Pratt & Whitney PW4052
Service difficulty reports · 1,128
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 = 'PW4052' 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.
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 = 'PW4052' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 2001UALA00390Pump · failedAFTER T/O DURING FLAP RETRACTION A LOUD METAL ON METAL SOUND WAS HEARD THROUGHOUT THE ACFT. THIS NOISE CONFIRMED BY FLT CREW WHILE FLAPS IN MOTION AND CEASED IMMEDIATELY WHEN FLAPS STOPPED. *S/D* INTERNAL FAILURE OF CENTER HYDRAULIC SYSTEM AIR DRIVEN PUMP (SDR 2001UALA00172Sensor · contaminatedCREW REPORTS SMOKE APPEARS FROM FWD LH SIDE OF THE AIRCRAFT. CREW ALSO REPORTS SMOKE WAS COMING FROM OUTSIDE OF THE AIR CRAFT AND APPEARED WHEN THROTTLES WERE ADVANCED. SUPPLEMENTAL DATA UPDATE SUSPECTED MOISTURE IN TAT PROBE. NO EICAS OR STATUS MESSAGE PRESENSDR 2001UALA00202Link · missingWHILE PREPARING FOR GEAR SWING FOUND UPLOCK STABILIZER LINK MISSING.SDR 2001UALA00157Control Unit · malfunctionedON LANDING NOSE PITCHED UP WITHOUT YOKE DISPLACEMENT. *S/D* UNABLE TO DUPLICATE PITCH-UP CONDITION. ACCOMPLISHED FULL ELEVATOR AND SPOILER OPERATIONAL CHECKS PER MM'S. ACCOMPLISHED MECHANICAL CHECKS OF FLAP AND AILERON SYSTEMS. REVIEWED INFORMATION FROM FSDR 2000UALA00782Annunciator · malfunctionedON FINAL APP TO LAX RWY 25L EXTENDED GEAR AND HAD NO GREEN NOSE GEAR IND LIGHT. RECY GEAR THEN HAD NO LEFT MAIN GEAR OR NOSE GEAR. EXTENDED FLAPS 30 DEG, NO GEAR HORN OR EICAS. EXECUTED MISSED APP, GEAR RET NORMAL, CAME BACK AROUND AND LANDED NORMALLY WITHSDR 2000UALA00714Circuit Breaker · failedAPPROXIMATELY 200 NM FROM HNL, AIRCRAFT LOST DC STANDBY BUS AND BATTERY BUSS DISTRIBUTION CB ON RIGHT PANEL NEXT TO F/O SEAT. LOST LEFT EEC, YAW DAMPER, REVERSER, TMC, VHF COMM.1, STANDBY ADI. FLAPS INDICATED 1 DEG. CREW RESET TWO CB'S AND MOST OF PROBLSDR 2000UALA00712Switch · intermittentLEFT FORWARD BOOST PUMP LOW PRESSURE LIGHT ILLUMINATED DURING CLIMB. RTF. RTF AGAIN FOR SAME PROBLEM. *S/D* THE PRESSURE LIGHT ILLUMINATION WAS DUE TO FAILURE OF S70 PRESSURE SWITCH. THE SWITCH WAS REPLACED AND OPERATION OF THE LOW PRESSURE INDICATING CIRSDR 2000UALA00672Battery · dischargedEMERGENCY LIGHTING ILLUMINATED RIGHT SIDE OF CABIN. UNABLE TO EXTINGUISH. ROWS 1 - 6 RIGHT SIDE WILL NOT SHUT OFF. REPLACED POWER SUPPLY PACK M1554. .EMERGENCY LIGHT SYSTEM OPERATES NORMAL.SDR 2000UALA00668Heater · overheatedRIGHT MAINT GEAR GREEN LIGHT DID NOT ILLUMINATE FOR LANDING. AIRCRAFT COMPLETED FLYBY TO VERIFY GEAR DOWN. AMBER ALERT DECLARED. UNEVENTFUL LANDING. *S/D* MAINTENANCE FOUND WATER SYSTEM FILL VALVE IN OPEN POSITION, INHIBITING PRESSURIZATION OF THE WATER SSDR 2000UALA00633Brake · disintegratedON ARRIVAL AT ORD, FOUND NR 3 REAR BRAKE DISINTEGRATED. NR 3 AXLE SHOWS EVIDENCE OF GALLING ON OUTER BRAKE BEARING SURFACE.SDR 2000UALA00567Rod End Bearing · wornGOT SEVERE NOSE STRUT VIBRATION AS SOON AS NOSE WHEEL LOWERED TO RUNWAY. NO NOSE WHEEL STEERING. CAUSE APPEARS TO BE THE LEFT ELEVATOR POWER CONTROL UNIT REACTION LINK ROD END BEARINGS. RADIAL FREEPLAY ON TWO OF THE THREE BEARINGS MEASURED AT .030 AND .012 ISDR 2000UALA00564Link · disconnectedON RETRACTING FLAPS, AS THEY PASS FROM POS 1 TO UP: GET CONFIG WARNING ON EICAS, MASTER WARNING AND SIREN, STATUS MSGS. NOSE A-G DISAGREE AND GND PROX BITE DID NOT GET RADIO ALTIMETER CALLOUTS ON LANDING. RTF. NOSE LINK FOUND DISCONNECTED ON LANDING. LINKAGSDR 2000UALA00504Apu · malfunctionedCHRONIC APU STARTING DIFFICULTIES. AIRCRAFT REMOVED FROM ETOPS UNTIL CONDITION RESOLVED.SDR 2000UALA00403Apu · malfunctionedAPU OIL CONSUMPTION ABOVE LIMIT. AIRCRAFT REMOVED FROM ETOPS.SDR 2000UALA00348Probe · out of toleranceLEFT FUEL QUANTITY INOP/ ERRATIC. INDICATED 4000 POUNDS LESS THAN CALCULATED. AIRCRAFT REMOVED FROM ETOPS SERVICE. *S/D* LEFT MAIN TANK UNIT NR 6 (TS309) WAS FAULTED BY THE FQIS PROCESSOR. THE TANK UNIT WAS REPLACED AND THE SYSTEM TESTED WITH NO FAULTS. SDR 2000UALA00302Indicator · defectiveON FINAL INTO SFO, FLIGHT GOT ASYMMETRICAL FLAP INDICATION NO TRAILING EDGE CAUTION LIGHT WHEN SELECTED FLAP 15. FLIGHT DECLARED AN EMERGENCY. LANDED SFO WITHOUT INCIDENT. *S/D* A FAULTY TRAILING EDGE FLAP INDICATOR IN THE PILOTS MAIN FLIGHT DECK PANEL PRESDR 2000UALA00240Start Button · failedCHRONIC PROBLEMS WITH APU STARTING. REMOVED AIRCRAFT FROM ETOPS. *S/D* EXTENSIVE TROUBLESHOOTING WAS ACCOMPLISHED. MANY PARTS WERE REPLACED AND THE PROBLEM WAS INTERMITTENT APU FAILURE TO START. ON MAY 5TH, APU ENGR AND TAIL NUMBER TRACKER MET THE ACFT INSDR 2000UALA00125Sensor · out of toleranceLT PACK OFF AND TEMP MESSAGE DISPLAYED ON EICAS, SAME AFTER RESET. ODOR IN CABIN WHEN OPERATING IN STBY NORMAL. PACK SELECTED TO OFF. RETURNED TO LAX. *S/D* LT PACK OFF AND TEMP MESSAGE WAS PROBABLY CAUSED BY A COMPRESSOR OUTLET SENSOR THAT WAS NOT PROPERSDR 2000UALA00115Adc · failedDURING CLIMB THRU FL360 FOR FL370 VNAV COMMANDED DESCENT 300 FT, THEN CLIMB. ALTITUDE ALERT PLUS A-P LIGHTS, HORIZONTAL LINE THROUGH FMA, LOST HORIZONTAL FD BAR. DISCONNECTED A-P TO LEVEL OFF. LNAV, ALT HOLD WON''T HOLD MACH. *S/D* LEFT AIR DATA COMPUTERSDR 2000UALA00101Adc · failedAUTOPILOT DOVE AIRPLANE FROM 36600 TO 36300 IN A CLIMB TO 37000 PILOT INTERVENED MANUALLY AND RESUMED CLIMB BY DISCONNECTING AUTOPILOT. PITCH BAR DISAPPEARED. *S/D* LEFT AIR DATA COMPUTER FAILURE CODE 210401, 220401 FROM MCDP. REPLACED LEFT AIR DATA COMPUTSDR 2000UALA00087Engine · stalledMOMENTARY NR 1 ENGINE STALL. FLIGHT CONTINUED UNEVENTFULLY. *S/D* ENGINE WAS REPLACED AND IS BEING SENT TO PRATT & WHITNEY FOR INVESTIGATION AND REPAIR.SDR 2000UALA00072Harness · damagedRTF LAX, FUEL TANK AND TOTAL FUEL QTY IND INOP-IND BLANK- FUEL QTY IND EICAS MSG DISPLAYED- POSITION 1 (LEFT). *S/D* THE IN-TANK FQIS WIRING HARNESS AND ALL TANK UNITS WERE REPLACED 24 FEB AND THE FQIS HAS FUNCTIONED PROPERLY SINCE. THE REMOVED WIRING HARNSDR 2000UALA00032Access Panel · crackedFOUND ON WALKAROUND NR 1 AND NR 2 AFT STRUT MOUNT BOLT ACCESS PANELS INBOARD SIDE SEVERLY CRACKED WITH 2 PULLED SCREWS EACH PANEL. PANEL P/N 313T3200-351 AND 352- M615100 F. CRACKS ON NR 1: 3 IN AND 4 IN; NR 2 ONE CRACK 2 IN. SIMILAR CONDITION NOTED ON OTHESDR 2000UALA00048Indicator · stuckMACH AIRSPEED INDICATOR STICKING WITH FLAG IN VIEW. *S/D* CAPTAIN MACH AIRSPEED INDICATOR STICKS WITH AIRSPEED FLAG OCCURRED ON FINAL DESCENT AND INTERMITTENTLY DURING APPROACH. REPLACED CAPTAIN MACH AIRSPEED INDICATOR (P/N 4039891-906). COMPONENT SENT TOSDR 99UAL900649Warning System · activatedFWD CARGO DOOR CAUTION MESSAGE ON EICAS CLIMBING OUT AFTER T/O FROM OGG, ABOUT 11K. FOLLOWED PROC, DIVERTED TO HNL. OVERWEIGHT LANDING. LANDING WEIGHT 316.0.SDR 99UAL900443Air Speed Ind · failedMACH AIRSPEED INDICATOR FAILURE. FIRST OFFICER MACH AIRSPEED FLAG IN VIEW AND INDICATOR FROZE AT 170KTS ON TAKEOFF, REMAINED THAT WAY FOR APPROX 10 SEC. A TAP TO THE CASE RETURNED TO NORMAL. REPLACED FIRST OFFICER MACH AIRSPEED INDICATOR. SHOP FINDINGS, CSDR 99UAL900189Tr Unit · malfunctionedON LANDING ROLL, LEFT ENGINE STAYED IN REVERSE, HAD GREEN REV ON EICAS. SHUTDOWN ENGINE FOR TAXI. REVERSER DEPLOYS WITH REVERSER HANDLE. WHEN HANDLE STOWED, REVERSER GREEN LIGHT STAYS ON INDEFINITELY. MOVING THRUST LEVER TO FORWARD THRUST STOWS REVERSER IMSDR 99UAL900507Relay · defectiveHIGH ALTITUDE START OF APU UNSUCCESSFUL X3. *S/D* APU IN THE SHOP WAITING FOR FINDINGS. APU WILL BE TESTED IN TEST CELL AS RECEIVED, TO VERIFY IF THERE IS A DEFECTIVE COMPONENT. DUE TO MANY APU BATTERY AND CHARGER PROBLEMS, IT IS SUSPECTED THAT THE BATTERY
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