# Service difficulty reports: Pratt & Whitney PW4168

A list on [Pratt & Whitney PW4168](https://openairdocs.org/engine/pratt-whitney-pw4168.md).

Newest first. General aviation reporting is voluntary.

- [SDR DALA2025090806595](https://openairdocs.org/sdr/DALA2025090806595.md): Plug · missing · Sep 7, 2025 · N811NW · Airbus A330323 · Engine Anti-Icing System
  > ATB DUE TO NR 2 ENG ANTI-ICE FAILURE. INSTALLED MISSING PLUG ON ANTI-ICE VALVE. OK FOR SERVICE. (7073340)
- [SDR DALA2024112011091](https://openairdocs.org/sdr/DALA2024112011091.md): Elec Connector · unsecure · Nov 20, 2024 · N855NW · Airbus A330223 · Engine Bleed Air System Wiring
  > SHIP 3355 - ATB - DUE TO DUAL ENGINE BLEED FAULTS. CORRECTIVE ACTION: SECURED CANNON PLUG 9HA1, R/R NUMBER 1 AND NUMBER 2 PRVS, AND REPLACED SENSE LINE FOR NUMBER 2 PRV. OPS CHECK GOOD. (6699742)
- [SDR DALA2024052805569](https://openairdocs.org/sdr/DALA2024052805569.md): Engine · odor · May 25, 2024 · N804NW · Airbus A330323 · Air Conditioning System
  > SHIP 3304 MUSTY ODOR NOTED IN FLIGHT DECK DURING CLIMBOUT AND DESCENT. CORRECTIVE ACTION: R/R #1 ENGINE PER A330 AMM 71-01. OK FOR SERVICE. (5323930)
- [SDR AALA201810029009](https://openairdocs.org/sdr/AALA201810029009.md): Compressor · stalled · Sep 30, 2018 · N271AY · Airbus A330323 · Turbine Engine Compressor Section
  > DURING INITIAL TAKE OFF, EXPERIENCED TWO VIOLENT COMPRESSOR STALLS ON THE RIGHT ENGINE. REJECTED TAKE OFF AND RETURNED BACK TO GATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPLACED ENGINE IAW 33L40071001.
- [SDR AN0R2017705009](https://openairdocs.org/sdr/AN0R2017705009.md): Beam · worn · Jan 12, 2017 · Airbus A330* · Engine Thrust Reverser
  > FAN REVERSER ASSEMBLY WITH A WEAR AREA MEASURING UP TO.038 DEEP ALONG THE ENTIRE LENGTH OF THE LOWER LATCH BEAM AUXILIARY GUIDE RAIL.
- [SDR AN0R20170210003](https://openairdocs.org/sdr/AN0R20170210003.md): Beam · worn · Jan 9, 2017 · Airbus A330* · Engine Thrust Reverser
  > FAN REVERSER LOWER LATCH BEAM EXHIBITS WEAR COMMON TO THE AUXILIARY GUIDE RAIL MEASURING.065 INCHES DEEP THE ENTIRE LENGTH OF GUIDE RAIL.
- [SDR AN0R20170210004](https://openairdocs.org/sdr/AN0R20170210004.md): Beam · worn · Jan 9, 2017 · Airbus A330* · Engine Thrust Reverser
  > FAN REVERSER LOWER LATCH BEAM EXHIBITS WEAR MEASURING.045" DEEP COMMON TO AUXILIARY GUIDE RAIL ALONG ENTIRE LENGTH OF GUIDE RAIL.
- [SDR AN0R20170208002](https://openairdocs.org/sdr/AN0R20170208002.md): Beam · worn · Dec 19, 2016 · Airbus A330* · Engine Thrust Reverser
  > FAN REVERSER ASSEMBLY WITH A WEAR AREA MEASURING UP TO.030 DEEP ALONG THE ENTIRE LENGTH OF THE LOWER LATCH BEAM AUXILIARY GUIDE RAIL.
- [SDR AN0R20170208001](https://openairdocs.org/sdr/AN0R20170208001.md): Frame · cracked · Dec 6, 2016 · Airbus A330* · Engine Thrust Reverser
  > FAN REVERSER FORWARD TORQUE BOX FRAME (LH) P/N: 73M100-003 EXHIBITED ONE CRACK APPROXIMATELY.650” LONG AT THE UPPER EOP.
- [SDR DALA1022133355](https://openairdocs.org/sdr/DALA1022133355.md): Seat Track · corroded · Sep 14, 2010 · N855NW · Airbus A330223 · Fuselage, Seat/Cargo Attach Fittings
  > DURING H-CHECK FOUND CORROSION ON SEAT TRACK AT Y1959, FR19 & FR24. REPAIRED IAW SRM 51-42-11.
- [SDR DALA1022153355](https://openairdocs.org/sdr/DALA1022153355.md): Seat Track · corroded · Sep 11, 2010 · N855NW · Airbus A330223 · Fuselage, Seat/Cargo Attach Fittings
  > DURING H-CHECK FOUND CORROSION ON SEAT TRACK AT Y450 FR62 TO FR65. REPAIRED IAW SRM 51-42-11.
- [SDR DALA1022183355](https://openairdocs.org/sdr/DALA1022183355.md): Seat Track · corroded · Sep 11, 2010 · N855NW · Airbus A330223 · Fuselage, Seat/Cargo Attach Fittings
  > DURING H-CHECK FOUND CORROSION ON SEAT TRACK AT Y450 FR53.8-FR53.9 & FR54. REPAIRED IAW SRM 51-42-11.
- [SDR DALA1021563355](https://openairdocs.org/sdr/DALA1021563355.md): Seat Track · corroded · Sep 7, 2010 · N855NW · Airbus A330223 · Fuselage, Seat/Cargo Attach Fittings
  > DURING H-CHECK FOUND CORROSION ON SEAT TRACK AT Y1959, FR64, FR65 & FR 68. REPAIRED IAW SRM 53-42-11.
- [SDR DALA108453352](https://openairdocs.org/sdr/DALA108453352.md): Seat Track · corroded · Apr 24, 2010 · N852NW · Airbus A330223 · Fuselage, Seat/Cargo Attach Fittings
  > DURING H-CHECK FOUND CORROSION ON SEAT TRACK AT Y1959 FR58. REPAIRED IAW ERA 481350-14 REV O AND COMPLETED ASSOCIATED ERA 13-481350.
- [SDR DALA105543307](https://openairdocs.org/sdr/DALA105543307.md): Seat Track · corroded · Mar 14, 2010 · N807NW · Airbus A330323 · Fuselage, Seat/Cargo Attach Fittings
  > DURING "H" CHECK FOUND CORROSION ON SEAT TRACK AT Y450 FR69. REPLACED SEAT TRACK IAW SRM 51-42-11.
- [SDR BA08017](https://openairdocs.org/sdr/BA08017.md): Wire Harness · faulty · May 1, 2008 · N277AY · Airbus A330323 · Engine Indicating System Wiring
  > PHL - FLT 754 EN-ROUTE PHL TO CDG. THE AIRCRAFT FAILED THE VERIFICATION FLIGHT FOR AN ENGINE 1 EGT INDICATION INOPERATIVE. THE FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED ENGINE 1 EGT WIRE HARNESS. OPERATIONALLY CHECKS
- [SDR BA08016](https://openairdocs.org/sdr/BA08016.md): Relay · unserviceable · Apr 23, 2008 · N271AY · Airbus A330323 · Engine Pressure Ratio (EPR)
  > PHL FLT 754 - EN ROUTE PHL - CDG. DURING FLIGHT, RECEIVED ECAM MESSAGE "AUTO FLT A/THR OFF", AND " ENG 1 EPR MODE FAULT". THE FLIGHT RETURNED TO FIELD PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NUMBER ONE ENGINE RELAY UNIT. OPERATION
- [SDR USAA050179](https://openairdocs.org/sdr/USAA050179.md): Floor Support · corroded · Jan 14, 2005 · N674UW · Airbus A330323 · Fuselage Miscellaneous Structure
  > BFM - S1 - AUX BEAM SUPPORT, (1.0 INCH L X 1.0 INCH W X.050 INCH D) CORROSION; LEVEL 2; TASK NR J7-900-09000-015, FR 71.8, Y2080- Z240. REMOVED AND REPLACED WITH NEW PORT IAW SRM. (K)
- [SDR CA040617006](https://openairdocs.org/sdr/CA040617006.md): Relay · failed · Jun 8, 2004 · Airbus A330322 · Buffet/Galleys
  > COFFEEMAKER WAS REMOVED DUE TO TRIPPING CIRCUIT BREAKER. STRIP REPORT REVEALED THAT THE UNAPPROVED RELAY WAS FITTED TO THE COFFEEMAKER. CORRECT P/N KR-90693-1 P/N FOUND KR 14DGE24.
- [SDR CA030723006](https://openairdocs.org/sdr/CA030723006.md): Web · torn · Jul 20, 2003 · Airbus A330322 · Engine Thrust Reverser
  > (CAN) ON ARRIVAL, MAINTENANCE NOTICED APPROXIMATELY 18 INCHES OF METAL PROTRUDING INTO THE AIR STREAM OF NR 1 ENGINE INBOARD THRUST REVERSER, JUST FORWARD OF THE CASCA DE VANES. FURTHER INVESTIGATION REVEALEDTHE DAMAGE TO BE THAT THE TORQUE-BOX FLOW WEB PANEL
- [SDR USAABA03017](https://openairdocs.org/sdr/USAABA03017.md): Eec · malfunctioned · May 26, 2003 · N677UW · Airbus A330323 · Fuel Controlling System
  > PHL - FLT 196 - EN ROUTE, CREW RECEIVED THE ECAM WARNING 'ENG 1 FADEC A FAULT.' FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT ENGINE EEC. (M)
- [SDR CA030328006](https://openairdocs.org/sdr/CA030328006.md): Slide · malfunctioned · Mar 27, 2003 · Airbus A330322 · Emergency Equipment
  > (CAN) DURING DEPLOYMENT OF SLIDE RAFT L1 AND L4, AUTOMATIC INFLATION DID NOT OCCUR. DOOR AND SLIDE BOTTLE PRESSURES WERE IN THE GREEN RANGE. DEPLOYMENT NORMAL UP TO POINT OF SPEED LACING NOT RELEASING. MANUAL INFLATION HANDLE PULLED AND REMAINING DEPLOYMENT WA
- [SDR CA030304004](https://openairdocs.org/sdr/CA030304004.md): Mount · burned · Mar 1, 2003 · Airbus A330322 · Electrical Power System
  > (CAN) A/C ARRIVED YVR WITH APU INOP. INSPECTION OF THE 5000VE PANEL REVEALED THAT THE FUSE F/N 6KA1 WAS INFACT BLOWN. CLOSER INSPECTION ALSO FOUND THAT ONE STUD BOLT OF THE MOUNT P/N NSA931190-1 THAT THE FUSE SITS ON WAS HEAVILY DAMAGED BY EXTREME HEAT. NUT O
- [SDR CA021223004](https://openairdocs.org/sdr/CA021223004.md): Controller · malfunctioned · Dec 21, 2002 · Airbus A330322 · Fuel Controlling System
  > (CAN) REJECTED TAKE-OFF AT APPROX. 50 KTS FOR ECAM WARNING: ENG-THRUST LOSS (AMBER) ABNORMAL WING A. ICE (AMBER)THRUST LEVERS, IDLE (BLUE) AIRCRAFT RETURNED TO GATE WHERE MAINTENANCE FOLLOWED TROUBLE SHOOTING TASK 71-00-00-810-934, REPLACED THE ZONE CONTROLL
- [SDR CA011018006](https://openairdocs.org/sdr/CA011018006.md): O-Ring · fretted · Oct 2, 2001 · Airbus A330322 · Hydraulic Filter, Auxiliary
  > (CAN) A/C EXPERIENCED LOSS OF YELLOW HYDRAULIC SYS, ECAM WARNING - HYD RSVR LO/HYD SYS LO PR, APPROX 1(ONE) HR INTO FLT. FLT CREW SECURED SYS AS PER THE AFM&DIVERTED FLT TO MAN. UPON ARRIVAL IN MAN, MAINT FOUND FLUID DRIPPING FROM NR 2 ENGINE THRUST REVER
- [SDR CA010726026](https://openairdocs.org/sdr/CA010726026.md): Probe · blocked · Jul 24, 2001 · Airbus A330322 · Pitot/Static System
  > (CAN) A/C ARRIVED WITH CAPTS. AIRSPEED READING INCORRECTLY. MTCE SWAPPED ADIRU #1 INTO #3 POSITION TO DEFER WITH LEAST AMOUNT OF IMPACT. A/C DEPARTED AND REJECTED T/O. ADM WAS OBTAINED FROM AIR CANADA AND INSTALLED IN A/C SSV. AVIONICS WAS CALLED IN TO C/O PIT
- [SDR CA991116012](https://openairdocs.org/sdr/CA991116012.md): Blade · cracked · Nov 13, 1999 · Airbus A330322 · Hydraulic System, Auxiliary
  > (CAN) DURING ROUTINE INSPECTION OF RAM AIR TURBINE, SCRATCH FOUND ON BLADE ROOT. FURTHER INVESTIGATION REVEALED A CRACK. THE SUBMITTER INDICATED THAT THERE IS NO SPECIFIC INSPECTION TASK CALLING UP THE INSPECTION OF THE RAM BLADES.
- [SDR CA991103045](https://openairdocs.org/sdr/CA991103045.md): O-Ring · cracked · Oct 23, 1999 · Airbus A330322 · Engine Thrust Reverser
  > (CAN) THRUST REVERSER HYDRAULIC FILTER ASSY O-RING WAS FOUND CUT AND EXTRUDED.
- [SDR CA990907059](https://openairdocs.org/sdr/CA990907059.md): Ecam · false signal · Aug 12, 1999 · Airbus A330322 · Central Display
  > (CAN) ECAM MESSAGE ON TAKEOFF INDICATED LOSS OF THRUST AND ENGINE ANTI-ICE FAULT WITH NO APPARENT FAULT. AIRBUS OIT 999.0106/96/SB AND TFU 73.25.000016.
- [SDR CA990728081](https://openairdocs.org/sdr/CA990728081.md): Blocker Door · detached · Jul 21, 1999 · Engine Thrust Reverser
  > (CAN) DURING DAILY INSPECTION, NR 2 ENGINE BLOCKER DOOR WAS FOUND TO BE HANGING DOWN IN THE FAN BYPASS DUCT. INVESTIGATION REVEALED A STRUCTURAL FAILURE OF UNKNOWN ORIGIN. BLOCKER DOOR SENT TO MANUFACTURER FOR ANALYSIS.
- [SDR CA981019010](https://openairdocs.org/sdr/CA981019010.md): Valve · failed · Sep 12, 1998 · Turbine Engine Oil System
  > (CAN) THE AIRCRAFT WAS ON A TRANSIT STOP AND THE ENGINES WERE SERVICED WITH OIL. ON CLIMB OUT, THE NR 2 ENGINE OIL PRESSURE INDICATION FLUCTUATED AND THEN WENT TO AMBER XX INDICATION, INDICATING LOSS OF DATA. THE OIL PRESSURE INDICATION RETURNED INTERMITTENT
- [SDR 98ZZZX3615](https://openairdocs.org/sdr/98ZZZX3615.md): Blade · damaged · Jun 26, 1998 · Turbine Section
  > UPON ATTAINING CRUISE ALTITUDE FL 290, ENGINE STALLED AND FIRE WARNING ACTIVATED. DISASSEMBLY INSPECTION REVEALED TWELVE 2ND STAGE TURBINE BLADES BROKEN AT PLATFORM AND AN ADDITIONAL 10 BLADES BROKEN APPROXIMATELY ONE INCH ABOVE PLATFORM. HPT MODULE 851 HOUR

## 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 = 'PW4168'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-pw4168/reports

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