N77535

BOEING 737-824 · 2016 · Fixed-wing multi-engine · 2 engines · 149 seats · Valid Registration

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

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

24 reports on file, 2017-02-27 – 2026-08-13.

SMOKE/FUMES/ODORS/SPARKS; WARNING INDICATION · 2026-08-13 Matched by certificate designator
ATA 2150

Part: ACM — SEIZED (LEFT) · airframe 30,836 hrs · 11,548 cycles

AIR RETURN FOR SMOKE/FUMES IN THE COCKPIT. TROUBLESHOOTING COCKPIT SMOKE/ODOR IAW AMM 05-51-26-800-801-C1. NO SMOKE/ODOR DETECTED. LEFT PACK TRIP LIGHT COMES ON SHORTLY AFTER TURNING ON , UNABLE TO TRIP RESET. BURN ODOR COMING FROM LT PACK BAY. PERFORMED PACK TEMP CONTROL BITE CHK IAW FIM 21-62 TASK 801, FAULT CODES 21-51117 & 21-51123 APPEAR. REMOVED LT ACM, FOUND UNIT SEIZED, ALL WORK DONE IAW AMM 21-51-04-000-802-002. INSTALLED LT ACM, IAW AMM 21-51-94-400-802-002, LEAK & BITE CHK. PERFORMED, LT& R PACK/ZONE TEMP CONTROLLER BITE TEST, IAW AMM 21-61-00-740-801-002, TEST PASSED WITH NO FAULTS NOTED ON EITHER PACK, PERFORMED OPS & LEAK CHECK OF LT AIR CONDITIONING PACK, AND ACM, NO LEAKS NOTED, AIR CONDITIONING SYS IS FUNCTIONING NORMALLY.

Source: SDR CALA2026081418597
SMOKE/FUMES/ODORS/SPARKS · 2026-01-26 Matched by certificate designator
ATA 2530

Part: OVEN — CONTAMINATED (ZONE 900) · airframe 29,414 hrs · 10,893 cycles

OVEN SMELLS BAD, FWD GALLEY OVEN 204 INOPERATIVE. PULLED AND COLLARD CIRCUIT BREAKER. OVEN 204 INOP. BAD ODOR IS FROM FOOD. COMPLIED WITH NEF 2510AU OPS CHKD IAW AMM 25-34-00, SATISFACTORY WITH NO WEIRD ODOR. DDP COMPLIED WITH. CLEARING NEF.

Source: SDR CALA2026012613245
Earlier reports · 2017–2025 · 22 reports

2025

OTHER · 2025-11-15 Matched by certificate designator
ATA 2565

Part: COVER — LOOSE (ZONE 800) · airframe 28,890 hrs · 10,651 cycles

FA REPORTS THAT THE 2L EMERGENCY SLIDE PLASTIC COVER IS LOOSE AND THE SLIDE HANGS TOO LOW. INSPECTED BOTH AFT DOOR SLIDES, NO DEFECTS NOTED, SLIDE COVERS INTACT. CHECKED TORQUE AND FOUND MOUNT HARDWARE SECURE. IAW AMM 25-66-01. OK FOR SVC.

Source: SDR CALA2025111811300
FLUID LOSS; WARNING INDICATION · 2025-10-15 Matched by certificate designator
ATA 2910

Part: QUICK DISCONNECT — LEAKING (HYD) · airframe 28,634 hrs · 10,533 cycles

HYD PUMP LOW PRESSURE SYS B ENG 2. HYD PUMP SWITCH IS OFF. RAN ENG NR 2. HYD PUMP LOW PRESSURE LIGHT ON SYS B ENG 2 & NO PRESSURE IND. R & R ENG 2 EDP IAW AMM 29-11-11. ENG TEST IAW AMM 71-00-00. OPS CHECK FAILED. ENG 2 LOW PRESSURE LIGHT REMAINS ON, & SYS B HYD ENG PRESSURE IND DID NOT RISE TO 2800 PSI OR HIGHER. ON INSP FOUND BULKHEAD PRESSURE FITTING AT PYLON BROKEN & PRESSURE HOSE PARTIALLY DISCONNECTED. R & R NR 2 ENG STRUT PRESSURE DISCONNECT FITTING IAW FIM 29-30 TASK 813. PAR F STEP 5. ALSO REPLACED EDP PRESSURE QUICK DISCONNECT HOSE. CHECKED CASE DRAIN FILTER IAW AMM 29-11-51-000-801. FILLED B SYS HYD IAW AMM 29-00-00-900-801. RAN ENG FOR EDP PRESSURE CONFIRM. OPS CHKD GOOD. EDP PRODUCES 3000 PSI MIN. IAW AMM 20-11-00-860-804.

Source: SDR CALA2025101610186
OTHER · 2025-08-06 Matched by certificate designator
ATA 3350

Part: LIGHT — MISSING (ZONE 200) · airframe 28,103 hrs · 10,279 cycles

THERE IS A HOLE WHERE EMERGENCY LIGHT SHOULD BE. FLOOR PROXIMITY LIGHT ASSEMBLY REPLACED. OPS CHECK OK. EMERGENCY LIGHTS OPS TESTED IAW 33-51-00-720-801.

Source: SDR CALA2025080707445
WARNING INDICATION · 2025-07-21 Matched by certificate designator
ATA 3260

Part: SWITCH — FAULTED (ZONE 700) · airframe 27,968 hrs · 10,219 cycles

LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF GREEN AND RED LIGHTS ALL ILLUMINATED. DEBRIEFED CREW ON ARRIVAL. LANDING GEAR DID NOT RETRACT WITH GEAR HANDLE IN UP POSITION. ALL 3 GEAR INDICATIONS ON FWD PANEL RED. ALL 3 AUX GEAR INDICATIONS ON OVHD PANEL GREEN. CYCLED MANUAL EXTEND DOOR 3 TIMES. NO JOY. PSEU LIGHT REMAINED EXTINGUISHED DURING RETURN. MX ACCOMPLISHED PSEU BITE. NO ACTIVE FAULTS. NO FAULTS IN HISTORY. R & R LANDING GEAR MANUAL EXTENSION SYSTEM ACCESS DOOR SWITCH IAW AMM 32-34-11-820-802. OPS CHECK & ADJUSTMENT GOOD. PERFORMED LANDING GEAR OPS TEST IAW AMM 32-32-00-710-801 ALL OPS CHECK PASSED. OK FOR SERVICE.

Source: SDR CALA2025072306861
NO TEST · 2025-07-10 Matched by certificate designator
ATA 3350

Part: LAMP — NO TEST (ZONE 200) · airframe 27,892 hrs · 10,180 cycles

EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK. R/H AFT OVERWING EMERGENCY LIGHT INOP. LAMP REPLACED, OP CHECK GOOD IAW: 33-51-04-960-801.

Source: SDR CALA2025071406524
SMOKE/FUMES/ODORS/SPARKS · 2025-05-09 Matched by certificate designator
ATA 2120

Part: UNKNOWN — ODOR (CABIN) · airframe 27,341 hrs · 9,943 cycles

PUNGENT SMELL IN COCKPIT AND CABIN AIRBORNE NOTICED WHISP OF WHI TE SMOKE ON TAKEOFF PERFORMED HIGH POWER RUN NO SMELL NOTICED ACFT OK TO RETURN TO SERVICE REF AMM 71-00-00. SMOKE/ODOR IN THE FLIGHT DECK/CABIN INSPECTION ACCOMPLISHED REF AMM 05-51-26-800-801-C1 STEPS 1.C, 1.D . NO DEFECTS NOTED AT THIS TIME.

Source: SDR CALA2025051204602
OTHER · 2025-04-25 Matched by certificate designator
ATA 5330

Part: SKIN — CRACKED (ZONE 100) · airframe 27,238 hrs · 9,898 cycles

EXTERNAL GROUND POWER DOOR CUTOUT HAS GOUGE AT AFT CENTER SECTION. ACCOMPLISHED REPAIR AT EGPR AFT CENTER SECTION IAW SRM 53-10-15-2R-4. SFR NO. 805.

Source: SDR CALA2025042804266
OTHER · 2025-04-24 Matched by certificate designator
ATA 5730

Part: PANEL — GOUGED (ZONE 500) · airframe 27,238 hrs · 9,898 cycles

L/W L/E SLAT #4 PANEL AFT OF ACTUATOR PANEL DEEP GOUGE I/B END REF AAR A/R 9954724 ESFR ENTRY. L/W L/E SLAT #4 PANEL AFT OF ACTUATOR PANEL DEEP GOUGE I/B END REF AAR A/R9954724 ESFR ENTRY. REF ESFR NO.800

Source: SDR CALA2025042804263
OTHER · 2025-04-15 Matched by certificate designator
ATA 5320

Part: SHIELD — CORRODED (ZONE 100) · corrosion level 2 · airframe 27,238 hrs · 9,898 cycles

AFT CARGO DOOR CUTOUT FWD SHIELD CORROSION AROUND NUTPLATES AT LOWER SURFACE REF AAR N/R 9955164 ESFR ENTERED. REMOVED AND REPLACED AFT CARGO DOOR CUTOUT FWD SHIELD PER SRM 51-40-02-0G-0 AND DWG# 146A0081.

Source: SDR CALA2025042804260
OTHER · 2025-04-10 Matched by certificate designator
ATA 5315

Part: FLOORBEAM — CORRODED (ZONE 200) · corrosion level 2 · airframe 27,238 hrs · 9,898 cycles

ACCOMPLISHED REPAIR AT STA 947.5 RBL 51 FLOOR BEAM REF SRM 53-70-51-2R-5 REPAIR 5 REF AAR N/R 9954833 ESFR COMPLETED ACCOMPLISHED REPAIR AT STA 947.5 RBL 51 FLOOR BEAM REF SRM 53-70-51-2R-5 REPAIR 5 .

Source: SDR CALA2025041103705
OTHER · 2025-04-02 Matched by certificate designator
ATA 5320

Part: ANGLE — CRACKED (ZONE 100) · airframe 27,238 hrs · 9,898 cycles

W/W RH STA 663 RBL 7" VAPOR BARRIER UPPER ANGLE CRACKED REF AAR N/R 9954772 ESFR CREATED AND SUBMITTED. CORRECTIVE ACTION: REMOVED AND REPLACED UPPER ATTACH ANGLE ON R/H VAPOR BARRIER SIDE AS PER SRM 51-40-02-0G-0 AND DWG # 111A1000 REF ESFR NRO.644.

Source: SDR CALA2025040303493
OTHER · 2025-04-02 Matched by certificate designator
ATA 5320

Part: ANGLE — CRACKED (ZONE 100) · airframe 27,238 hrs · 9,898 cycles

{ B737-06-3-0030 } W/W LH STA 663 LBL 7" VAPOR BARRIER UPPER ANGLE CRACKED REF AAR N/R 9954773 ESFR INFORMATION ADDED. ACCOMPLISHED REPAIR AT L/H VAPOR BARRIER STA 663 LBL 7 AS PER SRM 57-10-10-2R-5 AND APPLIED CIC TO REPAIR AREA AS PER AMM 51-21-91-620-802. REF ESFR NRO. 643 WORK ACCOMPLISHED BY V942334 C/W

Source: SDR CALA2025040303490
OTHER · 2025-03-31 Matched by certificate designator
ATA 5320

Part: STRUCTURE — CORRODED (ZONE 200) · corrosion level 2 · airframe 27,238 hrs · 9,898 cycles

{B737-06-3-0049} CABIN AFT WET AREA L/H INNER CHORD, IS CORRODED FROM STA. 955 TO STA. 98.5 REF AAR N/R 9954829 REMOVED AND REPLACED CABIN AFT WET AREA INNER CHORD REF B-737 SRM 51-40-02-0G-0 AND DWG 147A8540

Source: SDR CALA2025040403525
OTHER · 2025-01-23 Matched by certificate designator
ATA 2565

Part: SLIDE — DAMAGED (ZONE 800) · airframe 26,942 hrs · 9,762 cycles

SLIDE PACK DAMAGED DOOR 1R INSPECTED SLIDE PACK OF 1R DOOR AND FOUNDED WITHIN LIMITS IN REF TO AMM TASK 25-66-01-400-804, NO FURTHER DEFECTS NOTED AT THIS TIME.

Source: SDR CALA2025012702076

2024

FALSE WARNING · 2024-08-07 Matched by certificate designator
ATA 3414

Part: INDICATOR — UNRELIABLE (AIRSPEED) · airframe 25,479 hrs · 9,127 cycles

REJECTED TAKEOFF DUE TO AIRSPEED UNRELIABLE AMBER LGT. CA INDICA TOR 55KTS FO INDICATOR 85KTS SEE LOG 7981417 FOR CAPTAINS PITOT TUBE REPLACED DUE TO BEING CLOGGED. AFTER REPLACEMENT , AIRSPEED INDICATION ON CAPTAINS SIDE MATCHED FIRST OFFICERS WHEN BOTH LEAK CKD AND TESTED REF MM 34-11-00-790-810.

Source: SDR CALA2024080900397
OTHER · 2024-07-01 Matched by certificate designator
ATA 3350

Part: LIGHT — DAMAGED (SEAT 11ABC) · airframe 25,209 hrs · 9,002 cycles

SEAT MOUNTED EMERGENCY LIGHT AT ROW 11ABC MISSING. REMOVED AND REPLACED EMERGENCY LIGHT REF MM 33-51-11. OPS CK OK. VERIFIED INSTALLATION AND OPERATIONAL CHECKS OF SEATS 11ABC EMERGENCY LIGHT IAW AMM 33-51-11

Source: SDR CALA2024070301959

2019

WARNING INDICATION · 2019-09-23 Matched by certificate designator
ATA 3445

Part: COMPUTER — INOPERATIVE (TCAS) · airframe 11,183 hrs · 3,971 cycles

TCAS FAIL FLAG ON NAVIGATION DISPLAY SHOWS WITH ATC TRANSPONDER SELECTOR AT TA AND SHOWS WITH SELECTOR AT TA/RA FLAG DISPLAYED IN POSITION 1 AND POSITION 2 REPLACED TCAS COMPUTER OPS OK. PARTS UPDATE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1079731 SN OFF 2483 COMPUTER, TRAFF OFF 23-3445-9-9001 2483 ON 23-3445-9-9001 0824.

Source: SDR CALA2019092301626

2017

NO TEST · 2017-12-24 Matched by certificate designator
ATA 2560

Part: FLASHLIGHT — NO TEST (GALLEY) · airframe 4,585 hrs · 1,676 cycles

FWD GALLEY FLASHLIGHT FAILED TO TEST .

Source: SDR CALA2017122404587
OTHER · 2017-09-22 Matched by certificate designator
ATA 3350

Part: SIGN — MISSING (SEAT 20A) · airframe 3,648 hrs · 1,350 cycles

EMERGENCY EXIT SIGN MISSING AT KNEE AREA OF SEAT 20A. REPLACED EMERGENCY LIGHT ASSY IAW AMM 33-51-01-960-802. OK FOR SERVICE.

Source: SDR CALA2017092203295
OTHER · 2017-09-11 Matched by certificate designator
ATA 3350

Part: LENS — MISSING (EMERGENCY LIGHT) · airframe 3,567 hrs · 1,310 cycles

BS 712 CABIN FWD CLOSET EMERGENCY LIGHT LENS MISSING. LIGHT OPS OK. REPLACED THE MISSING LENS IAW AMM 33-51-14-960-801. OPS CHECKED OK

Source: SDR CALA2017091103147
F.O.D.; ENGINE STOPPAGE · 2017-08-11 Matched by certificate designator
ATA 7200

Part: ENGINE — FOD (NR 1) · airframe 3,257 hrs · 1,194 cycles

WHILE SITTING ON TAXIWAY, THE ENGINE INGESTED HUGE PIECE OF ROLLING PLASTIC. THE ENGINE FAILED, PERFORMED A VISUAL FOD INSPECITON OF THE NR 1 ENGINE IAW AMM 71-00-00-800-802-F00. FOUND NO EVIDENCE OF PLASTIC INDGESTION INSIDE ENGINE CORE, FOUND AND REMOVED PART OF PLASTIC BAG ATTACH TO THE IDG COOLER. ENGINE TESTED GOOD ON BOTH A & B CHANNELS. PERFORMED EEC BITE TEST IAW MM 73-21-00, NO RECENT FAULTS & GROUND CONTINUED INSPECPTION OF THE NR 1 ENGINE IAW AMM 71-00-00-800-802-F00, BORESCOPE INSPECTION GOOD, ACCOMPLISHED A NR 1 ENGINE TEST 5 IAW AMM 71-00-00-700-813-F00, TESTED OK, ALL PARAMETERS NORMAL.

Source: SDR CALA2017081102585
INADEQUATE Q C; SMOKE/FUMES/ODORS/SPARKS · 2017-02-27 Matched by certificate designator
ATA 2810

Part: FUEL CELL — OVERSERVICED · airframe 1,534 hrs · 569 cycles

FUEL COMING FROM RIGHT WING TIP AND F/A REPORT FUEL ODOR IN GALLEYS. TANK WAS OVERSERVICED AND FUEL CAME FROM SURGE TANK DURING TAXI, REDISTRIBUTED FUEL. NO DEFECTS NOTED TANK WAS OVERSERVICED AND FUEL CAME FROM SURGE TANK DURING TAXI, REDISTRIBUTED FUEL. NO DEFECTS NOTED

Source: SDR CALA2017022700505