORT BETWEEN FR 39 TO 41, STRINGER 14R IAW SRM. (K)

Part: FLOORBEAM — CORRODED (FUSELAGE)

DURING A C-CHECK, THE FLOORBEAMS AT FR 36, 38 AND 39 WERE FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE FLOORBEAMS AT FR 36, 38 AND 39 WERE FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE FLOORBEAMS AT FR 36, 38 AND 39 IAW SRM. (K)

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE INTERCOSTALS BETWEEN FR 38 TO 39 ON THE LT AND RT SIDES WERE FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE INTERCOSTALS BETWEEN FR 38 TO 39 ON THE LT AND RT SIDES IAW SRM. (K)

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE INTERCOSTALS AT FR 36 TO 38 AND FR 39 TO 40 ON THE RT SIDE IAW SRM. (K)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,039 hrs

DURING A C-CHECK, THE LT SEAT TRACK BETWEEN FR 39 AND 41 WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE LT SEAT TRACK BETWEEN FR 39 AND 41 IAW SRM. (K)

Part: COVER — CRACKED (EXIT SIGN)

DURING A GROUNG INSPECTION, THE EMERGENCY EXIT SIGN AT ROW 1-C/D WAS FOUND CRACKED. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY EXIT SIGN COVER AT ROW 1-C/D. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE.

Part: LIGHT — INOPERATIVE (PAX DOOR)

DURING HANGAR MAINTENANCE IN MCN, THE EMERGENCY LIGHT ON THE PASSENGER DOOR WAS FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHT ON THE PASSENGER DOOR. (M)

Part: LIGHT — INOPERATIVE (PAX DOOR)

DURING AN A-CHECK IN MCN, THE EMERGENCY LIGHT ON THE PASSENGER DOOR WAS FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHT ASSEMBLY ON THE PASSENGER DOOR. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: SPRING — OUT OF ADJUST (PAX DOOR)

DURNG HANGAR MAINTENANCE IN MCN, THE PASSENGER DOOR WOULD NOT OPEN TO THE FULL OPEN POSITION. MAINTENANCE ADJUSTED THE SPRINGS ON THE PASSENGER DOOR IAW SERVICE BULLETIN ATR72-52-1027. (M)

Part: SUPPORT BRACKET — CRACKED (LT MLG)

DURING AN A-CHECK IN MCN, THE LEFT MAIN LANDING GEAR UPSTOP SUPPORT BRACKET ON THE TOP SIDE AT 'C' WAS FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN LANDING GEAR UPSTOP SUPPORT BRACKET. (M)

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT)

DURING A HANGAR INSPECTION IN MCN, THE RIGHT FORWARD EXTERIOR EMERGENCY LIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY POWER SUPPLY AT 43WL. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT)

FLT 4194 - DURING A GROUND INSPECTION IN ATL, THE EMERGENCY LIGHTS REMAINED ON WITH SWITCH IN ANY POSITION. MAINTENANCE REMOVED AND REPLACED THE POWER SUPPLY UNIT IN 73WL. OPS CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: CHANNEL — CORRODED (FUSELAGE)

DURING A C-CHECK IN BNA, THE C-CHANNEL UNDER THE SERVICE DOOR THRESHOLD BETWEEN FS 38/39 WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE C-CHANNEL UNDER THE SERVICE DOOR THRESHOLD BETWEEN FS 38/39 IAW SRM 51-25-01. (M)

Part: SUPPORT ANGLE — CORRODED (FUSELAGE)

DURING A C-CHECK IN BNA, THE SUPPORT ANGLE AT FS 39 AND SERVICE DOOR THRESHOLD WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE SUPPORT ANGLE AT FS 39 AND SERVICE DOOR THRESHOLD IAW SRM 51-25-02. (M)

Part: SEAT TRACK — CORRODED (FUSELAGE)

DURING A C-CHECK IN BNA, THE RIGHT SEAT TRACK FROM FS 36-39 WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE RIGHT SEAT TRACK FROM FS 36-39 IAW SRM 51-25-01. (M)

Part: WIRE — BROKEN (EMERGENCY LIGHT)

DURING AN 'A' CHECK IN MCN, THE AIRSTAIR DOOR EMERGENCY LIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE REPAIRED A BROKEN WIRE ON THE AIRSTAIR DOOR EMERGENCY LIGHT. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: DOUBLER — CRACKED (FUSELAGE)

DURING HANGAR MAINTENANCE IN MCN, THE FORWARD PASSENGER/CREW DOOR FIRST STEP DOUBLER WAS FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE PERFORMED A TEMPORARY REPAIR ON THE FORWARD PASSENGER/CREW DOOR FIRST STEP DOUBLER IAW ASA EO 72-52-0073. THIS MRR WILL REMAIN OPEN PENDING THE PERMANENT REPAIR WHICH IS TO BE ACCOMPLISHED NO LATER THAN THE NEXT SCHEDULED 'A' CHECK PER SRM 52-11-00. (M)

Part: BRACKET — CRACKED (FUSELAGE)

DURING HANGAR MAINTENANCE IN MCN, THE RIGHT UPPER AND LOWER ATTACHMENT BRACKETS FOR THE BANANA SEAL PANEL WERE FOUND TO BE CRACKED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE RIGHT UPPER AND LOWER ATTACHMENT BRACKETS FOR THE BANANA SEAL PANEL IAW SRM 53-91-42. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DURING HANGAR INSPECTION IN MCN, THE FLOOR EMERGENCY LIGHTS WERE FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHTING POWER SUPPLY IN THE 61WL POSITION. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)

Part: O-RING — FAILED (PROPELLER)

FLT 4153 - CREW REPORTED NR 1 ENGINE LOW PRESSURE INDICATION WARNING. CREW SHUT DOWN ENGINE ACCORDING TO CHECKLIST. AIRCRAFT RETURNED TO ATL AND LANDED SAFELY. MAINTENANCE FOUND PSV MOUNTING ADAPTER TUBE O-RING BROKEN. MAINTENANCE REPLACED RING. OPERATIONAL CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. (M)