Pratt & Whitney PW4077
Service difficulty reports · 3,169
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 = 'PW4077' 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 = 'PW4077' 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 2000UALA00429Structure · vibrationEN ROUTE IAD-FRA, PRONOUNCED VIBRATION IN FLOOR AT DOOR 2R. VIBRATION WORSE IN CLIMB, DIMINISHED AT LEVEL OFF. AIRCRAFT RETURNED TO FIELD. *S/D* MAINTENANCE CHECKED AIR CONDITIONING RAM AIR DOORS AND FOUND CONDITION ACCEPTABLE. ALSO ENGINEERING CALLED FORSDR 2000UALA00420Controller · intermittentAFTER DEPARTING IAD EN ROUTE TO LHR, CREW REPORTED LEFT AUTOTHROTTLE WOULD NOT ENGAGE. AIRCRAFT RETURNED TO IAD. *S/D* THE PRIMARY SUSPECTED PROBLEM WAS AN INTERMITTANT FAILURE OF THE AUTOPILOT MODE CONTROL PANEL (P/N:822-0195-102). ALSO CONTRIBUTING TO THSDR 2000UALA00406Valve · leakingDURING SHOP OVERHAUL DOOR 1LH SLIDE/RAFT ASSEMBLY (P/N: 62771-117, S/N: 0021) FAILED AIR RETENTION TEST. FOUND THE BOTTOM TUBE INFLATE/DEFLATE VALVE (P/N B51007-2) LEAKING. REPLACED VALVE AND UNIT PASSED AIR RETENTION CHECK.SDR 2000UALA00352Skin · crackedMAJOR REPAIR: AIRCRAFT DAMAGE TO FUSELAGE SKIN ALONG BOTTOM OF AFT MANUAL LOADING PIT. FOUND AFT GOUGE THROUGH SKIN 8 INCHES LONG REQUIRING MAJOR REPAIR. *S/D* REPAIR ACCOMPLISHED USING AN ADAPTATION OF SRM 53-00-03 AND 53-00-01 IN ACCORDANCE WITH DEVIATIONSDR 2000UALA00317Transceiver · failedEN ROUTE SFO-OGG, NR 2 HF (HIGH FREQUENCY RADIO) FAILED. FLIGHT CONTINUED TO OGG. *S/D* THE NR 2 HF TRANSCEIVER WAS REPLACED TWICE, ONCE ON JUNE 7TH IN OGG AND AGAIN THE SAME DAY IN SFO. THE SYSTEM HAS OPERATED FOR 15 DAYS WITHOUT A SUBSEQUENT FAULT. BOTHSDR 2000UALA00324Floorbeam · crackedMAJOR REPAIR REPORTING: DURING ROUTINE MAINTENANCE A CRACK WAS FOUND IN ONE OF THE MID CHORD ANGLES (P/N:141W8519-1) ON THE MAIN DECK FLOORBEAM AT STATION 246, LBL 38.5. ACCOMPLISHED REPAIR PER BOEING STRUCTURAL REPAIR MANUAL 53-10-51, FIGURE 201, REPAIR TYPSDR 2000UALA00268Tube · leakingDURING SHOP OVERHAUL, SLIDE/RAFT (P/N 62772-213), (S/N 0264), TOP TUBE FAILED AIR RETENTION TEST. FOUND SEAM LEAK IN TOP TUBE (P/N: 62422-207), 15 INCHES FROM TOP TUBE ASPIRATOR. UNIT RETURNED TO VENDOR FOR WARRANTY REPAIR. UNIT WAS LAST OVERHAULED BY VENDOSDR 2000UALA00247Tube · damagedDURING SCHEDULED SHOP FLAT FIRING TEST, SLIDE TOP TUBE FAILED TO HOLD AIR. SLIDE/RAFT (P/N 62772-214), (S/N 0229). SLIDE WAS UNDERGOING FIRST SCHEDULED OVERHAUL. *S/D* TOP TUBE ASPIRATOR FLAPPER (CHECK) VALVE WAS FOUND DAMAGED. ASPIRATOR (P/N 62510-101), SDR 2000UALA00185Wire · shortedFOUND BURNED SECTIONS OF WIRE AT CENTERLINE OF FUSELAGE UNDER FORWARD PIT FLOOR. IDENTIFIED WIRES AS W5164-30-20, W5082-9-24, W5082-11-24, W5164-3003R-12, W5164-3003Y-12, AND W5164-3003B-12. *S/D* THE DAMAGED WIRES ARE THE CONTROL AND FEEDBACK WIRES FOR THESDR 2000UALA00183Power Supply · inoperativeFIRST CLASS FLOOR EMERGENCY LIGHTING ON THE SIDE OF EACH SEAT, BOTH AISLES, IS INOPERATIVE. REPLACED POWER SUPPLY AT DOOR ONE RIGHT AND RELAMPED SEATS. LIGHTING OPERATIONAL CHECK SATISFACTORY.SDR 2000UALA00179Clamp · brokenAFTER DEPARTING ORD EN ROUTE CDG, LOST RIGHT AIR CONDITIONING PACK AND GOT ADVISORY MESSAGE ON RT WING ANTI-ICE OVERHEAT. ALSO RECEIVED BLEED LOSS WING R STATUS MESSAGE. DIVERTED TO IAD. *S/D* FOUND BLEED LOSS RESULTED FROM DUCT SEPARATION AT LOWER FLOW COSDR 2000UALA00137Door · separatedLEFT PACK COMPARTMENT DOOR DEPARTED AIRCRAFT IN FLIGHT. AIRCRAFT RETURNED TO IAD. *S/D* LEFTHAND PACK DOOR WAS FOUND MISSING. IT APPEARED THAT AS PORTIONS OF THE DOOR BROKE LOOSE, THEY HIT THE PARTS INSIDE LEFTHAND PACK BAY LEAVING PUNCTURES AND DENTS ON SSDR 2000UALA00129Coupler · failedLEFT HIGH FREQUENCY FAILED. DIVERTED INTO LHR. *S/D* DRIVER MOTOR IN LEFT HIGH FREQUENCY COUPLER FAILED. COUPLER HAD NEVER BEEN REPLACED SINCE DELIVERY ON THE AIRCRAFT IN JULY OF 1995. COUPLER REPLACED, SYSTEM TESTED NORMAL.SDR 2000UALA00092Hydraulic Line · wornEN ROUTE IAD-AMS, CREW RECEIVED EICAS MESSAGE HYD PRESS SYS C, CENTER HYDRAULIC QUANTITY INDICATED ZERO. AIRCRAFT RETURNED TO IAD. *S/D* LEFT MAIN LANDING GEAR STEERING ACTUATOR PRESSURE HOSE (P/N: AS4568G0580SS) WAS FOUND TO HAVE WORN THROUGH HOSE RESULTISDR 2000UALA00089Controller · malfunctionedEN ROUTE GRU-MIA, EXPERIENCED LEFT ENGINE BLEED VALVE FLUCTUATIONS. *S/D* CAUSE WAS DETERMINED TO BE A FAULTY HIGH PRESSURE FAN AIR VALVE CONTROLLER (HPFAC), P/N: 3399100-11, LEAKING CONTROL AIR DURING HP OPENING (TOP OF DESCENT).SDR 2000UALA00076Oven · contaminatedFLIGHT ENCOUNTERED SMOKE FROM AFT OVEN AREA. CREW SHUT OFF AFT OVENS, COOLED THEM, REMOVED CONTENTS, SMOKE AND ODOR DISSIPATED. NO CIRCUIT BREAKERS POPPED. *S/D* GREASE AND BURNED FOOD. OVENS WERE REPLACED AFTER THE FLIGHT AND SENT TO THE SHOP FOR CLEANINSDR 2000UALA00074Battery Pack · inoperativeEMERGENCY LIGHTS INOP AT DOOR 4R, 4L AND CEILING AISLE LIGHTS FROM DOOR 3L TO 4L. REPLACED BATTERY PACKS M33045, M33408, AND M33407. OP CHECKS NORMAL.SDR 2000UALA00054Housing · tornEN ROUTE MIA-IAD, CREW RECEIVED ADVISORY INDICATING RIGHT HAND PNEUMATIC SUPPLY LOST. AIRCRAFT RETURNED TO MIA. *S/D* THE RT PACK FAN INLET DIFFUSER HOUSING (FIDH), P/N 810207-2, WAS FOUND WITH A TEAR AT THE RUBBER ACCORDION DUCT WHICH INTERFACED WITH THE HSDR 2000UALA00050Duct · crackedEN ROUTE MIA-GRU, ADVISORY MESSAGE BLEED LOSS WING RT BLEED AIR SUPPLY. AIRCRAFT RETURNED TO MIA. *S/D* FOUND RIGHTHAND AIR CONDITIONING SYSTEM PACK Y-DUCT (213W2120-9) CRACKED AT WELD AREA. REPLACED Y-DUCT ASSY.SDR 2000UALA00043Cooler · separatedNR 1 ENGINE PRECOOLER SEPARATED AT BASE. LARGE BLEED AIR LEAK. *S/D* FOUND AIR CONDITIONING SYSTEM LOWER PRECOOLER HOUSING TO FIN AREA CRACKED OPEN. REPLACED PRECOOLER (PN: 2340872-1, S/N 52-110).SDR 2000UALA00023Bleed Valve · leakingEN ROUTE EWR - DEN, CREW OXYGEN LOW EICAS MESSAGE DISPLAYED WITH STATUS PAGE INDICATING 500 PSI. DIVERTED TO IND. *S/D* FOUND CREW OXYGEN BLEED VALVE LEAKING (P/N: B19820-1). BLEED VALVE WAS REPLACED.SDR 2000UALA00010Light · inoperativeEMERGENCY LIGHTING INOPERATIVE AT ROWS 1, 2, 8, 9 AND 10 BOTH LEFT AND RIGHT AISLES. REPLACED BATTERY SUPPLY AT DOOR ONE RIGHT AND RELAMPED ALL POSITIONS.SDR 99UAL900667Afcs · malfunctionedREJECTED TAKEOFF AT 135 KIAS. RETURNED TO GATE. *S/D* ENGINEERING AND OPERATIONS ANALYSIS HAS CONCLUDED THAT THE AIRCRAFT SYSTEMS WERE OPERATING WITHIN NORMAL PARAMETERS AS THE AIRCRAFT WAS CONFIGURED DURING THE TAKEOFF ROLL. CONTROL FORCES WITH THE AUTO-PSDR 99UAL900672Pcu · failedRIGHT OUTBORAD SPOILER (NR 14) IN THE DEPLOYED POSITION. AILERONS REQUIRE ONE UNIT OF TRIM. *S/D* MAINTENANCE MESSAGE 27-11513 SPOILER PCU NR 14 POSTION TRANSDUCER HAS FEEDBACK FAULT WAS ACTIVE. SPOILER PCU NR 14 (P/N: B43541-3) WAS REPLACED AND TESTED PESDR 99UAL900665Controller · failedEN ROUTE ORD-LHR, FAILURE OF BOTH AUTO-PRESSURIZATION CONTROLLERS. CREW ELECTED TO DIVERT TO JFK. *S/D* AT JFK, NO EXISTING FAULTS WERE FOUND. MAINTENANCE ACCESS TERMINAL GROUND TEST ON CABIN PRESSURE CONTROL WAS PERFORMED PER AMM 21-31-00. PRESSURIZATIONSDR 99UAL900664Coupler · failedEN ROUTE CDG-IAD, LOST RIGHT HIGH FREQUENCY RADIO. DIVERTED TO LHR. *S/D* FAULT, INTERNAL TO THE HIGH FREQUENCY ANTENNA COUPLER (P/N: 792-6140-001) CAUSED THE COUPLER TO RECEIVE BUT NOT TRANSMIT. UNIT WAS REPLACED AND FULL SYSTEM FUNCTIONALITY WAS RESTOREDSDR 99UAL900646Detector · malfunctionedAFTER ENGINE START, RECEIVED AFT CARGO WARNING MESSAGE. DISCHARGED AFT FIRE BOTTLES. WARNING WENT AWAY AFTER 2 - 3 MINUTES. *S/D* INITIAL CAUSE WAS THOUGHT TO BE INADVERTENT DETECTION DUE TO FUMIGATION OR MOISTURE BECAUSE OF NO SYSTEM FAULTS PRESENT. WHESDR 99UAL900623Door Assy · damagedCREW REPORTED AIRFRAME VIBRATION LEFT SIDE OF AIRCRAFT DURING CLIMBOUT FROM FRA EN ROUTE ORD. DIVERTED TO LHR. *S/D* FOUND LEFTHAND PACK RAM AIR INLET DOOR ASSY (AFT PANEL (P/N 213W3120-1) DAMAGED. AFT PANEL DOOR ASSY WAS REPLACED.SDR 99UAL900640Connector · failedAFT CABIN LIGHTING COULD NOT BE CONTROLLED THROUGH ANY OF THE CACP. FOUND C/B ON P110 POSITION G2 OEU TRANSFER BUSS POPPED, COULD NOT RESET. FOUND CONNECTOR ABOVE DOOR 3 LT SHORTED. *S/D* PIN 1 ON CONNECTOR D6535P SHORTED TO PIN 2. PIN 1 IS 115 VAC AND PSDR 99UAL900585Wire · failedEN ROUTE MUC-IAD, SPARKS OBSERVED AT SEAT CONTROL BOX UNDER SEAT 31G. *S/D* POWER CABLE FOR SEAT VIDEO UNIT CHAFED AGAINST THE SHROUD DOOR THAT PROTECTS THE SVU (SEAT VIDEO UNIT) AND CABLE CONECTION. CAUSE ATTRIBUTED TO CABLE ROUTING FROM THE FLOOR TO THE SSDR 99UAL900560Acm · failedCREW REPORTED SMOKE IN COCKPIT AND AFT CABIN AREAS DURING FLIGHT. *S/D* LEFT HAND AIR CYCLE MACHINE (ACM PN:810209-3) WAS REPLACED PRECAUTIONARY. AIRCRAFT WENT BACK TO REVENUE SERVICE WITHOUT FURTHER SMOKE INCIDENT.SDR 99UAL900531Video Unit · failedEN ROUTE CDG-IAD BURNING SMELL AT ROWS 21-25AB. POWER TO SEAT CONTROL AND AUDIO ENTERTAINMENT TURNED OFF AND SMOKE DISSIPATED. *S/D* SEAT VIDEO UNIT FAILED INTERNALLY. 5 VDC PINS SHORTED CAUSING CONNECTOR TO MELT IN AREA. CURRENTLY CONSIDERED AN ISOLATED SDR 99UAL900518Rotor · wornAFTER T/O, SMELL OF SMOKE IN COCKPIT, DISSIPATED AFTER FEW MINUTES. ALSO REPORTED NOISE ON LEFT SIDE OF CABIN MID-SHIP FOLLOWED BY PACK MODE L ADVISORY MESSAGE. AIRCRAFT RETURNED TO IAD. *S/D* REPLACED LEFT AIR CYCLE MACHINE. THIS WAS A 810209-3 ACM, AND SDR 99UAL900519Light · inopNUMEROUS EMERGENCY LIGHTS INOPERATIVE ASSOCIATED WITH COMMON BATTERY PACK FOUND INOPERATIVE DURING A-CHECK. *S/D* FOUND SINGLE EMERGENCY LIGHT ASSEMBLY SHORTED TO GROUND CAUSING ASSOCIATED BATTERY SUPPLY TO BECOME DEPLETED. REPLACED ASSEMBLY AND OPERATIONALSDR 99UAL900520Battery Pack · dischargedFOUND EMERGENCY LIGHTS GO OUT AFTER ONE MINUTE FOR SEVERAL BATTERY PACKS. *S/D* REPLACED BATTERY PACKS (P/N D717-02-001) DUE TO TWO OF FOUR INTERNAL FUSES OPEN.SDR 99UAL900500Over Heat Light · illuminatedEN ROUTE ORD-LHR, MAIN BATTERY OVERHEAT MESSAGE. DIVERTED TO IAD.SDR 99UAL900487Duct · tornEN ROUTE IAD-LHR, CREW RECEIVED ADVISORY MESSAGE FOR THE RIGHT WING PNEUMATIC SUPPLY INDICATING OVERHEAT CONDITION. AIRCRAFT RETURNED TO IAD. *S/D* THE RIGHT HAND PACK FAN INLET DIFFUSER HOUSING (P/N 810207-2) WAS FOUND WITH A TEAR AT THE RUBBER ACCORDION DSDR 99UAL900411O-Ring · cutTWENTY MINUTES AFTER DEPARTURE, AIRCRAFT EXPERIENCED SMOKE IN COCKPIT AND CABIN. RT AIR CONDITIONING PACK WAS SHUT DOWN AND SMOKE SUBSIDED. AIRCRAFT RETURNED TO EWR. *S/D* APU (P/N 3800550-1), (S/N P1054), THE LOAD COMPRESSOR DISASSEMBLY YIELDED THE FOLLOWSDR 99UAL900364Acm · seizedPACK MODE L LEFT PACK AIR CYCLE MACHINE HAD FAILED MESSAGE RECEIVED AND FLIGHT CREW NOTICED SMOKE IN COCKPIT AT TOP OF DESCENT. *S/D* PACK MODEL MESSAGE WAS DUE TO AIR CYCLE MACHINE (P/N 810209-3) SEIZING. HAMILTON STANDARD AND BOEING ARE WORKING TO IMPROVESDR 99UAL900382Control Unit · failedNR 5 SPOILER ON THE LEFT WING DOES NOT FULLY RETRACT. MECHANICS FOUND NO COCKPIT INDICATIONS OF A SYSTEM FAILURE OR FAULT MESSAGES IN THE CMC. REPLACING NR 5 SPOILER PCU DID NOT CORRECT THE PROBLEM. FURTHER TROUBLESHOOTING FOUND ACTUATOR CONTROL ELECTRONICSSDR 99UAL900332Duct · failedDURING INSPECTION FOR ABNORMAL NOISE FROM LEFT AIR CONDITIONING PACK, FOUND OZONE CONVERTER DUCT FRACTURED.SDR 99UAL900344Acm · vibrationEN ROUTE CDG-IAD, DURING CLIMBOUT AIRFRAME VIBRATION NOTED AT ROWS 12-13. DIVERTED TO LHR.SDR 99UAL900339Structure · vibrationEN ROUTE CDG-IAD, DURING CLIMBOUT FL190 THRU FL350, MODERATE AIRFRAME VIBRATION THROUGHOUT AIRCRAFT. DIVERTED TO LHR.SDR 99UAL9003290ring · cutFIFTEEN MINUTES INTO FLIGHT PASSING FL260 FLIGHT ATTENDANT REPORTED SMOKE COMING FROM DOOR 2 RIGHT AREA. ACCOMPLISHED SMOKE EVACUATION CHECKLIST. FLIGHT RETURNED TO GRU. NO SMOKE INDICATIONS IN E & E OR CARGO BAYS. *S/D* APU 3800550-1, SERIAL NUMBER P1054,SDR 99UAL900270Wire · damagedAPU GENERATOR DROPPED OFF LINE AT DEPARTURE. FOUND GENERATOR FEEDER CABLE DAMAGED FROM TERMINAL LUG. *S/D* THE CAUSE OF THE APU GENERATOR DROPPING OFF LINE WAS DAMAGE TO THE PHASE C WIRE (W7860-0003-3/0). THE WIRE WAS REPLACED AND THE APU GENERATOR SYSTEM SDR 99UAL900224Seal · failedOUTBOUND CREW SMELLED OIL IN COCKPIT. PREVIOUS REPORT OF SMOKE AND SMELL IN CABIN AND COCKPIT ON FLIGHT 918-12. *S/D* APU (S/N 1059) (P/N 3800550-1) WAS REMOVED FROM A/C 2069 ON 4/23/99. APU HAD SUFFERED SEVERE ENGINE COMPRESSOR DAMAGE DUE TO SOFT (ICE) FSDR 99UAL900190Hose · loseEICAS ANTI-ICE R ON TAKEOFF ROLL WITH ENG ANTI-ICE SELECTED TO ON. AIRCRAFT RETURNED TO BLOCKS. *S/D* MAINTENANCE FOUND EAI (ENGINE ANTI- ICE) VALVE MUSCLE LINE (59T473) B-NUT DISCONNECTED AT 6:00 POSITION. SECURE SAME. ALSO REPLACED PRESSURE SENSOR AS PRSDR 99UAL900208Stiffener · damagedVERTICAL STIFFENERS AT STA 246 FLOORBEAM BUCKLED AND/OR CRACKED IN BEND RADIUS. LOCATIONS WERE AT RBL 50.0 (P/N 144W8518-69), RBL 44.95 (P/N 141W8518-69), RBL 38.0 (P/N 141W8518-87), RBL 26.06 (P/N 141W8518-72), RBL 7.88 (P/N 141W8518-73), LBL 7.88 (P/N 141W8SDR 99UAL900207Stiffener · damagedVERTICAL STIFFENERS AT STA 246 FLOORBEAM BUCKLED AND/OR CRACKED IN BEND RADIUS. LOCATIONS WERE AT RBL 50.0 (P/N 144W8518-69), RBL 44.95 (P/N 141W8518-69), RBL 38.0 (P/N 141W8518-87), RBL 32.0, RBL 26.06 (P/N 141W8518-72), RBL 17.21 (P/N 141W8518-73), RBL 7.88SDR 99UAL900148Video Unit · failedEN ROUTE DEN-ORD, SMOKE/ODOR FROM VIDEO UNIT AT SEAT 17AB. AIRCRAFT DIVERTED TO IND. *S/D* THE UNIT HAS NOT BEEN RECOVERED. IT IS SUSPECTED THAT THE SEAT VIDEO UNIT SVU (SEAT VIDEO UNIT) TO SVU CABLE BECAME PARTIALLY DISCONNECTED FROM THE SVU CAUSING ELECT
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