N24972
Registered owner: UNITED AIRLINES INC, IL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| UNITED AIRLINES, INC. (CALA) | Operator | on 2026-03-02 | Operator named in NTSB report |
Accident & incident history
Operated by UNITED AIRLINES INC (per NTSB report)
Not yet finalized — may be revised.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.
20 reports on file, 2020-11-04 – 2026-05-18.
Part: LIGHT — DAMAGED (ZONE 200) · airframe 39,689 hrs · 3,735 cycles
EMERGENCY EXIT LIGHT NEAR LAVATORY D ACROSS FROM DOOR 2 RIGHT DAMAGED. AS PER REQUEST WALL MOUNTED EMERGENCY EXIT LIGHT NEAR LAVATORY D ACROSS FROM DOOR 2 RIGHT DAMAGED. PERFORMED INTERIM REPAIR PER ECRA 2500-1656. PLACED ON DIP TO PERFORM INSPECTION REQUIREMENTS PER PART 2 EACH FLIGHT CYCLE AND A PERMANENT REPAIR PER PART 3 WITHIN 3 FLIGHT CYCLES. INTERIM REPAIR ACCOMPLISHED BY TECH #V934028 CARRIED DIRECTLY BY TOMC TOMC-APPROVAL FROM SC1ELBYC COMMENT ADDING PARTS INFO QC CONTROL. PARTS USED: 79-3351-3-0001,QTY :1 TOMCQC REV PERFORMED
Part: COMPRESSOR — DAMAGED (NR 1 ENGINE) · airframe 38,949 hrs · 3,657 cycles
PER CREW DEBRIEF, NR 1 ENG COMPRESSOR STALL, ENG SHUTDOWN IN FLIGHT. REMOVED AND REPLACED ENGINE 1.
Part: PROTECTOR — DAMAGED · airframe 38,186 hrs · 3,587 cycles
FOUND DAMAGE TO AFT EDGE PROTECTOR. REF ECRA 5308-01193. PERFORMED INTERIM REPAIR PER STEP 1. NO FURTHER DEFECTS NOTED AT THIS TIME.
Earlier reports · 2020–2025 · 17 reports
2025
Part: LENS — BROKEN (ZONE 200) · airframe 36,379 hrs · 3,413 cycles
11F SEAT EMERGENCY FLOOR PROXIMITY LIGHT LENS BROKEN. REMOVED AND REPLACED 11F FLOOR PROXIMITY LIGHT REF AMM 33-51-06. OPS CHECK GOOD.PARTS USED: 78-3300-3-0098,QTY :1
Part: LIGHT — BROKEN (ZONE 200) · airframe 35,678 hrs · 3,347 cycles
SEAT 6D EMERGENCY LIGHT BROKEN. REPLACED PROXIMITY LIGHT.OPS CHKD NORMAL.
2023
Part: SDU — UNKNOWN (SAT COM) · airframe 26,002 hrs · 2,442 cycles
SAT VOICE LOST ADVISORY SATCOM VOICE COMMUNICATION IS LOST (NO SIGNAL/RECEPTION) DUE TO AIRCRAFT MANEUVERING, LOW ELEVATION ANGLES/BLOCKAGE TO THE SATEL LITE OR WHILE FLYING IN A POLAR ROUTE. WHEN AN AIRPLANE IS IN CR UISE MODE, THEN THE MESSAGE IS DELAYED BY 60SECS, OTHERWISE IN . FOUND MX MESSAGE 23-19407 SATELLITE, UNIT OFF 79-2329-9-0001 1715 ON 79-2329-9-0001 0040 SATELLITE, UNIT OFF 79-2329-9-0001 1715 ON 0000 T/S PER FIM TASK DMC-B787-A-23-10-F5-04A-421A-A FOR MX MESSAGE 23-19407. NO FAUTLS FOUND UNABLE TO DUPLICATE INDICATED FAULT. WIRING CHECKS PER FIM TASK ALSO GOOD. PER TECH SUPPORT UPDATE REMOVED AND REPLACED SATCOM SDU AS PRECAUTINARY PER AMM 23-15-10. ADJ/TEST SATISFACTORY. SYSTEM OK FOR SERVICE.
Part: LIGHT — DAMAGED (DOOR 3 CROSS AIS) · airframe 25,508 hrs · 2,398 cycles
DR3 CROSS AISLE RH EMER LIGHT ASSY FOUND DAMAGED,ORIGINATED BY E MP V903667,REF TO HAECO NON ROUTINE NO.9462550,EA 3351-01372 REV B OP014. PERFORMED BY EMP V903667,REPLACED DR3 CROSS AISLE RH EMER LT ASS Y AND INSTALLATION TEST FOUND NORMAL.REF TO AMM 33-51-06-00A-520 A/720A-A REV 175.IDT BY TA563.
Part: LIGHT — CRACKED (UNKNOWN) · airframe 25,508 hrs · 2,398 cycles
OFCR LH & RH(4EA) EXTERIOR VERTICAL EMER LIGHT FOUND CRACK,ORIGI NATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462553,EA 3351 -01372 REV B OP 016. PERFORMED BY EMP V903667,REPLACED OFCR LH & RH EXTERIOR EMER LT ASSYS(4EA) & INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06- 00A-720A-A REV 175.IDT BY TA606.
Part: LIGHT — CRACKED (UNKNOWN) · airframe 25,508 hrs · 2,398 cycles
OFAR LH & RH(2EA) EXTERIOR EMER LIGHTS FOUND CRACKED,ORIGINATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462594,EA 3351-01372 REV B OP 016. PERFORMED BY EMP V903667,REPLACED OFAR LH & RH EXTERIOR EMER LT ASSYS(2EA) & INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06- 00A-720A-A REV 175,IDT BY TA606.
Part: LIGHT — CRACKED (LAV J LH AFT) · airframe 25,508 hrs · 2,398 cycles
LAV "J" LH AFT(1EA) EMER LIGHT ASSY FOUND CRACKED,ORIGINATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462599,EA 3351-01372 RE V B OP 014. PERFORMED BY EMP V903667,REPLACED LAV "J" LH AFT EMER LT ASSY & INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06-00A-720A-A RE V 175,IDT BY TA606.
Part: LIGHT — CRACKED (POLARIS/PREMIUM) · airframe 25,508 hrs · 2,398 cycles
POLARIS/PREMIUM CLASS DIVIDER LH(1EA) EMER LIGHT ASSY FOUND CRACKED,ORIGINATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.946259 8,EA 3351-01372 REV B OP 014. PERFORMED BY EMP V903667,REPLACED THE DEFECTIVE EMER LT ASSY AND INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06-00A-720A-A R EV 175,IDT BY TA606.
Part: LIGHT — CRACKED (DR2 FWD GALLEY L) · airframe 25,508 hrs · 2,398 cycles
DR2 FWD GLY LH & RH(4EA) EMER LIGHT ASSY FOUND CRACKED,ORIGINATE D BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462596,EA 3351-013 72 REV B OP 014. PERFORMED BY EMP V903667,REPLACED DR2 FWD GLY LH & RH EMER LT AS SYS(4EA) & INSTALLATION TEST FOUND NORMAL REF TO AMM 33-51-06-00 A-720A-A REV 175,IDT BY TA606.
Part: LIGHT — CRACKED (DR2 AFT GALLEY R) · airframe 25,508 hrs · 2,398 cycles
DR2 AFT GLY RH(2EA) EMER LIGHT ASSY FOUND CRACKED,ORIGINATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462597,EA 3351-01372 RE V B OP 014. PERFORMED BY EMP V903667,REPLACED DR2 AFT GLY RH EMER LT ASSY(2E A) AND INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06-00A-72 0A-A REV 175,IDT BY TA606.
Part: LIGHT — DAMAGED (PAX SEAT 45D) · airframe 25,508 hrs · 2,398 cycles
CABIN PAX SEAT ROUND EMER LIGHT ASSY FOUND DAMAGED AT POS 45D,OR IGINATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462549,EA 3351-01372 REV B OP 015. PERFORMED BY EMP V903667,REPLACED THE ROUND EMER LT ASSY AT POS 45D & INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06-00A-720 A-A REV 175,IDT BY TA606.
Part: LIGHT — CRACKED (DR3 AFT GALLEY) · airframe 25,508 hrs · 2,398 cycles
DR3 AFT GLY LH AFT & RH(3EA) EMER LIGHT ASSY FOUND CRACKED, ORIGI NATED BY EMP V903667,REF TO HAECO NON ROUTINE NO.9462600,EA 3351 -01372 REV B OP 014. PERFORMED BY EMP V903667,REPLACED THE (3EA) EMER LT ASSYS & INSTALLATION TEST FOUND NORMAL,REF TO AMM 33-51-06-00A-720A-A REV 17 5,IDT BY TA606.
Part: UNKNOWN — NONE (#10 SPOILER) · airframe 23,219 hrs · 2,180 cycles
REF AIR RETURN #10 SPOILER. MESSAGES 27-12833 AND 27-17771. #10 SPOILER SHOWS NO DATA ON MAINTENANCE PAGES AND SYNOPTIC PAGE. SPOILER UP IN FLT AND UPON LANDING. REMOVED SPOILER ELECTRIC MOTOR CONTROLLER UNIT REF ACP INTERFACE INSP OF # 10 SPOILER EMCU. VERIFY PART NUMBER INSTALLED ELECTRIC MOTOR CONTROLLER UNIT REF COMPLETED INSTALLATION TEST ON #10 EMCU, REF MM PERFORMED RII INSPECTION OF # 10 EMCU INSTALLATION,AND COMPLETED SPOILER INTERFACE INSP COMPLETE NO DEFECTS NOTED. CH 27 PRIMARY DMC-B787-A-27-61-18-00A-520A-A. PARTS USED: PRIOR TO INSTL. DMC-B787-A-27-61-18-00A-720A-A. PARTS USED: 27-61-18-00A-720A COMPLETED SPOILER RIG, FLAP SKEW RIG AND SPOILER RIG,FLAP SKEW RIG AND SPOILER ELECTRONIC SYSTEM TEST PER FLT CONTROL TEST SPOILER ELECTRIC TEST PASSED. 78-2741-9-9005,QTY :1 78-2741-9-9005,QTY :2 SPOILERELECTRONIC SYSTEM TEST. ALL TEST PASSED, NO DEFECTS MM 27-61-18-00A-720A,ALL TEST PASSED NO DEFECTS NOTED. ADD EMP:U121006 ADD EMP:118179 ADD EMP:118179 NOTED. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1871321 SN OFF 3547 ADD EMP:U121006 UNIT, CONTROL, OFF 78-2741-9-9005 3547 ON 78-2741-9-9005 0900 CLEARED MX MESSAGES 27-17771 AND 27-12833 USING FIM 27-00-F2-T8A-421. COMPLETED INSTALLATION OF THE #10 ELECTRO MECHANICAL ACTUATOR USING AMM 27-61-16-00-720. SYSTEM CHECK GOOD. SPOILER RIG CHECK PASSED. SPOILERS ELECTRONIC TEST PASSED. PARTS USED: 78-2761-9-9006,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1998436 SN OFF 3947
Part: RADAR — FAILED (WX SYS) · airframe 22,927 hrs · 2,156 cycles
WEATHER RADAR SYS ADVISORY WXR FUNCTIONS HAVE FAILED OR PARTIALLY FAILED ON BOTH LEFT AND RIGHT SIDES OR MANUALY SELECTED TO A FAILED WXR. RESEATED CIRCUIT BREAKERS FOR LEFT AND RIGHT WEATHER RADARS AND PERFORMED OPS TEST FOR BOTH FOR MAINTENACE MESSAGE 34-60031, BOTH TESTS PASSED. OKAY FOR SERVICE.
2022
Part: NONE — NONE (NONE) · airframe 22,023 hrs · 2,069 cycles
REF LOG 9823382 A/C REQUIRES PHASE 2 INSPECTION OF HORIZONTAL STABILIZER AND ELEVATORS WITHIN 15 FLIGHT CYCLES AS AMM 05-51-19-00A-311A 05-51-19-00A-311A REF LOG 9823382 A/C REQUIRES PHASE 2 INSPECTION OF HORIZONTAL STABILIZER AND ELEVATORS WITHIN 15 FLIGHT CYCLES AS AMM TOMC APPROVES DIP FOR MX TO ACCOMPLISH PHASE II LIGHTING STRIKE TOMC-APPROVAL FROM SC1ELBYC COMMENT INSP OF HORIZONTAL STABS AND ELEV''S PER AMM 05-51-19-00A-311A WITHIN 15 FLT CYCLES QC QC REVIEWED. T/A: WITHIN 15 FC.....LN/U253409 RECORDS UPDATE COMPLETED GENERAL VISUAL INSPECTION PHASE 2 INSPECTION OF HORIZONTAL STABILIZER AND ELEVATORS PER AMM 5-51-19-00A -311A NO DAMAGE NOTED
2021
Part: ACTUATOR — FAULTED (NR 10) · airframe 17,973 hrs · 1,640 cycles
ROLL/YAW ASYMMETRY EICAS CAUTION MESSAGE ON CLIMB OUT. WORKED FIM TASK DMC-B787-A-27-00-F2-T8A-421A-A FOR MX MESSAGE 27-1777. ACCOMPLISHED LEF AND RIGHT AILERON TESTS REF AMM LEFT AND RIGHT FLAPERONS TEST REF AMM B787-A-27-11-00-09A-300B-A AND AMM B787-A-27-11-00-10A-300B-A NO FAULTS NOTED. REVISITED LP FAULT:27-17771 B787-A-27-11-00-07A-300B-A, AMM B787-A-27-11-00-08A-300B-A AND FOLLOWING STEP TO LOCK OUT IN PLACE. FOUND #10 SPOILER ACTUATOR EXTENSION NOT AS SPECIFIED ON THE FOLLOWING STEP ON DEACTIVATION DDG DMC-B787-A-27-00-00-19A-721B-A. SEE LOG PAGE 7026013(SPOILER ON MEL).
2020
Part: LIGHT — BROKEN (COCKPIT) · airframe 14,134 hrs · 1,229 cycles
THE FWD FLOOR PROXIMITY LIGHT ON LEFT OFCR PANEL FOUND BROKEN REF NON-ROUTINE NR 9418830. SPEC NO. B787-33-3-0002. REPLACED FWD FLOOR PROXIMITY LIGHT ON LEFT OFCR PANEL. PERFORMED CONDITION CHECK & INSTALLATION TEST FOUND NORMAL, PER AMM DMC-B787-A-33-51-06-00A-520A/720A-A REV 141. PERFORMED BY EMP V903205 AND IDT BY TA624.