N27959

BOEING 787-9 · 2015 · Fixed-wing multi-engine · 2 engines · 422 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.

17 reports on file, 2017-03-24 – 2026-08-15.

SMOKE/FUMES/ODORS/SPARKS · 2026-08-15 Matched by certificate designator
ATA 2150

Part: ACM — FAILED (RIGHT) · airframe 51,560 hrs · 4,943 cycles

STRONG ACRID ODOR WHEN APU RUNNING. CREW DEBRIEFED. ON ENG SHUTDOWN, RT PACK ACM FAILED AND CAUSED BURNING ODOR IN CABIN ALONG WITH ASSOCIATED STATUS MESSAGES. TESTING SHOWED RT ACM FAILED & MEL APPLIED ON LP 9971449. CONDITIONAL INSPECTION FOR SMOKE/ODOR IAW AMM DMC-B787-A-05-51-99-99A-282A-A COMPLETED. RAN PACKS, NO ODOR AFTER MEL APPLIED. OK TO CONTINUE FOR FLIGHT.

Source: SDR CALA2026081718670
NO TEST · 2026-06-05 Matched by certificate designator
ATA 3350

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 50,512 hrs · 4,837 cycles

FOUND SEAT 11F EMERGENCY LIGHT INOP. SDR SEAT 11F AFT LIGHT ASSY REPLACED AND INSTALLATION TEST PERFORMED FOUND SATIS. EMER LIGHT OPERATIONAL TEST PERFORMED SATIS.FOR DETAILS REFER TO SIAEC NRC ELE0006 SVO:40372845

Source: SDR CALA2026060816866
OTHER · 2026-06-04 Matched by certificate designator
ATA 3350

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 50,483 hrs · 4,835 cycles

FOUND SEAT 54D EMERGENCY LIGHT INOPERATIVE. REPLACED SEAT 54D EMERGENCY LIGHT ASSY AS PER AMM B787-A-33-51-0 6-00A-520A-A,B787-A-33-51-06-00A-720A-A.OPERATIONAL TEST OF SEAT 54D EMERGENCY LIGHT PASSED.WORK ACCOMPLISHED BY V941780 IN SIAEC SIN HGR.

Source: SDR CALA2026060516853
OTHER · 2026-04-09 Matched by certificate designator
ATA 3350

Part: HOUSING — DAMAGED (EMERGENCY LIGHT) · airframe 49,807 hrs · 4,769 cycles

PASSENGER SEAT EMERGENCY PATH LIGHTING (EPL) - HOUSING MOUNTED IS DAMAGED AT POSITION 49F. REMOVED AND REPLACED THE EPL HOUSING MOUNTED AT POSITION 49F AS REF AIPC 25-25-11-08. ITEM GOOD FOR SERVICE.

Source: SDR CALA2026041015261
OVER TEMP · 2026-01-07 Matched by certificate designator
ATA 2497

Part: RESISTOR — BURNED (ZONE 200) · airframe 48,772 hrs · 4,660 cycles

MANY STATUS MSGS NITRO GEN SYS ELEC ENG START R2. FOUND R2 ATRUC TRIPPED ON ESIC. PRESENT LEG FAULT MAINTENCE MSG 24-17504 RELATED TO THE MULTIPLE STATUS MESSAGES. FOUND R2 SOFT START RESISTOR (R2 SSRA) BURNED (DAMAGED) IN THE P200 PANEL. FOLLOWED FIM 24-30-F5-69A-421A. (MSG 24-17504). STARTED REMOVAL OF RESISTOR - UNABLE TO SEPERATE FROM CONNECTOR. ADDED PHOTOS OF DAMAGED RESISTOR. ALL PARTS BAGGED AND TIED TO AREA. PLACED NEW PART TAPED TO P200 PANEL. REMOVED R2 SOFT START RESISTOR ASSEMBLY, M2409024, FROM P200 PANEL. SOCKET LOCK ASSY DAMAGED AT POSITION NR 1. SOFT START RESISTOR, 15 AMP CONTACTOR & CONTACTOR LOCATED ON R&E DESK. RESISTOR, PPDS, SOFT START, M&E 78-2400-3-0030 FOUND BURNED. REMOVED WIRE FROM R2 SOFT START RESISTOR CONNECTOR AT POSITION NR 2 DUE TO INTERNAL HEAT DAMAGE. REPLACED P200 SOFT START RESISTOR ASSEMBLY IN REF TO DMC-B787-A-24-15-09-00A-520A-A, AND INSTALLED NEW CONTACT ON WIRE W100206-00027-16 REF DMC-B787-A-24-35-22-02A-051A-D AND SWPM 20-52-99, OPS CHECK GOOD. STATUS MESSAGES CLEARED, NORMAL ADD EMP:U138152 INDICATIONS ON ESIC PAGE. NO ACTIVE FAULTS AT THIS TIME.

Source: SDR CALA2026011212871
Earlier reports · 2017–2025 · 12 reports

2025

SMOKE/FUMES/ODORS/SPARKS · 2025-08-05 Matched by certificate designator
ATA 2397

Part: ELEC CONNECTOR — FAULTED (ZONE 200) · airframe 46,641 hrs · 4,460 cycles

BURNING ELECTRICAL SMELL AT SEAT 11L AND 12L AREA. BOTH POWER INOP AT 11L AND 12L.CONFIRMED FAULT. CHECKED ALL LRUS/ CONNECTORS BEHIND 11L. NFF. ONLY NOTED THAT THERE WAS LOTS OF DUST ON LRUS AND ALL FOUND BURNING SMELL COMING FROM INPUT PORT (J3) OF DC SEB. . FOR PREVENTATIVE MAINTENANCE, R&R SPM AND DC SEB BEHIND SEAT 11D IAW AMM 44-25-03/-15. SPM P/N RD-FA3622-02 ON/OFF. SPM S/N 1019 39 OFF. SPM S/N 040621 ON. DC SEB P/N RD-FA3134-01 OFF/ON. DC SE B S/N J237767 OFF. DC SEB P/N K038085 ON. AFTER BOOTING UP IFE S YS. SMELT BURNING COMING DISCONNECT BETWEEN SEATS 11L/12L. REQUI RES REPLACEMENT HARNESSES FROM SDU/SEB TO DISCONNECT AND FROM DI SCONNECT TO PERPHERALS. CAPPED AND STOWED ALL SPM/DC SEB CONNECTORS BEHIND SEAT 11. VIDEO MONITOR AT SEAT 12L IS INOP DUE TO HARNESS DAMAGE. SYSTEM HAS BEEN ISOLATED BY REMOVING POWER FEED J1 AT DISCONNECT BRACKET AS WELL AS ALL CONNECTORS J4, J6,J1, & J3 FROM SPM AND ALL CONNECTORS FROM SEB J1, J2, J3 & J4 FROM BEHIND SEAT 11L. REPLACED THE SPM TOMC APPROVES. DEFERRAL PROCEDURE C/W.

Source: SDR CALA2025081207647
OTHER · 2025-08-03 Matched by certificate designator
ATA 5310

Part: SEAL — DEBONDED (ZONE 200) · airframe 46,568 hrs · 4,453 cycles

CAPT LEFT SIDE WINDOW CONTINUOUS RATTLING NOISE FOUND. L1 WINDOW UPPER HUMP SEAL DISBONDED. APPLIED SPEED TAPE PER TEMPORARY REPAIR REF DMC-B787-A-56-11-00-03A-663A-A.

Source: SDR CALA2025080807519
OTHER · 2025-04-17 Matched by certificate designator
ATA 2760

Part: PCU — MALFUNCTIONED (NR 12 SPOILER) · airframe 45,108 hrs · 4,306 cycles

PERFORMED ECRA 2761-01232 FOR #12 SPOILER PCU, RESISTANCE MEASURED 942 OHMS, FAILED RESISTANCE CHECK. NEED TO REPLACE #12 SPOILER PCU. REPLACE THE PCU PER AMM 27-61-08-01A-520A(-720A) THEN CONTINUE WITH ECRA STEP 6. A 30 DAY DIP MAY BE USED IF NEEDED. REMOVED AND REPLACED #12 SPOILER PCU REF. AMM-27-61-08-01A-520A,(-720A) UP TO INSTALLATION ITEM 11 STEPS C,D INSTALLATION TEST NEEDS TO BE COMPLETED. UNABLE TO VERIFY RII COMPLIANCE PRIOR TO AND DURING INSTALLATION. REQUESTED REMOVAL OF SPOILER PCU FOR RII REQUIREMENTS. REMOVED AND REINSTALLED #12 SPOILER PCU DUE TO UNVERIFIED INSPECTION UPDATE BY TECH ON PREVIOUS R/R. REF AMM 27-61-08-01A-520A-A/27-61-08-01A-720A-A. RIG/OPS CHECK GOOD. TESTS PASSED. NO MSGS. COMPLIED WITH RII PROCEDURES RII INSPECTION.

Source: SDR CALA2025041803985
SMOKE/FUMES/ODORS/SPARKS · 2025-01-30 Matched by certificate designator
ATA 5100

Part: NONE — NONE (NONE) · airframe 44,022 hrs · 4,210 cycles

CREW REPORTS SMELL OF SMOKE FROM CELL PHONE AT SEAT 6D. PHONE SMOKE CONTAINED VIA HALLON AND WATER SUPPRESSION METHODS. PHONE CONTAINED IN THERMAL CONTAINMENT BAG. ON ARRIVAL PHONE, PHONE AND THERMAL CONTAINMENT BAG CONFISCATED BY LOCAL FIRE AUTHORITY. SEE PICTURES OF PHONE BURN MARKS UNDER SEAT CUSHION PER CREW WATER WAS UTILIZED ON ECB FOR PROBABLE PHONE FIRE. RECOMMEND THOROUGH INSPECTION OF ECB AND HARNESS AT SEAT 6D FLAGGED FOR SDR. UPLOADING PICTURED R&I SEAT ASSY FOR DAMAGE INSPECTION, NO DAMAGE NOTED, BUT REPLACED SEAT CUSHION ASSY, SEAT BACK COVER ASSY, ALSO REPLACED ECCB FOR PRECAUTIONARY ACTION REF LP# 3718815 & 3722176. OPS RESTORED NORMAL PER CMM25-25-87. ADD EMP:U410943 CONDITIONAL INSPECTION COMPLETED. SMOKE IN CABIN WAS A RESULT OF A CELL PHONE MALFUNCTION. THERMAL CONTAINMENT BAG WAS USED. CREW REPORTS NO FLT DECK INDICATIONS. ITEMS TURNED OFF PER SMOKE, FIRE, FUMES ELIMINATION CHECKLISTS. SEAT WAS REMOVED AND INSPECTED FOR DAMAGE. NO DAMAGE NOTED. ECCB WAS REPLACED AND NO DAMAGE TO HARNESS. CUSHIONS AND SEAT COVERS WERE REPLACED. USED SAFETY EQUIPMENT WAS REPLACED (CONTAINMENT BAG AND FIRE EXT. ). RAN PACKS AND NO ODOR IN AIRCRAFT. REQUESTED CLEANERS AND SHAMPO AREA AR...

Source: SDR CALA2025020202161

2024

OTHER · 2024-05-17 Matched by certificate designator
ATA 5280

Part: PIN — FAILED (MLG DOOR) · airframe 40,697 hrs · 3,888 cycles

ON WALKAROUND FOUND DAMAGE TO ACFT STRUCTURE AND PANEL AFT OF RT MLG DOOR PANEL 198BR REMOVED DAMAGE TO THE BULLNOSE BARRIER PANEL PER ECRA 3212-01133 PART 1B. HFEC WAS NOT ACCOMPLISHED SO IT WILL BE ON DIP TO ACCOMPLISH WITHIN 15 DAYS ON LP 7995197.

Source: SDR CALA2024052001501
WARNING INDICATION · 2024-01-27 Matched by certificate designator
ATA 3297

Part: CIRCUIT CARD — FAULTY (NLG STEERING) · airframe 39,345 hrs · 3,761 cycles

NOSE WHEEL STEERING CHAN NOSE WHEEL STEERING SYSTEM ONE OR TWO HAS FAILED. INHIBIT THIS MESSAGE IF BOTH SYSTEMS ARE FAILED AND MESSAGE S32465 IS ACTIVE. SET THIS MESSAGE ALSO IF THE SIGNAL IS UNFRESH OR INVALID. FIM TASK REF : 31-90-F8-01A-421B-A CMC MSG# 2439037 FLIGHT STATUS: A INTERMITTENCE CODE: M PH: CRUISE NARRATIVE: 24 PDHM OPS (GPM R6). REPLACED RIGHT P400 SECONDARY POWER DISTRIBUTION CIRCUIT CARD M2461807 IN POSITION 9. MODULE, POWER, OFF 78-2409-9-9002 1959 ON 78-2409-9-9002 9807 MODULE, POWER, OFF 78-2409-9-9002 1959 ON 0000. SPDU #9 OPS CHECKED GOOD REF AMM DMC-B787-A-24-09-09-00A-720A-A. PERFORMED NOSE GEAR LEFT AND RIGHT STEERING SYSTEM TEST. NOSE GEAR STEERING FAULTS SHOWED NON ACTIVE. NOSE GEAR GROUND SYSTEM PASS REF AMM 32-51-00.

Source: SDR CALA2024013000262

2023

WARNING INDICATION · 2023-06-03 Matched by certificate designator
ATA 2400

Part: CONTROLLER — INOPERATIVE (LEFT) · airframe 36,073 hrs · 3,461 cycles

ELEC MC CAC L1 / START L1 STATUS MSG DDG 24-15-01 COMPLIED WITH, CMSC-L1 CHANEL 1 DEACTIVATED, PLACED ON MEL REQUEST MEL TOMC APPROVED MTC MSG 24-29501 ACTIVE L1 CAC CMSC REMOVED IAW MM 24-15-02. LEFT 1(L1) COMMON MOTOR START CONTROLLER REMOVED IAW AMM .COMMON MOTOR START CONTROLLER SOFTWARE INSTALLATION CARRIED 7000045H03,QTY :1 78-2415-9-9001,QTY :1 DMC-B787-A-24-15-02-00A-520A-A DUE TO NO SOFTWARE OUT IAW AMM DMC-B787-A-24-15-02-00A-750A-A 100 % PASSED. COMMON ROTABLE PARTS CHANGE WAS INDICATED - TT # 1727884 SN OFF 3578 LOADABLE.PN-7000045H03, SN-AAEH003578. SERVICEABLE CMSC (LEFT MOTOR START CONTROLLER OPERATIONAL TEST CARRIED OUT IAW AMM 1 CAC) INSTALLED IAW AMM DMC-B787-A-24-15-02-00A-720A-A DMC-B787-A-24-15-02-00A-320A-A TEST PASSED. PARTS USED: CONTROLLER, COM OFF 78-2415-9-9001 3578 ON 78-215-9-9001 3092

Source: SDR CALA2023060701778

2022

OTHER · 2022-10-18 Matched by certificate designator
ATA 2100

Part: BLADES — DAMAGED (CAC) · airframe 33,226 hrs · 3,189 cycles

PACK ACM R STATUS MESSAGE SEE PIX FOUND DAMAGED BOOT AND 2 O-RING ON RIGHT CAC DUCTING SYSTEM. ROD ASSY 6) FLIGHT DECK SUPPLY DUCT.. FOUND BLADES DAMAGED AND METAL SHAVINGS INSIDE THE CAC INSTALLED CAC. COMPONENTS THAT STILL REQUIRE INSTALLLATIONS ARE 1) 90 DEGREE ELBOW PACKING. 2) WIRE SEPERATOR BRACKET/ TERMINALS AND COVER. 3) CAC OUTLET INBOARD DUCT, SEAL,CHECK VALVE,COUPLING AND CLAMP 4) MOTOR AND BRG COOLING ELBOW DUCT 5) 3 WAY MOUNT TIE FINISHED INSTALL OF CAC PER AMM B787-A-21-51-19. INSTALLED NEW BLANKET AND CLAMP ON DUCT.LEAK AND OPS CHECKED NORMAL ON GROUND. ADD EMP:U267477,U228023,U376017

Source: SDR CALA2022101802845

2020

OTHER · 2020-02-10 Matched by certificate designator
ATA 2565

Part: LATCH — BROKEN (L4 DOOR SLIDE) · airframe 21,790 hrs · 1,973 cycles

DOOR 4L BUSTLE SECURING LATCH BROKEN. DOOR BUSTLE SUPPORT BRACKET BROKEN, MEL 5211N COMPLIED WITH. CS AND ROWS 35-41 DEF. EMERGENCY EXIT SIGNS, FLOOR PROX LIGHTS AND INFORMED 57 SEATS ARE NOT TO BE OCCUPIED ROWS 35-40 A,B,C,J,KL OBSCURED AND ALL OTHER MEL REQUIREMENTS HAVE BEEN COMPLIED WITH. EMERGENCY EXIT SIGNS ASSOCIATED WITH INOP DOOR HAVE BEEN NOC DESK: 0787 NAME: JOHN DATE: 09-FEB-20- OK TO DEFER DOOR 4L ENTRY DOOR PER MEL MEL 5211N COMPLIED WITH. REF LOG 4497147 COMPLIED WITH ECRA 2520-07572 INTERIM REPAIR AND DIP

Source: SDR CALA2020021200409

2018

FLUID LOSS · 2018-08-17 Matched by certificate designator
ATA 2820

Part: O-RING — LEAKING (FUEL COUPLING) · airframe 14,423 hrs · 1,338 cycles

FLUID LEAKING FROM THE LT L/E DRAIN, JUST INBD OF ENGINE. LEAKAGE CONFIRMED FROM LT ENG MAIN FUEL SUPPLY LINE COUPLING AT FRONT SPAR ADJ IFSS 517 O/B OF ENG PYLON. REPLACED COUPLING O-RINGS IAW AMM 20-10-19-00A-720A, PRESSURE CHECKED AND NO LEAKS EVIDENT ON INSTALLATION.

Source: SDR CALA2018082001824

2017

NO TEST · 2017-10-16 Matched by certificate designator
ATA 3397

Part: CONNECTOR — BROKEN (EMERGENCY LIGHTS) · airframe 10,105 hrs · 965 cycles

EMERGENCY LIGHTS AT SEAT 1D FWD AND 7D FWD INOPERATIVE. FOUND CONNECTORS FROM SEAT HARNESS TO LIGHT ASSY BROKEN IAW AMM 33-51-06-00A-520A. TERMINATED THE CONNECTORS. OPS CHECKED GOOD IAW WMD DMC-B787-A-33-51-14-01A-051A-D.

Source: SDR CALA2017101603646
SMOKE/FUMES/ODORS/SPARKS · 2017-03-24 Matched by certificate designator
ATA 2120

Part: UNKNOWN — ODOR (CABIN) · airframe 7,184 hrs · 697 cycles

FLIGHT ATTENDANTS REPORTED AN ODOR OF BURNED ELECTRICAL OR PAPER IN THEIR BUNK AREA. IT WAS ABOUT 2 1/2 HOURS AFTER TAKE OFF AND AFTER THEY LAID DOWN ODOR DISAPATED 1/2 HOUR LATER. ACCOMPLISHED A SMOKE OR FUMES IN CABIN - AFT FLT CREW REST AREA FAULT ISOLATION IAW FIM DMC-B787-A-21-20-F5-72A-421A-A, & AMM DMCB787-A -05-99-99A-282A-A. NO DEFECT FOUND, OXYGEN GENERATORS OK, ACCOMPLISHED GRN TEST OF C REW REST HEATER PASSED, CHECKED ELT-NO DEFECTS.

Source: SDR CALA2017032400696