Pratt & Whitney PW4090

Service difficulty reports · 1,399

Newest first. General aviation reporting is voluntary.

Query with SQL
duckdb -csv -c "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 = 'PW4090'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 2001UALA00492Video Unit · failedELECTRICAL ODOR AND SMOKE REPORTED IN AFT CABIN. FLIGHT DIVERTED AND LANDED UNDER AMBER ALERT INTO SNN (SHANNON, IRELAND). MAINT CHECK SEAT FOR FAILED SEAT VIDEO DISTRIBUTION UNITS IN AFT CABIN AREA. SUPPLEMENTAL DATA UPDATE THE VIDEO DISTRIBUTION UNIT AT SEAApr 15, 2001 · N799UA · Boeing 777222 · Entertainment SystemSDR 2001UALA00512Floorbeam · crackedSTA 246 MID-CHORD HORIZ LEG CRACKED AT RBL 38.5. *S/D* REPAIRED PER SRM 53-10-51, REPAIR 2.Apr 10, 2001 · N785UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2001UALA00461Generator · failedLOST RT ENG GEN PRIOR TO ENTERING ETOPS. RIGHT GENERATOR CONTROL BREAKER (GCB) OPEN OR GENERATOR CONTROL SWITCH OFF AND ENGINE NOT SHUT DOWN. DIVERT TO LHR. SUPPLEMENTAL DATA UPDATE ELEC GEN SYS R EICAS MESSAGE WAS DISPLAYED WITH ASSOCIATED MAINTENANCE MESSApr 8, 2001 · N787UA · Boeing 777222 · AC Generator-AlternatorSDR 2001UALA00381Tube · leakingDURING SHOP OVERHAUL, SLIDE RAFT FAILED INFLATABLE AIR RETENTION TEST OF THE TOP TUBE.Mar 30, 2001 · N783UA · Boeing 777222 · Escape SlideSDR 2001UALA00324Idg · failedACFT RTB FOR NR 2 GEN INOP. *S/D* ELEC GEN OFF LT EICAS WAS DISPLAYED W/ASSOC MAINT MSGS 24-31591 & 24-31631. IDG FILTER INDICATOR WAS FOUND POPPED. LT IDG WAS REPLACED TO CORRECT THE PROBLEM. THE PRELIMINARY FINDING REPORT OF THE IDG INDICATED A FAILURE Mar 25, 2001 · N219UA · Boeing 777222 · AC Generator-AlternatorSDR 2001UALA00261Idg · failedLOST LT ENGINE GENERATOR AFTER DEPARTURE FROM FRA. FLIGHT CONTINUED WITH APU RUNNING UNTIL APU SHUTDOWN. DIVERTED TO LHR WHERE OVERWEIGHT LANDING WAS MADE. THE APU GEN WAS SELECTED IN PLACE OF LEFT GEN. HOWEVER, THE APU HAD AN AUTO SHUTDOWN RESULTED IN A DIVEMar 15, 2001 · N794UA · Boeing 777222 · AC Generator-AlternatorSDR 2001UALA00391Sensor · failedLOST LEFT ENGINE GENERATOR AFTER DEPARTURE FROM FRA. AFTER DISCUSSION WITH MAINTENANCE, FLIGHT CONTINUED WITH APU RUNNING UNTIL APU SHUTDOWN. DIVERTED TO LHR WHERE OVERWEIGHT LANDING WAS MADE. AN OVER SPEED FAULT WAS DETECTED CAUSING AN AUTOMATIC SHUTDOWN OFMar 15, 2001 · N794UA · Boeing 777222 · APU Indicating SystemSDR 2001UALA00447Stiffener · crackedSTA. 246 BUCKLED FWD STIFFENER AT:LBL - 7.88 RBL - 7.88 STA. 246 CRACKED FWD STIFFENER AT: RBL 26.06 SUPPLEMENTAL DATA UPDATE REPLACED STIFFENERS PER SRM 53-10-51, REPAIR 3.Mar 12, 2001 · N791UA · Boeing 777222 · Fuselage Miscellaneous StructureSDR 2001UALA00216Module · leakingCREW VERBAL ON AIRCRAFT DESCENT AT 7K, ODOR IN THE FORWARD CABIN FLT DESK. CREW SAID IT SMELLS LIKE HOT OIL SMELL OR OZONE CONVERTER. SUPPLEMENTAL DATA UPDATE THE PROBLEM WAS DUE TO FAULTY RH HYDRAULIC PNEUMATIC PRESSURIZATION MODULE. THE PNEUMATIC DUCTING Mar 7, 2001 · N797UA · Boeing 777222 · Air Distribution SystemSDR 2001UALA00163Module · leakingSTRONG ODOR DETECTED IN COCKPIT DURING CRUISE WHEN UPPER RECIRCULATING FAN IS TURNED OFF. ODOR GOES AWAY QUICKLY WHEN FAN IS TURNED BACK ON. LOWER FAN OK. SUPPLEMENTAL DATA UPDATE THE PROBLEM WAS DUE TO FAULTY RT HYDRAULIC PNEUMATIC PRESSURIZATION MODULE. Feb 27, 2001 · N797UA · Boeing 777222 · Hydraulic System, MainSDR 2001UALA00162Light · brokenTHE 3F EMERGENCY LIGHT STRIP BROKEN. REPLACED LIGHT STRIP.Feb 24, 2001 · N790UA · Boeing 777222 · Emergency LightingSDR 2001UALA00193Clamp · failedFORTY MINUTES AFTER TAKE-OFF, FLIGHT HAD MULTIPLE EICAS MESSAGES FOR THEIR RIGHT ENGINE NACELLE VENT VALVE. BLEED LOOP 2 WING R STATUS MSG, BLEED LEAK R, BLEED LOSS R AND PACK R. RESET THE BLEED BUT MESSAGES CAME BACK. RETURNED TO IAD AND LANDED OVERWEIGHT.Feb 23, 2001 · N784UA · Boeing 777222 · Pneumatic Distribution SystemSDR 2001UALA00197Floorbeam · crackedCRACKED STA 246 FLOORBEAM MID CHORD AT CUTOUT- LBL 38.5, BUCKLED STIFFENERS STA 246 FLOORBEAM - RBL 7 AND 26. *S/D* REPAIR CRACK PER SRM 53-10-51, REPAIR 1, PAGE 201. REPLACED STIFFENERS PER SRM 53-10-51, REPAIR 3, PAGE 201.Feb 17, 2001 · N797UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2001UALA00101Stiffener · crackedCRACKED STA 246 FLOORBEAM FORWARD VERTICAL STIFFENERS AT: LBL - 7.88, 38.5RBL - 7.88, 38.0, 44.95, 50.0. *S/D* REPLACED STIFFENERS PER SRM 53-10-51, REPAIR 3.Feb 10, 2001 · N204UA · Boeing 777222 · Fuselage Miscellaneous StructureSDR 2001UALA00063Seal · leakingDURING CRUISE, FLT REPORTED HOT, ELEC SMELL IN COCKPIT & CABIN WITH RECIRC FANS OFF. WITH RECIRC FANS ON, SMELL GOES AWAY. DIVERTED TO ORD. *S/D* GROUND RUNUP REVEALED SLIGHT OIL SMELL IN COCKPIT & CABIN WHEN ISOLATED TO RIGHT PACK AND RIGHT ENG. NO ELEC Jan 29, 2001 · N797UA · Boeing 777222 · Turbine Engine Compressor SectionSDR 2001UALA00051Unknown · odorFLT RETURNED TO DEN DUE TO HEAVY SMOKE ODOR IN THE COCKPIT & FIRST CLASS. NO SMOKE WAS SEEN. AT FL250, THERE WAS A SHIFT OFF THE ENGINE, AT FL270 THERE WAS AN ACRID SMELL AND AT FL310-320 THE SMELL WAS VERY HEAVY IN 2A/2B. CAPT DECLARED AN EMERGENCY. F/O WJan 24, 2001 · N206UA · Boeing 777222 · Air Distribution SystemSDR 2001UALA00037Control Unit · malfunctionedON LANDING ROLLOUT PHASE AT FRA, APPROX 20 KTS, SPEEDBRAKES DOWN, REVERSERS STOWED, BRAKES APPLIED, UNCOMMANDED SWERVE TO RIGHT. NOSE GEAR OFF RUNWAY AND MAINS ON RUNWAY. NO EICAS MSG TOWED TO GATE. NO APPARENT DAMAGE TO AIRCRAFT AND NO INJURIES. *S/D* Jan 18, 2001 · N208UA · Boeing 777222 · Landing Gear Brake SystemSDR 2001UALA00049Display · failedSMOKE REPORTED AT 4R CACP ON TAXI OUT. AIRCRAFT RETURNED TO GATE. *S/D* BOTH BACKLIGHTS ON THE SCREEN FAILED CAUSING AN OVERHEAT CONDITION AT THE INSULATION OF THE BACKLIGHTS. THE TOUCHSCREEN WAS REPLACED. NO EVIDENCE OF ACFT ELECTRICAL PROBLEMS WERE NOTEJan 18, 2001 · N785UA · Boeing 777222 · Central DisplaySDR 2001UALA00035Fan · odorDURING CRUISE AFTER TURNING ON RT RECIR FAN UNUSUAL ODOR FILLED THE COCKPIT AND FIRST CLASS CABIN. NOT AS BAD IN FIRST CLASS, SMELL LIKE OZONE OR ELECTRIC BURNING SMELL. ODOR COULD NOT BE DUPLICATED ON GROUND. SINCE IT WAS REPORTED THAT THE ODOR WAS LIKE OZJan 17, 2001 · N797UA · Boeing 777222 · Air Distribution FanSDR 2001UALA00034Light · detached3E EEL LIGHT DETACHED AND STOWED AT SEAT. SECURED 3E EEL LIGHT. OPS CHK NORMAL.Jan 16, 2001 · N794UA · Boeing 777222 · Emergency LightingSDR 2001UALA00017Floorbeam · crackedTHE STA 246 FLOORBEAM MID CHORD WAS CRACKED AT LBL 38. THE CRACK IS IN THE CENTER FLANGE. *S/D* CRACKED MID CHORD REPAIRED PER SRM 53-10-51, REPAIR 2, FIG 203.Jan 8, 2001 · N784UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2001UALA00006Light · inoperativeSEAT 20G EMERGENCY LIGHT INOP AND DAMAGED. REPLACED LIGHT ASSY AND TESTS GOOD.Jan 5, 2001 · N789UA · Boeing 777222 · Emergency LightingSDR 2001UALA00005Wire · damagedTWO ADJACENT EEL LIGHTS ON SEAT 1E INOP. REPLACED SEAT CABLE. CHECKS GOOD.Jan 3, 2001 · N795UA · Boeing 777222 · Light System WiringSDR 2001UALA00003Transformer · inoperativeTWO ADJACENT EEL LIGHTS INOP ON SEAT 2E. REPLACED EEL TRANSFORMER AND LIGHTS CHECK GOOD.Jan 2, 2001 · N207UA · Boeing 777222 · Emergency LightingSDR 2000UALA00818Slide Raft · leakingDOOR 4 LT SLIDE/RAFT FAILED AIR RETENTION CHECK. FOUND TWO HOLES IN INFLATABLE, ONE IS UPPER TUBE AND ONE IN LOWER TUBE. PROBABLE CAUSE OF BOTH HOLES APPEARS TO BE CAUSED DURING PACKING. UNIT IS BEING SENT TO VENDOR FOR REPAIR.Dec 29, 2000 · N796UA · Boeing 777222 · Life RaftSDR 2000UALA00819Slide Raft · leakingDOOR 1 LT SLIDE/RAFT FAILED AIR RETENTION CHECK. FOUND SEAM LEAK IN INFLATABLE LOWER TUBE MIDDLE OF RT SIDE. PROBABLE CAUSE OF SEAM LEAK APPEARS TO BE CAUSED BY POOR WORKMANSHIP DURING MANUFACTURE - UNIT IS BEING SENT TO VENDOR FOR REPAIR.Dec 29, 2000 · N799UA · Boeing 777222 · Life RaftSDR 2000UALA00817Light · missingEXIT EMERGENCY LIGHT MISSING AT SEAT 1F. REPLACED AFT LIGHT ASSY. OP CK''D GOOD.Dec 21, 2000 · N794UA · Boeing 777222 · Emergency LightingSDR 2000UALA00822Connector · contaminated38A COVE LIGHT OUT. *S/D* IT APPEARS THAT MOISTURE FROM AN IMPROPERLY SHINGLED INSULATION BLANKET DRIPPED ONTO THE LIGHT CONNECTOR CAUSING A SHORT. A SERVICE BULLETIN THAT DISTURBS THE BLANKET IN THIS AND OTHER AREAS MAY HAVE BEEN THE CAUSE. A CALLOUT WAS Dec 19, 2000 · N787UA · Boeing 777222 · Passenger Compartment LightingSDR 2000UALA00795Light · inoperativeFOUND EEL LIGHT IN AFT SIDE OF SEAT 3F INOP. REPLACED LIGHT ASSY. CHECK GOOD.Dec 17, 2000 · N796UA · Boeing 777222 · Emergency LightingSDR 2000UALA00784Light · inoperativeSEAT 3E AFT EEL LIGHT WILL NOT LIGHT. REPLACED LIGHT ASSY. OPS OK.Nov 30, 2000 · N795UA · Boeing 777222 · Emergency LightingSDR 2000UALA00710Brake · seizedNR 8 BRAKE SEIZED ON TAKEOFF ROLL. AIRCRAFT RETURNED TO BLOCKS. CREW REPORT AIRCRAFT SWERVED TO LEFT ON COMMENCEMENT OF TAKEOFF ROLL. SUPPLEMENTAL DATA UPDATE REPLACED NR 8 SEIZED BRAKE. PRECAUTIONARY REPLACED BSCU ( BRAKE SYSTEM CONTROL UNIT)Nov 27, 2000 · N197UA · Boeing 747422 · BrakeSDR 2000UALA00727Floorbeam · crackedSTA 246 FLOORBEAM: ONE STIFFENER CRACKED AT RBL 38.0. THREE STIFFENERS BUCKLED AT RBL 7.88, 26.06 & 39.0. SUPPLEMENTAL DATA UPDATE, REPLACED CRACKED STIFFENER PER SRM 53-10-51. REPLACED BUCKLED STIFFENER PER SRM 53-10-51.Nov 21, 2000 · N786UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2000UALA00638Bleed Valve · failedFLT HAD RIGHT BLEED VALVE FAILURE. ALSO SATCOM MEL. DIVERTED ORD DUE TO COMBINED PROBLEMS. *S/D* ORIGINALLY, MAINT MSGS SHOWED THE PRSOV TO HAVE FAILED CLOSED, HPSOV FAILED OPENED & CLOSED (AT DIFFERENT TIMES), INTERMED. PRESSURE SENSOR FAILED & THE FAMV Oct 28, 2000 · N790UA · Boeing 777222 · Compressor Bleed ValveSDR 2000UALA00636Idg · failedELEC GEN OFF RIGHT GENERATOR CONTROL BREAKER (GCB) OPEN OR GENERATOR CONTROL SWITCH OFF, AND ENGINE NOT SHUT DOWN. ADVISORY ELEC GEN R INOP. DUMPED FUEL. RTF. *S/D* ELEC GEN SYS R AND ELEC GEN OFF R EICAS MESSAGES WERE DISPLAYED. REPLACED RIGHT IDG.Oct 27, 2000 · N207UA · Boeing 777222 · AC Generator-AlternatorSDR 2000UALA00637Radio · failedLT AND RT HF TRANSMIT OK BUT NO RECEPTION PER CREW. RTF *S/D* BOTH COUPLERS WERE REPLACED AND TESTED IN THE SHOP. THE RESULT WAS NO FAULT FOUND. ALSO REPLACED WAS THE AUDIO MANAGEMENT UNIT. THE RESULTS OF TESTING ON THIS UNIT ARE NOT YET KNOWN.Oct 27, 2000 · N784UA · Boeing 777222 · HF Communications SystemSDR 2000UALA00715Floorbeam · crackedSTA 246 FORWARD STIFFENERS DAMAGED:ONE CRACKED IN THE RADIUS AT RBL 7.88. THREE BUCKLED IN THE FREE FLANGE AT RBL 26.06 & 49.0 AND LBL 7.88. SUPPLEMENTAL DATA UPDATE, REPLACED CRACKED AND DISTORTED STIFFENERS PER SRM 53-10-51.Oct 27, 2000 · N795UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2000UALA00627Engine · malfunctionedLEFT ENGINE SLOW TO SPOOL BACK UP AT HIGH AND MIDDLE ALTITUDES NO NOTICABLE DIFFERENCE BETWEEN N1 AND EGT. *S/D* DURING STEP DESCENT, THROTTLES WERE ADVANCED ABOVE IDLE AND LEFT ENGINE ACCELERATED ABOUT 6 SECONDS SLOWER THAN RIGHT ENGINE, ACTIVATING RUDDER TOct 26, 2000 · N217UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR 2000UALA00588Window · failedWINDSHIELD AT 1R SHATTERED. DIVERTED DEN. *S/D* UAL COMPONENT ENGINEER EVALUATED DISCREPANT WINDOW IN THE SHOP. THE UPPER INNER BUS BAR (ANTI-FOG LAYER) WAS SEVERELY DETERIORATED ALONG THE FORWARD EDGE WHERE EVIDENCE OF DELAMINATION ALONG THE STRUCTURAL POct 10, 2000 · N204UA · Boeing 777222 · Flight Compartment WindowsSDR 2000UALA00566Idg · failedLT IDG DISCONNECTED ON T-O ROLL. DUMPED FUEL. RETURNED TO FIELD. *S/D* EICAS ELEC GEN SYS L WAS DISPLAYED WITH ASSOCIATED MAINTENANCE MESSAGES 24-30031 (GENERATOR CONTROL UNIT (L) HAS AN INTERNAL FAULT) AND 24-31611 (INTEGRATED DRIVE GENERATOR (L) EXCITER Sep 27, 2000 · N785UA · Boeing 777222 · Alternator-Generator DriveSDR 2000UALA00568Indicator · malfunctionedDURING CLIMBOUT-PASSING 15,000-BOTH ALTIMETER INDICATIONS ON THE PFD''S TURNED AMBER IN COLOR AND SURROUNDED BY AMBER BOX. DIVERTED IAD. *S/D* PER 777 FLIGHT MANUAL PAGE 19-63 FOR THE INFORMATION ABOUT THE BAROMETRIC SETTING THE FOLLOWING IS QUOTED THE DISSep 27, 2000 · N785UA · Boeing 777222 · Heads Up Display SystemSDR 2000UALA00572Power Supply · inoperativeEMERGENCY LIGHTS IN FRONT HALF OF COACH INOP. REPLACED POWER SUPPLY AND BATTERY, OPS CK OK.Sep 26, 2000 · N207UA · Boeing 777222 · Emergency LightingSDR 2000UALA00685Floorbeam · damagedSTATION 246 AFT UPPER CHORD AND AFT UPPER CHANNEL CRACKED. STATION 246 FLOORBEAM FWD VERTICAL STIFFENER IS BENT. ALSO COCKPIT FLOOR SUPPORT IS CRACKED AT STATION 244 AT ATTACH AREA FOR STATION 246 FLOORBEAM STIFFENER. *S/D* REPAIRED PER SRM 53-10-51.Sep 25, 2000 · N782UA · Boeing 777222 · Fuselage Main, Floor BeamSDR 2000UALA00545Sensor · dirtyAFTER TAKEOFF CREW HEARD LOUD THUMP SOUND AND DOOR FWD CARGO EICAS MSG DISPLAYED. DOOR SYNOPTIC PG AND DOOR SHOWED UNLATCHED. CREW ALSO REPORTED LOW FREQ VIBRATION DURING CLIMBOUT. RTF SEA. *S/D* CALLED OUT TO ACCOMPLISH INSPECTION OF WIRING, SENSORS, ANDSep 12, 2000 · N795UA · Boeing 777222 · Cargo/Baggage DoorsSDR 2000UALA00525Transducer · malfunctionedCREW LOW O2 MESSAGE. DIVERTED DEN. *S/D* CREW OXYGEN CYLINDER PRESSURE WAS NORMAL 1700 PSI. FOUND THE CAUSE OF THE PROBLEM TO BE THE PRESSURE TRANSDUCER. TRANSDUCER WAS REPLACED SEPT. 05, 2000. OPERATIONAL CHECK WAS GOOD.Sep 3, 2000 · N799UA · Boeing 777222 · Crew Oxygen SystemSDR 2000UALA00505Engine · malfunctionedN1 INDICATION: ERRATIC WHEN N1 IS ABOVE 9 PERCENT, RT ENGINE. N1 FLUCTUATIONS AFTER T/O. AIR COND PACKS SURGING SOUNDS, SHORTLY AFTER NR 2 ENG. EPR AND N1 STARTED FLUCTUATING NR 2 EPR +- . 07 TO 08 EPR NR 2 N1,+- .3 TO .4. *S/D* AFTER THE HPSOV WAS INOP IN Aug 24, 2000 · N782UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR 2000UALA00489Inverter · inoperativeROW 1E FWD AND AFT EMERGENCY PROXIMITY LIGHTS INOPERATIVE. *S/D* FOUND A WIRE PULLED OUT OF CONNECTOR FOR PROX LIGHT. WHILE SPLICING IN NEW WIRE, INVERTER WAS SHORTED OUT. AFTER SPLICE AND INVERTER REPLACEMENT, SYSTEM OPERATION NORMAL.Aug 16, 2000 · N792UA · Boeing 777222 · Emergency LightingSDR 2000UALA00481Generator · failedEN ROUTE SFO-FRA, CREW RECEIVED ADVISORY: BACKUP ELECTRICAL SYSTEM FAILURE. RETURNED TO SFO. *S/D* BOTH BACKUP GENERATORS FAILED. ORIGINAL GRIPES INDICATED INTERNAL ELECTRICAL FAULTS TO THE BACKUP GENERATORS. THEN, THE RIGHT BACKUP GENERATOR INDICATED A Aug 12, 2000 · N206UA · Boeing 777222 · AC Generation SystemSDR 2000UALA00472Blade · fracturedEN ROUTE NRT-BKK, FLIGHT REPORTED NR 1 ENGINE COMPRESSOR STALL WITH MAXIMUM EGT OF 714. ENGINE WAS SHUT DOWN. AIRCRAFT DIVERTED TO TPE. *S/D* HIGH PRESSURE TURBINE FIRST STAGE BLADE FRACTURED IN THE AIRFOIL JUST ABOVE THE PLATFORM. FRACTURE WAS CAUSED BYAug 8, 2000 · N795UA · Boeing 777222 · Turbine Engine Compressor SectionSDR 2000UALA00451Connector · shortedEN ROUTE IAD-MUC, ON CLIMBOUT, CREW RECEIVED ADVISORY MESSAGE INDICATING LEFT INTEGRATED DRIVE GENERATOR HAD DISCONNECTED. UNABLE TO RESET. AIRCRAFT RETURNED TO IAD DUE TO WEATHER EN ROUTE FORECAST. *S/D* ON THE IDG (INTERGRATED DRIVE GENERATOR), CONNECTORJul 29, 2000 · N797UA · Boeing 777222 · AC Generator-AlternatorSDR 2000UALA00450Slide · leakingDURING ROUTINE SHOP OVERHAUL, DOOR 1 LEFT HAND SLIDE RAFT (P/N: 62771-117, S/N 0234) FAILED AIR RETENTION TEST. FOUND SEAM LEAK IN THE BOTTOM TUBE. LEAK IS IN RIGHT HAND DOG LEG TUBE FLANGE TO LOWER MAIN TUBE. SLIDE/RAFT (P/N: 62421-109, S/N 0234) SENT TO VJul 28, 2000 · N789UA · Boeing 777222 · Escape Slide
Back to Pratt & Whitney PW4090