# Service difficulty reports: Pratt & Whitney PW4090-3

A list on [Pratt & Whitney PW4090-3](https://openairdocs.org/engine/pratt-whitney-pw4090-3.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 53 · 2,638 reports

- [SDR CALA2024081600449](https://openairdocs.org/sdr/CALA2024081600449.md): Bearing Seal · leaking · Aug 13, 2024 · N204UA · Boeing 777222 · Engine (Turbine/Turboprop)
  > DUE TO THE INFLIGHT SHUTDOWN ENGINE #2 WINDMILLING INSPECTION REQUIRED IAW AMM TASK 72-00-00-210-809-N02 ENG2 SN. 222183 (TSI= 3082, CSI 348 CYC). OIL LEAK IN TAIL PIPE REVIEWED AND DETERMINED TO BE LEAKING NR 3 BEARING. SEAL. MX. PERFM. PG SNAPSHOT SHOW OIL P
- [SDR CALA2017103003841](https://openairdocs.org/sdr/CALA2017103003841.md): Engine · surges · Oct 30, 2017 · N798UA · Boeing 777222 · Engine (Turbine/Turboprop)
  > CREW REPORTS LEFT ENGINE SURGED, SURGE WAS AUDIBLE AND ENGINE HAD ROLLBACK, ENGINE RECOVERED AND OPERATED NORMALLY. ACCOMPLISHED FIM 71-05-00-810-819-N00 AND FIM TASK 71-05-00-810-819 BORO, MCD, AND GVI NO DEFECT NOTED. PER ENGINEERING REQUEST, ENGINE REPLAC
- [SDR CALA2016082395661](https://openairdocs.org/sdr/CALA2016082395661.md): Lamp · inoperative · Aug 21, 2016 · N795UA · Boeing 777222 · Emergency Lighting
  > SIDEWALL LIGHT INOPERATIVE 39ABC REPLACED THE LAMP, ALL OPS NOW SATISFACTORY
- [SDR CALA2016082395662](https://openairdocs.org/sdr/CALA2016082395662.md): Control Unit · failed · Aug 18, 2016 · N216UA · Boeing 777222 · Navigation System
  > SAARU FAILURE, INERTIAL REFERENCE FAILURE, AIR DATA FAILURE OR TOTAL FAILURE OF THE LRU OR AIRPLANE TYPE MISCOMPARE. REPLACED SAARU AS REQ, AND UPDATED OPC SOFTWARE. SAARU MESSAGE EXTINGUISHED. AMM 34-21-02
- [SDR CALA2016080995608](https://openairdocs.org/sdr/CALA2016080995608.md): Light · inoperative · Aug 8, 2016 · N221UA · Boeing 777222 · Emergency Lighting
  > EMERGENCY LIGHTS AT MID GALLEY LIGHTS BROKEN. LIGHTS LOCATED AT DIVIDERS AT L2 AND R2 DOORS. REPLACED LIGHTS IAW MM 33-51-05-201 OPS CHECKED OK.
- [SDR CALA2016080995607](https://openairdocs.org/sdr/CALA2016080995607.md): Lamp · broken · Aug 6, 2016 · N792UA · Boeing 777222 · Emergency Lighting
  > LOWER EMERGENCY LIGHT AT SEAT 9H HAS A BROKEN LAMP AND LENS MISSING. REPLACED LIGHT ASSY IAW MM 33-51-00. OPS CHECKED GOOD.
- [SDR CALA2016072895589](https://openairdocs.org/sdr/CALA2016072895589.md): Lamp · inoperative · Jul 27, 2016 · N786UA · Boeing 777222 · Emergency Lighting
  > EMERGENCY EXIT LIGHTS FLASHING AT L4 DOOR. REPLACED THE LAMP, OPS CHECKED GOOD
- [SDR CALA2016072895590](https://openairdocs.org/sdr/CALA2016072895590.md): Pin · broken · Jul 26, 2016 · N783UA · Boeing 777222 · Escape Slide
  > SLIDE PI-PIN ON TOP OF FWD LAVE DOOR THAT SLIDES THRU TRACK IN BROKEN R & R ROD, SPRING ASSY, GUIDE TRIM ASSY.
- [SDR CALA2016072595581](https://openairdocs.org/sdr/CALA2016072595581.md): Ballast · odor · Jul 22, 2016 · N223UA · Boeing 777222 · Passenger Compartment Lighting
  > CREW REPORTED PERSISTANT ELECTRICAL ODOR FROM L3 DOOR AREA. RECIRCULATION FANS ON AND OFF NO CHANGE. TURNED CABIN LIGHTS TO NIGHT MODE AND THE ODOR DISAPPATED. AFTER APPROX 6 HRS ELECTRICAL ODOR RETURNED. ACCOMPLISHED INSPECTION IAW MM 05-51-50. NO ABNORMA
- [SDR CALA2016072295572](https://openairdocs.org/sdr/CALA2016072295572.md): Power Supply · odor · Jul 20, 2016 · N223UA · Boeing 777222 · Emergency Lighting
  > ELECTRICAL BURNING ODOR DETECTED AT THE L3 DOOR. ON ARRIVAL, ODOR DISSIPATED, OPERATED ALL FANS AND INSPECTED AREA FOR LIGHTS, ALL OK. RAN ENGINES WITH NO ODOR. MORE DETAILED INSPECTION, CHANGED L3 DOOR EMERGENCY LIGHT BATTERY AND POWER PACK
- [SDR CALA2016072195569](https://openairdocs.org/sdr/CALA2016072195569.md): Power Supply · failed · Jul 19, 2016 · N223UA · Boeing 777222 · Emergency Lighting
  > CIRCUIT BREAKER FOR EMERGENCY LIGHTS AT POSITION 3L IS TRIPPED. L3 DOOR EMERGENCY LIGHT CIRCUIT BREAKER FAULT WAS CAUSED BY FAILURE OF THE LLAR POWER SUPPLY UNIT AND BATTERY WHICH HAD A STRONG ELECRICAL ODOR. ASSY REPLACED IAW AMM 33-29- 01 AND TESTED OPS
- [SDR CALA2016071895567](https://openairdocs.org/sdr/CALA2016071895567.md): Chiller · odor · Jul 18, 2016 · N206UA · Boeing 777222 · Buffet/Galleys
  > STRONG ELECTRICAL ODOR THROUGH ENTIRE AIRCRAFT, LASTED 30 MINUTES OF FLIGHT. REMOVED AND REPLACED CHILLER C21 IAW AMM 25-33-01. PERFORMED INSPECTION OF CABIN NO ODOR NOTED.
- [SDR CALA2016070895511](https://openairdocs.org/sdr/CALA2016070895511.md): Precooler · damaged · Jul 2, 2016 · N788UA · Boeing 777222 · Cabin Cooling System
  > SOUND & VIBRATION OCCURED FOR A FEW SECONDS DURING CLIMB AT 10K FT, NOISE HEARD AT DOORS L1, 2, AND R2. LOW RUMBLING SOUND AND VIBRATION. DISSIPATED THEN HEARD AGAIN IN CRUISE ROW 8-10 UNDER FLOORBOARD. IAW AMM 05-51-38-201 AIRFRAME VIBRATION CONDITIONAL IN
- [SDR CALA2016070895512](https://openairdocs.org/sdr/CALA2016070895512.md): Ballast · odor · Jul 2, 2016 · N206UA · Boeing 777222 · Passenger Compartment Lighting
  > APPROXIMATELY 3-4 HOURS INTO FLIGHT, CREW REPORTED THE R3 LAVATORY SMOKE DETECTOR SOUNDED. REPLACED BALLAST IAW WD 33-29-41 P1A. OPS CHECKED OK. NO ODORS.
- [SDR CALA2016070195496](https://openairdocs.org/sdr/CALA2016070195496.md): Duct · damaged · Jun 30, 2016 · N788UA · Boeing 777222 · Air Distribution System
  > SOUND-VIBRATION OCCURED FOR A FEW SECONDS DURING CLIMB AT 10K FT CREW REPORT NOISE HEARD AT DR1L, 2L, AND 2R. LOW RUMBLING SOUND AND VIBRATION. DISSIPATED THEN HEARD AGAIN IN CRUISE ROW 8-10 UNDER FLOORBOARD, NOT AS LOUD THOUGH. IAW AMM 05-51-38-201 AIRFRAME
- [SDR CALA2016061595451](https://openairdocs.org/sdr/CALA2016061595451.md): Structure · dented · Jun 13, 2016 · N798UA · Boeing 777222 · Fuselage Miscellaneous Structure
  > DENT BETWEEN FRAME 676 LT AND FRAME 679 LT, STR39L AND STR 40L DIMENSION L 6.5" X W 6.0" X D 0.216" REF ECRA 5300-02342, PERFORMED PARTS 1 AND 2 OF ECRA.
- [SDR CALA2016061395445](https://openairdocs.org/sdr/CALA2016061395445.md): Battery · discharged · Jun 9, 2016 · N784UA · Boeing 777222 · Emergency Lighting
  > DOOR 1R EPAS LIGHTS NOT FLASHING. REPLACED 2 EACH, 9 VOLT BATTERY IAW 51-11-20. LIGHTS OPS CK GOOD.
- [SDR CALA2016061395443](https://openairdocs.org/sdr/CALA2016061395443.md): Structure · dented · Jun 8, 2016 · N798UA · Boeing 777222 · Fuselage Miscellaneous Structure
  > DENT BETWEEN FRAME 676 LT AND FRAME 679 LT, STR 39L AND STR 40L DIMENSION L6.5 IN X W6.0 IN DEPTH 0.216 IN CUTOUT DAMAGE, REF SRM 5 3-00-01, REPAIR-7 AND NR 6696869.
- [SDR CALA2016060795437](https://openairdocs.org/sdr/CALA2016060795437.md): Unknown · smoke · Jun 6, 2016 · N219UA · Boeing 777222 · Air Distribution System
  > VERY LIGHT GREY SMOKE & BURNING ODOR IN AFT GALLEY OF ACFT. HALON BOTTLE EXTINGUISHED IN AREA & SMELL SUBSIDED. ACCOMPLISHED SMOKE INSPECTION IAW 05-51-50 WITH NO DEFECTS NOTED. FORM 46.6020 FILLED OUT.
- [SDR CALA2016060895440](https://openairdocs.org/sdr/CALA2016060895440.md): Unknown · smoke · Jun 6, 2016 · N219UA · Boeing 777222 · Air Distribution System
  > FLIGHT ATTEND REPORTED VISIBLE SMOKE & ODOR FROM AFT GALLEY VENT. HALON EXT DISCHARGED INTO VENT. ALL AC FEED CB'S PULLED TO REMOVE POWER FROM GALLEY. COMPLIED WITH CONDITIONAL INSPECTION AS REQUESTED. REF SEQ 5382009 & LM 4914. NO EVIDENCE OF SMOKE OR SM
- [SDR CALA2016060695435](https://openairdocs.org/sdr/CALA2016060695435.md): Light · inoperative · Jun 1, 2016 · N222UA · Boeing 777222 · Emergency Lighting
  > EXIT PATH LIGHT OUT AT 20D. REPLACED EMER EXIT PATH LIGHT LENS AT 20D IAW AMM 33-51-05. ALL OPERATIONS NOW NORMAL.
- [SDR CALA2016052095376](https://openairdocs.org/sdr/CALA2016052095376.md): Power Supply · inoperative · May 19, 2016 · N795UA · Boeing 777222 · Emergency Lighting
  > EMERGENCY LIGHTS IN ECONOMY CLASS, SEATS FAILED TO ILLUMINATE DURING TEST. REPLACED POWER SUPPLY & BATTERY PACK IAW AMM 33-51-06. SYS OP CHECKED NORMAL, ALL LIGHTS FUNCTIONING.
- [SDR CALA2016050495335](https://openairdocs.org/sdr/CALA2016050495335.md): Seat Track · chafed · May 3, 2016 · N209UA · Boeing 777222 · Fuselage, Seat/Cargo Attach Fittings
  > CABIN BS 1046 - 1200, LBL 11 SEAT TRACK OTBD FLANGE, FOUND SURFACE CHAFING. SURFACE CHAFING SMOOTHED OUT IAW SRM 51-10-02 & PROTECTED IAW SRM 51-20-01.
- [SDR CALA2016040795257](https://openairdocs.org/sdr/CALA2016040795257.md): Wire · broken · Apr 6, 2016 · N785UA · Boeing 777222 · Light System Wiring
  > FOUND BROKEN WIRE UNDER SEAT 27G DURING EMER LIGHT CHECK, SPLICED WIRE. PERFORMED OPERATIONS CHECK, CHECKED GOOD IAW SWPM 20-10-13.
- [SDR CALA2016040795260](https://openairdocs.org/sdr/CALA2016040795260.md): Actuator · malfunctioned · Apr 6, 2016 · N797UA · Boeing 777222 · Compressor Bleed Valve
  > ENGINE 222047 EXPERIENCED EGT OVERTEMP & SURGE AT LANDING, DETECTED & REPORTED BY CREW. REPLACED SVA IAW AMM 75-31-02 C02 PG4XX. ENG 2 FMU REPLACED. ENG 2 FF XMTR REPLACED. WIRING CHECKED IAW FIM 75-31 TASK 811 ENG 2 WET MOTOR, FUEL SYS PRIMING & POST TEST
- [SDR CALA2016033195236](https://openairdocs.org/sdr/CALA2016033195236.md): Engine · vibration · Mar 31, 2016 · N218UA · Boeing 777222 · Engine (Turbine/Turboprop)
  > HEAVY VIBRATION 5 HRS INTO FLIGHT. SPARKS OBSERVED BY DEADHEADING PILOTS FROM TAIL CONE. ALL ENG PARAMETERS DISPLAY NORMAL ON EICAS, HOWEVER, WHEN POWER REDUCED TO 65% N1 VIBRATION CEASED. REPLACED NR 1 ENG IAW AMM 71-00-02 PG 401.
- [SDR CALA2016032395227](https://openairdocs.org/sdr/CALA2016032395227.md): Light · inoperative · Mar 22, 2016 · N216UA · Boeing 777222 · Emergency Lighting
  > POSITION SEAT 36KJH, CEILING EMER LIGHTS FOUND NIL ILLUMINATION. REPLACED EMER AREA LIGHT LAMP ON POSITION SEAT 36KJH & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM 33-51-03.
- [SDR CALA2016032195221](https://openairdocs.org/sdr/CALA2016032195221.md): Battery Pack · discharged · Mar 21, 2016 · N216UA · Boeing 777222 · Emergency Lighting
  > DOOR 4R FWD M33408 EMER LIGHT FAILED ON BATTERY CAPACITANCE TEST. REPLACED DOOR 4R FWD M33408 EMER LIGHT BATTERY PACK & CARRIED OUT EMER LIGHT TEST, FOUND NORMAL IAW AMM 33-51-00.
- [SDR CALA2016032195222](https://openairdocs.org/sdr/CALA2016032195222.md): Light · inoperative · Mar 21, 2016 · N216UA · Boeing 777222 · Emergency Lighting
  > POSITION SEAT 9AB, CEILING EMER LIGHTS FOUND NO ILLUMINATION. REPLACED SEAT 9AB CEILING AREA EMER LIGHT LAMP & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM 33-51-03.
- [SDR CALA2016032195223](https://openairdocs.org/sdr/CALA2016032195223.md): Battery Pack · discharged · Mar 21, 2016 · N216UA · Boeing 777222 · Emergency Lighting
  > DOOR 2L FWD M33096 EMER LIGHT FAILED ON BATTERY CAPACITANCE TEST. REPLACED DOOR 2L FWD M33096 EMER LIGHT BATTERY PACK & CARRIED OUT EMER LIGHT TEST, FOUND NORMAL IAW AMM 33-51-00.
- [SDR CALA2016022995177](https://openairdocs.org/sdr/CALA2016022995177.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 2 RT M33098 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 2 RT M33098 AFT EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995178](https://openairdocs.org/sdr/CALA2016022995178.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 4 LT M33407 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 4 LT M33407 FWD EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995179](https://openairdocs.org/sdr/CALA2016022995179.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 3 LT M33405 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 3 LT M33405 AFT EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995180](https://openairdocs.org/sdr/CALA2016022995180.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 3 RT M33404 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 3 RT M33404 FWD EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995181](https://openairdocs.org/sdr/CALA2016022995181.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 2 LT M33096 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 2 LT M33096 FWD EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995182](https://openairdocs.org/sdr/CALA2016022995182.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 3 RT M33401 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 3 RT M33401 AFT EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995183](https://openairdocs.org/sdr/CALA2016022995183.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 4 RT M33409 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 4 RT M33409 AFT EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995184](https://openairdocs.org/sdr/CALA2016022995184.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 1 RT M33094 EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 1 RT M33094 EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995185](https://openairdocs.org/sdr/CALA2016022995185.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 4 RT M33408 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 4 RT M33408 FWD EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995186](https://openairdocs.org/sdr/CALA2016022995186.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 1 LT M33093 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 1 LT M33093 FWD EMER LIGHT BATTERY PACK & CARRIED OUT OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995187](https://openairdocs.org/sdr/CALA2016022995187.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 1 LT M33424 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED DOOR 1 LT M33424 AFT EMER LIGHT BATTERY PACK & PERFORMED OPERATIONS TEST, FOUND NORMAL IAW AMM.
- [SDR CALA2016022995188](https://openairdocs.org/sdr/CALA2016022995188.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 2 LT M33099 AFT EMER LIGHT BATTERY CAPACITY CHECK FAILED. DOOR 2 LT M33099 AFT EMER LIGHT BATTERY PACK REPLACED. CARRIED OUT OPERATIONS TEST & FOUND NORMAL IAW AMM.
- [SDR CALA2016022995189](https://openairdocs.org/sdr/CALA2016022995189.md): Battery Pack · failed · Feb 27, 2016 · N226UA · Boeing 777222 · Emergency Lighting
  > DOOR 3 LT M33400 FWD EMER LIGHT BATTERY CAPACITY CHECK FAILED. REPLACED EMER LIGHT BATTERY PACK ON DOOR 3 FWD & CARRIED OUT OPERATIONAL TEST FOUND NORMAL IAW AMM.
- [SDR CALA2016022495134](https://openairdocs.org/sdr/CALA2016022495134.md): Oven · contaminated · Feb 22, 2016 · N217UA · Boeing 777222 · Buffet/Galleys
  > BUS CLASS GALLEY OVEN 31 SMOKING, CABIN & VENT NOT CLEARING AIR. INADEQUATE STOWAGE OF FOOD IN THE TOP SHELF, FOOD TRAYS STOWED WITHOUT LID. LED TO CONTAMINATION WITH CINNABON ON THE GRILL THAT PROTECTS THE FAN & HEATER ELEMENT. TOP OF THE OVEN CLEANED AS P
- [SDR CALA2016022495131](https://openairdocs.org/sdr/CALA2016022495131.md): Cooling Fan · faulty · Feb 20, 2016 · N786UA · Boeing 777222 · Air Distribution Fan
  > EQUIPMENT COOLING ADVISORY & EQUIP COOLING VENT FAN STATUS MSG DISPLAYED, AT BLOCK IN. CREW ALSO NOTICED AN ELEC ODOR. REPLACED EQUIP COOLING FAN IAW MM 21-27-20. OPERATIONS CHECKED NORMAL.
- [SDR CALA2016021695111](https://openairdocs.org/sdr/CALA2016021695111.md): Socket · burned · Feb 15, 2016 · N782UA · Boeing 777222 · Passenger Compartment Lighting
  > ELECTRICAL SMELL IN CABIN CONSISTENTLY AT LAVATORY AT 2L, NOTICED AT LAVATORY 3L & AROUND ROWS 25 - 27. ACCOMPLISHED AMM 05-51-50, TO STEP C T. FOUND A BURNED SOCKET ON THE MIRROR LIGHT FIXTURE AT DOOR 2L, ISOLATED LIGHT BALLAST FROM THE SOCKET. ALSO USED F
- [SDR CALA2016020495087](https://openairdocs.org/sdr/CALA2016020495087.md): Warning Message · intermittent · Feb 4, 2016 · N788UA · Boeing 777222 · Engine Vibration Analyzer
  > PRIOR TO DEPARTURE, CREW CALL RT ENG VIB MONITOR MSG DISPLAYED. CYCLED BREAKER, NO HELP. ACCOMPLISHED FIM 77-31-826, DETERMINED INTERMITTENT FAULT, NO MSG LATCHED.
- [SDR CALA2016020395074](https://openairdocs.org/sdr/CALA2016020395074.md): Battery Pack · discharged · Feb 2, 2016 · N225UA · Boeing 777222 · Emergency Lighting
  > DOOR 2 PROXIMITY EXIT LIGHT FWD, FOUND INOPERATIVE. DOOR 2 RT M33097 FWD BATTERY PACK REPLACED & OPERATIONS TEST CARRIED OUT, FOUND NORMAL IAW AMM 33-51-06.
- [SDR CALA2016020395075](https://openairdocs.org/sdr/CALA2016020395075.md): Battery Pack · discharged · Feb 2, 2016 · N225UA · Boeing 777222 · Emergency Lighting
  > DOOR 3 RT PROXIMITY EXIT LIGHT AFT FOUND INOPERATIVE. DOOR 3 RT M33401 AFT BATTERY PACK REPLACED & OPERATIONS TEST CARRIED OUT FOUND NORMAL IAW AMM 33-51-06.
- [SDR CALA2016020395073](https://openairdocs.org/sdr/CALA2016020395073.md): Receptacle · burned · Feb 1, 2016 · N784UA · Boeing 777222 · Passenger Compartment Lighting
  > LAVATORY 3L BURNING SMELL. ACCOMPLISHED INSPECTIONS IAW MM 05-51-50. FOUND MIRROR LIGHT FWD LAMP RECEPTACLE BURNT & CAUSING ODOR. REMOVED LAMP, DISCONNECTED & SAFETIED BALLAST M004 CONNECTOR IAW STANDARD PRACTICES. COMPLIED WITH MEL.

Next page: https://openairdocs.org/engine/pratt-whitney-pw4090-3/reports.md?page=2

## 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 engine_model_key = 'PW40903'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-pw4090-3/reports

---
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