N39475
Registered owner: UNITED AIRLINES INC, IL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
ON APPROACH FLAP ASSYMETRY LESS THAN 1 DEGREE. FULL LEADING E DGE SLATS UPON TROUBLESHOOTING FOUND MAINTENANCE MESSAGE 27-52259 ON FSCU FOR TE FLAP SENSOR LEFT I REMOVED AND REPLACED LEFT FLAP POSITION SENSOR IAW AMM TASK 27-58-01-400-801 OPS CHECK GOOD.
OPS CHECKED EMERGENCY LIGHTS, DOOR 2R EMERGENCY EXIT SIGNS AND SLIDE LIGHT ARE INOP. ACCOMPLISHED BATTERY PACK REPLACEMENT PER MM33-51-06-960-805. OPS CK OK.
N1 ON ENG 1 DIDNT SPOOL UP, PERFORMED EEC BITE, TEST PASSED WITH NO FAULTS. ONLY FAULT SHOWING WAS 10 FLT CYCLES HPT ACC. PERFORMED ENG ACCELERATION CHECK IAW AMM 71-00-00-700-824-F00, FOUND NR 1 ENG SLOW TO SPOOL AS COMPARED TO NR 2 ENG. TOOK BOTH THOTTLES TO 60% N1. NR 1 ENG WAS 3 SEC SLOWER TO REACH 60% THAN NR 2. AT THE SAME THROTTLE SETTING NR 2 ENGINE N1 IS 60.5%, N2 88.1%, EGT 522, FF 2.87. NR 1 ENG N1 61.1%, N2 88.5%, FF3.04, AND EGT 534. REMOVED PS3 AIR TUBE ON NR 1 ENG EEC & FOUND NO BLOCKAGE & REISTALLED IAW FIM 73-05, TASK 814, AMM 73-21-60-400-801-F00. PERFORMED FIM 73-05 TASK 814. WAS ABLE TO DUPLICATE NR 1 ENGINE FROM IDLE TO N1 LIMIT TAKES 5-6 SECS MORE THAN NR 2 ENG. FROM IDLE TO 45% N1 TAKES THE LONGEST. PERFORMED ACCELERATION CHECK IAW AMM 71-00-00 TEST 8. TIME WAS 6.13 SECONDS VS 5.7 ON NR 2. FMV ON EEV ONLY PARAMETER WITH SMALL FLUCTUATIONS. REQUIRES HMU, PERFORMED TASK 73-21-10-000-801-F00 UP TO INCLUDING STEP G (2) (I). REMOVED FUEL PUMP PACKAGE IAW AMM 73-11-01-000-801. INSTALLED NR 1 FUEL PUMP PACKAGE IAW AMM 73-11-01-400-801-F00 UP TO AND INCLUDING STEP 3.H(3)(M). AMM 73-11-01-400-801-F00 START FROM STEP 3.H.(4) UP TO AND INCLUDE STEP 3.H.(12)(P).
EMERGENCY LIGHT HARNESS AT BS 875 NOT IN PROPERLY CONFIGURATION IAW DWG 40N01810, AND HAS DAMAGE IN SEVERAL AREAS. SUPPORT TASK NSA EMX N/R 00077. REMOVED INCORRECT WIRING FROM EEPL BR9672-A-60 AND REPLACED WITH WIRING HARNESS SECTIONS P/N BR9635-60-24 AND BR9635-90-24 IAW AIPC 25-27-31 & SWPM 20-90-14. HARNESS NOW MEETS CONFIGURATION REQUIREMENTS OF DWG 40N01810, SHEET 2, REV ORIGINAL. ALL DAMAGE WAS REMOVED WITH REPLACEMENT OF THE HARNESS SECTIONS. PERFORMED EMERGENCY LIGHTS OPS CHK IAW AMM 33-51-00-720-801. ALL FUNCTIONS GOOD.
EMERGENCY LIGHTS - OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - SEATS 15A,20A,21A EMERGENCY AISLE LIGHT DO NOT ILLUMINATE SLAVED IN NEW POWER SUPPLY ON EMERGENCY EXIT LIGHT BATTERY PACK (M1670) (1673) (M2626) (2503) IAW AMM 33-51-06 NO JOY, OLD POWER SUPPLYS IN ORIGINAL SPOT, REPLACED POWER SUPPLY M1694 AT 20ABC FWD OF EMERGENCY EXIT HATCH IAW AMM 33-51-06-960-806. OPS CKD GOOD.
SEAT 15C AISLE RED EMERGENCY LIGHT BROKEN OFF. INSTALLED NEW AISLE RED EMERGENCY LIGHT ASSY REF AMM 33-51-11.
DOOR 2L EMERGENCY EXIT SIGNS DO NOT ILLUMINATE. PREFORMED EMERGENCY LIGHT OPS TEST IAW AMM 33-51-00 OPS CHECKED GOOD.
EMERGENCY EXIT LIGHTS INOP AT SEAT ROWS 33, 34, 35, 36, 37, 38, 39 FOUND TWO SPLICES WITH ONLY ONE END CONNECTED TO EMERGENCY LIGHT AT SEAT 34ABC. JUMPERED WIRES FROM POWER SUPPLY M2626 TO SPLICES AND EMERGENCY LIGHTS AT ROWS 34-39 TURN ON. RETURNED WIRES TO ORIGINAL CONFIG. LEFT WIRES AT ROWS 34/35 ABC EXPOSED WITH FLOOR COVER LEFT ON SEATS. ATTACHING IMAGES TSE20-01 ENVIRONMENTAL SPLICES ARE USED THROUGHOUT PROXIMITY EMERGENCY LIGHT INSTALLATION FOR CAP-N-STOW OF UNUSED WIRES. ALL CABIN EMERGENCY LIGHTS OP CHK NML, REF AMM 33-51-00-710-801. NOTE: ALL DISTURBED WIRING RESECURED.
MUSTY SMELL ON TAKEOFF AND LANDING IN CABIN AND COCKPIT ON CREW DEBRIEF STATED ODOR WAS ONLY PRESENT IN THE FLIGHT DECK. FA AND PAX DID NOT SMELL ANYTHING. MILD ODOR WAS PRESENT THOUGH TO AND THEN DISSIPATED FOR THE REST OF THE FLIGHT BUT CAME BACK ON LANDING AND WENT AWAY AGAIN. RAN PACKS FOR 30 MIN WITH NO ODOR SENSED ANY WHERE ON THE AC. INSPECTIONS ACCOMPLISHED REF AMM 05-51-26.
BAD ODOR IN FLTGHT DECK AFTER NR1 ENGINE START ALSO ON DESCEND OPENED UP LEFT ENG BLEED DUCTS LOW AND HIGH STAGE, NO OIL OR OIL FILM FOUND, SECURED BLEED DUCTS, NO LEAKS REF AMM36-11-01-000-802. RAN #1 ENG IDLE PWR LEFT BLEED ON, L&R PACKS ON, #2 ENG OFF, HAD SLIGHT BURNING OIL ODOR (SWEATY DIRTY ADD EMP:U021144,U249244,U351445 SOCKS, MORE NOTICEABLE WITH PACKS HOT THAN COLD. FOLLOWING FIM 21-00 TASK 806. NO ODOR WITH #2 ENG IDLE PWR BLEED ON OR WITH APU BLEED ON, L&R PACKS ON. ACPD LEFT AND RIGHT PART PWR RUN, BLEEDS ON, ISOLATED, PACKS ON, OIL ODOR IS COMING FOR LEFT ENG BLEED, ONLY SLIGHTLY AS ENG RUN PROGRESSED WITH PACKS FULL HOT. SUGGEST MORE PACK BURNOUT AT ADD EMP:U021144 IDLE AS REF'D IN AMM TO DISAPATE ANY LINGERING ODORS. THEN REPLACE RECIRC FILTERS AND CREAT 2 DAY DIP TO CONTINUE. ACPD ADDITION PACK BURNOUT WITH LEFT ENG RUNNING AT IDLE FOR 50 MINUTES. ENG OIL ODOR DISAPATED TO NO ODOR. REPLACED L & R RECIR FILTERS REF AMM 21-25-01-000-801, OK FOR SERVICE REF AMM 05-51-26-800-901-C1.
REF LP 4439395, NEED TO ACCOMPLISH AMM 05-51-26-800-901-C1. SEE ATTACHED SMOKE ODOR QUESTIONAIRE SEE PICS PICS REF AMM 05-51-26-800-901-C1, ITEM E - DISPOSITON OF EVENT, ACPD LEFT AND RIGHT PART PWR RUN, BLEEDS ON, ISOLATED, PACKS ON, OIL ODOR IS COMING FOR LEFT ENG BLEED, ONLY SLIGHTLY AS ENG RUN PROGRESSED WITH PACKS FULL HOT. SUGGEST MORE PACK BURNOUT AT ADD EMP:U021144 IDLE AS REF'D IN AMM TO DISAPATE ANY LINGERING ODORS. THEN REPLACE RECIRC FILTERS AND CREAT 2 DAY DIP TO CONTINUE. ACPD ADDITION PACK BURNOUT WITH LEFT ENG RUNNING AT IDLE FOR 50 MINUTES. ENG OIL ODOR DISAPATED TO NO ODOR. REPLACED L & R RECIR FILTERS REF AMM 21-25-01-000-801, OK FOR SERVICE REF AMM 05-51-26-800-901-C1.
GIRT BAR BRACKET ON DOOR 1R IS VERY LOOSE. ADJUSTED GIRT BAR DOOR STOWAGE HOOKS. REF AMM 25-66-01
1L GIRT BAR BRACKET LOOSE INSP DOOR 1L GIRT BAR, AND FLOOR MOUNTED LIDE BRACKETS, NO DEFECTS NOTED, REF AMM 25-66-02-210-002.
STRONG FUEL SMELL IN BACK. REQ MX ASSESS. UPDATED CREW QUESTIONAIRE PERFORMED CONDITIONAL INPECTION PER AMM 05-51-26-800-801-C1 , PERFORMED ENGINE RUNS AND PACK RUN OUTS NO FINDINGS
RIGHT SIDE AIRCRAFT DAMAGED. DAMAGE IS LOCATED AT STA. 344 BETWEEN STRINGERS 21R AND 22R. C/W AVO011117 REV. A STEP 8. PERFORMED HFEC INSPECTION ALONG THE TRIM EDGE REF. NDT PART 6, 51-00-00 PROC. 23. NO DAMAGE NOTED. TRIM-OUT DAMAGE AREA AND COMPLY WITH AVO11117 UP TO AND INCLUDED COMPLIED WITH AVO11117 REV A, STEPS 6 AND 7. (REQUIRES HFEC, NEED TO COMPLY WITH STEP 8 OF AVO 11117 REV A. C/W AVO011117 REV. A STEP 9. PERFORMED HFEC COUNTERSINK C/W AVO011117 REV. A STEP 10. PERFORMED HFEC HOLE PROBE COMPLIED WITH STEPS 11 AND 12 OF AVO 11117 REV A. STEP 5. COUNTERSINK, AND REQUIRES HOLE PROBE INSPECTION) INSPECTION ON ALL REMOVED FASTENERS HOLES REF. NDT PART 6, INSPECTION ON ALL REMOVED FASTENERS HOLES REF. NDT PART 6, 53-30-00 PROC. 4. NO DAMAGE NOTED. 51-00-00 PROC. 16. NO DAMAGE NOTED. COMPLIED WITH HFEC PROCEDURES IN STEPS A1(A), A3 AND A4 OF AVO11117 REV B SECTION 2 REF NDT PART 6 51-00-00 PROC 23. NO DEFECTS NOTED, OK TO CONTINUE COMPLIED WITH STEP 13 OF AVO 11117 REV A , SENT PICS TO ESC FOR NEED TO COMPLY WITH SECTION 2 DAMAGE REPAIR STEP A 1 A B C D COMPLIED WITH SEC 2 1A .040 INS CUT AND STEPS B C D. AVO 1117 C/W SEC. 2 STEP 2 OF AVO 11117 REV B. C/W SEC 2 STEPS 5 AND 6 OF AVO 11117 REV B. NEED TO C/W SEC 2 B FABRICATION . REPAIR DOUBLER 2024 T-3 .080 EVALUATION ! ,REF AVO 11117 REV B. REV B. PO # 1389423330. VERIFIED REPAIR MATERIALS REF AVO 11117 REV B. OK TO CONTINUE VERIFIED REPAIR WASHERS INSTALLED AND FABRICATED FILLER AND VERI
FWD CLOSET EMERGENCY LIGHT INOP. COVER ALSO MISSING. REPLACED FWD CLOSET AFT LIGHT ASSY PER AMM 33-51-14 AND SWPM 20-63-00. OP CHECKS GOOD. ADD EMP:U102091 OP CHECKS OK PER AMM 33-51-14. EMERGENCY LIGHT INSPECTED ON LOG #9621740.
PDA 1 #1 MLG TIRE HUBCAP MISSING. HUBCAB PLACED ON CDL 32W & O/B ANTI SKID PLACED ON MEL 3202C. INSPECTED RIM ASSY, OK INSTALLED NEW HUB CAP ASSY REF AMM 32-42-11-420-003
PDA 3 LEFT WING #3 T/EDGE FLAP CANOE OUTBD SIDE CENTER SEAL MISSING -- SEE PHOTO PHOTO ADDED REPLACED TORN SEAL REF SRM 51-40-02.
WEATHER RADAR FAILED REMOVED WEATHER RADAR TRANSCIEVER . BREAKER PULLED. PARTS AT LEAD DESK REMOVED REF MM 34-43-41-000-801 REMOVED AND REPLACED TH WEATHER TRANSMITTER. NO HELP. REF AMM 34-43-41-400-801. REMOVED AND REPLACED RADAR DRIVE UNIT. REF AMM 34-43-11-000-802. OPS TEST WAS GOOD. AIRCRAFT IS GOOD FOR RETURN TO SERVICE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1091920 SN OFF 4025 TT # 1933259 SN OFF 0040 IPC REFERENCE # 34-43-31-01 ANTENNA, SINGLE OFF 29-3443-9-0009 4025 ON 29-3443-9-0009 8278 RECEIVER, TRANS OFF 29-3431-9-0012 8140 ON 29-3431-9-0012 8507
HF 1 INOP. REPLACED LEFT HF TRANSCEIVER AS PRECAUSION AND 5X5 RADIO CHECK W ITH SFO ON 8843 AND 5574. REF AM 23-11-21. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1164671 SN OFF 0402 IPC REFERENCE # 2300 TRANSCEIVER, HF OFF 29-2311-9-0010 8502 ON 29-2311-9-0010 2717
EMERGENCY LIGHT INOP ON SEAT 28C. R&R SEAT 28C EMERGENCY LIGHT ENDBAY LIGHT HOUSING ASSY PER CMM 25-22-53, EMERGENCY LIGHT OPS CHECK GOOD PER AMM 33-26-03.
SEAT ROW 21 ABC EMERGENCY LIGHT LENS BROKEN. REMOVED AND REPLACED THE EMERGENCY LIGHT LENS.
SHORTLY AFTER TAKEOFF ENG NR 1 LOW PRESS HYD LIGHT ILLUMINATED. QRH PROCEDURE ACCOMPLISHED. A SYS QTY SHOWS 106% & PRESS STABILIZED AT 2960. INFLIGHT QTY DROPPED TO 97% ON LANDING. R & R NR 1 ENG HYD PUMP & SEAL. NO LEAKS NOTED AT THIS TIME. ACFT OK TO CONTINUE SERVICE IAW AMM 72-60-00 PBLK 201 & 29-11-11-410-801-001.
LANDING WOULD NOT RETRACT AFTER TAKEOFF. ALL 3 GREEN & RED LIGHT ILLUMINATED WITH GEAR LEVER UP. ALL GEAR DOWN & LOCKED GREEN ONLY WITH GEAR LEVER DOWN. FOUND MANUAL EXTENSION ACCESS DOOR OPEN. DOOR POPS OPEN WHEN TRYING TO CLOSE. ADJUSTED DOOR SWITCH IAW MM 32-34-00-820-802. PERFORMED GEAR SWING, OPERATIONS CHECKED GOOD, DOOR SECURE.