N457AS

Part: SNUBBER — FAULTED (L2 DOOR) · airframe 42,755 hrs · 13,458 cycles

L2 DOOR WILL NOT OPEN. GROUNDED - YES. REMOVED AND REPLACED THE L2 DOOR SNUBBER IAW AMM 52-13-51-400-801. AND PERFORMED OPS CHECK REF AMM 52-13-00. SEE NEXT PAGE FOR BORROWED PART DEFERRAL. L2 DOOR OPENS AND CLOSES GOOD.

Part: GUIDE ARM — LACK OF LUBE (ZONE 800) · airframe 42,746 hrs · 13,456 cycles

FOLLOW UP TO REPORTS OF L-2 DOOR HARD TO OPEN. ACCOMPLISH FIM 52-10 TASK 807 TO SEE WHAT IS CAUSING L-2 DOOR HARD TO OPEN. GROUNDED - YES. WHILE PERFORMING FIM 52-10 TASK 807, FOUND CONDENSATION ON L2 DOOR FRAME, ROLLER BEARINGS, GUIDE ARM GUIDE PLATE & EXTERIOR DOOR HANDLE ACTUATING ROD. ALSO FOUND NO LUBRICATION ON GUIDE ARM GUIDE PLATE & EXTERIOR DOOR HANDLE ACTUATING ROD. SUSPECT CONDENSATION IS FREEZING MAKING DOOR HARD TO OPEN. ALSO FOUND JAM NUT ON GUIDE ARM LOOSE. COMPLETED AFT ENTRY DOOR LUBRICATION PER AMM 12-25-12-640-801 & RETORQUED GUIDE ARM JAM NUT PER AMM 52-13-00-820-801. OPS CHECK GOOD. THIS CLEARS TSR 718654.

Part: DOOR — NO DISCREPANCY (ZONE 800) · airframe 42,742 hrs · 13,454 cycles

L2 DOOR HARD TO OPEN. GROUNDED - YES. ACCOMPLISHED OPERATIONAL CHECK OF THE L2 DOOR, OPS CHECKED GOOD REF AMM 52-13-00.

Part: DOOR — NO DISCREPANCY (ZONE 800) · airframe 42,689 hrs · 13,437 cycles

L2 DOOR WOULD NOT OPEN WHEN CATERING TRIED TO OPEN IT. GROUNDED - YES. PERFORMED OPS TEST OF L2 DOOR WITH INTERIOR AND EXTERIOR DOOR HANDLE OPS CHECK GOOD IAW AMM 52-13-00.

Part: DOOR — NO DISCREPANCY (L2) · airframe 42,677 hrs · 13,434 cycles

CATERING HAD DIFFICULTY OPENING L2 DOOR. GROUNDED - YES. PERFORMED OPS TEST OF L2 DOOR WITH INTERIOR AND EXTERIOR HANDLE IAW AMM 52-13-00, OPS CHKD GOOD.

Part: SNUBBER — FAULTED (ZONE 800) · airframe 42,660 hrs · 13,428 cycles

INBOUND CREW REPORTED THAT THE CATERERS WERE UNABLE TO OPEN L2 DOOR. GROUNDED - YES. CLEANED L2 DOOR SNUBBER, CYCLED L2 DOOR OPS OKS GOOD WITH NO DEFECTS AT THIS TIMEPER AMM 52-13-00SEAMC ANDY NOTIFIED.

Part: SNUBBER — FOD (ZONE 800) · airframe 42,581 hrs · 13,410 cycles

CREW REPORTS L2 DOOR DIFFICULT TO OPEN. GROUNDED - YES. PERFORMED GVI ON L2 DOOR, FOUND DEBRIS ON SNUBBER, CLEANED SNUBBER. L2 DOOR OPENED & CLOSED AS REQUIRED REF MM 52-13-00.

Part: SNUBBER — BINDING (ZONE 800) · airframe 42,579 hrs · 13,409 cycles

CATERING REPORTS DIFFICULTY OPENING L2 DOOR. GROUNDED - YES. OPENED L2 DOOR FROM INSIDE. INITIAL RESISTANCE FELT FROM SNUBBER. AFTER ACTUATING DOOR OPENED AND CLOSED, NO MORE ISSUES WERE NOTED. OPS CHECK GOOD, RETURNED TO SERVICE.

Part: SNUBBER — OUT OF SEQUENCE (ZONE 800) · airframe 42,271 hrs · 13,316 cycles

ON PREFLIGHT L2 DOOR WILL NOT OPEN. GROUNDED - YES. FOUND SNUBBER OUT OF SEQUENCE, RESET SNUBBER DOOR OPENS AND CLOSES AS REQUIRED.

Part: PLACARD — DETACHED (ZONE 200) · airframe 42,191 hrs · 13,292 cycles

EXIT PLACARD FOR L1 DOOR NEXT TO FLASHLIGHT POPPED OFF. GROUNDED - YES. RESECURED EXIT PLACARD BACK TO WALL.

Part: SUPPORT BEAM — WORN (ZONE 200) · airframe 42,020 hrs · 13,235 cycles

HIGH PRESSURE DOOR 192DR FWD OUTBD LATCH WEAR DAMAGE THRU STRIKER PLATE INTO LOWER SUPPORT BEAM LOWER CHORD AT RBL 40.875 GROUNDED - YES. ACCOMPLISHED PERMANENT REPAIR PER SRM 57-10-13-2R-3

Part: LIGHT SYS — MALFUNCTIONED (ZONE 200) · airframe 41,816 hrs · 13,174 cycles

ROW 27 ABC EMERGENCY LIGHTING RANDOMLY ILLUMINATES DURING TAKEOFF AND LANDING. GROUNDED - YES. VERIFIED EMERGENCY LIGHTING OPS NORMAL AFTER SEVERAL CYCLES.

Part: DOOR — OUT OF RIG (ZONE 800) · airframe 41,184 hrs · 12,966 cycles

FA FOUND THE L1 DOOR DIFFICULT TO OPEN. GROUNDED - YES. L1 ENTRY DOOR ABOVE LIMIT FOR OPEN TORQUE REF AMM 52-11-00. PERFORMED L1 ENTRY DOOR ADJUSTMENT FOR RIG VERIFICATION REF AMM 52-11-00-820-801. FOUND FWD & AFT EDGE OF DOOR OUT OF RIG. VERIFIED DOOR IS HARD TO SWING OPEN ONCE UNLOCKED. MIG-2C SN: 40-0062608 & 40-0062609 REF DEFECT 60974474 FOR GUIDE PLATES REPLACEMENTS, INSTALLED, ADJUSTED, OPS CHECK GOOD FOR L1 DOOR REF AMM 52-11-00.

Part: GUIDE ARM — OUT OF ADJUST (ZONE 800) · airframe 41,137 hrs · 12,953 cycles

FA REPORTS L1 DOOR DIFFICULT TO OPEN AND CLOSE. GROUNDED - YES. PERFORMED FWD ENTRY DOOR SYSTEM TEST PER AMM 52-11-00. 4.E.(3) DOOR HANDLE TORQUE TEST, STEP (3)(D) TORQUE IS OUTSIDE OF THE SPECIFIED RANGE. ADJUSTED GUIDE ARM ADJUSTER NUT ONE FLAT EXTENDED AND RESECURED JAMNUT REF AMM 52-11-00-820-801 STEP 2.H. ADJUSTED ALL FOUR ROLLER LATCH RECEIVERS INBOARD ONE SERRATION REF AMM 52-11-00-820-801 STEP 2.L PERFORMED FORWARD ENTRY DOOR SYSTEM TEST REF AMM 52-11-00-700-804. TORQUE REQUIRED; TO OPEN THE DOOR HANDLE IS 300 IN/LB, TO CLOSE THE DOOR HANDLE IS 420 IN/LB.

Part: DOOR — OUT OF ADJUST (ZONE 800) · airframe 40,687 hrs · 12,815 cycles

L1 (MAIN CABIN DOOR) IS DIFFICULT TO OPEN. GROUNDED - YES. L1 DOOR ADJUSTMENT AND REPLACEMENT OF DAMAGED PARTS ACCOMPLISHED ON MIG 2C 40-0060906, 40-0060907, 40-0060908 AND 40-0060909. DOOR OPERATES NORMALLY. NO OTHER DEFECTS. ALL ITEMS ON MIG 2C 40-0060906 THROUGH 40-0060909 CORRECTED.

Part: DOOR — NO DISCREPANCY (ZONE 800) · airframe 40,686 hrs · 12,813 cycles

F/A REPORTS L1 DOOR VERY DIFFICULT TO OPEN AND CLOSE. NOT THE HANDLE BUT THE ACTUAL SWINGING OF THE DOOR. GROUNDED - YES. PERFORMED OPS DOOR PER AMM 52-11-00.OPS CHK GOOD. VERIFIED WITH INCOMING FA, SHE IS SATISFIED WITH IT.

Part: DOOR — NO DISCREPANCY (ZONE 800) · airframe 40,684 hrs · 12,812 cycles

FA REPORTS L1 DOOR DIFFICULT TO OPEN FROM INSIDE. GROUNDED - YES. L1 DOOR OPERATED MULTIPLE TIMES NO DEFECTS NOTED. REF AMM 52-11-00-860-803/804.

Part: GUIDE ARM — BINDING (ZONE 800) · airframe 40,679 hrs · 12,809 cycles

L1 DOOR VERY DIFFICULT TO OPEN. GROUNDED - YES. OPERATED L1 DOOR. CONFIRMED IT IS VERY DIFFICULT TO OPEN. INBOUND CREW SAID IT TOOK 2 FLIGHT ATTENDANTS TO OPEN. APPEARS THE GUIDE ARM ROLLER BINDS IN THE GUIDE PLATES. REPLACED GUIDE ARM ASSY PER AMM 52-11-26. RIG CHECK GOOD. DOOR STILL BINDS AT GUIDE ARM ROLLER. ADDED 1EA WASHER TO UPPER HINGE ARM. READJUSTED GUIDE ARM PER AMM 52-11-00-820-801. VERIFIED DOOR RIG WITHIN LIMITS PER AMM 52-11-00-820-801. DOOR OPS TEST GOOD PER AMM 52-11-00-700-804.

Part: TRACK — OUT OF ADJUST (ZONE 800) · airframe 40,604 hrs · 12,785 cycles

L1 DOOR HANDLE DIFFICULT TO OPERATE/OPEN. GROUNDED - YES. PERFORMED OPS CHECK, INSPECTED L1 GUIDE TRACK AND FOUND HARD TO OPEN AT TOP CURVE OF TRACK. ADJUSTED L1 GUIDE ARM REF AMM 52-11-00, OPS CHECK GOOD.

Part: DOOR — NO DISCREPANCY (ZONE 800) · airframe 40,599 hrs · 12,784 cycles

FA REPORTS L1 DOOR IS HARD TO OPEN AND CLOSE. GROUNDED - YES. ACCOMPLISHED L1 DOOR OPS CHECK REF AMM 52-11-00. NO DEFECTS NOTED, DOOR OPENS & CLOSES NORMAL.

Part: DOOR — BINDING (ZONE 800) · airframe 40,587 hrs · 12,780 cycles

FA REPORTS HARD TO OPEN, FEELS AS THOUGH SEAL IS CATCHING. GROUNDED - YES. PERFORMED L1 DOOR INSPECTION IAW ALASKAN AMM 52-11-00-200-801.L1 DOOR OPS CHECK GOOD. NO DEFECTS NOTED.

Part: POWER SUPPLY — INOPERATIVE (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

EMERGENCY EXIT LIGHTS ASSOCIATED WITH POWER SUPPLY M1670 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1670 S/N 111234 IAW B737-900 AMM 33-51-06-960-806. OPS CHECK PASSED.

Part: POWER SUPPLY — INOPERATIVE (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

EMERGENCY EXIT LIGHTS ASSOCIATED WITH POWER SUPPLY M1695 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1695 S/N 32286 IAW B737-900 AMM 33-51-06-960-806. OPS CHECK PASSED.

Part: BULB — INOPERATIVE (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

L1 DOOR EXTERIOR EMERGENCY EXIT SLIDE LIGHT IS INOP. GROUNDED - YES. RELAMPED L1 DOOR SLIDE LIGHT AND OPS CHECK GOOD IAW ASA B737-900 AMM 33-51-04-960-801.

Part: BUSHING — OUT OF ROUND (ZONE 300) · airframe 37,855 hrs · 11,929 cycles

LH HORIZONTAL REAR SPAR, AFT FAILSAFE LUG & CLEVIS BUSHINGS ARE OUT OF ROUND. GROUNDED - YES. ACCOMPLISHED ASA EA CMPT-55EA-28559.

Part: BUSHING — OUT OF ROUND (ZONE 300) · airframe 37,855 hrs · 11,929 cycles

LH HORIZONTAL REAR SPAR, AFT FAILSAFE LUG & CLEVIS BUSHINGS ARE OUT OF ROUND. GROUNDED - YES. ACCOMPLISHED ASA EA CMPT-55EA-28559.

Part: FLOORBOARD — DAMAGED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

AFT WET AREA FLOOR PANEL P/N 147A5810-477 (2EA) HOLES PLUGGED (AS MARKED) TO FACILITATE REPAIR. GROUNDED - YES. REPAIRED AFT WET AREA PANEL P/N 147A5810-477 REQUIRING 2EA HOLES PLUGGED WITH A PERMANENT REPAIR IAW B737-900ER SRM 53-00-50-0I-1, 53-00-50-2R-0 AND 53-00-50-2R-0.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

FWD WET AREA FLOOR PNL 141A5810-160 UPPER SURFACE DELAMINATED. GROUNDED - YES. REPAIRED UPPER SURFACE DELAMINATION AND REMOVED AND REPLACED ALL INSERTS ON FWD WET AREA FLOOR PANEL 141A5810-160 IAW B737-900ER SRM 53-00-50-2R-7 AND SRM 53-00-50-2R-0.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

FWD WET AREA FLOOR PNL 141A5810-728 UPPER SURFACE DELAMINATED. GROUNDED - YES. REPAIRED FWD WET AREA FLOOR PANEL 141A5810-728 IAW ASA B737-900 SRM 51-40-02, 53-00-50-2R-1.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

FWD WET AREA FLOOR PNL 141A5810-144 UPPER SURFACE DELAMINATED. GROUNDED - YES. REPAIRED UPPER SURFACE DELAMINATION ON FLOOR PANEL 141A5810-144 AND REMOVED AND REPLACED ALL INSERTS IAW B737-900ER SRM 53-00-50-2R-7 AND SRM 53-00-50-2R-0.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

FWD WET AREA FLOOR PNL 141A5810-768 UPPER SURFACE DELAMINATED. GROUNDED - YES. REPAIRED WET AREA FLOOR PANEL 141A5810-768 IAW ASA B737-900 SRM 51-40-02, 53-00-50-2R-1.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

FWD WET AREA FLOOR PNL 141A5810-142 UPPER SURFACE DELAMINATED. GROUNDED - YES. REPAIRED DELAMINATION ON UPPER SURFACE OF FLOOR PANEL 141A5810-142 AND REMOVED AND REPLACED ALL INSERTS IAW B737-900ER SRM 53-00-50-2R-7 AND SRM 53-00-50-2R-0.

Part: BAFFLE — CRACKED (ZONE 100) · airframe 37,855 hrs · 11,929 cycles

FWD PIT R/H BAFFLE STA.500A TO 500B IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED FWD PIT BAFFLE AT STA 500A AND STA 500B IAW B737-900ER SRM 51-40-02 AND B737-900ER SRM 51-40-05.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 37,855 hrs · 11,929 cycles

MAIN CABIN AFT WET FLOOR PANEL 147A5810-439 CRACKED AND DELAMINATED. GROUNDED - YES. PERFORMED PERMANENT REPAIR OF DAMAGE TO FLOOR PANEL 147A5810-439, REMOVED AND REPLACED 33EA INSERTS IAW B737-900ER SRM 53-00-50-2R-7.

Part: FLOOR PANEL — DELAMINATED (ZONE 200) · airframe 37,855 hrs · 11,929 cycles

MAIN CABIN AFT WET FLOOR PANEL 147A5810-440 CRACKED AND DELAMINATED. GROUNDED - YES. PERFORMED PERMANENT REPAIR ON DAMAGE TO FLOOR PANEL 147A5810-440 AND REMOVED AND REPLACED 33EA INSERTS IAW B737-900ER SRM 53-00-50-2R-7.

Part: FLOORBOARD — CRACKED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

MAIN CABIN AFT WET FLOOR PANEL 147A5810-421 CRACKED AND DELAMINATED. GROUNDED - YES. REPAIRED MAIN CABIN AFT WET FLOOR PANEL 147A5810-421 IAW B737-900ER SRM 53-00-50-2R.

Part: FLOORBOARD — CRACKED (ZONE 200) · airframe 40,564 hrs · 12,773 cycles

MAIN CABIN AFT WET FLOOR PANEL 147A5810-444 CRACKED AND DELAMINATED. GROUNDED - YES. REPAIRED MAIN CABIN FLOOR PANEL 147A5810-444 IAW B737-900ER SRM 53-00-50-2R

Part: ATTACH FITTING — CORRODED (ZONE 300) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

L/H HORIZONTAL, AFT LOWER ATTACH BORE HAS AREA OF CORROSION. (VIEW LOOKING FWD AT 9 O'CLOCK POSITION). GROUNDED - YES. REMOVED AND REINSTALLED HORIZONTAL STAB IAW B737 AMM 27-41-11-400-801. ACCOMPLISHED ASA EA CMPT-55EA-28526.

Part: FLOORBEAM — CORRODED (ZONE 200) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

MAIN CABIN FLOOR BEAM AT STA. 947.5 LBL24 IS CORRODED. GROUNDED - YES. REMOVED DAMAGE & CHECKED LIMITS ORI MAT .180,REMOVED MAT .050,REMAINING MAT .130 FOUND TO BE OUT OF LIMITS. CUT OUT UPPER CHORD OF THE FLOOR BEAM STA 947.5 FROM RBL51 TO LBL51.FABRICATED,LOCATED DRILLED AND INSTALLED REPAIR PARTS T-CHORD,2EA ANGLES AND 2EA STRAPS,10EA FILLERS IAW B737-900ER SRM 53-70-51-2R-5 REPAIR 5 ALTERNATIVE 1,SRM 53-70-51-1A-1.

Part: CHANNEL — CORRODED (ZONE 200) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

CORROSION ON CHANNEL BETWEEN STATIONS 947.5 AND 967 ABOUT 24 INCHES INBOARD OF L2 DOOR. GROUNDED - YES. REMOVED DAMAGE & CHECKED LIMITS ORI MAT .180,REMOVED .027,REMAINING MAT .157,FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-70-51-1A-1.REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 947 TO 967LBL 24 IAW B737-900ER SRM 51-40-02. BAC DWG# 147A5650 REV A

Part: TRANSITION PANEL — CORRODED (ZONE 100) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

FWD PIT R/H TRANSITION PANEL HAS SPOTS OF CORROSION FROM STA.500B TO 500L. GROUNDED - YES. REMOVED CORROSION IAW B737-900 SRM 53-00-53 ORIG. THICKNESS .040 REMOVED .020 REMAINING .020 FOUND TO BE OUT OF LIMITS IAW B737-900 SRM 53-00-53 T8224B 02/DEC/2025 LOCATED, DRILLED AND TREATED REPAIR PARTS IAW B737-900 SRM 53-00-53 ASSEMBLED AND INSTALLED REPAIR PARTS IAW B737-900 SRM 53-00-53 BAC DWG'S 143A7501 REV A, 143A7500 REV- AND 143A7505 REV-.

Part: SILL DRAIN — CORRODED (ZONE 200) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

MOP SILL AT STA 948-956 R2 IS CORRODED. GROUNDED - YES. REMOVE DAMAGE + CHECKED LIMITS. FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-70-15-7A-1, SRM 53-70-15-01-1. REMOVED AND REPLACED MOP SILL IAW BAC DWG # 147A0004 REV. -. . MOP SILL ORI MAT .080, REMOVED MAT .030, REMAINING MAT .050.

Part: WEB — CORRODED (ZONE 200) · corrosion level 2 · airframe 40,564 hrs · 12,773 cycles

WEB AT STA.986-1006 RBL37 IS CORRODED. GROUNDED - YES. REMOVED CORRODED WEB AT STA 986-1006 RBL 37 IAW B737-900 SRM 51-40-02. DRILLED - LOCATED AND INSTALLED NEW P/N#147A5116U20 WEB AND INSTALLED HARD POINTS IAW B737-900 SRM 51-40-02 AND BAC DWG# 147A5701 REV:-.

Part: WEB — CORRODED (ZONE 200) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

WEB AT STA.986-1006 LBL37 IS CORRODED. GROUNDED - YES. REMOVED CORRODED WEB STA 986-1006 LBL37 IAW B737-900 SRM 51-40-02.DRILLED & LOCATED NEW WEB IAW B737-900 SRM 51-40-05.INSTALLED WEB AND HARD POINTS IAW B737-900 SRM 51-40-02 AND BAC DWG# 147A5701 REV:-.

Part: WEB — CORRODED (ZONE 100) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

AFT CARGO DOOR SILL AREA FASTENER HOLES CORRODED. GROUNDED - YES. REMOVED CORROSION ON AFT CARGO DOOR THRESHOLD WEB. ORIGINAL MATERIAL = .045 MAT REMOVED =.014 MAT REMAINING = .031 FOUND TO BE OUT OF LIMIT IAW B737-900ER SRM 53-60-15-1A-1. REMOVED DAMAGE WEB LOCATED AND DRILLED NEW WEB P/N 146A8123U25 P.O.# 1117566.2 AND INSTALLED WEB IAW B737-900ER SRM 51-21-05, 51-40-02 AND BAC DWG 146A8340 REV-.

Part: DOOR SILL — CORRODED (ZONE 100) · corrosion level 2 · airframe 37,855 hrs · 11,929 cycles

FWD CARGO DOOR SILL AREA MULTIPLE FASTENER HOLES CORRODED. GROUNDED - YES. REMOVED CORROSION ON FWD PIT THRESHOLD WEB ORIGINAL THICKNESS 0.045",REMOVED 0.032" REMAINING: 0.013" FOUND TO BE OUT OF LIMIT IAW B737-900ER SRM 53-60-15 REMOVED AND REPLACED WEB IAW B737-900ER 51-40-02 SRM AND 51-40-05 SRM AND BAC DRWG 143A8330 REV:-.

Part: ENGINE — FAILED (RIGHT) · airframe 38,436 hrs · 12,110 cycles

DURING CRUISE AT FL350 #2 ENGINE SURGE WITH HIGH FUEL FLOW AND OVERTEMP, ACCOMPLISHED ENGINE LIMIT/SURGE/STALL CHECKLIST, ENGINE STABILIZED AT 64* N1 IN ACCORDANCE WITH CHECKLIST ADVANCE POWER LEVER SLOWLY HAD ENGINE VIBRATION (SLIGHT 1.2) REDUCED THRUST, FUEL FLOW SPIKED AND ENGINE FAIL ANNUNCIATION - PERFORMED ENGINE FAILURE AND SHUTDOWN CHECKLIST. GROUNDED - YES. DIVERSION - ACCOMPLISHED AMM TASK 31-31-22-000-801. PULLED FLIGHT DAT REC CB'S C9+C10. REMOVED DFDAU MEMORY CARD AND SHIPPED TO SEA. INSTALLED NEW PCMCIA ON DFDAU REF AMM 31-31-22 FLT DATA REC C/B C9 +C10 CLOSED. ACCOMPLISHED TSR716364. REMOVED AND REPLACED #2 ENGINE REF T/C #78471000 AND T/C #78471001.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHTS) · airframe 36,790 hrs · 11,621 cycles

WHILE PERFORMING T/C 78-233001 FOUND 1 BATTERY PACK FAILED. GROUNDED - YES. REPLACED EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-06. OPS TEST GOOD.

Part: MAGNETIC PLUG — DAMAGED (#2 STARTER) · airframe 35,716 hrs · 11,312 cycles

#2 ENGINE STARTER MAGNETIC CHIP PLUG DAMAGED. GROUNDED - YES. REPLACED #2 ENGINE STARTER MAGNETIC CHIP PLUG REF AMM 80-11-01.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 35,542 hrs · 11,254 cycles

WHILE ACCOMPLISHING T/C 78273000 FOUND FAULT CODE 77-20861, THE BOTTOM LEFT EGT SIGNAL (T49553) IS OUT OF RANGE ON ENGINE #1. IS AN ECONOMIC FAULT. GROUNDED - YES. ON DEFERRAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 35,516 hrs · 11,246 cycles

WHILE PERFORMING T/C 78273000, FOUND FAULT CODE NUMBER 75-30402, "THE VSV POSITION SIGNALS DISAGREE," SHORT TIME FAULT, SET ON FLIGHT LEG 1, ON ENG #2. GROUNDED - YES. (RESOLVED ON W/O: 1973267 TASKCARD: N/R-00002 ) MAINT. MESSAGE 75-30402 NOT IN FAULT HISTORY & NO OTHER RELATED FAULTS AT THIS TIME. REF. FIM 75-31 TASK 804. THIS CLEARS PLT C/N 13008457. SEAMC PETER NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 35,441 hrs · 11,225 cycles

WHILE ACCOMPLISHING TASK CARD # 78273000 DISCOVERED SHORT TIME FAULT CODE # 75-10402 "THE VSV POSITION SIGNALS DISAGREE"ON ENG # 2. GROUNDED - YES. VERIFIED FAULT HISTORY IS CLEAR SINCE FAULT WAS DISCOVERED. NO INTERNAL EEC FAULTS FOUND. REF B737-900 FIM 75-31 TASK 804 & B737-900 AMM 73-21-00-700-804-F00.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 35,338 hrs · 11,185 cycles

AFTER LANDING DURING TAXI, RIGHT PACK LIGHT ILLUMINATED CHECKED RT PACK DUCT TEMPERATURE, INDICATED OVER 90C. GROUNDED - YES. THIS CLEARS MEL 21-33E FOR THE TCV CONNECTORMX CONFIGURAATION REVERSE FOR TCV CONNECTORSEAMC MARK NOTIFEDTHIS CLEARS MEL C/N 5072457.

Part: ACM — FAILED (RIGHT) · airframe 35,338 hrs · 11,185 cycles

REF LP 60919253RH PACK LIGHT ILLUMINATED DURING TAXI. GROUNDED - YES. TROUBLESHOT IAW B737-900 FIM 21-53 TASK 820. REMOVED AND REPLACED RH ACM IAW B737-900 AMM 21-51-04. REMOVED ACM HAD FAN IMPELLER BLADE DAMAGE, NO FURTHER DEFECTS NOTED WITH INSPECTION PER AMM 21-51-04. OPS CHK GOOD. LEAK CHECK GOOD. PERFORMED PACK/ZONE TEMPERATURE CONTROLLER BITE TEST OF BOTH CONTROLLERS IAW AMM 21-61-00. BITE CHECK GOOD. RAN PACK FOR 15 MIN, NO DEFECTS NOTED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 35,188 hrs · 11,142 cycles

ENG. 2 ECONOMIC FAULT 77-20862 "THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE" SHOWS. GROUNDED - YES. ON DEFERRAL.

Part: SPINNER — ERODED (#2 ENGINE) · airframe 34,986 hrs · 11,078 cycles

#2 ENGINE SPINNER WHITE PAINT ERODED. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE SPINNER CONE PER TC 78472010.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 34,867 hrs · 11,046 cycles

DURING ACCOMPLISHMENT OF TC N2471001 (RIGHT INLET COWL (GV) FOUND #2 ENGINE TAI DUCT CRACKED. GROUNDED - YES. ON DEFERRAL.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 34,773 hrs · 11,021 cycles

R2 DOOR EMERGENCY LIGHTS INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK @ M1672 REF AMM 33-51-06-960-805. 1 C/B OPENED, TAGGED, AND RESET. ALL OP TESTS PASS. ALL EMERGENCY LTS AT R2 DOOR OPERATIONAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 34,555 hrs · 10,956 cycles

AFTER ENGINE START, UPON RECALL, LEFT PACK FAULT LIGHT WILL EXTINGUISH WITH MASTER CAUTION RESET. GROUNDED - YES. ON DEFERRAL.

Part: CONTROL PANEL — BURNED OUT (FLIGHT DECK) · airframe 34,486 hrs · 10,933 cycles

HF #1 ON FH/SAT XFER PANEL IS BURNED OUT. GROUNDED - YES. (RESOLVED ON W/O: 1961652 TASKCARD: N/R-00001 ) REPLACED HF/SAT PANEL PER TASK 23-15-00-400-804. SATCOMS TESTS GOOD PER 23-15-00-730-801. #1, #2, HF GOOD PER MM 23-11-00/501. CLEARS MEL 23-11A, REMOVED PLACARD C/N #14063457. CARL SEAMC NOTIFIED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 34,435 hrs · 10,915 cycles

PRACTICE (HYBRID) AUTOLAND UNSUCCESSFUL. A/C LANDED 40' LEFT OF CENTERLINE APPROX 2200' DOWN R/W FLAPS 40 WINDS VARIABLE 5 KTS TEMP 75DEG F. GROUNDED - YES. C/W FIM 22-11 TASK 899 INBOUND CONDITION RELATED TO AUTOLAND, FOUND NO RELEVANT FAULTS. INTERROGATED HGS FOR FAULTS, FOUND 2 FAULTS ON THE FLIGHT "ILS ANOMALY DETECT & RWY LENGTH ERROR", EFFECTS WERE RO CTN & GND GUIDE. C/W LAND VERIFY TEST PER AMM 22-11-00/201, BITE GRP #49, ALL TESTS PASS. HGS 30 DAY IN-USE TEST PER AMM 22-00-01-730-898, ALL TESTS PASS. A/C APPROACH SURVEY ENTRY COMPLETED.

Part: MODULATING VALVE — FAULTY (LEFT ECS BAY) · airframe 34,279 hrs · 10,863 cycles

AFTER ENG START, UPON MASTER CAUTION RECALL, ZONE TEMP LGT ILLUMINATED BUT EXTINGUISHED UPON MASTER CAUTION RESET. GROUNDED - YES. HAD FLIGHT DECK TRIM VALVE FAULT. REMOVED AND REPLACED LH FLIGHT DECK TRIM MODULATION VALVE IAW B737-900 AMM 21-61-21-000-801 AND AMM 21-61-21-400-801, ETOPS GROUND FUNCTIONAL CHECK GOOD IAW AMM 21-61-00-700-806-002.

Part: VALVE — FAULTY (#1 ENGINE) · airframe 34,125 hrs · 10,815 cycles

ENGINE #1 COW VALVE OPEN LIGHT ILLUMINATED WITH TAI AMBER WITH ENGINE ANTI ICE SELECTED ON. GROUNDED - YES. REMOVED AND REPLACED #1 ENG COWL VALVE REF B737-900 AMM 30-21-11.

Part: MODULATING VALVE — FAILED (LH ECS BAY) · airframe 33,848 hrs · 10,718 cycles

LEFT PACK LIGHT ILLUMINATES DURING RECALL THEN RESETS. GROUNDED - YES. PERFORMED PACK/ZONE TEMP CONTROLLER BITE TEST REF B737-900 FIM 21-62 TASK 801. TCV FAIL LIGHT DISPLAYS BUT EXTINGUISHES WHEN RESET. DUE TO PREVIOUS HISTORY, REPLACED LH TCV REF B737-900 AMM 21-51-10/401. INSTALLATION TESTS PASSED WITH NO DISCREPANCIES NOTED. ETOPS VERIFICATION SUCCESSFUL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 33,699 hrs · 10,679 cycles

(FWD) L1 WINDOW HEAT ON LIGHT WILL NOT ILLUMINATE WHEN WINDOW HEAT PLACED ON. GROUNDED - YES. RESET WINDOW HEAT COMPUTER UNIT PER B737-900 AMM 30-41-11. OPS CHECK GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 33,678 hrs · 10,671 cycles

LEFT PACK LIGHT ON RECALL. GROUNDED - YES. VERIFIED FAULT, ACCOMP. PACK TEMP CONT. BITE #2 CONT. NO FAULTS, #1 SHOWS FAULT THIS PACK TCV (V139). CLEARED FAULT, REACCOMP. PACK TEMP CONT. BITE NO FAULTS. ACCESSED L/H PACK AREA ACCOMP. G.V.I. NO DEFECTS NOTED CLOSED PNL. RAN BITH PACKS TO FULL COLD FOR 12MIN & FULL HOT FOR 8 MIN NO PACK LIGHT ILLUMINATED. REF. B737-900 FIM 21-62 TASK 801 & FIM 21-62 TASK 830 & B737-900 AMM 21-51-00-010-26.

Part: PLENUM — BROKEN (RIGHT ECS BAY) · airframe 33,550 hrs · 10,636 cycles

DURING HEAT EXCHANGER RESTORATION, FOUND PRIMARY HEAT EXCHANGER R/H PLENUM/DIFFUSER PANEL WITH TWO NUTPLATES MISSING AND DIFFUSER BROKEN. GROUNDED - YES. REMOVED PRIMARY RH HEAT EXCHANGER AND PLENUM/DIFFUSER IAW B737-900 AMM 21-51-03-000-805-002. REPLACED DAMAGED PRIMARY, DIFFUSER PORTION HAD NO DEFECTS NOTED. REF B737-900 AMM 21-51-03-400-804-002. LEAK CHECK GOOD. OPERATIONAL CHECK GOOD.

Part: SEAL — LEAKING (#1 ENGINE) · airframe 33,400 hrs · 10,592 cycles

REF ASA TSR714030, #1 ENG IDG PAD DRAIN OIL LEAK OUT OF LIMITS PER B737-900 AMM 71-71-00-200-801-F00. GROUNDED - YES. REMOVED IDG REF B737-900 AMM 24-11-000-801. REMOVED SEALOL SEAL AND INSTALLED NEW SEALOL SEAL REF AMM 72-60-00-000-802-F00 AND 72-60-00-400-802-F00. REINSTALLED #1 IDG REF AMM 24-11-11-400-801. OPERATIONAL TEST GOOD NO FURTHER LEAKS NOTED.

Part: IDG — UNKNOWN (#1 ENGINE) · airframe 33,318 hrs · 10,565 cycles

ON WALK AROUND FOUND #1 ENG IDG NO OIL IN SIGHT GLASS. GROUNDED - YES. REMOVE AND INSTALLED #1 IDG REF AMM 24-11-11.

Part: BATTERY PACK — INOPERATIVE (MAIN PASSENGER C) · airframe 33,083 hrs · 10,491 cycles

LH AISLE LIGHTS FORWARD OF ROW 12, AND LH FWD EXTERIOR OVERWING EMERGENCY LIGHT ARE INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M2335. OPS CHECK GOOD IAW B737-900ER AMM 33-51-960-805.

Part: BATTERY PACK — INOPERATIVE (MAIN PASSENGER C) · airframe 33,083 hrs · 10,491 cycles

LH EMERGENCY AISLE LIGHT AT ROW 27 IS INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M2626. OPS CHECKS GOOD IAW B737-900FR AMM 33-51-06-960-805.

Part: CAP — LEAKING (IDG OIL FILTER) · airframe 32,756 hrs · 10,386 cycles

#1 ENG IDG LOW OIL UPON WALK AROUND DURING OIL SERVICE OF #1 ENG FOUND WITH HEAVY OIL STREAKING/DRIPPING FROM OB SIDE. GROUNDED - YES. ACCOMPLISHED IDG OIL SYSTEM STATIC LEAK CHECK PER B737-900 AMM 24-11-00. NOTED A SLIGHT OIL LEAK AT THE CHARGE FILTER CAP WITH NO OTHER LEAKS NOTED. REMOVED & REPLACED IDG CHARGE COVER & FILTER. ACCOMPLISHED 5 MINUTE ENGINE RUN & NO LEAKS NOTED. REF AMM 24-11-41. (REF ASA TSR 713695)

Part: IDG — LEAKING (NR 1 GENERATOR) · airframe 32,578 hrs · 10,339 cycles

ON WALKAROUND FOUND #1 ENG IDG NO OIL IN SIGHT GLASS AND OIL DRIPPING FROM COWLING. GROUNDED - YES. #1 IDG LEAKING FROM SIGHT GLASS REMOVED AND REPLACED #1 IDG PER B737-900 AMM 24-11-11.

Part: IDG — FAULTED (NR 1 GENERATOR) · airframe 32,466 hrs · 10,308 cycles

#1 IDG DRIVE LIGHT ILLUMINATE AFTER ENGINE START. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 24-11 TASK 801. CONFIRMED FAULTY #1 IDG. REMOVED AND REPLACED #1 IDG REF B737-900 AMM 24-11-11. OP CHECK GOOD.

Part: ACTUATOR — FAULTED (NR 1 ENG VBV) · airframe 32,189 hrs · 10,226 cycles

DURING ASA T/C 78273000, FOUND ENG #1 SHORT TIME FAULT CODE 75-10451 THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. REMOVED AND REPLACED #1 ENG LH VBV, OPS/LEAK CHECK GOOD REF B737-900 AMM 75-32-02. ORIGINAL SUBMISSION DATE: 11/30/2022

Part: ACTUATOR — FAULTED (NR 1 ENG VBV) · airframe 32,189 hrs · 10,226 cycles

DURING ASA T/C 78273000, FOUND ENG #1 SHORT TIME FAULT CODE 75-20451 THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. REMOVED AND REPLACED #1 ENG LH VBV, OPS/LEAK CHECK GOOD REF B737-900 AMM 75-32-02. ORIGINAL SUBMISSION DATE: 11/30/2022

Part: ACTUATOR — LEAKING (NR 1 VSV) · airframe 32,181 hrs · 10,224 cycles

ENGINE #1 RIGHT HAND VSV LEAKING 6 DROPS PER MINUTE. GROUNDED - YES. REMOVED #1 ENGINE RIGHT HAND VSV ACTUATOR AND INSTALLED #1 ENGINE RIGHT HAND VSV ACTATOR UP TO STEP F(5)(C) REF AMM 75-31-01 ASA 41958. COMPLETED INSTALLATION OF THE RIGHT VSV ACTUATOR PER AMM 75-31-01-400-802-FOO F(5)(D) THROUGH F(10) OPS AND LEAK CHECKS GOOD. SEAMC JOEY NOTIFIED.

Part: ACTUATOR — LEAKING (NR 2 VSV) · airframe 32,130 hrs · 10,205 cycles

NR 2 ENGINE LEFT VSV HAS STATIC FUEL LEAK 15 DROPS PER MINUTE. GROUNDED - YES. REPLACED NR 2 ENG LEFT VSV ACTUATOR IAW AMM 75-31-01 ACTUATOR LEAK TEST GOOD USING HAND PUMP. ACCOMPLISHED HMU IDLE RUN ACTUATORS TEST, CHECKS GOOD IAW AMM 71-00-00-700-807-F01.

Part: ACTUATOR — FAULTY (NR 1 ENGINE) · airframe 32,120 hrs · 10,203 cycles

REF ASA T/C 78273000 ENG #1 SHOWS SHORT TIME FAULT 75-10451, THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. ACCOMPLISHED GVI INSPECTION ON ELECTRICAL CONNECTORS DP0908(CH A), DP1008(CH B) AND VBV ACTUATOR RECEPTACLES, NO FAULT FOUND. PERFORMED ELECTRICAL RESISTANCE AND INSULATION CHECK ON BOTH ACTUATORS. ALL RESISTANCE VALUES ARE WITH IN ACCEPTABLE LIMITS. REF B737-900 FIM 75-32 TASK 803. REMOVED AND REPLACED RIGHT VBV ACTUATOR REF B737-900 AMM 75-32-02-000-801-F00. OPS CHECK GOOD.

Part: CONTROLLER — MALFUNCTIONED (CABIN TEMP) · airframe 31,896 hrs · 10,123 cycles

CONT CABIN TEMP CONTROLLER IS UNCONTROLLABLE, WILL NOT HOLD TEMP. CONTINUALLY SPIKES IN EITHER DIRECTION. WILL HOLD 22C IN OFF POSITION. GROUNDED - YES. PERFORMED A DUCT TEMPERATURE LIMIT SENSOR TEST REF B737-900 AMM 21-61-04. NO DISCREPANCIES NOTED. RANG OUT S2 (CONT CABIN TEMP SELECTOR) OF THE P5-17 FOR DEAD SPOTS IN THE POT. REF B737-900 WDM 21-61-12 AND 21-61-11. NO DEFECTS NOTED. T/S ON 10-18-22 NOTED THE CONTROL CABIN TCV FAULTING ON A PZTC BITE. REPLACED V143 PER AMM 21-61-21. NO HELP. REPLACED THE #1 PZTC PER AMM 21-61-20. ALL TESTS NORMAL. CONTROL CABIN TEMP CONTROL NOW WORKS NORMALLY. ETOPS GROUND VERIFICATION GOOD.

Part: FMS — FAULT MESSAGE (UNKNOWN) · airframe 31,721 hrs · 10,070 cycles

"VNAV INVAL ID-PERF" MESSAGE ON SCATCH PAD WITH LOSS OF VNAV, BUT RESET AFTER ENTERING CNT INDEX. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 22-11 TASK 801 DFCS BITE, WITH NO FAULT ALSO ACCOMPLISHED FIM 22-11 TASK 811 INITIAL EVALUATION WITHIN NO CURRENT FAULTS. ACCOMPLISHED ADIRU BITE PER FIM 34-21 TASK 801 ALL TESTS PASSED.

Part: BATTERY PACK — FAULTY (MAIN PASSENGER C) · airframe 31,640 hrs · 10,049 cycles

AFT GALLEY CENTER & LH SIDE EMERG LIGHTS EXTINGUISH IN LESS THAN 2 MINS. GROUNDED - YES. REMOVED AND REPLACED BATTERY, LOCATION M1672, OPS CHECK GOOD REF B737-900 AMM 33-51-06.

Part: EEC — FAULTY (#1 ENGINE) · airframe 31,381 hrs · 9,970 cycles

WHILE PERFORMING ASA T/C 78273000, FOUND ENGINE 1 FAULT CODE SHORT TIME 73-11281 "EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE", FLIGHT LEG 3. GROUNDED - YES. REMOVED AND INSTALLED NEW EEC. REF B737-900 AMM 73-21-60-000-801-F00 & 73-21-60-400-801-F00.

Part: GUIDE ARM — OUT OF ADJUST (UNKNOWN) · airframe 31,234 hrs · 9,928 cycles

L1 DOOR HARD TO CLOSE. GROUNDED - YES. ADJUSTED FWD ENTRY DOOR GUIDE ARM IAW B737-900 AMM 52-11-00-820-801.

Part: UNKNOWN — FAULTY (LEFT ECS BAY) · airframe 31,216 hrs · 9,922 cycles

UPON RECALL, MASTER CAUTION LIGHT AND LEFT PACK LIGHT ILLUMINATES. GROUNDED - YES. PERFORMED LH PFTC BITE. FOUND LH PACK TCV FAULT REF B737-900 FIM 21-62 TASK 801. REPLACED LH PACK TCV PER B737-900 AMM 21-51-10. INSTALLATION TEST PASSED. NO LEAKS.

Part: INSERT — BROKEN (#1 ENGINE) · airframe 31,094 hrs · 9,886 cycles

#1 ENGINE, FAN DUCT PANEL (5) HAS A BROKEN SCREW INSIDE THE FAN FRAME. GROUNDED - YES. REMOVED FAN DUCT PANEL (WITH LPTACC SCOOP) (5) ON # 1 ENGINE REF B737-900 AMM 72-23-07. REMOVED AND REPLACED BROKEN INSERT ON FRAME WITH NEW REF CFM OVERHAUL MANUAL REF 70-42-13 REPAIR. RE-INSTALLED FAN DUCT PANEL (5) (WITH LPTACC SCOOP) ON #1 ENGINE REF AMM 72-23-07.

Part: HANDLE — LACK OF LUBE (UNKNOWN) · airframe 31,030 hrs · 9,866 cycles

FLIGHT ATTENDANT REPORTS THAT L1 DOOR HANDLE IS HARD TO OPEN - GETS STUCK HALF WAY THRU MOVEMENT. GROUNDED - YES. RE-LUBRICATED L1 DOOR REF B737-900 AMM 12-25-11.

Part: UNKNOWN — FAULTY (#2 ENGINE) · airframe 30,910 hrs · 9,834 cycles

#2 ENGINE B FIRELOOP DETECTOR INOP. GROUNDED - YES. REMOVED AND REPLACED ENG #2 CORE FIRE DET HARNESS LOOP B REF B737-900 AMM 26-11-02 OPS CHECK GOOD.

Part: HARNESS — INOPERATIVE (#2 ENGINE) · airframe 30,766 hrs · 9,786 cycles

#2 ENGINE LOOP "B" INOP ON TEST. GROUNDED - YES. REMOVED AND REPLACED CORE FIRE DETECTOR HARNESS MW0326 OP TEST GOOD GROUND VERIFICATION PASS REF B737-900 AMM 26-11-02-000/400-802.

Part: EXCITER — FAULTY (#1 ENGINE) · airframe 30,574 hrs · 9,731 cycles

WHILE DOING AN AIR START, WE HAD TO ABORT #1 START, EGT GOT TO 400F & IT STARTED TO FLASH & ROLLED BACK. I PUT THE START LEVER TO CUT OFF & START SWITCH TO OFF. GROUNDED - YES. FOUND R/H IGNITION EXCITER FAILED DURING IGNITION SYSTEM AUDIBLE TEST B737-900 AMM 74-00-00-750-801-F00. REMOVED AND REPLACED R/H IGNITION EXCITER, REF AMM 74-11-01. OPS CK GOOD. OK FOR SERVICE.

Part: VBV — FALSE INDICATION (UNKNOWN) · airframe 30,524 hrs · 9,718 cycles

SHORT TIME FAULT 75-30451, THE VBV POSITION SIGNALS DISAGREE REQUIRES PLT DEFERRAL PER T/C 78273000. GROUNDED - YES. PERFORMED BITE TEST REF 75-32 TASK 803, G. OPS TEST GOOD.

Part: IGNITER — INOPERATIVE (#1 ENGINE) · airframe 30,419 hrs · 9,687 cycles

R IGN ON ENGINE #1 INOP. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE R IGNITER IAW B737-900 AMM 74-21-02.

Part: HARNESS — DAMAGED (#1 ENGINE) · airframe 29,782 hrs · 9,514 cycles

WHILE ACCOMPLISHING T/C N8420000, FOUND #1 ENGINE CORE FIRE DETECTOR HARNESS MW0326 DAMAGED ON 12 O'CLOCK POSITION. (BUSHING CHAFFING THROUGH HARNESS). GROUNDED - YES. REPLACED AND TESTED MW0326 REF B737-900 AMM 26-11-02-000-802 AND -400-802. OPS NML. WORK ACCOMPLISHED ON #1 ENG.

Part: MASTER CAUTION — FAILED (LEFT ECS BAY) · airframe 29,782 hrs · 9,514 cycles

CONT CAB ZONE TEMP ILLUMINATION DURING MASTER CAUTION RECALL. GROUNDED - YES. REMOVED AND REPLACED FLT DECK TRIM VALVE PER B737-900 AMM 21-61-21

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 29,750 hrs · 9,504 cycles

GOT "SINGLE FMC OPERATION" MESSAGE JUST AFTER LANDING FOR ABOUT 30 SECONDS THEN IT DISAPPEARED. GROUNDED - YES. REF B737-900 FIM 34-61 TASK 807 FOUND PGM FAULT ON R FMC. FAULT WAS INTERMITTENT.

Part: AOA — FAULT MESSAGE (UNKNOWN) · airframe 29,711 hrs · 9,491 cycles

AFTER PUSHBACK AND ENGINE STARTS R ALPHA VANE CAUTION LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED RESET AND OPS CHECK OF R AOA SENSOR HEATER IAW B737-900 AMM 30-31-00. OPS CHECK GOOD AT THIS TIME.

Part: COMPUTER — INOPERATIVE (EE RACK, E5) · airframe 29,567 hrs · 9,450 cycles

FMC P/RST LIGHT WILL NOT AUTOMATICALLY EXTINGUISH AFTER A TEST. GROUNDED - YES. REMOVED AND REPLACED #1 FMC. ACCOMPLISHED ALL LLM TESTS AND LRU REPLACEMENT TEST REF B737-900 AMM 34-61-02-000/400-801. FMC P/RST LIGHTS EXTINGUISH AFTER POST. GROUND VERIFICATION PASS.

Part: HEATER — LEAKING (#1 ENGINE) · airframe 29,262 hrs · 9,370 cycles

POSSIBLE FUEL LEAK IN #1 ENG AT HMU DRAIN REF L/P 60096874. GROUNDED - YES. PERFORMED ENG VENTS & DRAINS INSPECTION. DRAINS & VENTS NO LEAKS NOTED PER B737-900 AMM 71-71-00-200-801-F00. INSPECTED #1 ENG HMU FOR LEAKS WITH ENGINE RUN. NO LEAK NOTED FROM HMU. FOUND FUEL LEAK AT FUEL HEAT SERVO VALVE. STEADY STREAM OF FUEL LEAKING DURING ENG RUN. TRIED TO SECURE BOLTS AT GASKET. NO HELP. R/R #1 ENGINE FUEL HEATER SERVO IAW AMM 73-11-07. PERFORMED ENG RUN IAW AMM 71-00-00-700-821-F00, OPS CHECK GOOD. NO LEAKS NOTED. OK FOR SVC.

Part: TRANSFER SYS — STUCK (CONTROL CABIN) · airframe 28,950 hrs · 9,281 cycles

1 & 2 HF/SAT XFER BUTTON STUCK. GROUNDED - YES. REMOVED & REPLACED HF/SAT PANEL REF B737-900 AMM 23-15-00, OPS NORMAL.

Part: UNKNOWN — UNKNOWN · airframe 28,839 hrs · 9,247 cycles

ON SHUTDOWN APU FAULT LIGHT. GROUNDED - YES. CONFIRMED FAULT CODE 49-61223 STARTED B737-900 FIM 49-60 TASK 812 A - F (4)(F). ACCOMPLISHED CHECK OF WIRE HARNESS (ENGINE), NO FAULTS NOTED, REF FIM 49-60 TASK 812 F. (4)(F)3) AND (5) (A)-(F)1). APU BITE NOT ACCOMPLISHED DUE TO POWER OFF FOR OTHER MAINT. ACCOMPLISHED FIM AR:49-60 TASK 812 STEPS A. THRU F.(6) 5). REPLACED INLET TEMP. SENSOR, BITE CHECK OK. REF B737-900 AMM 49-61-31-400-801.

Part: BLOWER — INOPERATIVE (LOWER NOSE COMPT) · airframe 28,360 hrs · 9,120 cycles

WEATHER RADAR BLOWER FAN INOP. GROUNDED - YES. REMOVED AND REPLACED WX RADAR MOUNT BLOWER ASSY REF B737-900 AMM 34-43-5. OPS CKS GOOD. WX RADAR OPS CKS GOOD.

Part: EXCHANGER — INOPERATIVE (NR 2 ENG) · airframe 28,317 hrs · 9,108 cycles

DURING PREP FOR TOW FOUND #2 ENG MAIN OIL/FUEL HEAT EXCHANGER PAD DRAIN DRIPPING FUEL. GROUNDED - YES. REMOVED AND REPLACED OIL/FUEL HEAT EXCHANGER AND SERVO FUEL HEATER. REF B737-900 AMM 79-21-02 AND 73-11-07. OPS & LK CHECK GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 27,847 hrs · 8,979 cycles

WINDSHEAR GUIDANCE ACTIVATED ON TAKEOFF. POWER/THRUST LEVERS WERE PLACED TO MECHANICAL STOPS FOR LESS THAN 60 SECONDS. GROUNDED - YES. REF B737-900 AMM 34-43-00-710-802-001. NO FAULTS. COULD NOT DUPLICATE. OPS TEST NORMAL.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 27,741 hrs · 8,944 cycles

ON APPROACH CAPTAINS MCDU BLANKED FOR ABOUT 20 SEC THEN IT RESTARTED TO THE MENU, BUT WITHOUT THE ACARS OPTION. ALSO INTL REQ AT BOTTOM SCREEN AND ACARS NO COM MESSAGE. GROUNDED - YES. ACCOMPLISHED FMC BITE REF B737-900 FIM 34-61 TASK 801 NO INFLIGHT FAULTS NOTED. SENSOR TEST PASSED.

Part: STATIC INVERTER — INOPERATIVE (E/E BAY) · airframe 27,482 hrs · 8,860 cycles

ELEC LIGHT ILLUMINATED. GROUNDED - YES. REMOVED & REPLACED STATIC INVERTER IAW B737-900 AMM 24-34-21-000-801, 24-34-21-4100-801, 24-34-21-400-801 OPS CHECKS GOOD.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 27,481 hrs · 8,859 cycles

3 EMERGENCY EXIT LIGHT IN AFT CABIN INOP. GROUNDED - YES. CHARGED EMERGENCY BATTERIES ANDS OPS CHECKS GOOD IAW B737-900 AMM 33-51-03-960-805.

Part: BATTERY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 27,481 hrs · 8,859 cycles

R2 SERVICE DOOR EMERGENCY LIGHTS INOP. GROUNDED - YES. REMOVED, REPLACED AND OP CK GOOD EMERGENCY BATTERY PACK FOR R2 SERVICE DOOR IAW B737-900 AMM 33-51-06-960-805.

Part: WIRE HARNESS — FAULTED (NR 2 FIRE LOOP) · airframe 27,305 hrs · 8,810 cycles

#2 ENGINE FIRE DETECTION LOOP B HAS A FAULT LOOP A DOES NOT SHOW A FAULT. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENGINE MW0326 CORE FIRE DETECTOR HARNESS REF B737-900 AMM 26-11-02. ACCOMPLISHED ENGINE FIRE DETECTION OPS CHECK REF AMM 26-11-00-710-801 ALL TEST PASS. GROUND VERIFICATION TEST SUCCESSFUL.

Part: OIL COOLER — INOPERATIVE (NR 2 IDG) · airframe 27,261 hrs · 8,800 cycles

REF L/P 60182965 #2 ENG IDG OIL COOLER AND ADG AIR/OIL COOLER REQUIRES REMOVAL AND REPLACEMENT CONTINUE WITH #2 ENG IDG INSTALLATION TEST REF B737-900 AMM 24-11-11 STEP 3(I). GROUNDED - YES. REMOVED AND REPLACED #2 ENG IDG OIL COOLER AND IDG AIR/OIL COOLER IAW AMM 73-11-06 AND 24-11-21. PERFORMED #2 ENG IDG INSTALLATION TEST IAW AMM 24-11-11 LEAK AND OPS CK OK SEAMC RON NOTIFIED A&P TSAR174M.

Part: IDG — CONTAMINATED (NR 2) · airframe 27,261 hrs · 8,800 cycles

3 HRS 45 MIN. INTO FLIGHT AT FL 380 THE #2 ENG DRIVEN GENERATOR LIGHT ILLUMINATED THE DRIVE DISCONNECT SWITCH WAS USED TO DISCONNECT THE GENERATURE AND THE APU WAS STARTED AND PUT ON THE BUS. GROUNDED - YES. PERFORMED B737-900 TASK 24-11-11-080-801 FOUND CONTAMINATION IN IDG FILTER. FLUSHED PLUMING LINES IN IDG EXTERNAL OIL COOLING CIRCUIT IAW B737-900 AMM 24-11-41. REMOVED AND REPLACED #2 ENG IDG IAW 24-11-11 UP TO STEP (I). IDG INSTALLATION TEST REQUIRED PER AMM 24-11-11, IDG AIL/OIL COOLER AND IDG OIL COOLER REQUIRE REPLACEMENT A&P TSAR174M.

Part: BLADE — DAMAGED (NR 2 ENG FAN) · airframe 26,992 hrs · 8,721 cycles

PER T/C 78472010 FAN BLADE LUBE, BLADE #8 CU-NI-IN COATING MISSING BEYOND LIMITS ON #2 ENG. GROUNDED - YES. REMOVED AND REPLACED #2 ENG FAN BLADE #8 AND ITS PAIR #20 PER T/C 78472010, P/N & S/N ENTERED INTO TRAX.

Part: BLADE — DAMAGED (NR 2 ENG FAN) · airframe 26,992 hrs · 8,721 cycles

PER T/C 78472010 #2 ENG. FAN BLADE, BLADE #12 CU-NI-IN COATING MISSING BEYOND LIMITS. GROUNDED - YES. REMOVED AND REPLACED #2 ENG FAN BLADE #12 AND ITS PAIR #24 PER T/C 78472010.

Part: BLADE — DAMAGED (NR 2 ENG FAN) · airframe 26,992 hrs · 8,721 cycles

PER T/C 78472010 #2 ENG. FAN BLADE LUBE, BLADE #2 CU-NI-IN COATING MISSING BEYOND LIMITS. GROUNDED - YES. REMOVED AND REPLACED #2 ENG FAN BLADE #2 AND ITS PAIR #14 PER T/C 78472010. P/N & S/N ENERED IN TRAX.

Part: IGNITER — INOPERATIVE (NR 1 ENGINE) · airframe 26,795 hrs · 8,661 cycles

CHANGE ENG 1 IGNITERS BOTH LEFT AND RIGHT IGNITERS. GROUNDED - YES. R/R ENG 1 IGNITERS BOTH LEFT AND RIGHT IGNITERS REF B737-900 AMM 74-21-02 OPS CK GOOD.

Part: COMPENSATOR — FAILED (WING FUEL TANK) · airframe 26,287 hrs · 8,499 cycles

#2 FQIS COMPENSATOR PROBE FOUND BAD DURING TSR710603. COMP PROBE OUT OF TOLERANCE AT 60.23 PICO FARADS REF FQIS SYSTEM TEST B737-900 AMM 28-41-00-730-801 AND PROBE TEST AMM 28-41-21/501. GROUNDED - YES. REPLACED #2 COMPENSATOR PROBE IAW B737-900 AMM 28-41-21-400-801. FQIS SYSTEM TEST PASS, #2 COMP 57.90 PF REF AMM 28-41-00-730-801. FQIS BITE PASS.

Part: DISPLAY — DEFECTIVE (CONTROL PANEL) · airframe 26,266 hrs · 8,489 cycles

IAS / MACH WINDOW ON MCP HAS DEFECT. GROUNDED - YES. REMOVED AND REPLACED DFCS MODE CONTROL PANEL IAW B737-900 AMM 22-11-34/401. ACCOMPLISHED DFCS LRU REPLACEMENT TEST FOR MCP REF AMM 22-11-34/501. ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST REF AMM 22-11-00/201. ALL TESTS PASSED. ALL GROUND VERIFICATION GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (LT FUEL QTY) · airframe 26,081 hrs · 8,430 cycles

DURING INITIAL CLIMB AND LEFT TURN-OUT, THE LEFT MAIN FUEL QUANTITY ILLUMINATED IMBAL AND SHOWED AN 800# DECREASE IN QUANTITY. WE NOTED BOTH ENGINE FUEL FLOWS WAS MATCHED UP. ALL INDICATED NORMAL. AT LANDING OUR INDICATED OVERBURN WAS EQUAL TO THE INDICATED ERROR. IN OTHER WORD, WE SUSPECT AN INDICATING ERROR AND THAT WE HAVE 800# ADDITIONAL. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 28-41-TASK 801 NO CURRENT FAULTS. NO FAULT HISTORY FOUND. ALSO ACCOMPLISHED FUEL COMPARISON CHECK PER B737-900 AMM 28-41-00-720-801 PLUS CROSSFEED OPERATIONAL CHECK PER AMM 28-22-00-730-802. NO DEFECTS FOUND. AIRCRAFT OK FOR SERVICE.

Part: BLADE — WORN (NR 2 ENGINE FAN) · airframe 25,475 hrs · 8,225 cycles

NR 2 ENGINE S/N 658601 BLADE NR 24 S/N DM077597-5 CU-NI-IN COATING WORN BEYOND LIMITS. GROUNDED-YES. REMOVED AND REPLACED BLADE NR 24 AND ITS PAIR NR 12 ON NR 2 ENGINE, REF T/C 78472010.

Part: BLADE — WORN (NR 2 ENGINE) · airframe 25,475 hrs · 8,225 cycles

NR 2 ENGINE BLADE NR 6 S/N DM047594-B CUN-NI-IN WORN BEYOND LIMITS ENGINE S/N 568601. GROUNDED-YES. REMOVED AND REPLACED BLADE NR 6 AND ITS PAIR NR 18 ON NR 2 ENGINE, REF T/C 78472010.

Part: BLADE — WORN (NR 2 ENGINE FAN) · airframe 25,475 hrs · 8,225 cycles

NR 2 ENGINE S/N 658601 BLADE NR 9 S/N DM048339-T CU-NI-IN COATING WORN BEYOND LIMITS. GROUNDED-YES. REMOVED AND REPLACED BLADE NR 9 AND ITS PAIR NR 21 ON NR 2 ENGINE, REF T/C 78472010.

Part: BLADE — WORN (NR 2 ENGINE FAN) · airframe 25,475 hrs · 8,225 cycles

NR 2 ENGINE S/N 658601 BLADE NR 19 S/N DM077698-3 CU-NI-IN COATING WORN BEYOND LIMITS. GROUNDED-YES. REMOVED AND REPLACED BLADE NR 19 AND ITS PAIR NR 7 ON NR 2 ENGINE, REF T/C 78472010.

Part: SPACER — DEBONDED (NR 2 FAN BLADES) · airframe 25,475 hrs · 8,225 cycles

NR 2 ENGINE S/N 658601 3 FAN BLADE SPACERS DISBONDED ELASTOMERS ON 1 SIDE. GROUNDED-YES. REMOVED AND REPLACED 3 FAN BLADE SPACERS ON NR 2 ENGINE, REF T/C 78472010.

Part: FMC — FAILED (LEFT) · airframe 24,971 hrs · 8,056 cycles

DURING CRUISE THRU FL 290 LT FMC FAILED QH COMPLETED AND PROCEEDED SINGLE FMC (RIGHT FMC OPERATIONS NORMAL). GROUNDED-YES. PERFORMED B737-900 FIM 34-61 TASK 801, NO FAULTS NOTED AT THIS TIME.

Part: OUTFLOW VALVE — FAULTY (CABIN PRESSURE) · airframe 24,860 hrs · 8,025 cycles

ON CLIMB OUT PASSING APRROX 8000' OUT OF DFW WE GOT AN AUTO FAIL CABIN PRESSURE LIGHT WITH THE CABIN PRESSURE SWITCH IN ACT, PER MEL 21-14C. MAINTAINING CABIN PRESSURIZATION IN MANUAL MODE WORKED FINE. GROUNDED-YES. ACCOMPLISHED NR 2 DCPC BITE, REF B37-900 FIM 21-31 TASK 801. FAULT CODE 069 'OFV LRU FAIL' LOGGED. SYSTEM TEST DCPC NR 2 PASSES AND FAULT CLEARS ON GROUND. REMOVED AND REPLACED AFT OUT FLOW VALVE ASSEMBLY, IN REF TO B737-900 AMM 21-31-03, OPERATIONS CHECK NORMAL. PERFORMED TEST OF MANUAL MODE AND CABIN PRESSURE CONTROL SYSTEM, OPERATIONS CHECK GOOD, IN REF TO B37-900 AMM 21-31-00710-801 AND 21-31-00-700-802.

Part: OUTFLOW VALVE — FAILED (CABIN PRESSURE) · airframe 24,853 hrs · 8,023 cycles

GOT AUTOFAIL LIGHT ON CLIMB OUT AROUND 10,000. GROUNDED-YES. REMOVED AND REPLACED AFT OUT FLOW VALVE ASSEMBLY, IN REF TO B737-900 AMM 21-31-03. OPERATIONS CHECK NORMAL THIS CLEARS MEL 21-14C. PUSH IN BREAKER ON P6-4 AUTO 1 BREAKER C/N 10039457 SEAM C SCOTT NOTIFIED. PLACARD REMOVED PERFORMED TEST OF MANUAL MODE AND CABIN PRESSURE CONTROL SYSTEM. OPERATIONS CHECK GOOD, IN REF TO B737-900 AMM 21-31-00710-801 AND 21-31-00-700-802.

Part: AUTOPILOT SYS — MALFUNCTIONED · airframe 24,832 hrs · 8,017 cycles

FOLLOWED PROCEDURE FOR HYBRID/HGS APPROACH, NO ANOMALIES OBSERVED UNTIL APPROX 80' AGL. AIRCRAFT DRIFTED TO RIGHT OF CENTERLINE, THEN CORRECTED LEFT OF CENTERLINE. A/C WAS STILL DRIFTING WHEN AP DISCONNECTED MANUALLY. PERFORMED MANUAL LANDING WINDS 130/5. GROUNDED-YES. ACCOMPLISHED 737NG LLM LAND VERIFIED TEST, ALL TEST PASSED B737-900 AMM 22-11-00-700-801, AND HGS-400. SYSTEM OPS TEST PASSED SMM 34-36-00.

Part: OUTFLOW VALVE — FAULTED (CABIN PRESSURE) · airframe 24,815 hrs · 8,013 cycles

CABIN RATE OF CLIMB INDICATOR MOVING CONSTANTLY BETWEEN + AND - PRESSURE, K UP TO +500, -700 FPM. CABIN DIFF PRESS CONSTANT AND NORMAL. NO PHYSIOLOGICAL EFFECTS. CABIN CLIMB WAS NORMAL AT 10K AND 18K. GROUNDED-YES. REMOVED & REPLACED OUTFLOW VALVE. GROUND VERIFIED GOOD, NO DEFECTS NOTED, REF B737-900 AMM 21-31-03-00-801 & 21-31-03-400-801. GROUND TEST ACCOMPLISHED, ALSO PERFORMED PRESSURIZATION TEST AND VERIFIED RATE OF CLIMB INDICATOR WORKS NORMAL AMM 05-51-91-790-801.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 24,699 hrs · 7,975 cycles

AFT EMERGENCY EXIT LIGHTS OUT, GALLEY & CABIN SECTION. GROUNDED - YES. R & R EMERG BATT PACK LOCATION, REF B737-900 AMM 33-51-06. OPS CHECK GOOD.

Part: PUMP — FAILED (NR 2 HYD SYSTEM) · airframe 24,521 hrs · 7,908 cycles

ENG 2 PUMP LOW PRESSURE LIGHT ILLUMINATED. QRH CHECKLIST COMPLETE BY TURNING OFF ENG 2 HYD PUMP. GROUNDED - YES. REMOVED & CLEANED PRESSURE SWITCH. NOTED NR 2 ENGINE LOW PRESSURE LIGHT STAYS ILLUMINATED & ENGINE ONLY PRODUCES 90 PSI DURING MOTORING. B737-900 AMM TASK 29-11-51-000-801 CASE DRAIN FILTER REMOVED, INSPECTED AND FOUND TO BE CONTAMINATED. REMOVED AND REPLACED SYSTEM B ENGINE DRIVEN PUMP, PER AMM 29-11-51. REMOVED AND REPLACED ENG NR 2 EDP CASE DRAIN FILTER MODULE, PER AMM 29-11-51. REMOVED AND REPLACED ENG NR 2 EDP HYD SUPPLY LINE, PER B737-900 FIM 29-10 TASK 813. PERFORMED HYD SYSTEM "B" FLUSHING, PER AMM 29-11-00-170-801. ALL CHECKS NORMAL. NO DEFECTS NOTED AT THIS TIME, A/C OK FOR SVC.

Part: DOOR — UNKNOWN (L1) · airframe 24,349 hrs · 7,858 cycles

FA REPORTED THE L1 DOOR WAS ABNORMALLY DIFFICULT TO OPEN. GROUNDED - YES. ACCOMPLISHED OPERATION OF L1 DOOR IAW AMM 52-11-00. NO DEFECTS NOTED.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHTS) · airframe 24,309 hrs · 7,845 cycles

EMERGENCY LIGHTS INOPERATIVE ABOVE 4DF, ROWS 9-13DF. ALSO INOPERATIVE AT DOOR R1 (ALL LIGHTS). RT FWD OVERWING EXIT LIGHT OUTSIDE INOPERATIVE. GROUNDED - YES. SWAPPED COMPLETE POWER SUPPLY IN LIGHTS AT R1 DOOR OPERABLE. SWAPPED UNITS BACK. SUSPECT BATTERY PACK. REPLACED TWO BATTERY PACKS. ALL LIGHTS NOW FUNCTIONAL.

Part: PUMP — DAMAGED (NR 2 ENGINE) · airframe 24,309 hrs · 7,845 cycles

DURING #2 ENG SHUTDOWN AFTER 30 MINS RUN FOUND OIL LEAKING FROM ENG APPROX 1 QT. GROUNDED - YES. ACCOMPLISHED ENG VENT & DRAIN INSP OF #2 ENG. DETERMINED LEAK TO BE COMING FROM HYDRAULIC PAD DRAIN AND BEYOND SERVICEABLE LIMITS AFTER AND DURING ENG RUN. REPLACED #2 ENG DRIVEN HYD PUMP PER B737-900 AMM 29-11-11 OPS CHECKS AND LEAK CHECKS GOOD. REQUIRES FILTER FLUSH AND CHANGE FOR MECHANICAL FAILURE PER AMM 29-11-11 DUE TO SHEARED SHAFT. NO METAL FOUND ON CASE DRAIN LINE, HOSE OR QUICK DISCONNECT. ACCOMPLISHED HYDRAULIC SYS B FLUSHING REF AMM 29-11-00-170-801. R/R EMDP, EDP DRAIN FILTER ELEMENT REF AMM 29-11-41, 29-11-51. NO METAL FOUND. OPS CHK AND LEAK CHK GOOD.

Part: UNKNOWN — MALFUNCTIONED (NR 2 ENGINE) · airframe 24,202 hrs · 7,810 cycles

#2 ENGINE CONTROL LIGHT ILLUMINATED ON OVERHEAD PANEL. GROUNDED - YES. PERFORMED EEC BITE TEST, B737-900 FIM 73-00 TASK 801. ONE FAULT FOUND 73-31352 AIRPLANE VOLTAGE INPUT TO EEC. PERFORMED ENGINE RUN. INITIAL EVALUATION FAULT CLEAR. EEC SHOWS NO FAULT. AC OK FOR SERVICE.

Part: FMC — MALFUNCTIONED (CAPTAIN'S) · airframe 23,934 hrs · 7,735 cycles

INTERMITTENT "VTK" ON CAPT SIDE ND. GROUNDED - YES. RAN B737-900 FIM 34-61 TASK #836, CYCLED PWR TO BOTH FMC OPS. RESTORED & BOTH FM'C CHECK OK.

Part: TRANSCEIVER — INOPERATIVE (WX RADAR SYS) · airframe 23,462 hrs · 7,597 cycles

DURING CRUISE, FL 350, WEATHER RADAR FAILED ANNUNCIATED AND ON APPROACH PWS FAILED ANNUNCIATED. GROUNDED - YES. REMOVED AND REPLACED WEATHER RADAR TRANSCEIVER IAW AMM 34-43-41-000-801, AND MM 34-43-41-400-801. PERFORMED WEATHER RADAR SYSTEM OPERATIONAL TEST IAW AMM 34-43-00-710-802-001 - ALL TESTS PASSED.

Part: WARNING LIGHT — ILLUMINATED (RT A/C PACK) · airframe 23,295 hrs · 7,549 cycles

RIGHT PACK LIGHT ILLUMINATES WITH RECALL, EXTINGUISHES WITH MASTER CAUTION RESET. GROUNDED - YES. PERFORMED FIM 21-53 TASK 821 NO FAULTS FOUND. DUE TO 2X HISTORY AFTER RECENT REPLACEMENT OF LT PACK ZONE TEMP CONTROLLER SUSPECTED FAULTY LRU. PLACED THIS ITEM ON SOS. AS A PRECAUTION REPLACED L/H TEMP CONTROLLER REF AMM 21-61-20/401. OPS TEST PASSED NO DEFECTS NOTED. .

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 23,214 hrs · 7,524 cycles

RIGHT PACK LIGHT CAME ON DURING MASTER CAUTION RECALL AND LIGHT WENT OUT ON MASTER CAUTION RE-SET. GROUNDED - YES. PERFORMED FIM 21-53 TASK 821. ON NR 1 AND 2 PACK TEMP CONTROLLERS. ON PACK TEMP CONTROLLERS, NO FAULTS FOUND. ON ''VERIFY" GO" LIGHT ILLUMINATED. CANNOT DUPLICATE FAULT AT THIS TIME.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 23,196 hrs · 7,519 cycles

RIGHT "PACK" LIGHT ILLUMINATES DURING MASTER CAUTION RECALL. LIGHT EXTINGUISHES WHEN MASTER CAUTION SYSTEM IS RESET. GROUNDED - YES. PERFORMED FIM 21-53 TASK 821, PACK LIGHT IS ON DURING MASTER CAUTION RECALL. PACK LIGHT ON AIR COND. MODULE P5-10, DOES NOT COME ON, THEN THERE AN INTERMITTENT FAULT, OK FOR SERVICE. NO HISTORY ON RIGHT HAND PACK FOR 30 DAYS. PERFORMED FIM TASK 21-62 TASK 801 ALL FAULTS CLEARED AND NO DEFECTS NOTED.

Part: CONTROLLER — INOPERATIVE (CABIN TEMP) · airframe 23,175 hrs · 7,511 cycles

L PACK LIGHT CAME DURING T/O ROLL. ABORTED T/O AT 75-80KTS. GROUNDED - YES. INSPECTED AND FOUND LEFT PACK/ZONE FAULT LIGHT STAYING "ON". WOULD NOT RESET. ATTEMPTED TO PERFORMED BITE PER 21-60-00-700-806-002. NO HELP. ACCOMPLISHED TASK 21-62 TASK 802. CONFIRMED LH PZTC INOP. RMVD AND INSTALLED NEW LH PZTC REF 21-61-20. PERFORMED BITE PER 21-61-00. NO FAULTS LOGGED. GROUND RAN LEFT PACK FOR 1HR. SYS OPS TESTS NML. REF 21-00-00.

Part: SENSOR — FAILED (APU) · airframe 22,947 hrs · 7,447 cycles

APU HAS HISTORY OF AUTO SHUT DOWN. GROUNDED - YES. MULTIPLE MAINT MESSAGES SPEED SENSOR 1 SHOWS CIRCUIT FAILURE / SPEED SENSOR 1 SHOWS OPEN CIRCUIT. REF FIM 49-30 TASK 802. NO FOD NOTICED IN INLET OR PLENUM. PERFORMED WIRE HARNESS INSP NO DEFECTS NOTED. PERFORMED CONTINUITY CHECK OF P12 / SPEED SENSOR TO APU FIRE WALL CONNECTOR CONTINUITY CHECKS GOOD. REMOVED AND REPLACED SPEED SENSOR REF B737-900 AMM TASK 49-61-21. OPS CHECK GOOD, LEAK CHECK GOOD. NO FURTHER DEFECTS NOTED.

Part: HEATER — INOPERATIVE (PITOT PROBE) · airframe 22,947 hrs · 7,447 cycles

AUX PITOT LIGHT IN FLIGHT. GROUNDED - YES. CONFIRMED AUX PITOT HEAT INOP - COOL TO TOUCH. REF B737-900 WDM 30-31-12 OPEN FROM PIN 38 TO GND. REMOVED AND REPLACED AUX PITOT PROBE PER B737-900 AMM 34-11-01 OPS NML. LK CK GOOD PER AMM 34-11-00-790-812.

Part: ANNUNCIATOR — LOOSE (COCKPIT) · airframe 22,794 hrs · 7,406 cycles

F/O A/P/A/T/FMC ANNUNCIATOR 1-2 TEST SWITCH LOOSE. GROUNDED - YES. 16 CIRCUIT BREAKERS PULLED AND COLLARED CLOSED 16 CIRCUIT BREAKERS CLOSED R&R AUTOPILOT ANNUNCIATOR PER B737-900 AMM 22-11-32 PB 401 OPS CHECK GOOD, OK FOR SERVICE.

Part: ECU — FAILED (APU) · airframe 22,706 hrs · 7,379 cycles

APU FAULT LIGHT ILLUMINATED ON GROUND DOES NOT START. GROUNDED - YES. REMOVED & REPLACED ECU, VERIFIED CORRECT ECU SOFTWARE INSTALLED, PERFORMED OPS TEST NORMAL REF B737-900 AMM 49-61-12, PERFORMED SUCCESSFUL GROUND VERIFICATION CHECK, CLEARS MEL 49-1B.

Part: APU — FAILED · airframe 22,681 hrs · 7,374 cycles

APU CT5ATP TEMPERATURE REMAINS ABOVE 605 DEGREES AFTER ALL TROUBLE-SHOOTING COMPLETED.(#PRI2)ETOPS SIGNIFICANT SYSTEM INSTALLATION TASK AFFECTS APU ON DEMAND IN-FLIGHT START CAPABILITY. UPON COMPLETION CONTACT MAINTENANCE CONTROL AND REPORT THAT THIS TASK HAS AFFECTED APU IN-FLIGHT START CAPABILITY, MEL 49-99A IS REQUIRED PRIOR TO FLIGHT. GROUNDED - YES. REMOVED AND REPLACED APU PER ASA T/C 78349010.

Part: VALVE — LEAKING (NR 2 ENGINE) · airframe 22,049 hrs · 7,198 cycles

#2 ENG HAS A LEAK COMING OUT OF THE DRAINS. GROUNDED - YES. FOUND #2 ENG HPTACC VALVE DRAIN LEAKING ONE DROP EVERY 4 SECONDS. REMOVED #2 ENG HPTACC REF AMM 75-21-01-000-801-F00. INSTALL #2 ENGINE HPTACC VALVE REF AMM 75-21-01-400-801-F00. STEPS 3. A-G (4) (A); (5) (A) - (B), STEPS G (7) (A)- (E). FINISH FINAL INSTALLED OF #2 ENG HPTACC REF AMM 75-21-01-400-801-F00, STEPS G (6) (4) (5) THRU H. & I. TEST 3A & 12 PASSED. NO FAULTS OF LK'S NOTED.

Part: SENSOR — OUT OF ADJUST (NR 4 SPOILER) · airframe 21,795 hrs · 7,117 cycles

WHILE ACCOMPLISHING TASK CARD 78222000, FOUND SPOILER NR 4 POSITION SENSOR OUT OF ADJUSTMENT. GROUNDED - YES. ADJUSTED SPOILER #4 POSITION SENSOR PER B737-900 AMM 22-11-27-820-801. ALL TESTING NORMAL, AND REACCOMPLISHED TASK CARD 78222000.

Part: CARGO TRACK — CRACKED (CARGO BAY) · airframe 21,789 hrs · 7,115 cycles

AFT PIT CARGO TRACK CRACK AT RADIUS AT STA 727I. GROUNDED - YES. CUT OUT DAMAGED SECTION ON REPAIRED CARGO TRACK IAW SRM 53-00-53-2R-3.

Part: ANGLE — CRACKED (BS 663) · airframe 21,789 hrs · 7,115 cycles

L/H ECS BAY AFT BULKHEAD STA. 633 UPPER ANGLE IS CRACKED AT I/B END LBL 12. GROUNDED - YES. REPAIRED IAW ALASKA AIRLINES EA 900ER-57EA-21892 REV 00.

Part: ANGLE — CRACKED (BS 663 BULKHEAD) · airframe 21,789 hrs · 7,115 cycles

R/H ECS BAY AFT BULKHEAD STA. 633 UPPER ANGLE IS CRACKED AT I/B END RBL 12. GROUNDED - YES. REPAIRED IAW ALASKA AIRLINES EA 900ER-57EA-21892 REV 00.

Part: AUTOTHROTTLE SYS — UNKNOWN · airframe 21,770 hrs · 7,110 cycles

AUTO-THROTTLE WILL NOT STAY ENGAGED IN FLIGHT. GROUNDED - YES. PERFORMED A/T SYSTEM AND OPERATIONAL TEST, BOTH CHECKED GOOD IAW AMM 22-31-00-710-801, 22-31-00-710-802.

Part: BOLT — BACKED OUT (SLIDING WINDOW) · airframe 21,711 hrs · 7,093 cycles

CAPTAIN SLIDING WINDOW HARD TO CLOSE. GROUNDED - YES. REMOVED THE LT OPENABLE WINDOW PER AMM 56-12-11-000-801. FOUND AFT LOWER ROLLER BOLT BACKING OFF. REINSTALLED LOWER AFT AND FWD ROLLER BOLTS WITH LOCTITE ON SET SCREWS PER AMM 56-12-11-820-801. NO ADJUSTMENTS MADE TO WINDOW. PERFORMED CHECK OF WINDOW PER AMM 56-12-11-710-803. REINSTALLED WINDOW PER AMM 56-12-11-400-801.

Part: START VALVE — FAILED (NR 2 ENGINE) · airframe 21,662 hrs · 7,075 cycles

START VALVE DID NOT OPEN STARTING ENGINE #2 START SEQUENCE ABORTED. GROUNDED - YES. REPLACED START VALVE ON #2 ENG, REF AMM 80-11-03. MPM- ALT DEACTIVATE PROCEED REVERSED. GROUND VERIFICATION TEST OF ETOPS SIG SYSTEM SUCCESSFUL REF : POWER PLANT TEST-- TASK 71-00-00-800-811-FOO.

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 21,629 hrs · 7,067 cycles

ON RECALL LEFT PACK LIGHT ILLUMINATES WITH ASSOCIATED MASTER CAUTION. EXTINGUISHED ON RESET. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE CHECK REF AMM 21-60-00-700-806 NO FAULTS FOUND. GROUND VERIFICATION CHECKS NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 21,423 hrs · 7,006 cycles

RIGHT PACK LIGHT ON RECALL. EXTINGUISHES WITH MASTER CAUTION RECALL. GROUNDED - YES. RAN OPS TEST OF R PACK, FOUND SRDA EXIT FAULT ILLUM. RAN BIT TEST / OPS TEST AND FAULT CLEARED.

Part: MODULATING VALVE — FAILED (AC BAY) · airframe 21,087 hrs · 6,902 cycles

CONT CAB ZONE TEMP LIGHT SINGLE CONTROLLER FAIL LIGHT RESETS WITH MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED ZONE TRIM AIR MODULATION VALVE PER AMM 21-61-21/401. ACCOMPLISHED PACK/ZONE TEMPERATURE CONTROLLER BITE PER AMM 21-61-00-700-740-801-002, BITE TEST SUCCESSFUL. GROUND VERIFICATION SUCCESSFUL.

Part: WARNING LIGHT — FALSE ACTIVATION (COCKPIT) · airframe 20,793 hrs · 6,814 cycles

"ELEC" LIGHT ILLUMINATED AFTER PUSHBACK. ACCOMPLISHED CHECKLIST. GROUNDED - YES. RESET SPCU IAW B737-900 FIM 24-34 TASK 802. PERFORMED BITE CHECK IAW FIM 24-31 TASK 801. ELEC LIGHT EXTINGUISHED. ALL FAULTS CLEARED.

Part: EXCITER — FAULTED (APU) · airframe 20,628 hrs · 6,769 cycles

AFTER LANDING, APU FAILED TO START, FAULT LIGHT ILLMUMINATED. GROUNDED - YES. PERFORMED APU BITE AND GOT FAULT CODE 49-41011. REF B737-900 FIM 49-40 TASK 802 REMOVED & REPLACED IGNITION UNIT REF B737-900 AMM 49-41-31. OPS CHECK GOOD REF AMM 49-11-00 W/ NO FAULTS FOUND. THIS CLEARS MEL 49-1B.

Part: RADAR — UNSECURE (WEATHER RADAR) · airframe 20,604 hrs · 6,763 cycles

WX FAIL ON APPROACH. GROUNDED - YES. FOUND WXR RT LOOSE IN RACK RESECURED RT REF B737-800 AMM 34-43-41-400-801 & OPS CK OK REF AMM 34-43-00-710-802-001.

Part: COMPUTER — INTERMITTENT (AUTOPILOT SYS) · airframe 20,383 hrs · 6,695 cycles

AUTOPILOT B WILL NOT ENGAGE IN FLIGHT. GROUNDED - YES. DFCS FAULT REVIEW SHOWS NUMEROUS FAULT MSG #22-11340 (CH-B R SNSR EXC INV) & MSG #22-11338 (CH-B P SNSR EXC INV). ACCOMPLISHED FIM 22-16 TASK 829 & FIM 22-16 TASK 828. GVI FCC -B INTLK CB'S & CHECKED POWER WITH FLUKE, NO FAULTS NOTED. REMOVED & REPLACED FCC B (M1876) AS PRECAUTIONARY REF AMM 22-11-33. ACCOMPLISHED LRU REPLACEMENT TEST (GP 35) REF AMM 22-11-33/401, DFCS LAND VERIFY TEST (GP 49) REF AMM 22-11-00/201 & HGS SYSTEM TEST REF SMM 34-36-00, OPS CK NML. ALSO, ACCOMPLISHED FCC OPS SOFTWARE CROSSLOAD REF AMM 22-11-33-470-804. VERIFIED CORRECT SOFTWARES BOTH FCC'S.

Part: COMPUTER — INOPERATIVE (FLT CONTROL) · airframe 20,204 hrs · 6,642 cycles

FCC B INOP. GROUNDED - YES. REMOVED AND REPLACED FCC B REF B737-900 AMM 22-11-33-400-801. 15 EA C/BS OPENED AND CLOSED. ACCOMPLISHED DFCS LRU REPLACEMENT TEST FOR FCC OPR#35 REF AMM 22-11-33/401, ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST,GRP #49, REF AMM 22-11-00/201. ALL TESTS PASSED.

Part: SATCOM — LOCKED · airframe 20,215 hrs · 6,645 cycles

SATCOM LOCK-UP. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER ASA 737NG QRH PROCEDURE. SAT PROMPT RETURNED.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 19,793 hrs · 6,526 cycles

ON TAXI OUT AND SELECTING MASTER RECALL THE COCKPIT ZONE TEMP ILLUMINATES. GROUNDED - YES. NR 2 ZONE TEMP CONTROLLER LOGGED "TRIM VALVE" FLT DECK FAIL. PERFORMED ZONE TEMP CONTROLLER BITE TEST REF AMM TASK 21-61-00-700-806-002. RESET FAULT OP'S CHECKED NORMAL.

Part: WIRE HARNESS — CHAFED (NR 1 ENGINE) · airframe 19,792 hrs · 6,525 cycles

DIAGNOSTICS REPORTS NR 1 ENGINE TREND DATA SHOWS A SHIFT IN EGT HOT DAY MARGIN ALL OTHER PARAMETERS NORMAL. EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. ACCOMPLISHED FMC CDU FAULTS TASK CARD 78273000 FOR ANY EGT SYSTEM FAULTS, NO FAULTS LOGGED IN RECENT AND HISTORY. FOUND CJ9 HARNESS CHAFFED. REMOVED AND REPLACED CJ9 HARNESS REF AMM 73-21-06, OPS CHECK NORMAL. ALSO ACCOMPLISHED EGT SYSTEM CONNECTORS CLEANING.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 19,371 hrs · 6,406 cycles

FO`S ND DISPLAYED VTK 6 TIMES AFTER LANDING. GROUNDED - YES. UNABLE TO DUP/VERIFY DISCREP. AFTER A/C POWER-UP. REF AMM 34-61-00-860-801, NUISANCE ERROR FAULT. BOTH FMC'S OPERATIONAL TEST GOOD REF AMM 34-61-00.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 19,330 hrs · 6,396 cycles

ON RECALL LEFT PACK LIGHT ILLUMINATES. EXTINGUISHED WHEN MASTER CAUTION PRESSED. GROUNDED - YES. REMOVED AND REPLACED #1 TCV. REF B737-900 AMM 21-51-10. OPS CHECK GOOD.

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 19,127 hrs · 6,340 cycles

AFTER ENGINE START LEFT PACK LIGHT ILLUMINATED. PERFORMED QRH PROCEDURE AND LIGHT EXTINGUISHED ON MASTER CAUTION RESET. GROUNDED - YES. CHECKED #1 PACK/ZONE TEMP CTRLR SHOWS "TCV THIS PACK" FAULT. RESET. FAULT DID NOT RETURN. OPS/BITE CHECK SAME GOOD. REF B737-900 AMM 21-51-00. FUNCTIONAL CHECK LT PACK TCV GOOD. GND VERIFICATION GOOD.

Part: SENSOR — FAILED (WINDOW HEAT) · airframe 19,123 hrs · 6,339 cycles

FWD RIGHT WINDOW HEAT LT ILLUMINATED. RESET WOULD NOT CLEAR. GROUNDED - YES. PER B737-900 FIM 30-41 TASK 801/812 FWD RH WHCU BIT SHOWS SENSOR FAULT. CHANGED SENSOR SWITCH POSITION. BIT FAULTS SENSOR AGAIN. CHECKED SENSOR PINS AT WHCU, BOTH POSITIONS OF SENSORS CHECK OPEN. SENSORS CHECK OPEN AT WINDOW. WINDOW RESISTANCE TAPS CORRECT FOR NEW WINDOW PER B737-900 AMM 56-11-11. 71505. REMOVED AND REPLACED FWD RH #2 WINDOW REF AMM 56-11-11-000-801 AND AMM 56-11-11-400-801. PERFORMED WINDOW HEAT SYSTEM OPS TEST PER AMM 30-41-00, OPS CKS GOOD.

Part: APU — UNKNOWN · airframe 19,087 hrs · 6,328 cycles

APU FAILED TO START TWICE WITH FAULT MESSAGE 49-41249 (START CONVERTER UNIT SHOWS LOW BATTERY POWER). GROUNDED - YES. PERFORMED B737-900 FIM 49-60 TASK 801 AND 822. APU STARTED NORMAL. GROUND VERIFICATION IS GOOD. NO CURRENT FAULT NOTED.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 19,045 hrs · 6,311 cycles

ON START APU START FAULT MESSAGE 49-41249. GROUNDED - YES. PERFORMED FIM 49-60 TASK 801 AND TASK 822 NO CURRENT STATUS. GROUND VERIFICATION COMPLETE. AIRCRAFT GOOD FOR SERVICE.

Part: GUIDE ARM — BINDING (L1 DOOR) · airframe 18,780 hrs · 6,236 cycles

UPON OPENING L1 DOOR F/A REPORTS THE DOOR (L1) WAS DIFFICULT TO OPEN AND FELT AS IF BINDING. GROUNDED - YES. FOUND L1 DOOR INSIDE HANDLE BINDING ON OPENING AND CLOSING OPS CHECKS. AUDIBLE BINDING CLICKING CREAKING NOISE COMING FROM UPPER HINGE LINK AREA. REMOVED AND REPLACED L1 DOOR GUIDE ARM. REF AMM TASK 52-11-21-400-400-802 FOR INSTALLATION. LUBED UPPER HINGE. NO FURTHER DEFECTS NOTED.

Part: MODULATING VALVE — FAILED (AC BAY) · airframe 18,646 hrs · 6,195 cycles

DURING DESCENT CHECK, LEFT PACK LIGHT ILLUMINATED DURING RECALL. RESETS WHEN MASTER CAUTION RESET PUSHED. GROUNDED - YES. REMOVED AND REPLACED NR 1 TCV REF AMM 21-51-10. OPS CHK GOOD.

Part: ACTUATOR — FAULTED (RT RAM AIR DOOR) · airframe 18,198 hrs · 6,046 cycles

RAM DOOR FULL OPEN LIGHT ILLUMINATED DURING CRUISE. ACFT GROUNDED. PERFORMED FIM 21-51, TASK 803. CONFIRMED FAULT. NR 2 ZONE TEMP CONTROLLER SHOWS EXIT FAULT LIGHT. REMOVED AND REPLACED RAM AIR EXHAUST ACTUATOR IAW AMM 21-51-27. PERFORMED A BITE TEST IAW AMM 21-51-00, NO FAULTS FOUND.

Part: SATCOM — LOCKED · airframe 18,194 hrs · 6,044 cycles

SATCOM LOCKED UP. ACFT GROUNDED. RAN THE RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.

Part: FLIGHT DIR — UNKNOWN (CAPTAIN'S) · airframe 18,185 hrs · 6,040 cycles

CAPTAIN`S FD FLAG, FLIGHT DIRECTOR INOPERATIVE. ACFT GROUNDED. CONFIRMED. OPENED, THEN RESET FCC A CIRCUIT BREAKER D2 ON P18-1. FD FLAG REMOVED. IAW FIM 22-11 TASK 801. LAST LEG 10 EA FAULTS RELATED TO FCC A. LRU RPLC TEST FOR FCC A GOOD, IAW AMM 22-11-33. LAND VERIFY TEST BITE GRP 49 GOOD IAW AMM 22-11-00.

Part: CONTROL PANEL — FAILED (COCKPIT) · airframe 17,833 hrs · 5,937 cycles

CAPT'S TFR SWITCH APPEARS TO BE CONTROLLING BOTH CA & FO TILTS ON WX RADAR. GROUNDED - YES. REPLACED WXR CONTROL PNL, OPS NML REF AMM 34-43-91-400-801.

Part: ACTUATOR — FAULTED (LT RAM AIR) · airframe 16,496 hrs · 5,506 cycles

L PACK ILLUMINATES ON RECALL - EXTINGUISHES WITH M/C RESET. ACFT GROUNDED. DUE TO HISTORY ON PREVIOUS FAULT. REMOVED AND REPLACED L PACK EXIT ACTUATOR ASSY IAW AMM 21-51-27. OPS CHECKED GOOD. PERFORMED PACK TEMP CONTROL BITE PROCEDURE IAW FIM 21-62 TASK 801. NO FAULTS FOUND.

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 16,401 hrs · 5,473 cycles

LEFT PACK LIGHT ILLUMINATED ON RECALL. PERFORMED A BITE CHECK ON BOTH PACK, ZONE TEMP CONTROLLERS IAW AMM 21-61-00-700-806-002, NR 1 CONTROLLER SHOWS EXIT LATCHED, RESET FAULTS, BITE CHECKED. NO FAULT NOTED. PERFORMED FIM 21-62 TASK 853, CHECKED GOOD TO E (3) VERIFIED GREEN. NO FURTHER ACTION REQUIRED. NO HISTORY 30 DAYS. ACFT GROUNDED.

Part: RAM AIR DOOR — MALFUNCTIONED (RIGHT) · airframe 16,292 hrs · 5,433 cycles

DURING CRUISE, THE RIGHT RAM DOOR FULL OPEN ILLUMINATED. THE FLIGHT ATTENDANTS CALLED TWICE TO INFORM THE CREW THAT THE CABIN TEMPERATURE WAS WARM. R OTATING THE AFT CABIN TEMPERATURE CONTROL TO FULL COLD GAVE AN AFT CABIN SUPPLY DUCT INDICATION OF 14C AND AFT PAX CABIN TEMPERATURE OF 24C AND THE RIGHT PACK TEMPERATURE OF 10C. ALL THREE OF THESE TEMPERATURES HAVE BEEN AS INDICATED, NO MATTER HOW COLD IT`S SET. ACFT GROUNDED. ACCOMPLISHED A PACK TEMP CONTROL BITE, NO FAULTS NOTED. ACCESSED BOTH RT FWD AND AFT RAM AIR ACTUATORS. VERIFIED NO FAULT LIGHTS, BOTH SHOW GREEN. PUT AIRPLANE IN AIR MODE. VERIFIED RAM AIR OPS NORMAL. RETURNED TO GROUND. IAW FIM 21-51 TASK 803. ACCOMPLISHED A RAM AIR SYSTEM OPS TEST IAW AMM 21-51-00-730-801. OPS CHECKED GOOD. COMPLETED A TEMPORARY PLACEMENT OF ACFT IN AIR MODE IAW AMM 32-09-00-840-899. THREE CIRCUIT BREAKERS OPENED AND RESET. GEAR PINS INSTALLED AND REMOVED IAW AMM 32-00-01. ACCOMPLISHED A CABIN TEMP CONTROL TEST IAW AMM 21-61-00-700-807-002. CHECKED GOOD. INSPECTED THE RT PACK FAN BYPASS VALVE AND HEAT EXCHANGER. NO DEFECTS.

Part: FMC — FAULTED · airframe 15,960 hrs · 5,326 cycles

AFTER LANDING, CAPTAINS FMC INTERMITTENTLY INOPERATIVE. RECEIVED A VTK MESSAGE ON THE NAV DISPLAY AND BLANK CDU, BUT NO MAP FLAG SHOWING ON CAPT NAV DISPLAY. VTK FLAG CYCLED ON AND OFF AT ABOUT 20 SECONDS INTERVALS WITH NO FMC FUNCTIONS AVAILABLE FOR 20 SEC AT A TIME. INTERMITTENT VTK FLAG CONTINUES AFTER IRU'S SHUT OFF. ACFT GROUNDED. CONFIRMED FAULT. PERFORMED FIM 34-61 TASK 836. GRD VERIFICATION SUCCESSFUL-LEFT FMC OPERATES NORMAL.

Part: LRU — MALFUNCTIONED · airframe 15,772 hrs · 5,261 cycles

FMC PROMPT INTERMITTENT LEFT AND RIGHT FMCS VTK FLAG DISPLAYED. GROUNDED - YES. ACCOMPLISHED LEFT FMC COMPUTER SYSTEM BITE PROCEDURE REF B737-900 FIM 34-61 TASK 801. NO FAULTS WERE LOGGED. PERFORMED FMC OPERATIONAL TEST B737-900 AMM TASK 34-61-00-710-801. SYS OPS TEST NML. ACCOMPLISHED DFCS INFLT FAULT REVIEW REF FIM 22-11 TASK 801. FOUND ONLY 1 FAULT FMC MS 22-11822 LOGGED. NO OTHER FAULTS LOGGED. PERFORMED DFCS LRU REPLACEMENT TEST FOR FMC. ALL TESTS PASSED. CLEARS MEL 34-36J.

Part: SHUTOFF VALVE — MALFUNCTIONED (NR 2) · airframe 15,679 hrs · 5,233 cycles

DUCT PRESSURE HIGH DURING CLIMB OUT, ACFT GROUNDED. ACCOMPLISHED TASK CARD NG-36WC-00001 NO FAULTS OR LEAKS NOTED. IAW FIM 36-10 TASK 803, REPLACED THE PRSOV IAW AMM 36-11-04, ACCOMPLISHED CROSSOVER CHECK IAW AMM 36-11-00-710-801, OPS CHECKED GOOD.

Part: PUMP — LEAKING (NR 2 ENGINE) · airframe 15,600 hrs · 5,204 cycles

ON ENGINE START RAMP REPORTED FUEL RUNNING OUT OF THE BOTTOM OF NR 2 ENGINE, A FIRE BALL OUT THE BACK AND FUEL BEING INGESTED IN TO THE INTAKE WITH EVIDENCE OF RESIDUAL FUEL ON THE BOTTOM PORTION OF THE INLET. PILOTS REPORTED NORMAL ENGINE INDICATIONS. GROUNDED - YES. ACCOMPLISHED EEC RECENT FAULTS AN FAULT HISTORY, NO FAULTS FOUND REF AMM 73-21-00, ACCOMPLISHED EEC TEST- NO EEC FAULTS REF AMM 73-21-00, ENGINE NR 2 HAS HISTORY. REMOVED AND REPLACED NR 2 ENGINE FUEL PUMP PACKAGE REF AMM 73-11-01 AND T/C N847300 AND T/C N8473001. TEST 3 AND A 12 AND 13 PASSED GROUND VERIFICATION CHECKS GOOD, NO LEAKS NOTED.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 15,360 hrs · 5,117 cycles

DURING DESCENT CHECKLIST, CONTROL CAB ZONE TEMP LIGHT ILLUMINATED DURING RECALL. CANCELS DURING MASTER CAUTION RESET. ACFT GROUNDED. CONFIRMED FAULT, NR 2 PACK/ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002 SHOWS (V143), FLIGHT DECK TCV FAILED. REMOVED & REPLACED THE TCV IAW AMM 21-61-21, LEAK CHECKED & GROUND FUNCTIONAL CHECKED NORMAL.

Part: CONNECTOR — LOOSE (EMERGENCY LIGHTS) · airframe 15,190 hrs · 5,052 cycles

EMERGENCY LIGHT AT 14 DEF OUT (AISLE E-LIGHT) GROUNDED - YES. FOUND CONNECTOR D15220/D14816 LOOSE. SECURED CONNECTOR AND OPS CHECK GOOD.

Part: CONTROLLER — MALFUNCTIONED · airframe 14,823 hrs · 4,928 cycles

AFTER ENGINE START, DURING MASTER CAUTION RECALL, BOTH PACK LIGHTS ILLUMINATED. BOTH EXTINGUISHED WITH MC RESET. COMPLIED WITH QRH, BOTH PACK LIGHTS REMAINED ILLUMINATED. ACFT GROUNDED. CONFIRMED BOTH PACK LIGHTS ON WITH MASTER RECALL. FOUND BOTH ZONE TEMP CONTROLLERS WITH INLET FAULT LIGHTS ON WITH BITE SWITCH PUSHED. PERFORMED ZONE TEMP CONTROLLER BITE TEST OF BOTH NR 1 & 2 CONTROLLERS SEVERAL TIMES WITH NO FAULTS. OPS NORMAL IAW AMM 21-61-00. COCKPIT PACK LIGHTS REMAIN EXTINGUISHED NOW WITH MASTER RECALL., NO HISTORY OF THIS DEFECT LAST 30 DAYS.

Part: LENS — BROKEN (EMERGENCY LIGHT) · airframe 14,553 hrs · 4,833 cycles

EMERGENCY EXIT SIGN AT THE NR 4 GALLEY ADJACENT TO THE L2 DOOR HAS A BROKEN LENS. ACFT GROUNDED. REMOVED AND REPLACED THE LENS AND PERFORMED TEST OF LIGHT ASSEMBLY IAW AMM 33-51-01-960-801. OPS NORMAL.

Part: CONTROLLER — MALFUNCTIONED (CABIN TEMP) · airframe 14,320 hrs · 4,744 cycles

AFTER ENGINE START CHECKLIST- ON RECALL- ALL 3 CABIN ZONE TEMP LIGHTS ILLUMINATED. GROUNDED - YES. RESET NR 1 AND NR 2 ZONE TEMP CONTROLLERS, REF AMM 21-61-20. NO FAULTS NOTED.

Part: FLOORBEAM — CORRODED (BS 500L) · corrosion level 2 · airframe 14,320 hrs · 4,744 cycles

ON REMOVAL OF FWD CARGO FLOOR PANELS, FOUND THE FLOORBEAM ANGLE, BS 500L STRINGERS 26L-26R CORRODED. ACFT GROUNDED. REMOVED AND REPLACED IAW SRM 51-40-02, AND DWG 143A9481, REV A.

Part: ANGLE — CRACKED (NR 2 NACELLE) · airframe 14,320 hrs · 4,744 cycles

NR 2 PYLON AFT FAIRING AFT SUPPORT I/B SIDE SUPPORT ANGLE CRACKED UNDER PANEL 444BR. ACFT GROUNDED. REMOVED AND REPLACED ANGLE IAW SRM 51-40-02 AND DWG 313A2400, REV C.

Part: CHARGER — INOPERATIVE (MASTER BATTERY) · airframe 14,204 hrs · 4,706 cycles

AFTER PUSHBACK UPON MASTER RECALL, OVERHEAD ELEC AMBER LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED BITE TEST OF STANDBY POWER, IAW FIM 24-31 TASK 801. FAULT BATTERY CHARGER 1 INOPERATIVE. FAULT RESET, INTERMITTENT FAULT. GROUND VERIFICATION COMPLETE.

Part: WARNING MESSAGE — FALSE ACTIVATION (DUCT PRESSURE) · airframe 14,144 hrs · 4,689 cycles

DURING CLIMB, LEFT DUCT PRESSURE INDICATES 15 PSI, RIGHT DUCT PRESSURE 46 PSI, DUCT PRESSURE MATCHED WITH THRUST LEVERS AT IDLE DURING DESCENT. ACFT GROUNDED. AIR TURNBACK - PERFORMED. DUCT PRESSURE LOW, ENGINE BLEED SOURCE IAW FIM 36-10 TASK 804, H CHECKED PRECOOLER VALVE, PRSOV AND HIGH STAGE VALVE, NO DEFECTS NOTED. PERFORMED HIGH POWER ENGINE RUNS IAW AMM 71-00-00, AND CHECKED BLEED AIR PRESSURE TO N1 SETTINGS IAW FIM 36-10 FIG 305, CHECKED GOOD, NO DUCT SPLIT NOTED, PRESSURE TO N1 SETTING CHECKED GOOD, NO HISTORY.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 14,081 hrs · 4,665 cycles

PACK MESSAGE ON RIGHT SIDE ON MASTER RECALL DISSAPEARED ON RECALL. ACFT GROUNDED. AFTER WORK WAS ACCOMPLISHED, RAN RT PACK HOT & COLD IAW AMM 21-00-00. RT PACK LIGHT DID NOT ILLUMINATE ON RECALL. PZTC BITE SHOWS NO FAULTS.

Part: WARNING LIGHT — FALSE ACTIVATION (RAM AIR DOOR) · airframe 14,091 hrs · 4,667 cycles

RT RAM DOOR FULL OPEN LIGHT ON OVERHEAD PANEL. STAYS ON CONTINUOUSLY. ACFT GROUNDED. PERFORMED PACK OPERATION AND COULD NOT DUPLICATE PACK LIGHT.

Part: TIE ROD — FAILED (RAM AIR DOOR) · airframe 14,093 hrs · 4,668 cycles

RIGHT PACK ILLUMINATED CLIMBING OUT OF 26000, COMPLIED WITH QRH - PACK LIGHT EXTINGUISED WITH TRIP RESET SWITCH BUT REILLUMINATED 2 MIN LATER, STAYED ILLUMINATED THE ENTIRE FLIGHT. ACFT GROUNDED. PERFORMED FIM 21-53 TASK 802, NO FAULTS NOTED. REPLACED THE RT COMPRESSOR DISCHARGE O/H SWITCH S5 IAW AMM 21-51-40/401, RT TURBINE INLET O/H SWITCH S939 IAW AMM 21-51-41/401, RT DISCHARGE DUCT O/H SWITCH S935 IAW AMM 21-51-42/401, AND THE RT ACAU IAW AMM 21-51-02/401. ALL OP-CHECK GOOD. PERFORMED A NR 2 CABIN TEMP CONTROLLER BITE MULTIPLE TIMES IAW FIM 21-61-00-810-801 AND GOT INTERMITTENT SRADA INLET AND EXHAUST ACTUATOR FAULTS. REMOVED RT RAM AIR INLET ACTUATOR IAW AMM 21-51-21, ACCOMP INST OF NEW ACTUATOR THROUGH STEP 3.H.10 OF 21-51-21-400-801. FOUND RT RAM AIR DOOR TIE ROD ASSY OUT OF ADJUSTMENT. ADJUSTED TIE ROD ASSEMBLY IAW AMM TASK 21-51-21-400-801 STEP 3.H.(11). COMPLETED RT RAM AIR INLET DOOR ACTUATOR INSTALLATION IAW AMM 21-51-21. ADJUSTMENT & ACTUATOR OPS TEST CHECKED NORMAL. IAW AMM 21-61-00, RAN PZTC BITE NUMEROUS TIMES, SHOWS 'GO'. RAN PACKS FOR AN EXTENDED PERIOD REF AMM 21-00-00, PZTC BITE CONTINUES TO SHOW 'GO'.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 14,071 hrs · 4,660 cycles

DURING TAXI IN AFTER LANDING WE NOTICED A RIGHT PACK LIGHT, CLEARS WITH MASTER CAUTION. ACFT GROUNDED. PERFORMED FIM 21-53-804. RIGHT PACK LIGHT ON DURING GROUND OPERATION AND STAYS OFF AFTER RESET. OPERATED RIGHT A/C PACK. LIGHT STAYS OFF. PERFORMED RIGHT PACK/ ZONE TEMP CONTROLLER BITE, IAW AMM 21-61-00. BITE TEST PASSED WITH NO FAULTS.

Part: WARNING LIGHT — FALSE ACTIVATION (LT A/C PACK) · airframe 14,062 hrs · 4,657 cycles

ON MASTER RECALL BOTH PACK LIGHTS CAME ON. LEFT PACK NEW LIGHT ON. ACFT GROUNDED. ACCOMPLISHED LEFT RAM AIR INLET ACTUATOR, IAW FIM 851. NO DEFECTS NOTED. BOTH RT & LT HEAT EXCHANGER WASHES ALSO ACCOMPLISHED, IAW T/C 78121000.

Part: CABIN PRESSURE — UNKNOWN · airframe 14,064 hrs · 4,658 cycles

AT FL 240, WHEN POWER REDUCED TO IDLE, CABIN LOSES PRESSURE. CABIN CLIMBS AT 1000 FPM. UNABLE TO CONTROL CABIN PRESSURE WITHOUT ADDING ENGINE POWER. ACFT GROUNDED. PERFORMED CABIN PRESSURE LEAK TEST, LEAK CHECK SATISFACTORY IAW AMM 05-51-91. ACCOMPLISHED FIM 21-00-807. AIRPLANE CANNOT MAINTAIN CABIN PRESSURE ON A SINGLE PACK WITHIN SPECIFIED LIMITS. BOTH PACKS OPERATED NORMALLY DURING SINGLE PACK OPERATION. NO DISCREPANCIES NOTED.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 14,059 hrs · 4,656 cycles

RIGHT PACK LIGHT ILLUMINATED THREE TIMES IN FLIGHT AND DID NOT GO OUT WITH MASTER CAUTION RESET. LIGHT PUSHED IAW QRH. TRIP RESET THREE TIMES IN FLIGHT BUT PACK LIGHT KEPT COMING BACK ON. ACFT GROUNDED. PERFORMED CLEANING OF PRIMARY AND SECONDARY HEAT EXCHANGERS ON RT AND LT PACK IAW TC 78121000. OPS CHECKED AND BITE CHECKED GOOD.

Part: CONTROL VALVE — FAILED (RT A/C PACK) · airframe 14,031 hrs · 4,647 cycles

RIGHT PACK LIGHT ILLUMINATED DURING DESCENT, MASTER CAUTION RESET. LIGHT EXTINGUISHED. ACFT GROUNDED. REMOVED AND REPLACED RIGHT PACK TCV IAW AMM 21-51-10-000-801, AND AMM 21-51-10-400-801 UP TO PAR 3 E. (2). RIGHT PACK BITES GOOD. PERFORMED LEAK CHECK OF THE RT TEMP CONTROL VALVE, LEAK CHECKED GOOD IAW AMM 21-51-10. VERIFIED RIGGING AND OPS TEST OF RT RAM AIR INLET ACTUATOR, NO DEFECTS NOTED IAW AMM 21-51-21.

Part: SLIDING WINDOW — MALFUNCTIONED (COCKPIT) · airframe 13,984 hrs · 4,629 cycles

RIGHT SIDE WINDOW HEAT OVERHEAT ILLUMINATED DURING DESCENT, AT 6000 FEET TAT 29. ACFT GROUNDED. REPLACED THE RT SLIDING WINDOW IAW AMM 56-12-11, OPS CHECKED GOOD, OVERHEAT CAUTION DID NOT ILLUMINATE.

Part: WARNING LIGHT — FALSE ACTIVATION (WINDOW OVERHEAT) · airframe 13,955 hrs · 4,621 cycles

RIGHT SIDE WINDOW OVERHEAT. ACFT GROUNDED. NO HISTORY 30 DAYS. CONTROLLER FFR SHOWS SENSOR FAULT. RT SIDE FLIGHT DECK WINDOW HEAT OPS CHECKED NORMAL IAW AMM 30-41-00-710-801.

Part: WARNING LIGHT — FALSE ACTIVATION (A/C PACK) · airframe 13,931 hrs · 4,613 cycles

RIGHT PACK ILLUMINATED DURING RECALL AND RESET WHEN MASTER CAUTION WAS PUSHED. ACFT GROUNDED. UNABLE TO DUPLICATE DEFECT. MASTER CAUTION RECALL SHOWED NO PACK LIGHTS AND BITE OF BOTH PACK/ZONE TEMP CONTROLLERS IAW FIM 21-62 TASK 801 SHOWED NO FAULTS LOGGED, AND VERIFIED TEST PASSED FOR BOTH. DUE TO HISTORY, PERFORMED RAM AIR SYSTEM OPERATIONAL TEST IAW AMM 21-51-00-730-801 AND PACK FLOW CONTROL VALVE OPS TESTED IAW AMM 21-51-00-700-802. ALL TESTS PASSED.

Part: A/C PACK — MALFUNCTIONED (RIGHT) · airframe 13,899 hrs · 4,601 cycles

RIGHT PACK TRIP LIGHT ILLUMINATED ON TAXI OUT. RAN QRH LIGHT CHECKLIST LIGHT WOULD NOT EXTINGUISH. ON TAXI IN LIGHT EXTINGUISHED. NOW RT TRIP LIGHT ILLUMINATES WITH MASTER RECALL AND EXTINGUISHES WITH MASTER RECAL RESET. ACFT GROUNDED. ACCOMPLISHED R/T PACK/ZONE TEMPERATURE CONTROLLER BITE TEST NO FAULTS FOUND OR INDICATED IAW AMM 21-51-00-700-803 OK. NO PREVIOUS HISTORY NOTED.

Part: RADAR — MALFUNCTIONED (WX SYSTEM) · airframe 13,876 hrs · 4,589 cycles

DURING CRUISE AT FL370 WITH NO VISIBLE WEATHER, WX RADAR SHOWING TWO NARROW BANDS OF WEATHER FROM CTR OF DISPLAY TO EDGE OF DISPLAY AT ALL RANGES. SAME PATTERN IN AUTO & MANUAL. WITH CONVECTIVE ACTIVITY AHEAD OF AIRPLANE LATER IN FLIGHT, NO RETURN DISPLAYED. AFTER APPROXIMATELY ONE HOUR, APPEARS TO BE FUNCTIONING NORMALLY. ACFT GROUNDED. WX RADAR TESTED GOOD IAW FIM 34-43, TASK 801.

Part: ACTUATOR — FAILED (RAM AIR) · airframe 13,874 hrs · 4,588 cycles

RIGHT RAM AIR DEFLECTOR DOOR NOT FULLY OPEN ON GROUND. ACFT GROUNDED. FOUND THE RT RAM AIR INLET DOOR NOT LOCKING. BITE CHECKED WITH NO FAULTS IAW AMM 21-61-00-700-806-002. DOOR STILL NOT LOCKING OPEN. PERFORMED RAM AIR SYSTEM OPS TEST IAW AMM 21-51-00-730-801. UNABLE TO DUPLICATE DEFECT OR PREVIOUS FINDINGS BUT NOTED THAT INLET SRADA ACTUATOR ROD DID NOT ALWAYS RETURN TO SAME POSITION AT END OF EACH TEST. REMOVED, REPLACED, ADJUSTED, AND TESTED INLET SRADA ACTUATOR IAW AMM 21-51-21-000-801 AND 21-51-21-400-801. ACTUATOR INITIALLY OPERATED NORMALLY & PASSED PACK/ZONE TEMP CONTROLLER BITE BUT DURING RAM AIR SYSTEM OPS TEST IAW AMM 21-51-00-730-801, INLET AND EXHAUST SRADA ACTUATORS SHOWED RAM AIR SENSOR FAULT AND SAME FAULT OCCURS DURING PACK OPERATION. REMOVED, REPLACED, ADJUSTED, AND TESTED RIGHT PACK INLET SRADA ACTUATOR IAW AMM 21-51-21-000-801 & 21-51-21-400-801. OPS NORMAL. PERFORMED RAM AIR SYSTEM OPS TEST IAW AMM 21-51-00-730-801 MULTIPLE TIMES, OPERATED PACK, AND PERFORMED PACK/ZONE TEMPERATURE CONTROLLER BITE IAW AMM 21-61-00-700-806-002 MULTIPLE TIMES.

Part: FMC — MALFUNCTIONED · airframe 13,839 hrs · 4,573 cycles

DURING VECTORS TO APPROACH, THE FMC DISAGREE VERTICAL ANNUNCIATED. CONDUCTED QRH. NO OTHER ANOMALIES. ACFT GROUNDED. REPORTED BY CREW, FMC RETURNED TO NORMAL BEFORE LANDING. ACCOMPLISHED FMC BITE CHECK IAW FIM 34-61 TASK 801. NO FAULTS LOGGED, FMC CHECKED NORMAL.

Part: ENGINE — OUT OF BALANCE (NR 1) · airframe 13,827 hrs · 4,568 cycles

NR 1 ENGINE TREND DATA SHOWS LOW PRESSURE ROTOR VIBRATION LEVELS CONTINUE TO RISE AFTER LAST FAN LUBE. PRI NR 2 ENGINE RUN REQUIRED. ACFT GROUNDED. COMPLIED WITH ALL STEPS OF TSR908522, ACCOMPLISHED ON BOARD FAN TRIM BALANCE PROCEDURE IAW AMM 71-00-00-750-808-F00. BALANCE WEIGHTS CHANGED AS FOLLOWS NR 6 P03 TO P014, NR 26 P014 TO P011, NR 36 P03 TO P014, NR 36 P014 TO P011. ACCOMPLISHED VIBRATION SURVEY IAW AMM 71-00-00, TEST 7, VIBRATION WITHIN ACCEPTABLE LIMITS IN ALL PHASES. GROUND VERIFICATION SUCCESSFUL.

Part: AUTOLAND SYS — MALFUNCTIONED · airframe 13,810 hrs · 4,563 cycles

AUTOLAND UNSUCCESSFUL DUE TO LEFT OF CENTERLINE DURING APPROACH. ACFT GROUNDED. ACCOMPLISHED MAINTENANCE PRACTICE FOR LLM SPECIAL CONDITION, INBOUND CONDITION RELATED TO AUTOLAND IAW AMM 22-00-01-730-807, ALL TESTS PASSED. ALSO PERFORMED HGS SYSTEM TEST IAW SMM 34-36-00, ALL TESTS PASSED.

Part: CONTROLLER — FAULTED (WINDOW HEAT) · airframe 13,461 hrs · 4,459 cycles

RIGHT SIDE WINDOW HEAT AMBER OVERHEAT LIGHT ILLUMINATED DURING DESCENT. SUCCESSFULLY RESET FOLLOWING QRH PROCEDURE. ACFT GROUNDED. REMOVED & REPLACED RIGHT SIDE WHCU IAW AMM 30-41-11/401. PERFORMED AMM TASK 30-41-11-710-801. OPS NORMAL.

Part: CONTACT — DIRTY (WINDOW HEAT) · airframe 13,432 hrs · 4,453 cycles

RIGHT SIDE NR 2 WINDOW OVERHEAT LIGHT ILLUMINATED DURING DESCENT, CYCLED OFF FOR 2 MINUTES, TURNED BACK ON OK. ACFT GROUNDED. PERFORMED FIM 30-41, TASK 801, WINDOW HEAT CONTROL UNIT BITE PROCEDURE. NO CURRENT FAULT NOTED. OPS NORMAL. CHECKED WINDOW ALREADY ON A SPARE SENSOR TERMINAL. CLEANED CONTACTS.

Part: WARNING MESSAGE — FALSE ACTIVATION (RT SIDE WINDOW) · airframe 13,400 hrs · 4,443 cycles

RIGHT SIDE WINDOW OVERHEAT WARNING ILLUMINATED DURING DESCENT. ACFT GROUNDED. REBOOTED AIRCRAFT POWER. PERFORMED FIM 30-41 TASK 811. NO FAULT NOTED. OPS NORMAL.

Part: WARNING LIGHT — FALSE ACTIVATION (RAM AIR DOOR) · airframe 12,910 hrs · 4,288 cycles

NR 2 RAM DOOR FULL OPEN LIGHT ILLUMINATED FOR DURATION OF FLIGHT. SURFACE TO FL390 TO SURFACE. ACFT GROUNDED. ACOMPLISHED PACK TEMP CONTROL BITE IAW FIM 21-62 TASK 801. NO FAULTS LOGGED IN PREVIOUS FLIGHT. BITE CHECK PASSED. VERIFIED RT RAM AIR DOOR LIGHT OPS NORMAL IN THE AIR MODE WITH FLAPS AT UP AND 1.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 12,425 hrs · 4,116 cycles

PRIOR TO TAKE OFF, AUTOTHROTTLE WOULD NOT ENGAGE. ACFT GROUNDED. RESET AUTOTHROTTLE DC CIRCUIT BREAKER IAW AMM 20-60-01, AUTOTHROTTLE OPS CHECKED NORMAL IAW AMM 22-31-00-710-802.

Part: WARNING LIGHT — FALSE ACTIVATION (COCKPIT TEMP) · airframe 12,377 hrs · 4,098 cycles

RECEIVED A CONTROL CABIN ZONE TEMP AFTER START ON RECALL. ACFT GROUNDED. PERFORMED FIM 21-62 TASK 848, BOTH PZTC BITE NORMAL AND PREVIOUS FLIGHT HAS NO FAULTS. VERIFIED BOTH PACKS OPS CHECKED NORMAL ON GROUND WITHOUT FAULTS.

Part: VALVE — FAILED (LT A/C PACK) · airframe 12,136 hrs · 4,015 cycles

DURING RECALL, THE AFT CABIN ZONE TEMP LIGHT ILLUMINATED. WHEN MASTER CAUTION IS PRESSED THE LIGHT GOES OUT. ACFT GROUNDED. PERFORMED LT PACK ZONE TEMP CONTROLLER BITE, IAW AMM 21-51-00. FOUND ZONE TRIM VALVE FAULT IN CURRENT HISTORY AND VERIFY. REMOVED AND REPLACED AFT ZONE TRIM VALVE IAW AMM 21-61-21. OPS AND BITE CHECKED GOOD IAW AMM 21-51-00 AND 21-61-00.

Part: FASTENER — PULLED (NR 2 INLET) · airframe 11,967 hrs · 3,949 cycles

WHILE ACCOMPLISHING A NR 2 ENGINE INLET AND FAN BLADE INSPECTION IAW T/C 78472000, FOUND THE NR 1 FAN DUCT PANEL WITH A FASTENER PULLED THRU. ACFT GROUNDED. REMOVED AND REPLACED THE DAMAGED KEY LOCK INSERT AT THE NR 2 ENGINE INLET, NR 1 FAN DUCT PANEL FASTENER LOCATION OUTBOARD AFT IAW SPM 70-42-13-350-014. INSTALLED FAN DUCT PANEL IAW AMM 72-23-07-400-801-F00.

Part: FILTER — CLOGGED (PAX CABIN) · airframe 11,847 hrs · 3,909 cycles

DURING MASTER CAUTION RECALL AFT CAB ZONE TEMP LIGHT ILLUMINATES. LIGHT EXTINGUISHES WHEN MASTER CAUTION RESET IS PUSHED. GROUNDED - YES. BITE SHOWS TEMP SENSOR FAULT. FOUND AFT CABIN TEMP SENSOR FILTER CLOGGED. CLEANED FILTER IAW AMM TASK 21-61-06-100-801. BITE OF CONTROLLER SHOWS GO AND FAULT CLEARS.

Part: UNKNOWN — MALFUNCTIONED (HF COMM) · airframe 11,756 hrs · 3,876 cycles

HF NR 1 SHOWS FAIL, WILL SHOW FREQS WHEN FLIP FLOP FROM ACTIVE TO STBY THEN AFTER ABOUT 7 SECONDS REVERTS TO FAIL TRANSMITS AND RECEIVES OKAY. GROUNDED - YES. NO HISTORY 90 DAYS PERFORMED FIM 23-11 TASK 801 TEST PASS.

Part: FMC — MALFUNCTIONED · airframe 11,588 hrs · 3,824 cycles

AFTER TOUCHDOWN BOTH FMCS BLANKED OUT. THEY BOTH RECOVERED ON THEIR OWN BUT ALL FMC DATA PERTAINING TO THE FLIGHT WAS LOST. ACFT GROUNDED. CHECKED BOTH FMC'S AND ACCOMPLISHED FIM 34-61 TASK 804. OPS CHECKED NORMAL.

Part: MOTOR — FAILED (BOOST PUMP) · airframe 11,269 hrs · 3,707 cycles

LEFT AFT LOW PRESSURE LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED NR 1 TANK AFT BOOST PUMP MOTOR IMPELLER IAW AMM 28-22-41. OPS AND LEAK TEST GOOD.

Part: STARTER GEN — FAILED (APU) · airframe 11,188 hrs · 3,676 cycles

MAINTENANCE LIGHT ILLUMINATED DURING APU START, ON THE GROUND. ACFT GROUNDED. REMOVED AND REPLACED APU STARTER GENERATOR IAW AMM 49-41-21. WHILE PERFORMING OPS CHECK FOUND AFTER CLEARING PREVIOUS FAULT, APU WOULD NOT START. FAULT LIGHT CAME ON AND FAULT CODE 49-41244 APPEARED DURING BITE TEST. PERFORMED FIM 49-40 TASK 806 UP TO STEP F. PERFORMED FIM 49-40 TASK 806. STARTED APU NORMALLY.

Part: WARNING LIGHT — ILLUMINATED · airframe 11,149 hrs · 3,662 cycles

AFT CABIN ZONE TEMP LIGHT ILUMINATES ON RECALL EXTINGUISHES ON RESET. ACFT GROUNDED. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002. PREVIOUS FLT SHOWED ZONE TRIM VALVE ON CONTROLLER NR 1. FAULT CLEARED AND DID NOT FAULT AGAIN. PERFORMED BITE 2 MORE TIMES WITH NO FAULTS OCCURRING. ACCOMPLISHED CABIN TEMP CONTROL AND INDICATION TEST IAW AMM 21-61-00-700-807-002. OPS CK NORMAL THROUGH FULL TEMP RANGE. RE-ACCOMPLISHED PACK/ ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002. OPS CK NORMAL WITH NO FAULTS NOTED. GROUND VERIFICATION SUCCESSFUL.

Part: FMC — MALFUNCTIONED · airframe 11,027 hrs · 3,626 cycles

DURING CLIMB APPROXIMATELY 10,000 FT BEGAN TO EXPERIENCE MULTIPLE AND RANDOM FMC ANOMALIES, VTK AND MAP WERE FIRST DISPLAYED ON CAPTAIN'S NAV DISPLAY, THEN ON F/O'S DISPLAY. BOTH CDU'S CYCLED REPEATEDLY BETWEEN THE MENU PAGE AND FMC PAGE. THIS SEEMED TO REPEAT SEVERAL TIMES AS IF BOTH FMC'S WERE RANDOMLY FAILING AND RESETTING. EVENTUALLY THE RIGHT FMC FAILED. QRH PROCEDURE FOR RIGHT FMC FAILURE WAS FOLLOWED AND NORMAL OPS WAS RESTORED. GROUNDED - YES. PERFORMED FMC TEST ON #2 PER B737-900 FIM 34-61 TASK 807. FAULT CLEARED. NO DEFECTS NOTED AT THIS TIME. A/C OK FOR SERVICE.

Part: FMC — MALFUNCTIONED · airframe 11,003 hrs · 3,618 cycles

VTK ON CAPT ND. ACFT GROUNDED. CYCLED POWER AND PERFORMED IAW AMM 34-61-00-710-801 FMC OPS TEST, OPS GOOD.

Part: FMC — MALFUNCTIONED · airframe 10,967 hrs · 3,602 cycles

FL 270 CLIMBING, DUAL FMC FAIL. FOLLOWED QRH. GOT CAPTAIN'S BACK. BOTH FAILED AGAIN ON LANDING. ACFT GROUNDED. RESET BOTH FMC'S IAW FIM 34-61 TASK 836. FMC'S RESTORED TO NORMAL. SUCCESSFUL GROUND VERIFICATION NORMAL.

Part: FMC — FAILED (NR 2) · airframe 10,939 hrs · 3,591 cycles

DURING CRUISE, CAPTAIN'S NAV DISPLAY SHOWED MAP FOLLOWED BY VTK. BOTH FMC'S BLANKED. FOLLOWED QRH, BOTH FMC'S ON RIGHT. LEFT FMC FAILED. ACFT GROUNDED. FMC LEFT IN FLIGHT FAULT OF "INTERMITTENT FMC L GLITCH TIMER", IAW FIM 34-61 TASK 801. PERFORMED B737-900 FIM 34-61 TASK 836 WITH NO FURTHER DEFECTS NOTED. ETOPS GROUND VERIFICATION TEST SUCCESSFUL.

Part: FMC — INTERMITTENT (EE BAY) · airframe 10,836 hrs · 3,558 cycles

CAPTAIN'S FMC VTK CAME ON DURING TAXI-IN. ACFT GROUNDED. CONFIRMED FAULT, LT FMC INTERMITTENT. REMOVED & REPLACED THE NR 1 FMC IAW AMM TASK 34-61-02. ACCOMPLISHED FMC SOFTWARE CROSSLOAD, IAW AMM TASK 34-61-00-470-806, & FMC SOFTWARE CONFIGURATION CHECK, IAW AMM TASK 34-61-00-750-801, & FMC PERFORMANCE FACTORS (DRAG) ADJUSTMENT, IAW AMM TASK 34-61-00-800-801. GROUND FUNCTIONAL CHECK NORMAL, IAW AMM TASK 34-61-00. VERIFIED CORRECT OPS, MEDB, LDDB, DATA LINK, SW OPT, NAV DATA,

Part: SHUTOFF VALVE — FAILED (NR 2 ENGINE) · airframe 10,821 hrs · 3,554 cycles

DIAGNOSTICS REPORTED THE NR 2 ENGINE HAS A SHIFT IN CRUISE EGT, CRUISE FUEL FLOW, AND EGT HOT DAY MARGIN. PNEUMATIC/BLEED SYSTEM LEAKS ARE SUSPECT. ACFT GROUNDED. ACCOMPLISHED AND COMPLETED STEP 3 OF TSR, NOSE COWL ANTI-ICE VALVE OPERATION, NO DEFECTS NOTED. VERIFIED NOSE COWL ANTI-ICE VALVE FOLLOWS SWITCH POSITION. NOTE, STEP 2 ACCOMPLISHMENT NOT REQUIRED DUE TO PREVIOUS ACCOMPLISHMENT OF STEP 1 & PRSOV R & R. AS A PRECAUTION, VERIFIED NO AIRFLOW IN RIGHT WING WITH RIGHT WING ANTI-ICE VALVE IN OFF POSITION. TSR908213 COMPLIED WITH, TSR DEFERRAL CLEARED.

Part: WARNING LIGHT — FALSE ACTIVATION (NR 2 HF COMMS) · airframe 10,728 hrs · 3,518 cycles

NR 2 HF RADIO PANEL SHOWING FAIL. ACFT GROUNDED. PERFORMED HF NR 2 BITE PROCEDURE IAW FIM 23-11 TASK 801. NO FAULTS FOUND. FAIL LIGHT EXTINGUISHED, OPS CHECKED NORMAL IAW AMM 23-11-00.

Part: CONNECTOR — DAMAGED (CDT SENSOR) · airframe 10,604 hrs · 3,480 cycles

FOUND FAULT CODE 75-20832 ON NR 2 ENGINE CDU CHECK. THE T3 SIGNAL IS OUT OF RANGE LONG TERM FAULT. ACFT GROUNDED. ACCOMPLISHED T/S FOR FAULT 75-20832 IAW FIM 75-33 TASK 803 - EEC BITE SHOWED FAULT LOGGED FOR TWO OUT OF TEN LEGS AND INPUT MONITORING SHOWED CHANNEL B INPUT READING 50 DEGREES HIGHER THAN CHANNEL A. REMOVED THE NR 2 ENGINE T3 SENSOR CONNECTORS DP0905 AND DP1005, CLEANED CONNECTORS AND INSPECTED IAW AMM 70-70-01-200-801-F00. PIN RETENTION CHECKS GOOD. REINSTALLED DP0905 AND DP1005 AND PERFORMED EEC TEST IAW AMM 73-21-00-700-804-F00, NO FAULTS NOTED. INPUT MONITORING SHOWED T3 INPUTS FOR CHANNEL A AND CHANNEL B TO BE THE SAME.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 10,310 hrs · 3,377 cycles

ON RECALL, MASTER CONTROLLER ILLUMINATED. CONTROLLER CAB ZONE TEMP. ACFT GROUNDED. BITE CHECKED BOTH TEMP CONTROLLERS, REF FIM 21-62, TASK 801. PREVIOUS FLIGHT, BOTH FAULTED FLIGHT DECK SENSOR. FAULTS CLEARED. RAN VERIFY TEST 3 TIMES WITH NO FAULTS NOTED.

Part: WARNING MESSAGE — FALSE ACTIVATION (NR 2 ENGINE) · airframe 10,150 hrs · 3,322 cycles

WHILE ACCOMPLISHING T/C 78273000, FOUND FAULT 75-20832, LONG TERM ON NR 2 ENGINE. ACFT GROUNDED. NO FAULT FOUND PER T/C 78273000.

Part: EEC — FAULTED (NR 2) · airframe 9,998 hrs · 3,274 cycles

NR 2 EEC LOGGED LONG TIME CHANNEL B FAULT 75-20832. T3 SIGNAL OUT OF RANGE. ACFT GROUNDED. PERFORMED NR 2 ENGINE BITE TEST. NO FAULTS FOUND ON RECENT FAULTS NOR FAULT HISTORY. PERFORMED INITIAL EVALUATION, IAW FIM 75-33, TASK 802. ELECTRONIC ENGINE CONTROL SHOWS NO FAULTS..

Part: FMC — MALFUNCTIONED (COCKPIT) · airframe 9,409 hrs · 3,075 cycles

F/O FMC FAILED FOR 2 MINUTES. ACFT GROUNDED. VERIFIED FAULT LAST FLIGHT. ACCOMPLISHED FMC BITE SENSOR PAGE SHOWS OK FOR BOTH LT AND RT FMC. NO GROUND FAULTS PRESENT AT THIS TIME. ALL CHECKS PASS, REF FIM 34-61, TASK 801.

Part: RADAR — UNKNOWN (WX SYSTEM) · airframe 9,025 hrs · 2,942 cycles

WEATHER WILL NOT TEST, SHOWING WX FAIL INDICATION. ACFT GROUNDED. CYCLED WEATHER C/B, OPS TEST NORMAL IAW AMM 34-43-00, NO HISTORY PAST 30 DAYS.

Part: SATCOM — LOCKED · airframe 8,761 hrs · 2,862 cycles

SATCOM LOCK-UP. SAT PROMPT IS NOW DISPLAYED ON MCDU MENU. ACFT GROUNDED. SATCOM PROMPT PRESENT ON MCDU MENU, REF FIM 23-15, TASK 801, STEP C FOR KNOWN SATCOM LOCKUP ISSUE.

Part: WARNING LIGHT — FALSE ACTIVATION (RAM AIR DOOR) · airframe 8,757 hrs · 2,860 cycles

RAM DOOR OPEN LIGHT ILLUMINATED. ACFT GROUNDED. AFTER TALKING WITH PILOT RT RAM AIR DOOR LIGHT ILLUMINATED ALL THE TIME IN FLT. ACCOMPLISHED FIM 21-51, TASK 803. ACCOMPLISHED STEPS 803A1- G11E BITE TEST NO FAULTS NOTED BOTH FWD AND AFT ACTUATORS GREEN LIGHTS ON NO FAULTS NOTED. INSPECTED INLET AND EXHAUST NO FOD FOUND. THE GROUND VERIFICATION TEST NO FAULTS FOUND.

Part: INDICATOR — MALFUNCTIONED · airframe 8,632 hrs · 2,824 cycles

LNAV, VNAV TEMPORALLY BUMPED OFF PRIOR TO TOP OF DESCENT. OBSERVED VTK & CWS ROLL MESSAGES ON FO SIDE. B AUTOPILOT WAS BEING USED. ACFT GROUNDED. ACCOMPLISHED FLT FAULT REVIEW DFCS IAW FIM 22-11, TASK 801, LAST LEG FAULTS ON B SIDE: 22-11006, 22-11822 AND 22-11071. A SIDE: 22-11822. ACCOMPLISHED FIM 22-11, TASK 811 FMC PROBLEM, ALL TESTS PASS. ACCOMPLISHED FIM 22-11, TASK 807 ADIRU PROBLEM, ALL TESTS PASSED. ACCOMPLISHED DFCS CURRENT STATUS FIM 22-11, TASK 801 CURRENT STATUS PASSED.

Part: SENSOR — FAILED (RT WINDOW) · airframe 8,558 hrs · 2,801 cycles

RT SIDE WINDOW OVERHEAT ILLUMINATED AT GATE. PERFORMED QRH, LIGHT STAYED ON. ACFT GROUNDED. ACCOMPLISHED WINDOW HEAT BITE CHECK AND R2 WINDOW SENSOR FAIL IAW FIM 30-41, TASK 801. SWAPPED R2 WINDOW TO SPARE SENSOR IAW AMM 30-41-00, FAULT CLEARED WINDOW OVERHEAT LIGHT EXTINGUISHED.

Part: SENSOR — FALSE INDICATION (WINDOW HEAT) · airframe 8,558 hrs · 2,801 cycles

RIGHT SIDE WINDOW HEAT OVERHEAT LIGHT CAME ON DURING CLIMBOUT, TURNED IT OFF FOLLOWED QRH, LATER ON, CAME BACK ON. FLEW 3+ HOURS, NORMAL OPS. ON FINAL APPROACH, OVERHEAT LIGHT CAME BACK ON. WINDOW NEVER FELT HOT. ACFT GROUNDED. ACCOMPLISHED WHCU BITE, FOUND WINDOW SENSOR FAULT. CLEARED FAULT AND WINDOW HEAT, OPS CHECK GOOD, REF FIM 30-41-801.

Part: BOLT — LOOSE (FAN DUCT) · airframe 8,494 hrs · 2,779 cycles

NR 2 ENGINE FAN DUCT PANELS AT 5:00, 7:00 AND 8:00 POSITIONS HAVE LOOSE BOLTS, 3 EA PANELS, 1 EA BOLT AT LOCATION. ACFT GROUNDED. TIGHTENED BOLTS ON NR 2 ENGINE FAN DUCT PANELS 5, 7, AND 8 O'CLOCK POSITIONS, REF AMM 72-23-07.

Part: VALVE — FAILED (CABIN TEMP) · airframe 7,774 hrs · 2,556 cycles

AFT ZONE TEMP ON RECALL- QRH FOR ZONE TEMP LED TO QRH FOR CABIN TOO HOT. ACFT GROUNDED. PERFORMED BITE ON BOTH CONTROLLERS NR 1 FAULTED ZONE TRIM VALVE AND WOULD NOT RESET NR 2 NO FAULTS REF FIM 21-62, TASK 801. R & R ZONE TRIM MOD VALVE OPS. LEAK CHECK GOOD REF AMM 21-61-21. REACCOMPLISHED BITE CHECK NO FAULTS, CHECKS GOOD NO AFT ZONE TEMP LIGHT ON RECALL.

Part: CONTROLLER — MALFUNCTIONED (CABIN TEMP) · airframe 7,722 hrs · 2,536 cycles

AFT CABIN ZONE TEMP FAILURE. RESET WITH MASTER CAUTION, BUT UNABLE TO CONTROL TEMP. ACFT GROUNDED. PERFORMED FIM TASK 21-61, TASK 801. NO FAULTS FOUND. RESET POWER.

Part: SLIDING WINDOW — FAILED (COCKPIT) · airframe 7,712 hrs · 2,532 cycles

LEFT SLIDING PILOT WINDOW SHATTERED ON GROUND DURING ENGINE START. OVERHEAT LIGHT AND VERY HOT GLASS EVEN WELL AFTER HEAT TURNED OFF. ACFT GROUNDED. INSPECTED PILOT SLIDING WINDOW. VERIFIED WINDOW IS SHATTERED, R & R IAW AMM 56-12-11. COMPLIED WITH AMM 30-40-11 WINDOW BITE OPS CHECK NORMAL NO FAULTS FOUND. NR 2 CAPTAIN'S SLIDING WINDOW OPS CHECK NORMAL. ETOPS GROUND VERIFICATION SUCCESSFUL.

Part: FMC — FAILED (LEFT) · airframe 7,699 hrs · 2,527 cycles

LEFT FMC FAIL IN CRUISE. SELF CORRECTED IN LESS THAN 1 MINUTE. ACFT GROUNDED. R & R LEFT FMC COMPUTER. OPS CHECK GOOD. REF AMM 34-61-02 AND IPC 34-61-02-02B.

Part: WARNING MESSAGE — FALSE ACTIVATION (LT FMC) · airframe 7,691 hrs · 2,525 cycles

LEFT FMC FAILURE AT ALTITUDE. ACFT GROUNDED. PERFORMED FIM TASK 34-61, TASK 836. LEFT FMC OPERATION RESTORED.

Part: EEC — FAILED (NR 2 ENGINE) · airframe 7,681 hrs · 2,521 cycles

ELECTRONIC ENGINE CONTROL 2 RECENT FAULTS, CHANNEL A ELECTRONIC ENGINE CONTROL DATA NOT AVAILABLE, CANNOT ACCESS CHANNEL A. ACFT GROUNDED. CYCLED 4 EA C/B'S - NO HELP. REF AMM 73-21-60. R & R ELECTRONIC ENGINE CONTROL NR 2. OPS NORMAL. REF AMM 71-00-00.

Part: WIRE HARNESS — FAILED (WINDOW HEAT) · airframe 7,573 hrs · 2,485 cycles

LEFT SIDE WINDOW HEAT OVERHEATED. ACFT GROUNDED. REPLACED WINDOW COIL CORD REF AMM 30-41-00, OPS NORMAL.

Part: VALVE — MALFUNCTIONED (CABIN TEMP) · airframe 7,566 hrs · 2,481 cycles

AFTER PUSHBACK & UPON PERFORMING RECALL CHECK, CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED & EXTINGUISHES UPON MASTER CAUTION RESET. ACFT GROUNDED. R & R FLIGHT DECK TRIM VALVE IAW AMM 21-61-21.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 7,552 hrs · 2,475 cycles

ON RECALL AT CRUISE MASTER CAUTION ILLUMINATED WITH A CONTROLLER CABIN ZONE TEMP. FOLLOWED QRH, LIGHT WENT OUT WITH PUSH ON MASTER CAUTION. ACFT GROUNDED. REPLACED TEMP CONTROL VALVE FOR THE PRIMARY POSITION. BITE CONTROLLERS, NO FAULTS IAW AMM 21-61-00-810-801.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 7,554 hrs · 2,476 cycles

RECEIVED AN FMC DISAGREE ON TAXI OUT. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. FMCS RESTORED NORMAL.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 7,469 hrs · 2,443 cycles

FMC DISAGREE INDICATION ON GROUND AT MMPR POSSIBLY DUE TO GROUND POWER DROPPING OFF WHILE BOARDING. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE IAW QRH. FMCS RESTORED NORMAL.

Part: FMC — FAILED (RIGHT) · airframe 7,452 hrs · 2,436 cycles

DURING CRUISE, RT FMC FAILED, ACCOMPLISHED QRH PROCEDURE. UNABLE TO RESTORE DUAL FMC OPS. ACFT GROUNDED. PERFORMED RT FLIGHT MANAGEMENT COMPUTER OPS TEST. NO DEFECTS NOTED. RT FMC OPS CHECK GOOD IAW AMM 34-61-00.

Part: SPLICE PLATE — DAMAGED (BS 500C) · airframe 7,328 hrs · 2,395 cycles

PARTS RACK, FWD CARGO COMPARTMENT, LT CAPSTRIP SPLICE AT AFT SIDE OF PANEL 120CF HAS A BROKEN CORNER. ACFT GROUNDED. REPLACED CAPSTRIP SPLICE PLATE IAW SRM 51-10-02, PARA 9, INSTALL ACCOMPLISHED ON CARD MULTI-44EO-14168-1.

Part: CONTROLLER — MALFUNCTIONED (RAM AIR DOOR) · airframe 7,122 hrs · 2,324 cycles

RIGHT RAM DOOR FULL OPEN LIGHT ILLUMINATED IN CRUISE. ACFT GROUNDED. ACCOMPLISHED BITE ON BOTH ZONE TEMP CONTROLLERS, NO FAULT FOUND REF AMM 21-61-00. UNABLE TO DUPLICATE IAW FIM 21-51-00-810-803.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 7,013 hrs · 2,285 cycles

OBSERVED CONTROLLER CABIN ZONE TEMP LIGHT ON RECALL, EXTINGUISHED WITH MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROL BITE CK, NR 1 & NR 2 PACK/ZONE TEMP CONTROLLER FAULTED, FLT DECK TRIM AIR VALVE, REF FIM 21-62, TASK 801. R & R FLT DECK TRIM AIR VALVE, OPS CHECK GOOD, NO LEAKS, REF AMM 21-61-21 AND FIM TASK 21-62, TASK 832.

Part: CONTROL VALVE — FAILED (A/C BAY) · airframe 6,999 hrs · 2,281 cycles

ON MASTER CAUTION RECALL, ZONE TEMP CONT CAB ILLUMINATED AND EXTINGUISHED ON RESET. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROL BITE, FLT DECK TRIM VALVE LIGHT ILLUMINATED ON NR 2 PACK, ZONE TEMP CONTROLLER, REF FIM 21-62, TASK 801. R & R CONTROL CABIN TRIM AIR MODULATING VALVE, OPS TEST NORMAL REF FIM 21-62, TASK 832 AND MM 21-61-21.

Part: CONTROL VALVE — FAILED (LT A/C PACK) · airframe 6,961 hrs · 2,269 cycles

ON LANDING RECALL, LT PACK ILLUMINATED. ACFT GROUNDED. PERFORMED PACK/ZONE TEMPERATURE CONTROLLER BITE TEST, REF AMM 21-61-00-700-806-002, TCV FAILED AFTER BITE TEST ON NR 1 CONTROLLER. REPLACED LT TCV, REF AMM 21-51-10, OPS CHECK GOOD AND PASSED SUBSEQUENT BITE TEST.

Part: CIRCUIT BREAKER — FAILED (FLIGHT DECK) · airframe 6,926 hrs · 2,257 cycles

RIGHT TRANSFER BUS OFF, LIGHT ILLUMINATED. RIGHT BUS NOT POWERED. ACFT GROUNDED. R & R BUS TIE BREAKER 2, C805. OPS CK GOOD, REF WDM 24-23-21.

Part: HMU — FAILED (NR 2 ENGINE) · airframe 6,554 hrs · 2,122 cycles

NR 2 ENGINE HAS HISTORY OF FMV SIGNAL OUT OF RANGE. ACFT GROUNDED. R & R NR 2 ENGINE HMU REF MM 71-00-00-700-822, W/C N8473000, N8473001. OPS CHECK, LEAK CHECK GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 6,458 hrs · 2,097 cycles

DURING ACCOMPLISHMENT OF T/C 78273000, FOUND MSG NR 73-10342 AND 73-30352, FMV POSITION SIGNAL IS OUT RANGE AND THE FMV POSITION SIGNAL DISAGREE RESPECTIVELY ON NR 2 ENGINE. ACFT GROUNDED. MEASURED RESISTANCE BETWEEN HMU RECEPTACLES DP0501 AND DP0601 CHECKS GOOD, AND RESISTANCE AT ELECTRONIC ENGINE CONTROL CONNECTORS DP0505 AND DP0606 CHECKS GOOD, REF FIM 73-25, TASK 803 AND FIM 73-25, TASK 804, RESPECTIVELY. ACCOMPLISHED ACTUATORS TEST REF AMM 71-00-00-700-807-F00 LOGGED 2 FAULTS: 75-30372 HMU VSV CONTROL CURRENTOUT OF RANGE AND 75-20422 HMU VBV CONTROL CURRENT OUT OF RANGE. ACCOMPLISHED "HMU VSV CONTROL CURRENT IS OUT OF RANGE" REF FIM 75-31 TASK 801 ALL RESISTANCE CHECKS ARE GOOD. ACCOMPLISHED "HMU VBV CONTROL CURRENT IS OUT OF RANGE" REF FIM 75-32 TASK 804 ALL RESISTANCE CHECKS ARE GOOD. RE-ACCOMPLISHED ACTUATORS TEST, TEST PASSED NO FAULTS LOGGED. ACCOMPLISHED ELECTRONIC ENGINE CONTROL TEST REF AMM 73-21-00, TEST PASSED.

Part: EEC — MALFUNCTIONED (NR 2 ENGINE) · airframe 6,382 hrs · 2,074 cycles

WHILE ACCOMPLISHING T/C 7827 3000, FOUND NR 2 ENGINE FAULT 73-10342, THE FMV POSITION SIGNAL IS OUT OF RANGE FLIGHT LEGS 1, 3, 5, 6, 7. ACFT GROUNDED. ACCOMPLISHED FIM 73-25 TASK 803, INIT EVALUATION. ACCOMPLISH ELECTRONIC ENGINE CONTROL BITE IAW FIM 73-00, TASK 801, FAULT IS STILL ACTIVE. ACCOMPLISH ACTUATORS TEST IAW AMM 71-00-00-700-807-F00, ACTUATORS TEST PASSED NO FAULTS IAW FIM 73-25, TASK 803. CHECKED HMU CONNECTORS DP501 AND DP601 AND ELECTRONIC ENGINE CONTROL CONNECTORS DP505 AND DP606, CONNECTORS ARE GOOD. RESISTANCE IS GOOD IAW FIM. REMOVED ELECTRONIC ENGINE CONTROL FROM NR 2 ENGINE IAW AMM 73-21-60-000-801-F00. INSTALLED ELECTRONIC ENGINE CONTROL IAW AMM 73-21-60-400-801-F00. COMPLETED ELECTRONIC ENGINE CONTROL INSTALLATION TEST IAW MM 73-21-60-400-801-F00, PARA F AND LISTED TESTS POWERPLANT TEST REF TABLE 71-00-00-800-811-F00. ALL TESTS PASS.

Part: CONTROL VALVE — FAILED (A/C BAY) · airframe 6,354 hrs · 2,063 cycles

RAM DOOR FULL OPEN STAYED, LIGHT ON DURING ENTIRE FLIGHT. ACFT GROUNDED. PERFORMED LT RAM DOOR FULL OPEN LIGHT FIM 21-51, TASK 803. NO FAULTS FOUND. NO FAULTS LOGGED IN NR 1 & 2 PACK/ZONE TEMP CONTROLLERS. WHILE PERFORMING RT RAM DOOR FULL OPEN FIM TASK 21-51, TASK 803, FOUND RT PACK TCV CONTINUOUSLY RUNNING WITH VALVE INDICATOR IN CLOSED POSITION. VALVE MOTOR EXTREMELY HOT. REPLACED RT PACK TCV REF AMM 21-51-10. GROUND VERIFICATION TEST PASSED REF MM 21-51-10.

Part: FMC — FAILED (RIGHT) · airframe 6,062 hrs · 1,967 cycles

RIGHT FMC FAIL. ACFT GROUNDED. PERFORMED RT FMC BITE 34-61, TASK 801. FOUND RT FMC FAIL FAULTS. DUE TO PREVIOUS, REPLACED NR 2 FMC COMPUTER, REMOVED AND INSTALLED RT FMC COMPUTER, REF 34-61-02. ACCOMPLISHED SW LOAD IAW 34-61-00/201. SET PERFORMANCE FACTOR ADJUSTMENT TASK 34-61-00. PERFORMED FMC, OPS TEST TASK 34-61-00, SYS CKS NORMAL.

Part: FMC — FAILED (RIGHT) · airframe 6,014 hrs · 1,951 cycles

FMC ON RT FAILED SINGLE FMC OPS ONLY. ACFT GROUNDED. ACCOMPLISHED FMC RESET AND OPS NORMAL REF 34-61-836.

Part: WARNING LIGHT — FALSE ACTIVATION (FMC) · airframe 6,002 hrs · 1,948 cycles

FMC DISAGREE LIGHT CAME ON DURING PRE-FLIGHT. ACFT GROUNDED. QRH PROCEDURE WAS PERFORMED. LIGHT WENT OUT, NORMAL FMC OPS.

Part: EEC — FAILED (NR 1 ENGINE) · airframe 5,730 hrs · 1,861 cycles

AMBER CDS FAULT MESSAGE ON BOTH PFD'S. ACFT GROUNDED. DEU BITE NR 1 AND NR 2 SHOWED FAULT 31-65030, EEC DATA DISAGREE. PERFORMED EEC BITE, NR 2 OPS NORMAL. NR 1 EEC BITE SHOWED FAULT 73-20101, EEC INTERNAL FAULT. CHANNEL "A" DATA NOT AVAILABLE. REPLACED NR 1 ENG EEC IAW AMM 73-21-60-000-801-F00 AND -400-801-F00, OPS NORMAL. PERFORMED DEU NR 1 AND NR 2 BITE IAW AMM 31-62-00-710-801, OPS NORMAL. CDS FAULT MESSAGE GONE.

Part: CONTROLLER — FAILED (CABIN TEMP) · airframe 5,376 hrs · 1,749 cycles

AFT CABIN ZONE TEMP ILLUMINATED DURING RECALL CHECK. ACFT GROUNDED. PILOT REPORTS AFT ZONE TEMPERATURE WAS TOO WARM AND UNRESPONSIVE TO THE CONTROLLER. TRIM AIR SELECTED OFF TO ACHIEVE NORMAL TEMP, RIGHT RAM DOOR FULL OPEN LIGHT ON IN CRUISE. GROUND VERIFICATION OF RT RAM AIR DOOR, OPS GOOD. REF FIM 21-51/T803. NO HISTORY - 60 DAYS. INTERMITTENT FAULT. REPLACED NR 1 PACK/ZONE TEMP CONTROLLER. OPS CHECK GOOD MM 21-60-20. BITE CHECK PASSES MM 21-60-00, NO FAULTS.

Part: FILTER — DIRTY (AFT CABIN) · airframe 5,374 hrs · 1,748 cycles

DURING MASTER CAUTION RECALL, RECEIVED AIR CONDITIONER MASTER CAUTION ASSOCIATED WITH AFT CAB ZONE TEMP AMBER LIGHT. ACFT GROUNDED. PERFORMED PACK TEMP CONTROL BITE PROCEDURE IAW FIM 21-62, TASK 801, BOTH CONTROLLERS CK GOOD. CLEANED AFT CABIN TEMP SENSOR FILTER IAW AMM 21-61-06-100-801, AFT CABIN TEMP SELECTION OPERATES NORMALLY. RECALL NO LONGER ILLUMINATES AFT CABIN ZONE TEMP LIGHT.

Part: WARNING LIGHT — ILLUMINATED (APU) · airframe 5,213 hrs · 1,702 cycles

AFTER LANDING, APU FAULT LIGHT ILLUMINATED UPON STARTING APU, SWITCH TO OFF AND FAULT LIGHT REMAINS ILLUMINATED. ACFT GROUNDED. FOUND MAINTENANCE MESSAGE 49-41254. PERFORMED FIM TASK 49-40, TASK 821 AND APU BITE PROCEDURE 49-60, TASK 801, NO MAINTENANCE MESSAGE ON CURRENT STATUS PAGE, GROUND VERIFICATION SUCCESSFUL. APU REQUIRES POST MAINTENANCE CSS, CSS PASSED.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 4,098 hrs · 1,358 cycles

ON TAXI OUT RECEIVED AN FMC DISAGREE. ACFT GROUNDED. COMPLIED WITH QRH.

Part: FMC — MALFUNCTIONED · airframe 3,673 hrs · 1,200 cycles

ON LEVEL OFF FL330, THE FMC FAILED TO SWITCH FROM CLIMB TO CRUISE N1 AND RESULTED IN AN OVERSPEED OF MACH .823. ACFT GROUNDED. PERFORMED AMM TASK 05-51-04-210-801 OVER SPEED WITHIN LIMITS. NO FURTHER ACTION REQUIRED. PERFORMED FMC BITE PROCEDURE FIM TASK 34-61-00-02-801, NO FAULTS FOUND.

Part: WARNING LIGHT — FALSE ACTIVATION (RT A/C PACK) · airframe 3,628 hrs · 1,179 cycles

RT PACK LT ILLUMINATED AT FL 280. QRH PROCEDURES COMPLETED. PACK LIGHT REMAINED ILLUMINATED. ACFT GROUNDED. COULD NOT DUPLICATE, NO HISTORY 90 DAYS. OPERATED RT PACK ON THE GROUND, ACCOMPLISHED ZONE TEMP CONTROL BITE, NO FAULTS FOUND.

Part: RAM AIR DOOR — OPEN (RIGHT) · airframe 3,602 hrs · 1,167 cycles

RIGHT RAM DOOR FULL OPEN, BLUE LIGHT ON AT CRUISE. ACFT GROUNDED. OPEN

Part: HF COMM — MALFUNCTIONED (NR 2) · airframe 3,575 hrs · 1,154 cycles

HF-2 SHOWS FAILED WHEN SELECTED. ACFT GROUNDED. ACCOMPLISHED FIM 23-11, TASK 802. HF 2 OPERATION RESTORED. GROUND VERIFICATION TEST NORMAL REF FIM 23-11, TASK 801. NO PREVIOUS HISTORY.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 3,130 hrs · 992 cycles

FMC DISAGREE OCCURRED DURING TAXI-OUT. ACFT GROUNDED. ACCOMPLISHED QRH PROCEDURE ISSUE RESOLVED.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 2,939 hrs · 925 cycles

LEFT FMC FAIL IN CRUISE. ACFT GROUNDED. FFR SHOWS FLT 3 WITH FMC LT & RT HAVING ACARS, FMC LT & FMC RT FAULTS. ACFT CHECKED. NO HISTORY - 60 DAYS. OPS CHECK LT & RT FMC GOOD. REF MM34-61-00. GROUND VERIFICATION GOOD.

Part: PANEL — LOOSE (NR 2 BLEED VALVE) · airframe 2,872 hrs · 904 cycles

NR 2 ENGINE BLEED VALVE LOWER PANEL LOOSE AT 7:00 POSITION AFT LOOKING FWD. ACFT GROUNDED. TORQUED NR 2 ENG BLEED VALVE LOWER PANEL AT 7:00 POS, REF AMM 72-23-07-400.

Part: CIRCUIT BREAKER — TRIPPED (AUTOTHROTTLE) · airframe 2,882 hrs · 906 cycles

AUTOTHROTTLE INOPERATIVE. ACFT GROUNDED. FOUND AUTOTHROTTLE CIRCUIT BREAKER OUT. RESET CIRCUIT BREAKER IAW MM 20-60-01, AUTOTHROTTLE GROUND VERIFICATION TEST PASSED IAW MM 22-31-00.

Part: CIRCUIT BREAKER — FAILED (GEN CONTROL) · airframe 2,689 hrs · 850 cycles

STARTED APU ON GROUND TAXI IN. TRIED TO SWITCH ELECTRICAL AND THE APU WOULD NOT ACCEPT THE LOAD. WITH GROUND POWER PLUGGED IN, WOULD NOT ACCEPT IT UNTIL NR 1 ENG GEN SELECTED OFF. THEN GROUND POWER WORKED. ACFT GROUNDED. REPLACED NR 1 GENERATOR CONTROL CIRCUIT BREAKER, C801. OPS CHECKED GOOD IAW AMM 24-21-41.

Part: PLATE — DAMAGED (L1 DOOR) · airframe 2,551 hrs · 808 cycles

L-1 DOOR HARD TO OPEN. ACFT GROUNDED. REMOVED UPPER & LOWER GUIDE PLATES. INSTALLED SERVICEABLE UPPER & LOWER GUIDE PLATES ASSYS ON UPPER L-1 DOOR HINGE REF DWG 141A8205. ACCOMPLISHED EA 900ER-52EA-13527.

Part: SENSOR — OUT OF ADJUST (ELEVATOR) · airframe 2,412 hrs · 762 cycles

ELEVATOR NEUTRAL SHIFT SENSOR OUT OF LIMITS. ACFT GROUNDED. ADJUSTED NEUTRAL SHIFT SENSOR IAW MM 22-11-14-820-801. OPS NORMAL, ADDITIONAL TEST IAW BITE GROUP 47, CHECK GOOD.

Part: SWITCH — MALFUNCTIONED (HYD SYSTEM) · airframe 2,412 hrs · 761 cycles

AFTER TAKEOFF AFTER GEAR RETRACTION, SAW A MOMENTARY MASTER CAUTION WITH FLT CONTROL ILLUMINATED. QUICKLY EXTINGUISHED AND NOTHING ILLUMINATED DURING RECALL. ACFT GROUNDED. RETURNED TO DEPARTURE. REPLACED THE "A" SYSTEM LOW PRESSURE WARNING SWITCH IAW MM 27-09-61. LEAK AND OPS CHECK GOOD. REPLACED THE "A" SYSTEM EDP, NR 1 ENG, IAW MM 29-11-11, LEAK AND OPS CHECK GOOD. CHECKED AND REPLACED THE "A" SYSTEM EDP CASE DRAIN FILTER IAW MM 29-11-51. LEAK CHECK GOOD, NO CONTAMINATION NOTED.

Part: DOOR — LACK OF LUBE (L1) · airframe 2,365 hrs · 744 cycles

FA REPORTS L1 DOOR DIFFICULT TO CLOSE. NO SQUEAL REPORTED. ACFT GROUNDED. LUBED L1 DOOR, IAW AMM 12-25-11-640-802. OPS CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 1,919 hrs · 608 cycles

CAPTAIN NAV DISPLAYED VTK, FOLLOWED BY MAP FAILURE WHILE BOTH CDU'S HAD NO FMC DATA. FMC FAIL QRH WAS ACCOMPLISHED. AFTER PLACING FMC SOURCE SELECTOR TO "BOTH ON R" THE MAP FOUND FMC DATA WERE RECOVERED BUT NO BEARING OR DISTANCE INFO WAS DISPLAYED FOR LT FMC. ACFT GROUNDED. RELOCATED FMCS TRANSFER SWITCH TO NORMAL RESET C/B FOR FMC NR 1, DUAL FMC OPS RESTORED, ACCOMP FMC BITE IAW FIM 34-61-801 TO NR 1 COMPUTER SENSOR STATUS AND INFLIGHT FAULTS SHOWS NO FAULTS GROUND VERIFICATION GOOD.

Part: STATIC INVERTER — WARNING LIGHT · airframe 1,725 hrs · 548 cycles

ELECTRICAL ILLUMINATED DURING ROLLOUT. ACFT GROUNDED. MSU STATIC INVERTER INOP ON BITE. REPLACED STATIC INVERTER, IAW 24-34-21. NO HELP. ACCOMPLISHED WIRE CHECK IAW FIM 24-34-TASK 801 & WDM 24-34-11 & 24-28-11. TRIED NEW SPCU, NO HELP. ORIGINAL PART REINSTALLED. REPLACED STATIC INVERTER RCCB IAW MM 24-34-31. NO HELP. REPLACED STATIC INVERTER IAW MM 24-34-21-000-801. OPS NORMAL.

Part: ENGINE — VIBRATES (NR 2) · airframe 1,669 hrs · 531 cycles

NR 2 ENGINE TREND DATA SHOWS LOW PRESSURE ROTOR VIBRATION LEVELS TO BE TRENDING HIGHER THAN EXPECTED CURRENT LEVELS NEAR 1.5 UNITS. ACFT GROUNDED. ACCOMPLISHED ON BOARD FAN TRIM BALANCE ON NR 2 ENGINE IAW MM 71-00-00-750-808-F00. SWITCHED WEIGHT NR 2 FROM P11 TO P14, NR 3 FROM P13 TO P09, NR 5 FROM P14 TO P09, NR 6 FROM P12 TO P14.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 1,405 hrs · 455 cycles

FMC DISAGREE LIGHT OCCURRED ON GROUND. ACFT GROUNDED. CHECKLIST COMPLIED WITH, MESSAGE NO LONGER DISPLAYED.

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN PRESSURE) · airframe 1,276 hrs · 417 cycles

AUTO FAIL LIGHT ILLUMINATED ON GROUND. ACFT GROUNDED. POSITIONED PRESSURIZATION MODE SELECTOR TO MANUAL AND BACK TO AUTO. NO EXISTING FAULTS IAW FIM 21-31, TASK 801. GROUND VERIFICATION SUCCESSFUL, BITE TESTS NORMAL IAW FIM 21-31 ASK 801.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 995 hrs · 322 cycles

FMC DISAGREE, ACFT GROUNDED. FMC DISAGREE PROCEDURES PERFORMED.

Part: WARNING LIGHT — FALSE ACTIVATION (HF SYSTEM) · airframe 685 hrs · 225 cycles

WITH HF-2 SELECTED IN ACP, THE WORD "FAIL" APPEARS IN BOTH THE ACTIVE AND STANDBY WINDOWS OF THE ACP. HF-2 TRANSMISSIONS CAN BE HEARD OK. ACFT GROUNDED. PERFORMED BITE TES OF NR 2 HF COM SYS IAW 23-11, TASK 801 FIM, NO FAULTS NOTED AT THIS TIME.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 659 hrs · 215 cycles

ON PVR RAMP AFTER PUSH "FMC DISSAGREE" OCCURRED. ACFT GROUNDED. FOLLOWED QRH PROCEDURE AND ACHIEVED A SUCCESSFUL RESET.

Part: WARNING LIGHT — FALSE ACTIVATION · airframe 612 hrs · 202 cycles

FOUND FAULT CODE 73-30311, WHILE ACCOMPLISHING T/C 78273000 ON NR 1 ENG, ACFT GROUNDED. FAULT NOT FOUND IN RECENT OR MAINTENANCE HISTORY. ACCOMPLISHED DEU INPUT MONITOR DISCRETE, NO FAULTS NOTED. EEC TEST PASSED FOR ALL START POSITION, REF FIM 73-24, TASK 813.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 475 hrs · 157 cycles

FMC DISAGREE. ACFT GROUNDED. RAN CHECKLIST. OPS NORMAL.

Part: SERVO — FAILED (AUTOTHROTTLE) · airframe 478 hrs · 158 cycles

ATS WILL NOT STAY ENGAGED. ACFT GROUNDED. VERIFIED DEFECT, NR 2 SERVO MOTOR FAILED SERVO MOTOR TEST. R & R NR 2 A/T SERVO MOTOR REF MM 22-31-91, OPS CHECK NORMAL.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 448 hrs · 147 cycles

DURING TAKEOFF, SELECTING TOGA, LT THRUST LEVER DROVE FWD, RT DID NOT. AUTOTHROTTLE DISENGAGED. TRIED TWICE WITH SAME RESULTS ROUTING. ACFT GROUNDED. PERFORMED FIM 22-32 TASK 819 FOUND FAULT CODE 22-31688. FAULT NOT ACTIVE. OPS TEST GOOD IAW AMM 22-31-00. NO HISTORY PAST 30 DAYS.

Part: WARNING MESSAGE — FALSE ACTIVATION (COCKPIT) · airframe 397 hrs · 127 cycles

FMC DISAGREE DISPLAYED ON GROUND FOR BOTH CAPT'S AND F/O'S INBD DU. ACFT GROUNDED. ACCOMPLISHED QRH. OPS NORMAL.

Part: GUIDE ARM — FAILED (L1 DOOR) · airframe 278 hrs · 91 cycles

L1 DOOR HARD TO OPEN. ACFT GROUNDED. REPLACED L1 DOOR GUIDE ARM IAW AMM 52-11-21-400-802 AND ADJUSTED IAW AMM 52-11-00-820-801. REPLACED L1 DOOR SNUBBER IAW AMM 52-11-51-400-8010. SNUBBER INSTALLATION TESTED GOOD. PERFORMED FORWARD ENTRY DOOR SYS TEST IAW AMM 52-11-00-700-804. TEST PASSED. NO OTHER DISCREPANCIES NOTED. DOOR OPS CHECKED GOOD.

Part: CONTROL ROD — OUT OF ADJUST (L1 DOOR) · airframe 265 hrs · 87 cycles

F/A REPORTED L1 DOOR VERY HARD TO OPEN. ACFT GROUNDED. ADJUSTED HORIZONTAL CONTROL ROD ON L1 DOOR REF AMM 52-11-00-820-801.

Part: WARNING MESSAGE — FALSE ACTIVATION (FMC) · airframe 204 hrs · 68 cycles

FMC DISAGREE DISPLAYED IN SCRATCH PAD ON GROUND. ACFT GROUNDED. QRH PROCEDURE ACCOMPLISHED, SITUATION RESOLVED SUCCESSFULLY.

Part: WARNING LIGHT — ILLUMINATED (COCKPIT) · airframe 187 hrs · 62 cycles

TWICE DURING 5 HR 30 MIN FLT. VTK WAS DISPLAYED ON FO'S PANEL, WARNING LIGHT STAYED ILLUMINATED FOR APPROX. 5 SECONDS THEN WENT OUT. ACFT GROUNDED. INFLIGHT FAULT LOGGED: FMC-R "PGM FAULT" I 0357Z. FOR FLIGHT LEG 1. IDENT PAGE SHOWS FOR RT AND LT FMC'S. OK FOR SERVICE REF FIM TASKS 34-61/836, REV AND 34-61/801.

Part: DOOR — LACK OF LUBE (L1) · airframe 166 hrs · 57 cycles

L1 DOOR HARD TO MOVE & STIFF. ACFT GROUNDED. PERFORMED GVI ON L1 DOOR, NO DEFECTS NOTED. LUBED L1 DOOR ASSY. OPEN AND CLOSING DOOR OP'S CHECKED NORMAL.