# Service difficulty reports: N2138U A list on [N2138U](https://openairdocs.org/aircraft/N2138U.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR CALA2026100620150](https://openairdocs.org/sdr/CALA2026100620150.md): Sensor · faulted · Oct 4, 2026 · N2138U · Boeing 777300ER · Cabin Pressure Control System > BLEED FAMV L EICAS STATUS LEFT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED OR LEFT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. DB AIR SUPPLY & CABIN PRESSURE CONTROLLER (L) REF LP 3597938, REPLACED SENSOR M36004. ACCOMPLISHED ENGI - [SDR CALA2026090819301](https://openairdocs.org/sdr/CALA2026090819301.md): Power Supply · no test · Sep 7, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > OFAR BACKUP LIGHTS COMMON AREA LEFT, BUNKS 1, 3, AND 5 DO NOT COME ON. REMOVED AND REPLACED LEFT OFAR BATTERY PACK M33143, OP CHECK GOOD, BACKUP LIGHTS NORMAL OPERATION REF AMM 33-29-12-960-809. - [SDR CALA2026082618934](https://openairdocs.org/sdr/CALA2026082618934.md): Battery Pack · faulted · Aug 26, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > POWER SUPPLY, BATTERY PACK CAPACITY CHECK PROCEDURE, EMER PATH LIGHT UNILLUMINATED AFTER 5 MINS AT SEAT 52DG - 58DG. REPLACED THE BATTERY PACK OF M33409 POWER SUPPLY, OPS CHECKED GOOD. IAW AMM 33-51-06-960-802. - [SDR CALA2026080518298](https://openairdocs.org/sdr/CALA2026080518298.md): Lamp · inoperative · Aug 4, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > L4 DOOR EXTERIOR EMERGENCY LIGHT IS INOPERATIVE. REPLACED THE LAMPS IAW AMM 33-51-04, OPS CHKD GOOD. - [SDR CALA2026071417778](https://openairdocs.org/sdr/CALA2026071417778.md): Oven · contaminated · Jul 14, 2026 · N2138U · Boeing 777300ER · Buffet/Galleys > FA REPORTS ACRID SMELL IN FA BUNK AND ALSO CHEC ED PILOT AREA. LOCATED CREW BUNK HEATERS AND RAN OPS CHECK OF HEATERS AND SUPPLY VALVES PER AMM 21-29-00. OPS CHECK GOOD NO DEFECTS NOTED M&L UPDATE. UPON COMPLETION OF CONDITION INSPECTION PER AMM 05-51-58-800 - [SDR CALA2026071317726](https://openairdocs.org/sdr/CALA2026071317726.md): Unknown · odor · Jul 10, 2026 · N2138U · Boeing 777300ER · Air Distribution System > FA REPORTS ELECTRICAL SMOKE ODOR IN FA REST AREA PERFORM CONDITIONAL INSPECTION PER AMM 05-51-50. - [SDR CALA2026062217215](https://openairdocs.org/sdr/CALA2026062217215.md): Light · no test · Jun 19, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > DURING CAB30 CHECK, FOUND THAT THE EMERGENCY LIGHT INOP AT SEAT 34D. REPLACED THE EMERGENCY LIGHT AND TESTED NORMAL. - [SDR CALA2026031914683](https://openairdocs.org/sdr/CALA2026031914683.md): Battery Pack · inoperative · Mar 16, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > EMERGENCY BATTERY PACK (M33096 ABOVE DOOR 2L) FAILED CAPACITY TEST. REPLACED THE BATTERY PACK, OPS CHECKS GOOD. - [SDR CALA2026031914682](https://openairdocs.org/sdr/CALA2026031914682.md): Battery Pack · failed · Mar 16, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > EMERGENCY BATTERY PACK ABOVE L-3 DOOR CTR FAILED (M33302) REF SIAEC N/R RLR0008 INSPECTION. BATTERY REPLACEMENT. OPS CHECKED GOOD. - [SDR CALA2026031714611](https://openairdocs.org/sdr/CALA2026031714611.md): Battery Pack · no test · Mar 16, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > EMERGENCY BATTERY PACK (M33096 ABOVE DOOR 2L) FAILED CAPACITY TEST. REF L/P 8229544 FOR ENTRY AND WORK - [SDR CALA2026012613268](https://openairdocs.org/sdr/CALA2026012613268.md): Light · inoperative · Jan 26, 2026 · N2138U · Boeing 777300ER · Emergency Lighting > DOOR L2 GALLEY EMERGENCY LIGHT BETWEEN CART POSTION 416/417 INOPERATIVE. MEL APPLIED PLACARD INSTALLED IAW MEL. EMERG LIGHT INOPERATIVE - [SDR CALA2025122112279](https://openairdocs.org/sdr/CALA2025122112279.md): Light · malfunctioned · Dec 19, 2025 · N2138U · Boeing 777300ER · Emergency Lighting > FA REPORTED CABIN EMERGENCY LIGHT ON FOR FEW MINS THEN OFF WITHOUT MOVING SWITCH. PERFORMED EMERGENCY LIGHTS OPS TEST BY TEST SWITCH IAW TASK 33-51-00-710-802, REV NO. ALL LIGHTS NORMAL TURNED ON AND OFF AUTOMATICALLY. - [SDR CALA2025121812215](https://openairdocs.org/sdr/CALA2025121812215.md): Fmc · failed · Dec 15, 2025 · N2138U · Boeing 777300ER · Flight Management Computing Hardware System > SHORTLY AFTER T/O L FMC FAILURE. ACCOMPLISHED NON-NORMAL. NO HEL P FMC AND DISPLAY UNIT ORDERED TO B29. NO FMC FAULTS AT CURRENT TIME OR IN RECENT HISTORY. ACOMPLISHED FMC OPERATIONAL TEST AND SYSTEM TEST REF AMMS 34-61-00-710-801 AND 34-61-00-730-801. INCLUDI - [SDR CALA2025121012016](https://openairdocs.org/sdr/CALA2025121012016.md): Battery Pack · no test · Dec 10, 2025 · N2138U · Boeing 777300ER · Emergency Lighting > POWER SUPPLY BATTERY PACK CAPACITY CHECK PROCEDURE, DURING EMERGENCY LIGHT FUNCTION CHK, FOUND BATTERY PACK FUNCTION LESS THAN 15 MIN AT DOOR 5R M33409. REPLACED A NEW BATTERY PACK IN M33409 POSITION AND CHK FUNCTION NORMAL IAW AMM 33-51-06. - [SDR CALA2025070306176](https://openairdocs.org/sdr/CALA2025070306176.md): Battery Pack · discharged · Jul 2, 2025 · N2138U · Boeing 777300ER · Emergency Lighting > DOOR 4L EMER LIGHT EXIT SIGN DOESN'T WORK IAW AMM 33-51-06. REPLACED EMER LIGHT BATTERY PACK, FUNCTION CHK ALL EMER LIGHTS WORK. - [SDR CALA2024112502943](https://openairdocs.org/sdr/CALA2024112502943.md): Battery Pack · discharged · Nov 22, 2024 · N2138U · Boeing 777300ER · Emergency Lighting > CABIN DR 5R EMERGENCY LIGHT BATTERY PACK EQ M33408 DEEP CYCLE TEST FAIL TRANSFER REFER NON-ROUTINE WO.4051208 DR 5R EMERGENCY LT BATTERY PACK AND CHANGER REPLACED AND CARRIED OUT INSTALLATION TEST RESULT NORMAL AS PER AMM 33-51-06. - [SDR CALA2024082200481](https://openairdocs.org/sdr/CALA2024082200481.md): Indication Sys · faulted · Aug 19, 2024 · N2138U · Boeing 777300ER · Engine Oil System (Airframe Furnished) > AC DIVERSION TO HNL. PILOT REPORTED NR 2 ENG OIL QTY LOSS. ACCOMPLISHED SNIFF CHECK OF OIL FOR FUEL ODOR IN OIL SYS IAW AMM 12-13-01-130-803-002 STEP F. (1). NO FUEL ODOR PRESENT IN OIL. ALSO ACCOMPLISHED TEST NR 6 PART POWER LEAK CHECK REF AMM TASK 71-00-00-7 - [SDR CALA2021062300942](https://openairdocs.org/sdr/CALA2021062300942.md): Smoke Detector · false activation · Jun 23, 2021 · N2138U · Boeing 777300ER · Smoke Detection > OVERHEAD PILOT REST AREA SMOKE DETECTOR ON AND CHIME WHEN EXT PWR PULLD RESET PILOT CREW REST SMOKE DERECTOR FROM CACP PERFORM SYS TEST OPS CK. NORMAL. - [SDR CALA2019030800373](https://openairdocs.org/sdr/CALA2019030800373.md): Switch · malfunctioned · Mar 8, 2019 · N2138U · Boeing 777300ER · Fire Protection System > AFTER TAKOFF, THE CREW REPORTED THE AFT GALLEY POWER WAS INOP. GALLEY POWER WAS RESTORED BY RESETTING THE AIRFLOW SMOKE RESET SWITCHES AT DOOR 1L OFCR AND 5L OACR. VERIFIED GALLEY POWER AND OHAR SMOKE DETECTION SYSTEM WAS RESTORED AND RESET. NO FURTHER FAULTS - [SDR CALA2018012600315](https://openairdocs.org/sdr/CALA2018012600315.md): Oven · odor · Jan 26, 2018 · N2138U · Boeing 777300ER · Buffet/Galleys > OVEN HAS AN ODOR ASSOCIATED WITH POWER ON. REPLACED THE OVEN, OPS CHECKED OK. - [SDR CALA2018012200296](https://openairdocs.org/sdr/CALA2018012200296.md): Lens · cracked · Jan 22, 2018 · N2138U · Boeing 777300ER · Emergency Lighting > DURING AN A CHECK, FOUND THE EMERGENCY LIGHT LENS CRACKED. REPLACED THE LENS IAW AMM 33-51-05. - [SDR CALA2017122804632](https://openairdocs.org/sdr/CALA2017122804632.md): Unknown · odor · Dec 28, 2017 · N2138U · Boeing 777300ER · Air Distribution System > BURNING RUBBER OR PLASTIC ODOR AT 22ABC. DISSIPATED LATER AT ROW 34, NOW GONE, NO TRACE OF ODOR PRESENT ABOARD AIRCRAFT. - [SDR CALA2017120104288](https://openairdocs.org/sdr/CALA2017120104288.md): Flashlight · no test · Dec 1, 2017 · N2138U · Boeing 777300ER · Emergency Equipment > NR 5 GALLEY DOOR EMERGENCY FLASHLIGHT DID NOT TEST. REPLACED THE FLASHLIGHT ASSY. - [SDR CALA2017110303930](https://openairdocs.org/sdr/CALA2017110303930.md): Lens · broken · Nov 3, 2017 · N2138U · Boeing 777* · Emergency Lighting > ON CHK FOUND 47G SEAT MOUNT EMER LT COVER BROKEN. COVER REPLACED LT CHK OK IAW AMM 33-51-00. ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N2138U' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N2138U/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.