# Boeing 777FHT

- Type: Aircraft model (FAA registry)
- Registry code: 138527M
- Manufacturer (registry): BOEING
- Model: 777FHT
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 13
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Registered aircraft: 4
- Page: https://openairdocs.org/model/boeing-777fht

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (4)

- [N842FD](https://openairdocs.org/aircraft/N842FD): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2011, S/N 38969
- [N843FD](https://openairdocs.org/aircraft/N843FD): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2011, S/N 39286
- [N844FD](https://openairdocs.org/aircraft/N844FD): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2011, S/N 37138
- [N883FD](https://openairdocs.org/aircraft/N883FD): [Federal Express Corp](https://openairdocs.org/faa-owner/FEDERAL%20EXPRESS%20CORP), [Memphis, TN](https://openairdocs.org/faa-place/TN/Memphis), built 2010, S/N 39285

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (119, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR FDEA202610081491](https://openairdocs.org/sdr/FDEA202610081491), Oct 8, 2026: LAMP. FAILED. PRE-FLT MX INSP, (1EA) DIRECT GALLEY OVERHEAD EMERGENCY LIGHT INOP. REPLACED THE LAMPS, IAW AMM 33-51-04-2. LIGHTS TESTED SATIS, ITEM OK FOR SVC.
- [SDR FDEA202609171359](https://openairdocs.org/sdr/FDEA202609171359), Sep 17, 2026: HOSE. LOOSE. HYD QTY LOW C EICAS AT 3:45 AFTER TAKEOFF. EICAS WAS REVIEWED AND EVENT RECORD AT 1246Z. THEN RESERVE BRAKES/STRG EICAS OCCURRED. EICAS WAS REVIEWED AND DECISIO
- [SDR FDEA202608261230](https://openairdocs.org/sdr/FDEA202608261230), Aug 26, 2026: LAMP. INOPERATIVE. POST-FLT INSP, (1EA) OVRHD SUPRNMRY AREA EMERGENCY LIGHT INOP. RE-LAMPED, IAW AMM: 33-51-04-2. LIGHT TESTS SATIS, OK FOR SVC.
- [SDR FDEA202607140922](https://openairdocs.org/sdr/FDEA202607140922), Jul 14, 2026: SKIN. DAMAGED. WHEN PERFORM EA G-5730-T0384072 P2 STEP 2, REPORT THE CURRENT AIRCRAFT CONFIGURATION TO FEDEX SERVICE ENGINEERING TO REQUEST AIRPLANE JACKING REQUIREMENTS FROM 
- [SDR FDEA202606040672](https://openairdocs.org/sdr/FDEA202606040672), Jun 4, 2026: LAMP. NO TEST. EMERGENCY LIGHT OVER THE GALLEY TESTS BAD. AMM 33-50-00-2 RELAMPED EMER LIGHT OVER THE GALLEY. OPS TEST OK. AIRCRAFT GOOD TO GO.
- [SDR FDEA202605280682](https://openairdocs.org/sdr/FDEA202605280682), May 28, 2026: FAN. FAILED. PRIOR TO PUSH, HEARD A LOUD POP ON THE FLIGHT DECK. STATUS MESSAGE: EQUIP VENT FAN. REPLACED EQUIPMENT COOLING VENT FAN PER MM 21-27-20-4, FOUND REMOVED FAN WIT
- [SDR FDEA202602260284](https://openairdocs.org/sdr/FDEA202602260284), Feb 26, 2026: SAFETY WIRE. WRONG PART. REMOVED RH DOOR SLIDE MPN 62771-128 MSN M10748 REF FEA G-2560-F0386294 REV NO. A PS P1 AND AMM 25-66-01-4 AND WRI 25-60/513. INSTALLED COPPER SAFETY WIRE (MS209
- [SDR FDEA202602260283](https://openairdocs.org/sdr/FDEA202602260283), Feb 26, 2026: SAFETY WIRE. WRONG PART. REMOVED LH SLIDE MPN 62771-127 MSN M10268 REF FEA G-2560-F0386282 REV NO. A PS P1 AND AMM 25-66-01-4 AND WRI 25-60/5712 PLACED SLIDE IN LINESHACK 380 INSTALLED 
- [SDR FDEA202602110221](https://openairdocs.org/sdr/FDEA202602110221), Feb 11, 2026: SAFETY WIRE. INCORRECT. REF FEA G2560-F0386294 REV C P1 FOUND INCORRECT SAFETY WIRE ON RIGHT DOOR SLIDE. REMOVED AND REPLACED R1 DOOR SLIDE IAW AMM 25-66-01-4-0.
- [SDR FDEA202512250013](https://openairdocs.org/sdr/FDEA202512250013), Dec 25, 2025: MODULATING VALVE. INOPERATIVE. AT FL390 WITH OAT -58C, BEGAN TO RECEIVE INTERMITTENT PACK L EICAS MESSAGE WITH CORRESPONDING CABIN TEMPERATURE DROP. COCKPIT TEMPERATURE WAS SET TO 26C AS COCK
- [SDR FDEA202511172187](https://openairdocs.org/sdr/FDEA202511172187), Nov 17, 2025: LAMP. FAILED. FOUND RT DOOR FWD EXIT SIGN - LAMP INOPERATIVE. AMM: 33-51-01-2 IAW AMM 33-51-01-2, REPLACED EXIT SIGN LAMPS, OPS TEST GOOD. OK TO CONTINUE. IAW AMM 33-51-01-2,
- [SDR FDEA202510202055](https://openairdocs.org/sdr/FDEA202510202055), Oct 20, 2025: SWITCH. OUT OF POSITION. AT FL350 AFTER APPROXIMATELY 2 HOUR STARRED RECEIVING INTERMITTENT OVERSPEED WARNING AND THE UPPER ZIPPER KEPT MOVING UP AND DOWN. THEN AFTER 10 MIN OVERSPEED W
- [SDR FDEA202507171232](https://openairdocs.org/sdr/FDEA202507171232), Jul 17, 2025: OIL SYSTEM. LEAKING. OIL QTY ON RIGHT ENGINE WENT TO 4 QTS ABOUT 3.5 HOURS INTO FLIGHT. EVENTUALLY DECREASED TO ZERO OIL QTY ABOUT 1.5 HOURS LATER. OIL PRESSURE DECREASED TO 35 IN D
- [SDR FDEA202507111178](https://openairdocs.org/sdr/FDEA202507111178), Jul 11, 2025: SKIN. CRACKED. UT AND HFEC OPEN HOLE INSPECTION FOUND TWO CRACKS IN LH WING #5 HOLE. THE LH WING UPPER SKIN #5 HOLE TWO CRACKS REPAIRED AS PER B777 SRM51-20-07-0G REV:47.6 AND
- [SDR FDEA202411011627](https://openairdocs.org/sdr/FDEA202411011627), Nov 1, 2024: LAMP. FAILED. POST-FLT INSP, R1 DOOR EXTERIOR EMERGENGY LT INOP. AMM: 33-51-04-2 RE-LAMPED, REF AMM: 33-51-04-2. EMERGENCY LT'S TEST SATIS, ITEM OK FOR SVC.
- [SDR FDEA202409281383](https://openairdocs.org/sdr/FDEA202409281383), Sep 28, 2024: PAN. ERODED. LH I/B MAIN FLAP OB SIDE SEAL PAN FOUND EROSION. REPAIRED LH I/B MAIN FLAP OB SIDE SEAL PAN EROSION AS PER B777 SRM 57-53-01-2R-1 AND SRM 51-70-04-2R-10 REV 47.
- [SDR FDEA202408091095](https://openairdocs.org/sdr/FDEA202408091095), Aug 9, 2024: SKIN. DELAMINATED. RH WING OB FLAP LWR SURFACE FOUND DENT WITH DISBOND AT 275 IN AWAY FROM OB, 10 IN AWAY TO AFT EDGE. REPAIRED RH WING OB FLAP LWR SURFACE DENT AT OTEF STA 251 AS
- [SDR FDEA202408081093](https://openairdocs.org/sdr/FDEA202408081093), Aug 8, 2024: SKIN. DENTED. DURING PERFORM E.A :G-5330-T0368078 - FUSELAGE - PLATES&SKINS - AFT FUSELAGE SKIN PANEL STA 1902.5 - 1907.5, STR 46R - 47R, THE DENT DAMAGE FOR CAT C INTERIM RE
- [SDR FDEA202408021078](https://openairdocs.org/sdr/FDEA202408021078), Aug 2, 2024: BULB. FAILED. SVC CK, (1EA) SUPRNMRY AREA OVERHEAD EMERGENCY LIGHT INOP. RE-LAMPED, REF B777 AMM: 33-50-00-2. EMERGENCY LT'S TEST SATIS, ITEM OK FOR SVC.
- [SDR FDEA202407231045](https://openairdocs.org/sdr/FDEA202407231045), Jul 23, 2024: SKIN. DELAMINATED. LH WING OB FLAP LWR SURFACE FROM IB TO OB 163 INCH CROSS TE TO LE 11 INCH FOUND DELAMINATION. REPAIRED LH WING OB FLAP LWR SURFACE AT OTEF STA188 DELAMINATION A
- [SDR FDEA202403110276](https://openairdocs.org/sdr/FDEA202403110276), Mar 11, 2024: WIRE HARNESS. DAMAGED. DURING TAXI OUT MAIN GEAR STEERING ALERT ON EICAS - FLASHED UP & DISAPPEARED DURING ONE OF FOUR TURNS TO RUNWAY. AFTER LINE UP & TOGA PRESSED - MAIN GEAR STEERI
- [SDR FDEA202311081841](https://openairdocs.org/sdr/FDEA202311081841), Nov 8, 2023: LIGHT. INOPERATIVE. POST-FLT INSP, R-1 DOOR OVRHD EMERGENCY LT INOP. RE-LAMPED, REF B777 AMM: 33-51-04-2. LT'S TEST SATIS, ITEM OK FOR SVC.
- [SDR FDEA202310041697](https://openairdocs.org/sdr/FDEA202310041697), Oct 4, 2023: SLAT. DENTED. NO .7 SLAT EXTERNAL UPR SURFACE FROM IB TO OB 74 INCH CROSS TE TO LE 2 INCH FOUND ONE DENT. EVALUATED NO.7 SLAT EXTERNAL UPR SURFACE FROM IB TO OB 74INCH CROSS 
- [SDR FDEA202310021685](https://openairdocs.org/sdr/FDEA202310021685), Oct 2, 2023: FLAP. DENTED. LH WING OB FLAP LOWER SURFACE FROM OB TO IB 210 INCH CROSS TE TO LE 13 INCH FOUND ONE DENT. EVALUATED LH WING OB FLAP LOWER SURFACE FROM OB TO IB 210 INCH CROSS
- [SDR FDEA202310021684](https://openairdocs.org/sdr/FDEA202310021684), Oct 2, 2023: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N:152W8601-31 FOUND CRACKED,AT STA1710 RBL1. EVALUATED MAIN DECK CARGO FLOOR PANEL P/N:152W8601-31 CRACKED AT STA1710 RBL1, DAMAGE
- [SDR FDEA202310021683](https://openairdocs.org/sdr/FDEA202310021683), Oct 2, 2023: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N:152W8601-19 FOUND CRACKED,AT STA1660 RBL1. EVALUATED AND MEASURE MAIN DECK CARGO FLOOR PANEL P/N:152W8601-19 CRACKED AT STA1660 
- [SDR FDEA202203250683](https://openairdocs.org/sdr/FDEA202203250683), Mar 25, 2022: FLOOR PANEL. DELAMINATED. MAIN DECK CARGO FLOOR PANEL P/N:152W8650-3 FOUND DELEMINATION AT BL0 STA 1600,1640,1660. MAIN DECK CARGO FLOOR PANEL P/N:152W8650-3 AT BL0 STA 1600,1640,1660 RE
- [SDR FDEA202203180568](https://openairdocs.org/sdr/FDEA202203180568), Mar 18, 2022: NONE. NONE. POST-FLT INSP, R-1 EXTERIOR EMERGENCY LT INOP. RE-LAMPED, REF B777 AMM: 33-51-04-2. EMERGENCY LT'S TEST SATIS, ITEM OK FOR SVC.
- [SDR FDEA202203040411](https://openairdocs.org/sdr/FDEA202203040411), Mar 4, 2022: DOUBLER. MISALIGNED. DURING PERFORMING EA T G-5710-T0366182 A P2 STEP 11.C.(5), FOUND 01EA ZLJ-8 (BACB30NY8K*) COUNTERSUNK FASTENER AT STA998 STGR35 RHS TOO CLOSE TO EDGE OF MACHINE
- [SDR FDEA202203040410](https://openairdocs.org/sdr/FDEA202203040410), Mar 4, 2022: DOUBLER. UNKNOWN. DURING PERFORMING EA T G-5710-T0366182 A P1 STEP 11.C.(5), FOUND 01EA ZLJ-8 (BACB30NY8K*) COUNTERSUNK FASTENER AT STA998 STGR35 LHS TOO CLOSE TO EDGE OF MACHINE
- [SDR FDEA202202250371](https://openairdocs.org/sdr/FDEA202202250371), Feb 25, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL PN: 152W8151-1 AT STA 403-424 LBL 74 FOUND CRACKED. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MA
- [SDR FDEA202202230361](https://openairdocs.org/sdr/FDEA202202230361), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8351-29 FOUND CRACKED AT STA 1015 LBL86. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230360](https://openairdocs.org/sdr/FDEA202202230360), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8451-21 FOUND CRACKED AT STA 1331 LBL43. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230359](https://openairdocs.org/sdr/FDEA202202230359), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8351-30 FOUND CRACKED AT STA 1014 RBL84. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230358](https://openairdocs.org/sdr/FDEA202202230358), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8351-28 FOUND CRACKED AT STA 1014 RBL71. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230357](https://openairdocs.org/sdr/FDEA202202230357), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8451-17 FOUND CRACKED AT STA 1248 LBL76. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230356](https://openairdocs.org/sdr/FDEA202202230356), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8351-27 FOUND CRACKED AT STA 1013 LBL69. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230355](https://openairdocs.org/sdr/FDEA202202230355), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8451-19 FOUND CRACKED AT STA 1398 LBL38. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230354](https://openairdocs.org/sdr/FDEA202202230354), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8451-22 FOUND CRACKED AT STA 1365 RBL46. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230353](https://openairdocs.org/sdr/FDEA202202230353), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8651-4 FOUND CRACKED AT STA 1434 RBL81. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJOR
- [SDR FDEA202202230352](https://openairdocs.org/sdr/FDEA202202230352), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8651-6 FOUND CRACKED AT STA 1435 RBL11. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJOR
- [SDR FDEA202202230351](https://openairdocs.org/sdr/FDEA202202230351), Feb 23, 2022: FLOOR PANEL. CRACKED. MAIN DECK CARGO FLOOR PANEL P/N: 152W8451-18 FOUND CRACKED AT STA 1287 RBL82. REPAIRED AS PER B777 SRM 53-00-50-2R RFEPAIR 1 REV 40.0. REPAIR CLASSIFIED AS MAJO
- [SDR FDEA202202230350](https://openairdocs.org/sdr/FDEA202202230350), Feb 23, 2022: FRAME. DENTED. MAIN DECK CARGO MAIN FRAME FOUND DEFORM AT STA 1727 S-19R. DEFORMED FRAME REPAIRED AS PER B777 SRM 53-00-07- 2R REPAIR 1 REV 40.0 AND EA G-5310-T0367399 P1, TIT
- [SDR FDEA202202140291](https://openairdocs.org/sdr/FDEA202202140291), Feb 14, 2022: ANGLE. UNKNOWN. WHILE ACCOMPLISHING EA G-5710-T0366056A P2 RIGHT HAND LOWER CHORD INSTALLATION ON STEP (10.E), MENTIONED IN EA, FASTENER WET INSTALL WITH BMS 5-95 SEALANT (GENE
- [SDR FDEA202202140290](https://openairdocs.org/sdr/FDEA202202140290), Feb 14, 2022: ANGLE. UNKNOWN. WHILE ACOMPLISHING EA G-5710-T0366056A P1 LEFT HAND LOWER CHORD INSTALLATION ON STEP (10.E), MENTIONED IN EA, FASTENER WET INSTALL WITH BMS 5-95 SEALANT (GENERA
- [SDR FDEA202201200104](https://openairdocs.org/sdr/FDEA202201200104), Jan 20, 2022: PAN. CORRODED. FOUND WASTE DRAIN VALVE ASSEMBLY INSTALLATION HOLE SURROUND CORROSION. WASTE DRAIN VALVE ASSEMBLY INSTALLATION CORROSION WASTE WATER SERVICE PANEL REMOVED AND R
- [SDR FDEA202201180077](https://openairdocs.org/sdr/FDEA202201180077), Jan 18, 2022: DOUBLER. FAILED. DURING PERFORMING EA T G-5710-T0366180 A P2 STEP 11.C.(5), 01EA ZLJ-8(BACB30NY8K*) COUNTERSUNK FASTENER AT STA998 STGR35 RHS FOUND TOO CLOSE TO EDGE OF MACHINED
- [SDR FDEA202201180076](https://openairdocs.org/sdr/FDEA202201180076), Jan 18, 2022: DOUBLER. FAILED. DURING PERFORMING EA T G-5710-T0366180 A P1 STEP 11.C.(5), 01EA ZLJ-8(BACB30NY8K*) COUNTERSUNK FASTENER AT STA998 STGR35 LHS FOUND TOO CLOSE TO EDGE OF MACHINED
- [SDR FDEA202201160074](https://openairdocs.org/sdr/FDEA202201160074), Jan 16, 2022: DOUBLER. UNKNOWN. WHILE ACCOMPLISHING RIGHT HAND E.A.#G-5710-T0366056A P2 FOUND NEW FUSELAGE SKIN DOUBLER EXISTING HOLE AT STATION 998 STRINGER S-35R NEAR MILLED EDGE. COMPLIED W
- [SDR FDEA202201160073](https://openairdocs.org/sdr/FDEA202201160073), Jan 16, 2022: DOUBLER. UNKNOWN. WHILE ACCOMPLISHING LEFT HAND E.A.#G-5710-T0366056A P1 FOUND NEW FUSELAGE SKIN DOUBLER EXISTING HOLE AT STATION 998 STRINGER S-35L NEAR MILLED EDGE COMPLIED WIT

All 119: https://openairdocs.org/model/boeing-777fht/reports.md

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