# Service difficulty reports: Pratt & Whitney JT8D-11

A list on [Pratt & Whitney JT8D-11](https://openairdocs.org/engine/pratt-whitney-jt8d-11.md).

Newest first. General aviation reporting is voluntary.

- [SDR DALA1023499751](https://openairdocs.org/sdr/DALA1023499751.md): Battery Pack · inoperative · Sep 20, 2010 · N751NW · Doug DC941 · Emergency Lighting
  > DURING MX CHECK FOUND LT AFT EMERGENCY EXIT LIGHT INOP, REPLACED BATTERIES AND TESTS, OK.
- [SDR DALA1014429763](https://openairdocs.org/sdr/DALA1014429763.md): Powerpack · inoperative · Jun 22, 2010 · N763NW · Doug DC941 · Emergency Lighting
  > DURING LINE CHECK, MX FOUND CEILING LIGHTS AT ROW 3,5, AND 7 INOP. MX RE-INSTALLED EMERGENCY LIGHTS POWER PACK IAW AMM DC9-A-33-53-00-401-926A-A. OPS CHECK OF LIGHTS NOW ALL CHECK GOOD.
- [SDR DALA1010169752](https://openairdocs.org/sdr/DALA1010169752.md): Battery Pack · inoperative · May 14, 2010 · N752NW · Doug DC941 · Emergency Lighting
  > ON FLIGHT CHECK MX FOUND EMERGENCY LIGHTS INOP AT ROWS 20-23. MX REPLACED EMERGENCY LIGHT BATTERY IN AFT RT LAV. OPS CHECK OF LIGHTS NOW CHECK GOOD.
- [SDR DALA106359974](https://openairdocs.org/sdr/DALA106359974.md): Light · inoperative · Mar 28, 2010 · N752NW · Doug DC941 · Emergency Lighting
  > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5-7 AND THE OVERWING EMERGENCY EXIT SIGN AT ROW 12 WERE ALL INOPERATIVE. MX REPLACED THE LIGHT ASSY AT ROW 12 AND ALL INOPERATIVE LIGHTS CHECKED FUNCTIONAL.
- [SDR DALA106359752](https://openairdocs.org/sdr/DALA106359752.md): Light · inoperative · Mar 28, 2010 · N752NW · Doug DC941 · Emergency Lighting
  > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5, 7 AND THE OVERWING EMERGENCY EXIT SIGN AT ROW 12 WERE ALL INOPERATIVE. MX REPLACED THE LIGHT ASSY AT ROW 12 AND ALL INOPERATIVE LIGHTS CHECKED FUNCTIONAL.
- [SDR DALA106499755](https://openairdocs.org/sdr/DALA106499755.md): Skin · gouged · Mar 27, 2010 · N755NW · Doug DC941 · Fuselage Main, Plate/Skin
  > DURING LINE CHECK, FOUND DOOR L1 CUTOUT GOUGED AT TOP AFT CORNER. REPAIRED IAW ERA 480985-14AD.
- [SDR NWAA093219751](https://openairdocs.org/sdr/NWAA093219751.md): Duct · ruptured · Sep 15, 2009 · N751NW · Doug DC941 · Engine Anti-Icing System
  > DURING CLIMB ENGINE FIRE INDICATION FOR THE NR 1 ENGINE ENUNCIATED. FLIGHT CREW COMPLIED WITH COM, FIRE EXTINGUISHER WAS ACTIVATED AND THE NR 1 ENGINE WAS SHUT DOWN. FLIGHT CREW RETURNED AIRCRAFT TO DEPARTURE AIRPORT PERFORMING AN UNEVENTFUL LANDING. MAINTE
- [SDR ABXA080004](https://openairdocs.org/sdr/ABXA080004.md): Engine · malfunctioned · Jan 4, 2008 · N974AX · Doug DC941 · Engine (Turbine/Turboprop)
  > LOST LEFT ENGINE OIL QUANTITY AND PRESSURE. SECURED ENGINE IN FLIGHT. REPLACED LEFT ENGINE IAW DC9 ENGINE CHANGE CARD 9090010.
- [SDR ABXA070204](https://openairdocs.org/sdr/ABXA070204.md): Engine · failed · Jun 24, 2007 · N970AX · Doug DC941 · Engine (Turbine/Turboprop)
  > NR 1 ENGINE, 1ST STAGE TURBINE HAD SEVERAL BLADES WITH CRACKED LEADING EDGE TIPS. ALSO SEVERAL BLADES HAD MOLTEN METAL ON TIPS. OUT OF SERVICABLE LIMITS IAW JT8D MM 72-50-00-210-002. REMOVED AND REPLACED NR 1 ENGINE IAW DC9 MM ON JOB CARD 9090010.
- [SDR NWAA070749751](https://openairdocs.org/sdr/NWAA070749751.md): Fcu · malfunctioned · Mar 3, 2007 · N751NW · Doug DC941 · Fuel Control/Turbine Engines
  > DURING DESCENT, AT 14,000 FT, NR 1 ENGINE FLAMED OUT. THE FLIGHT CREW DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE FUEL PUMP SHAFT SHEARED. THE FUEL PUMP AND FCU WERE REPLACED, THE ENGINE TRIMMED, TESTED AND RETURNED TO S
- [SDR ASAA0510183](https://openairdocs.org/sdr/ASAA0510183.md): Skin · corroded · Jun 14, 2005 · N742AS · Boeing 737290C · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN BULGE AT B-STRA 535, STR 28, LT. REPAIRED IAW SRM. (K)
- [SDR 0402179750](https://openairdocs.org/sdr/0402179750.md): Engine · flamed out · Dec 14, 2004 · N750NW · Doug DC941 · Engine (Turbine/Turboprop)
  > AFTER TAKEOFF, THE NR 1 ENGINE FLAMED OUT AT 3,300 FT, RELIGHT ATTEMPT WAS UNSUCCESSFUL. FLIGHT CREW RETURNED AIRCRAFT TO DEPARTURE AIRPORT PERFORMING AN UNEVENTFUL LANDING. MAINTENANCE REPLACED THE NR 1 ENGINE DUE TO LOW OIL PRESSURE DURING ENGINE WINDMILLI
- [SDR ABXA040350](https://openairdocs.org/sdr/ABXA040350.md): Door Frame · cracked · Oct 11, 2004 · N935AX · Doug DC933F · Fuselage Main, Structure
  > CRACKED AT SHEAR PIN RECEPTICLE ON P-DOME, 11:00 POSITION. REPAIRED IAW REA D953-50852MR AND SRD 5934886-510.
- [SDR ABXA040295](https://openairdocs.org/sdr/ABXA040295.md): Frame · cracked · Aug 11, 2004 · N977AX · Doug DC941 · Fuselage Main, Frame
  > RT FORWARD MAIN FRAME E CRACKED ON FORWARD FLANGE AT ZEE CLIP ATTACH FASTENERS, MIGRATES UNDER SPLICE PLATE RT (G) TO POINT (J) ON ES01144. REPAIRED MAIN FRAME IAW EA 53400120-001-2.
- [SDR ABXA040294](https://openairdocs.org/sdr/ABXA040294.md): Frame · cracked · Aug 10, 2004 · N977AX · Doug DC941 · Fuselage Main, Frame
  > RT AFT MAIN FRAME, STA. 775, AFT UPPER FLANGE WAS CRACKED BETWEEN POINTS G AND J. REPAIRED MAIN FRAME IAW EA 53400320-001-2.
- [SDR ABXA040293](https://openairdocs.org/sdr/ABXA040293.md): Skin · dented · Aug 10, 2004 · N977AX · Doug DC941 · Passenger/Crew Doors
  > FS 165 TO 200 PASSENGER DOOR LONGERON 16 LT SKIN DENTED. DAMAGE OUT OF LIMITS. REMOVED DAMAGED SKIN, FABRICATED DOUBLERS, REPAIRED IAW SRM 52-05.
- [SDR ABXA040225](https://openairdocs.org/sdr/ABXA040225.md): Engine · stalled · Jun 24, 2004 · N974AX · Doug DC941 · Turbine Engine Compressor Section
  > LEFT ENGINE SHUT DOWN IN FLIGHT DUE TO SEVERE COMPRESSOR STALLS. ENGINE WINDMILLED APPROX 20 MINUTES. OIL PRESSURE WAS NOT NOTED. REPLACED NR 1 ENGINE IAW ABX JOBCARD 9090010. OPS CHECK GOOD ON ENGINE RUN.
- [SDR ABXA030234](https://openairdocs.org/sdr/ABXA030234.md): Blade · damaged · Jun 13, 2003 · N969AX · Doug DC941 · Turbine Section
  > TURBINE DAMAGE (T-1) ON NR 1 ENGINE. BLADE TIP MISSING. REPLACED THE NR 1 ENGINE IAW DC-9 MM.
- [SDR ABXA020280](https://openairdocs.org/sdr/ABXA020280.md): Link · cracked · Nov 2, 2002 · N970AX · Doug DC941 · Engine Thrust Reverser
  > WHILE COMPLYING WITH AD 96-10-11, FOUND CRACK INDICATION ON UPPER LEFT THRUST REVERSER DRIVER LINK. INSTALLED SERVICEABLE DRIVER LINK IAW DC-9 MM 78-31-05-2-0001.
- [SDR WXOA02007](https://openairdocs.org/sdr/WXOA02007.md): Drive Gear · failed · Sep 18, 2002 · N127NK · Doug DC921 · Turbine Engine Oil System
  > ENROUTE, NR 1 ENGINE LOW OIL PRESSURE ANNUNCIATOR INDICATION ILLUMINATED. CREW COMPLIED WITH AOM EMERGENCY/ ABNORMAL PROCEDURES. PRECAUTIONARY INFLIGHT ENGINE SHUTDOWN ACCOMPLISHED. AIRCRAFT CONTINUED TO STATION WITHOUT INCIDENT. THE ENGINE WAS REMOVED AND
- [SDR 0200229754](https://openairdocs.org/sdr/0200229754.md): Exciter · Jan 24, 2002 · N754NW · Doug DC941 · Powerplant System
  > DURING RIGHT ENGINE START, THE EGT WOULD NOT RISE. TAKEOFF WAS ABORTED. AFTER ENGINE RESTART, THE TOWER REPORTED SMOKE AND FIRE IN THE RIGHT ENGINE TAILPIPE. CREW SHUT DOWN THE RIGHT ENGINE, DISCHARGED TWO FIRE BOTTLES, AND AN EMERGENCY PASSENGER EVACUATION OF
- [SDR WX0A01007](https://openairdocs.org/sdr/WX0A01007.md): Fuel Line · leaking · Jul 25, 2001 · N127NK · Doug DC921 · Engine Fuel Distribution
  > LCQ - DURING AIRCRAFT SCHEDULED INSPECTION AT REPAIR STATION, MAIN FUEL SUPPLY HOSE ASSEMBLIES ON RIGHT AND LEFT ENGINES TO FUEL CONTROL UNITS REPORTED LEAKING. FUEL LEAKAGE DETECTED DURING POST INSPECTION ENGINE RUNS. MAINTENANCE REMOVED AND REPLACED LEFT A
- [SDR 0100179760](https://openairdocs.org/sdr/0100179760.md): Engine · stalled · Jan 10, 2001 · N760NW · Doug DC941 · Engine (Turbine/Turboprop)
  > ON CLIMB, JUST AFTER ROTATION, THE RIGHT ENGINE EXPERIENCED A SEVERE COMPRESSOR STALL AND AN UNCONTAINED ENGINE FAILURE. THE FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE RIGHT ENGINE.
- [SDR 9905269758](https://openairdocs.org/sdr/9905269758.md): Pump · failed · Dec 4, 1999 · N758NW · Doug DC941 · Engine Fuel Pump
  > DURING CRUISE FLIGHT, THE RIGHT ENGINE FLAMED OUT AT FL350; SMOOTH AIR, NO VIBRATION, AND NO RELIGHT. THE RIGHT ENGINE WAS WINDMILLED AT 17-22 PERCENT AND POSITIVE OIL PRESSURE WAS MAINTAINED. THE FLIGHT CREW FOLLOWED COM PROCEDURES, DIVERTED FLIGHT TO BUF,
- [SDR 9810269750](https://openairdocs.org/sdr/9810269750.md): Fuel Pump · failed · Oct 16, 1998 · N750NW · Doug DC941 · Engine Fuel Pump
  > DURING CRUISE AT 31,000 FEET, THE LEFT ENGINE EXPERIENCED A FLAMEOUT. ATTEMPTS TO RESTART ENGINE WERE UNSUCCESSFUL. CREW PERFORMED ENGINE SHUTDOWN COM PROCEDURES. AIRCRAFT DIVERTED TO SDF AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT E
- [SDR 9806779763](https://openairdocs.org/sdr/9806779763.md): Fuel Control · malfunctioned · Apr 18, 1998 · N763NW · Doug DC941 · Fuel Control/Turbine Engines
  > DURING CLIMB TO MAINTAIN EQUAL POWER SETTINGS, THE POWER LEVERS WERE SPLIT WITH THE LEFT FORWARD OF THE RIGHT. CREW ELECTED TO RETURN TO DTW. MAINTENANCE REPLACED THE LEFT ENGINE FUEL CONTROL UNIT. ENGINE OPERATIONAL CHECK OK.
- [SDR 9709869754](https://openairdocs.org/sdr/9709869754.md): Valve · failed · May 16, 1997 · N754NW · Doug DC941 · Compressor Bleed Control
  > AS TAKEOFF POWER WAS APPLIED, THE RIGHT ENGINE EXPERIENCED COMPRESSOR STALLS. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE RIGHT ENGINE EIGHTH STAGE CHECK VALVE, OPERATIONAL CHECK OK.
- [SDR 9703699760](https://openairdocs.org/sdr/9703699760.md): Compressor · stalled · Feb 19, 1997 · N760NW · Doug DC941 · Turbine Engine Compressor Section
  > DURING CLIMB AT 3,000 FEET, THE RIGHT ENGINE EXPERIENCED A COMPRESSOR STALL. CREW RETURNED TO DEPARTING STATION OF YUL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED FOREIGN OBJECT FROM THE RIGHT ENGINE, CHECKED THE PRBC AND PS3 SCREENS. ENGINE WA
- [SDR ABXA9600637](https://openairdocs.org/sdr/ABXA9600637.md): Engine · bird strike · Sep 30, 1996 · N935AX · Doug DC933F · Engine (Turbine/Turboprop)
  > BIRD STRIKE LEFT ENGINE. REMOVED THE DAMAGED AREA TO THE LEFT ENGINE NR 1 BLADE, BORESCOPED THE LEFT ENGINE AND GROUND RAN TO TAKEOFF EPR, OPS CHECKED GOOD.
- [SDR 9604759753](https://openairdocs.org/sdr/9604759753.md): Oil Filter · dirty · Feb 23, 1996 · N753NW · Doug DC941 · Turbine Engine Oil System
  > NR 2 ENGINE OIL FILTER CLOG WARNING LIGHT ILLUMINATED ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. CARBON CONTAMINATION WAS FOUND IN THE OIL FILTER. MAINTENANCE REPLACED THE FILTER AND SUBSEQUENT RUNUP WAS SATISFACTORY.
- [SDR GTIA96NK142](https://openairdocs.org/sdr/GTIA96NK142.md): Oil Filter · leaking · Feb 13, 1996 · N125NK · Doug DC921 · Turbine Engine Oil System
  > LOG PAGE 03409 - LEFT ENGINE LOST OIL QUANTITY. ENGINE SHUT DOWN WITH 3 QUARTS OF OIL REMAINING. FOUND OIL LEAK COMING FROM MAIN OIL FILTER. INSTALLED NEW FILTER, REPLACED PACKINGS, SERVICED OIL. OPS AND LEAK CHECK GOOD IAW DC-9 MM CHAPTER 79. (X)
- [SDR 9602369750](https://openairdocs.org/sdr/9602369750.md): Fuel Pump · failed · Jan 31, 1996 · N750NW · Doug DC941 · Engine Fuel Pump
  > DURING CLIMBOUT, THE NR 1 ENGINE FLAMED OUT. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE FUEL CONTROL UNIT WITH A SERVICEABLE PART.
- [SDR ABXA9500821](https://openairdocs.org/sdr/ABXA9500821.md): Engine · seized · Oct 10, 1995 · N979AX · Doug DC941 · Engine (Turbine/Turboprop)
  > RIGHT ENGINE SEIZED ON TAKEOFF ROLL. TAKEOFF ABORTED. REPLACED RIGHT ENGINE.
- [SDR ABXA9500753](https://openairdocs.org/sdr/ABXA9500753.md): Oil Line · leaking · Oct 2, 1995 · N930AX · Doug DC933F · Engine Oil Distribution (Airframe Furnished)
  > LEFT ENGINE SHUT DOWN FOR FLUCTUATING OIL PRESSURE AND ZERO QUANTITY INDICATION. TOTAL WINDMILL TIME WAS LESS THAN 1.5 MINUTES. REPLACED TWO OIL LINES OFF THE FUEL/OIL COOLER TO GEAR BOX IAW DC-9 M.M. 79-20. LEAK CHECKED GOOD.
- [SDR 9512679755](https://openairdocs.org/sdr/9512679755.md): Fuel Control · malfunctioned · Aug 13, 1995 · N755NW · Doug DC941 · Fuel Control/Turbine Engines
  > DURING CLIMB, THE NR 2 ENGINE N1, N2, AND EPR INDICATORS WERE FLUCTUATING. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE FUEL CONTROL ASSEMBLY AND TESTED THE ENGINE. ENGINE PERFORMANCE WAS SATISFACTORY, THE AIRCRAFT RETURN
- [SDR 9509699758](https://openairdocs.org/sdr/9509699758.md): Epr Transmitter · malfunctioned · Jun 17, 1995 · N758NW · Doug DC941 · Engine Pressure Ratio (EPR)
  > NR 2 ENGINE EPR INDICATION BEGAN DECREASING SHORTLY AFTER DEPARTURE. THE FLIGHT RETURNED TO MSP LANDING WITHOUT INCIDENT. MAINTENANCE REPLACED THE EPR TRANSMITTER. THE AIRCRAFT WAS RUNUP AND CHECKED OK. AIRCRAFT RETURNED TO SERVICE.
- [SDR 9505569762](https://openairdocs.org/sdr/9505569762.md): Fuel Line · leaking · Apr 11, 1995 · N762NW · Doug DC941 · Engine Fuel Distribution
  > ON DESCENT, NR 2 ENGINE WOULD NOT RESPOND TO POWER LEVER MOVEMENT. FLIGHT LANDED IN PVD WITHOUT INCIDENT. THE ENGINE WAS SHUT DOWN WHILE TAXIING TO THE GATE. MAINTENANCE FOUND FUEL LEAKING FROM THE LINE CONNECTING THE P AND D VALVE TO THE FUEL OIL COOLER.
- [SDR 9505009760](https://openairdocs.org/sdr/9505009760.md): Line · cracked · Mar 25, 1995 · N760NW · Doug DC941 · Engine Pressure Ratio (EPR)
  > NR 1 ENGINE EPR INDICATION WAS LOW ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED A CRACKED PT7 LINE. THE SYSTEM CHECKED OK ON RUN-UP. THE AIRCRAFT RETURNED TO SERVICE.
- [SDR 9504269752](https://openairdocs.org/sdr/9504269752.md): Prbc Valve · failed · Mar 10, 1995 · N754NW · Doug DC941 · Compressor Bleed Valve
  > DEPARTING FROM MSP, THE NR 1 ENGINE EXPERIENCED A COMPRESSOR STALL AT APPROXIMATELY 3,000 FEET. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. ENGINE WAS INSPECTED, NO DAMAGE NOTED. MAINTENANCE REPLACED THE PRBC AND P AND D VALVE. THE ENGINE WAS RUN
- [SDR 9501939754](https://openairdocs.org/sdr/9501939754.md): Epr Indication · malfunctioned · Feb 5, 1995 · N754NW · Doug DC941 · Engine Pressure Ratio (EPR)
  > AS THROTTLES WERE ADVANCED FOR TAKEOFF, THE NR 2 ENGINE EPR INDICATOR HUNG AT 1.5. TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. THE CREW PERFORMED A GROUND RUN-UP ON BOTH ENGINES. NO DISCREPANCIES NOTED. AIRCRAFT RETURNED TO SERVICE.

## 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 = 'JT8D11'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-jt8d-11/reports

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