# Service difficulty reports: Pratt & Whitney PW4168A

A list on [Pratt & Whitney PW4168A](https://openairdocs.org/engine/pratt-whitney-pw4168a.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 5 · 245 reports

- [SDR DALA2026092805380](https://openairdocs.org/sdr/DALA2026092805380.md): Engine · failed · Sep 25, 2026 · N813NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > PERFORMED AIR TURN BACK FOR LEFT ENGINE FAILED RIGHT AFTER TAKEOFF. LEFT ENGINE FAILED HPC BORESCOPE, ENGINE CHANGE IN PROGRESS. AIRCRAFT WAS GROUNDED. LEFT ENGINE FAILED HPC BORESCOPE, REPLACED ENGINE. REPLACED ALL 8 BRAKE ASSEMBLIES. OK FOR SERVICE. (93323
- [SDR DALA2026091805196](https://openairdocs.org/sdr/DALA2026091805196.md): Bleed Valve · faulted · Sep 18, 2026 · N859NW · Airbus A330223 · Compressor Bleed Valve
  > ATB - DUE TO NR 1 ENGINE BLEED FAULT AND AIR ABNORMAL BLEED CONFIG MSG. REPLACED NR 1 ENGINE PRV. (9507409) AIRCRAFT WAS GROUNDED.
- [SDR DALA2026083104907](https://openairdocs.org/sdr/DALA2026083104907.md): Line · leaking · Aug 28, 2026 · N815NW · Airbus A330323 · Turbine Engine Oil System
  > ATB - PERFORMED AIR TURN BACK TO BOS FOR RIGHT ENGINE OIL QUANTITY LOSS. REPLACED UPPER AND LOWER #4 SCAVENGE LINES AND SEALS. PERFORMED ENGINE RUN AND LEAK CHECK. OK FOR SERVICE. (9212238) AIRCRAFT WAS GROUNDED.
- [SDR DALA2026070603927](https://openairdocs.org/sdr/DALA2026070603927.md): Engine · bird ingestion · Jul 5, 2026 · N861NW · Airbus A330223 · Turbine Engine Air Inlet Section
  > ATB- RETURNED TO DUB DUE TO LEFT ENGINE BIRD STRIKE. C/W BIRD STRIKE INSPECTION PER AMM. REPAIRED FAN EXIT GUIDE VANE PER AMM 72-33. C/W LEFT ENGINE BORESCOPE INSPECTION, NO DAMAGE FOUND. C/W POWER ASSURANCE RUN, NO ISSUES NOTED. (LP 8776550 - AIRCRAFT WAS GR
- [SDR DALA2026052003083](https://openairdocs.org/sdr/DALA2026052003083.md): Engine · failed · May 19, 2026 · N818NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > DIVERTED TO CDG DUE TO LEFT ENGINE FAILED DURING CRUISE. METAL IN THE TAILPIPE. ENGINE CHANGE IN PROGRESS. REPLACED ENGINE, FIRE BOTTLE, AND SQUIB. OK FOR SERVICE. (8715495) AIRCRAFT WAS GROUNDED.
- [SDR DALA2026033002053](https://openairdocs.org/sdr/DALA2026033002053.md): Engine · failed · Mar 30, 2026 · N813NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > PERFORMED AIR TURN BACK FOR LEFT ENGINE FAILED RIGHT AFTER TAKEOFF. REPLACED ENGINE AND REPAIRED DAMAGED FLAPS, FLAP FAIRINGS, AND UNDERSIDE OF WING. (8647002) AIRCRAFT WAS GROUNDED.
- [SDR DALA2026022501330](https://openairdocs.org/sdr/DALA2026022501330.md): Idg · faulty · Feb 25, 2026 · N820NW · Airbus A330323 · AC Generator-Alternator
  > DIVERTED INTO MAO DUE TO NR 1 ENG IDG FAILURE. REPLACED IDG & GCU. OK FOR SERVICE. (8131430)
- [SDR DALA2026030501527](https://openairdocs.org/sdr/DALA2026030501527.md): Sensor · erratic · Feb 21, 2026 · N813NW · Airbus A330323 · Engine Oil Quantity
  > DIVERTED TO SEA DUE TO LEFT ENGINE OIL QUANTITY INDICATION INOP. INSPECTED WIRING AND REPLACED OIL QUANTITY TRANSMITTER. OK FOR SERVICE. (8416515)
- [SDR DALA2025100207147](https://openairdocs.org/sdr/DALA2025100207147.md): Valve · faulted · Oct 1, 2025 · N803NW · Airbus A330323 · Engine Bleed Air System
  > DIVERTED INTO MAD DUE TO DUAL BLEED FAULT. REPAIRED LEAK IN SENSE LINE AND REPLACED OVER PRESSURE VALVE. OPS AND LEAK CHECKED GOOD. OK FOR SERVICE. (7491375)
- [SDR DALA2025092607003](https://openairdocs.org/sdr/DALA2025092607003.md): Engine · fire · Sep 24, 2025 · N853NW · Airbus A330223 · Engine (Turbine/Turboprop)
  > REJECTED TAKEOFF AT 100 KNOTS DUE TO RIGHT ENGINE FIRE. REPLACED NUMBER 2 ENGINE PER DELTA WORK CARD 7100-9901-02. OK FOR SERVICE.
- [SDR DALA2025072205492](https://openairdocs.org/sdr/DALA2025072205492.md): Pump · leaking · Jul 19, 2025 · N804NW · Airbus A330323 · Hydraulic Pump (Electric/Engine), Main
  > SHIP 3304 - DE - DECLARED EMERGENCY DUE TO GREEN HYDRAULIC SYSTEM LEAK ECAM MSG AND LOSS OF QUANTITY. CORRECTIVE ACTION: REPLACED #1 AND #2 ENG EDP PUMPS AND RETURN LINE ELBOW ON #1 ENG. OPS AND LEAK CHECK GOOD. (7072450)
- [SDR DALA2025071805434](https://openairdocs.org/sdr/DALA2025071805434.md): Engine · failed · Jul 16, 2025 · N805NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3305 #1 ENG FAIL AT FL380 MACH 0.82 SMOOTH AIR. CHANGED ENGINE #1 IAW A330 AMDS JIC 7100-9901-01. (7314738).
- [SDR DALA2025070905173](https://openairdocs.org/sdr/DALA2025070905173.md): Engine · stalled · Jul 6, 2025 · N805NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3305 -DIV/IFSD- DIVERTED TO TER DUE TO LEFT ENGINE FAILED DURING CRUISE. CORRECTIVE ACTION: LEFT ENGINE EXPERIENCED A STALL WITH AN EGT OVER LIMIT, ENGINE WAS SHUTDOWN. ENGINE CHANGE DUE TO EGT EXCEEDANCE OF 751C FOR 120 SECONDS. ESN 733547 CSR 1044 TSR 8
- [SDR DALA2025051203649](https://openairdocs.org/sdr/DALA2025051203649.md): Tailpipe · fire · May 12, 2025 · N807NW · Airbus A330323 · Engine Collector/Tailpipe/Nozzle
  > AFTER PUSHBACK CREW REPORTED #2 ENGINE TAILPIPE FIRE. CUSTOMERS EVACUATED ON RAMP DOWN L-2 AND L-3 DOOR SLIDES. CORRECTIVE ACTION: REPLACED #2 ENGINE, REPLACED AFFECTED DOOR SLIDES AND REPAIRED 1L AND 4L DOORS, INSPECTED ALL AREAS AFFECTED BY FIRE, REPLACED PY
- [SDR DALA2025040902762](https://openairdocs.org/sdr/DALA2025040902762.md): Anti-Ice Valve · failed · Apr 8, 2025 · N861NW · Airbus A330223 · Engine Anti-Icing System
  > SHIP 3361 - MISC/DE - INTO ATL DUE TO #2 ENG ANTI-ICE FAILURE. CORRECTIVE ACTION: REPLACED ANTI-ICE VALVE, THERMAL FUSE, SENSE LINE, A/T VALVE, AND EEC. PERFORMED OPS TEST. OK FOR SERVICE. (6988763)
- [SDR DALA2025030301597](https://openairdocs.org/sdr/DALA2025030301597.md): Engine · failed · Mar 2, 2025 · N811NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3311 -ATB/IFSD- PERFORMED AIR TURN BACK FOR RIGHT ENGINE FAILED DURING CLIMB. LOST RIGHT ENGINE OIL QUANTITY AND GREEN HYDRAULIC FLUID QUANTITY. METAL FOUND IN TAIL PIPE. CORRECTIVE ACTION: REPLACED RIGHT ENGINE PER AMDS WORK-CARD 7100-9901-02. (7120026)
- [SDR DALA2025012400582](https://openairdocs.org/sdr/DALA2025012400582.md): Engine · making metal · Jan 23, 2025 · N815NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > DISCONTINUED TAKEOFF AROUND 50 KNOTS DUE TO RIGHT ENGINE FAILURE. FOUND METAL IN THE 2.5 BLEED PORTS. #2 ENGINE REPLACED PER AMDS W/C 7100-9901-02. OK FOR SERVICE.
- [SDR DALA2024110410586](https://openairdocs.org/sdr/DALA2024110410586.md): Engine · failed · Nov 1, 2024 · N805NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > -ATO- DISCONTINUED TAKEOFF AT 25 KNOTS DUE TO RIGHT ENGINE FAILURE ALONG WITH FIRE INDICATION WARNING IN THE FLIGHT DECK. RIGHT ENGINE FIRE BOTTLES DISCHARGED. CORRECTIVE ACTION: FOUND METAL IN THE 2.5 AND 2.9 BLEED PORTS, ENGINE CHANGE REQUIRED. R/R RIGHT ENG
- [SDR DALA2024103010507](https://openairdocs.org/sdr/DALA2024103010507.md): Engine · making metal · Oct 28, 2024 · N805NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3305 -ATO- DISCONTINUED TAKEOFF AT 25 KNOTS DUE TO RIGHT ENGINE FAILURE ALONG WITH FIRE INDICATION WARNING IN THE FLIGHT DECK. RIGHT ENGINE FIRE BOTTLES DISCHARGED. CORRECTIVE ACTION: FOUND METAL IN THE 2.5 AND 2.9 BLEED PORTS, ENGINE CHANGE REQUIRED. MAI
- [SDR DALA2024102810475](https://openairdocs.org/sdr/DALA2024102810475.md): Engine · failed · Oct 25, 2024 · N815NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3315 ENGINE FAILED. CORRECTIVE ACTION: REPLACED ENGINE PER A330 AMM 71-01. (0622941)
- [SDR DALA2024102410347](https://openairdocs.org/sdr/DALA2024102410347.md): Engine · failed · Oct 22, 2024 · N815NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3315 -ATO- DISCONTINUED TAKEOFF AT 30 KNOTS DUE TO LEFT ENGINE FAILURE AND ASSOCIATED FIRE INDICATION WARNING IN THE FLIGHT DECK. LEFT ENGINE FIRE BOTTLES DISCHARGED. CORRECTIVE ACTION: FOUND METAL IN THE 2.5 AND 2.9 BLEED PORTS. MAINTENANCE IS IN THE PRO
- [SDR DALA2024083008581](https://openairdocs.org/sdr/DALA2024083008581.md): Engine · power loss · Aug 29, 2024 · N815NW · Airbus A330323 · Engine Bleed Air System
  > SHIP 3315 - ATO - DUE TO ENG THRUST LOSS MSG. CORRECTIVE ACTION: ACCOMPLISHED APPLICABLE TSM. NO TROUBLE FOUND. (5596662)
- [SDR DALA2024080507744](https://openairdocs.org/sdr/DALA2024080507744.md): Valve · binding · Aug 3, 2024 · N808NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > ATO - DUE TO ENG THRUST LOSS MESSAGE WHEN T/O POWER SELECTED. CORRECTIVE ACTION: DEFERRED PER MEL 36-11-02. THEN REPLACED LEFT ENGINE PRV PER A330 AMM 36-11. OPS AND LEAK TEST GOOD. MEL/PLAC REMOVED. (6098950)
- [SDR DALA2024072907526](https://openairdocs.org/sdr/DALA2024072907526.md): Engine · making metal · Jul 27, 2024 · N806NW · Airbus A330323 · Turbine Engine Compressor Section
  > SHIP 3306 -ATO- DISCONTINUED TAKEOFF AT 120 KNOTS DUE TO LEFT ENGINE FAILED. REPORTS OF FIRE INSIDE THE ENGINE. LEFT ENGINE FIRE BOTTLES DISCHARGED, NO COCKPIT FIRE INDICATION. CORRECTIVE ACTION: FOUND METAL IN THE 2.5 BLEED PORTS. REPLACED FIRE BOTTLES, INSPE
- [SDR DALA2024072607483](https://openairdocs.org/sdr/DALA2024072607483.md): Engine · failed · Jul 23, 2024 · N806NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3306 -ATO- DISCONTINUED TAKEOFF AT 120 KNOTS DUE TO LEFT ENGINE FAILED. REPORTS OF FIRE INSIDE THE ENGINE. LEFT ENGINE FIRE BOTTLES DISCHARGED, NO COCKPIT FIRE INDICATION. CORRECTIVE ACTION: FOUND METAL IN THE 2.5 BLEED PORTS. MAINTENANCE CURRENTLY IN PRO
- [SDR DALA2024052305455](https://openairdocs.org/sdr/DALA2024052305455.md): Engine · stalled · May 22, 2024 · N807NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3307 ENGINE STALL WITH ABORTED TAKE OFF. CORRECTIVE ACTION: ENGINE REPLACED THIS IS TIED TO LOG PAGE 5394984 AND ODI 2024-00364. JOB COMPLETE.
- [SDR DALA2024052305456](https://openairdocs.org/sdr/DALA2024052305456.md): Engine · stalled · May 22, 2024 · N807NW · Airbus A330323 · Turbine Engine Compressor Section
  > SHIP 3307- ATO - DISCONTINUED TAKEOFF AROUND 30 KNOTS DUE TO LEFT ENGINE STALL. CORRECTIVE ACTION: FOUND N1 SEIZED, REPLACED #1 ENGINE, REPLACED EXPENDED FIRE BOTTLE AND SQUIB, REPLACED AND REPAIRED ANY DAMAGED T/R COMPONENTS. OK FOR SERVICE. (5394984)
- [SDR DALA2024030102913](https://openairdocs.org/sdr/DALA2024030102913.md): Engine · stalled · Mar 1, 2024 · N861NW · Airbus A330223 · Turbine Engine Compressor Section
  > SHIP 3361 -DIV- AIRCRAFT DIVERTED TO SYR DUE TO LEFT ENGINE EXPERIENCED ENGINE STALL AND POWER RETURNED WITHOUT CREW INTERVENTION. CORRECTIVE ACTION: R/R #1 ENGINE PER AMDS JIC 7100-9901-01. ALL OPS AND LEAK CHECKS GOOD. (5279732)
- [SDR DALA2024030102909](https://openairdocs.org/sdr/DALA2024030102909.md): Engine · failed · Feb 29, 2024 · N861NW · Airbus A330223 · Engine (Turbine/Turboprop)
  > SHIP 3361 #1 ENGINE FAILURE. CORRECTIVE ACTION: REPLACED ENGINE. THIS WAS RELATED TO A SDR FOR INFLIGHT ENGINE FAILURE. (0222246)
- [SDR DALA2024020701676](https://openairdocs.org/sdr/DALA2024020701676.md): Engine · failed · Feb 1, 2024 · N803NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3303 -ATB/IFSD- AIRCRAFT RETURNED TO BCN DUE TO LEFT ENGINE FAILURE AFTER TAKEOFF. R/R ENGINE PER AMM 71-01. OK FOR SERVICE.
- [SDR DALA2023121210183](https://openairdocs.org/sdr/DALA2023121210183.md): Unknown · unknown · Dec 11, 2023 · N811NW · Airbus A330323 · Engine Anti-Icing System
  > SHIP 3311 -DIV- TO YYR DUE TO NUMBER ONE ENGINE NACELLE ANTI-ICE VALVE FAILED CLOSED. CORRECTIVE ACTION: REPLACED ANTI-ICE VALVE. (4184004)
- [SDR DALA2023111209279](https://openairdocs.org/sdr/DALA2023111209279.md): Unknown · unknown · Nov 11, 2023 · N854NW · Airbus A330223 · Hydraulic Pump (Electric/Engine), Main
  > SHIP 3354 - DIV - INTO BOS DUE TO LOSS OF THE BLUE HYDRAULIC FLUID. CORRECTIVE ACTION: REPLACED #1 ENG BLUE HYDRAULIC PUMP, BLUE CASE DRAIN FILTER, REPLACED LOW- AND HIGH-PRESSURE FILTERS. MOTORED ENGINE, NO DEBRIS FOUND. (LP 5497610)
- [SDR DALA2023062305093](https://openairdocs.org/sdr/DALA2023062305093.md): Unknown · unknown · Jun 23, 2023 · N806NW · Airbus A330323 · Hydraulic Power System
  > SHIP 3306 - ATB - DURING CLIMBOUT, EXPERIENCED HYDRAULIC GREEN RESERVOIR OVERHEAT ON ECAM. COMPLIED WITH QRH PROCEDURE HOWEVER PRESSURE AT 3000PSI AFT GREEN PUMPS TURNED OFF. AFTER 40 MINUTES GREEN HYDRAULIC PRESSURE DECREASED TO ZERO. RETURNED TO ATB. CORRECT
- [SDR DALA2023011200259](https://openairdocs.org/sdr/DALA2023011200259.md): Anti-Ice Valve · faulted · Jan 11, 2023 · N805NW · Airbus A330323 · Engine Anti-Icing System
  > SHIP 3305 -DIV- TO MAD DUE TO NBR 1 ENGINE ANTI ICE VALVE FAILED CLOSED. CORRECTIVE ACTION: REPLACED VALVE AND SWAPPED SOLENOID WITH NACELLE COOLING VALVE SOLENOID. (4048020)
- [SDR DALA2022120707866](https://openairdocs.org/sdr/DALA2022120707866.md): Anti-Ice Valve · failed · Dec 6, 2022 · N812NW · Airbus A330323 · Engine Anti-Icing System
  > DIVERTED TO JFK DUE TO NR 2 ENGINE ANTI-ICE VALVE FAILED CLOSED. REPLACED THE ANTI-ICE VALVE.
- [SDR DALA2022111507358](https://openairdocs.org/sdr/DALA2022111507358.md): Probe · faulted · Nov 12, 2022 · N853NW · Airbus A330223 · Engine Pressure Ratio (EPR)
  > SHIP 3353 -ATB- SHORTLY AFTER TAKEOFF FLIGHT CREW RECEIVED LEFT ENGINE EPR MODE FAULT AND N1 WENT INTO DEGRADED MODE. LEFT ENGINE EEC FAULTS P2T2 PROBE (E1-4014KS) 115 VAC POWER SUPPLY. T/S PER A330TSM, FOUND P2T2 PROBE BAD. REPLACED P2T2 PROBE PER AMM, NO FA
- [SDR DALA2022101906755](https://openairdocs.org/sdr/DALA2022101906755.md): None · none · Oct 19, 2022 · N806NW · Airbus A300* · Turbine Engine Compressor Section
  > SHIP 3306 -ATB- AFTER TAKEOFF AIRCRAFT SHUTTERED WITH LEFT ENGINE STALL MESSAGE, ALL ENGINE PARAMETERS NORMAL. QRH NOTE SAYS NOT TO INITIATE OVER WATER CROSSING, AIRCRAFT RETURNED TO SEA. CORRECTIVE ACTION: SEA MAINTENANCE TROUBLESHOT LEFT ENGINE STALL MESSAGE
- [SDR DALA2022072605132](https://openairdocs.org/sdr/DALA2022072605132.md): None · none · Jul 25, 2022 · N803NW · Airbus A330323 · Engine Thrust Reverser
  > SHIP 3303 #1 ENG I/B THR/REV HAS RED FIRE COATING REPAIR THAT IS DISBONDING. CORRECTIVE ACTION: REPAIRED PER A330 AMM 78-32-00. (2336273)
- [SDR DALA2022011000213](https://openairdocs.org/sdr/DALA2022011000213.md): Warning Message · illuminated · Jan 7, 2022 · N817NW · Airbus A330323 · Fuel Controlling System
  > SHIP 3317 - ATB - TO SLC DUE TO FAILURE OF ETOPS VF FOR #1 ENGINE (EPR MODE FAULT). CORRECTIVE ACTIVE: T/S EPR MODE FAULT W/P5 SENSE LINE FAULT PER A330 TSM. CHECKED P5 SENSE LINE FOR LEAKS, NO TROUBLE FOUND. REPLACED LEFT ENGINE EEC PER A330 AMM. NO FAULTS NO
- [SDR DALA2021100606102](https://openairdocs.org/sdr/DALA2021100606102.md): None · none · Oct 6, 2021 · N805NW · Airbus A330323 · Engine Cowling System
  > SHIP 3305 MULTIPLE LIGHTNING STRIKE DAMAGE #1 LT FWD FAN COWL 6 INCHES AFT OF FWD EDGE. CORRECTIVE ACTION: REPAIRED FAN COWL DAMAGE PER A330 SRM 51-77-12. (1973800)
- [SDR DALA2021091505498](https://openairdocs.org/sdr/DALA2021091505498.md): Guide Vane · cracked · Sep 14, 2021 · N852NW · Airbus A330223 · Engine (Turbine/Turboprop)
  > SHIP 3352 DURING PDC FOUND 2EA EXIT GUIDE VANE CRACKED AND MISSING BASE AT 1 O' CLOCK AND 2 O' CLOCK POSTION. CORRECTIVE ACTION: REMOVED 2EA EXIT GUIDE VANES PER A330 AMM 72-33. 2EA MISSING VANES ALLOWED PER TABLE 601 OK FOR SERVICE. (8055140)
- [SDR DALA2021081204625](https://openairdocs.org/sdr/DALA2021081204625.md): Engine · making metal · Aug 8, 2021 · N808NW · Airbus A330323 · Engine (Turbine/Turboprop)
  > SHIP 3308 - ATB- DUE TO RIGHT ENGINE HIGH EGT AND VIBRATION AFTER TAKEOFF. MAINTENANCE FOUND METAL IN TAIL PIPE, WILL REQUIRE ENGINE CHANGE. REPLACED #2 ENGINE.
- [SDR DALA2021010400041](https://openairdocs.org/sdr/DALA2021010400041.md): Compressor · stalled · Jan 1, 2021 · N810NW · Airbus A330323 · Turbine Engine Compressor Section
  > DIV/FIRE TO KEF DUE TO COMPRESSOR STALLS FROM THE NBR 1 ENGINE AND ASSOCIATED HIGH ENGINE VIBES. FLAMES EXITING ENGINE EXHAUST. ENGINE WAS NOT SHUT DOWN. CORRECTIVE ACTION: REMOVED AND REPLACED NBR 1 ENGINE.
- [SDR DALA2020072802650](https://openairdocs.org/sdr/DALA2020072802650.md): Probe · malfunctioned · Jul 27, 2020 · N805NW · Airbus A330323 · Engine RPM Indicating System
  > ATB - RIGHT ENGINE HAD MEL 73-25-01B (LP 9793990) APPLIED FOR EPR CONTROL MODE AND AUTO THRUST FUNCTION. AFTER CLIMB OUT FLIGHT CREW WAS UNABLE TO MEET/COMPLY WITH MEL "O" PROCEDURES AND ELECTED TO RETURN TO AMS. P2/T2 PROBE REPLACED.
- [SDR DALA2020020701020](https://openairdocs.org/sdr/DALA2020020701020.md): Line · leaking · Feb 6, 2020 · N852NW · Airbus A330223 · Hydraulic System, Main
  > SHIP 3352 -HYD- LOST GREEN HYDRAULIC SYSTEM RESULTING IN AN ALTERNATE GEAR EXTENSION. CORRECTIVE ACTION: FOUND LEAK AT PRESSURE LINE FROM ENGINE PUMP. REPLACED DAMAGED LINES, CLAMP GREEN PUMP AND GREEN PUMP PRESSURE FILTER. LP 6957908
- [SDR AALA202001319021](https://openairdocs.org/sdr/AALA202001319021.md): Engine · vibration · Jan 30, 2020 · N275AY · Airbus A330323 · Engine (Turbine/Turboprop)
  > AIRCRAFT WAS GROUNDED, FLIGHT RETURNED DEPARTURE DUE TO NR 1 ENGINE VIBRATION REPORTED. EMERGENCY WAS DECLARED., LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED NR 1 ENGINE IAW JOB CARD 33L40071001.
- [SDR DALA2019120507097](https://openairdocs.org/sdr/DALA2019120507097.md): Warning Message · false activation · Dec 4, 2019 · N807NW · Airbus A330323 · Engine Fuel Distribution
  > SHIP 3307-IFSD- WHILE ON APPROACH INTO BCN LEFT ENG FUEL LEAK MESSAGE WITH ENGINE ROLLBACK AND NO THROTTLE RESPONSE. FLIGHT CREW SHUT DOWN LEFT ENGINE. CORRECTIVE ACTION: MAINTENANCE INSPECTED INLET AND EXHAUST, NTF. C/W WITH WINDMILL INSPECTION, NTF. REVIEWED
- [SDR DALA2019111406633](https://openairdocs.org/sdr/DALA2019111406633.md): Ecu · faulted · Nov 13, 2019 · N859NW · Airbus A330223 · Fuel Controlling System
  > SHIP 3359 - IFSD - RIGHT ENGINE STALL ON APPROACH INTO ZRH. CREW PERFORMED ECAM AND QRH PROCEDURES. RIGHT ENGINE WOULD NOT RESPOND TO THROTTLE INPUTS, ENGINE WAS SHUTDOWN. RIGHT ENGINE FIRE BOTTLE #1 WAS DISCHARGED IAW ECAM PROCEDURES. CORRECTIVE ACTION: MAINT
- [SDR DALA2019071604256](https://openairdocs.org/sdr/DALA2019071604256.md): Pressure Valve · faulty · Jul 13, 2019 · N813NW · Airbus A330323 · Pneumatic Distribution System
  > SHIP 3313 - ATB - DUE TO BOTH ENGINES HAVING BLEED SUPPLY ISSUES. NO PACKS TAKE-OFF WAS BEING ACCOMPLISHED DUE TO PERFORMANCE LIMITATIONS. PACKS WOULD NOT COME ON WHEN SELECTED AFTER TAKE-OFF. ATTEMPTED MULTIPLE RESETS AND WAS ABLE TO REGAIN THE #1 SIDE. APU B
- [SDR AALA201907019051](https://openairdocs.org/sdr/AALA201907019051.md): Indication Sys · faulty · Jun 28, 2019 · N272AY · Airbus A330323 · Engine Temperature Indicating System
  > AIRCRAFT WAS GROUNDED: PILOT RETURNED TO CLT ON ACCOUNT OF NUMBER 1 ENGINE OVER TEMPERATURE INDICATION. EMERGENCY DECLARED. MAINTENANCE ACCOMPLISHED VISUAL INSPECTION IAW AMM 72-00-00-200-808A, FOUND WITHIN LIMITS OF AREA A. IAW TSM 71-00-00-700-825A.

Next page: https://openairdocs.org/engine/pratt-whitney-pw4168a/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 = 'PW4168A'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-pw4168a/reports

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