Pratt & Whitney PW4090
Service difficulty reports · 1,396
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.
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
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 UALA2010080502842Valve · failedRT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED, OR RT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. STATUS MSG-3610532 LATCHED CL MODE MSG-3610532 LATCHED CL MODE MSG-3610340 LATCHED CL MODE MSG-3610340 ACTIVE CL MODE. SUPPLEMENTSDR UALA2010080402811Controller · faultyPACK FCV L ONE (BUT NOT BOTH) OF THE (2) LT PACK FLOW CONTROL VALVES (FCV) ARE NOT IN THE COMMANDED POSITION. STATUS MSG01- LATCHED CLIMB MODE DEPENDENT; LOWER FLOW CONTROL AND SOV (L PACK) TORQUE MOTOR IS NOT IN COMMANDED POSITION. DB- CABIN TEMPERATURE CONTSDR UALA2010080202775Check Valve · failedIAW CREW, WITH CTR TANK FUEL AND MAIN TANKS EQUAL AT 61.6 ON DEPARTURE,THE LT MAIN TANK FUEL QTY INCREASED TO 64.9 WITH THE RT STILL AT 61.6. FUEL FLOW WAS EVEN FOR ENG 1 AND 2. WITH CTR TANK FUEL USED AND TANK TO ENGINE FUEL FLOW NORMAL AND FUEL BALANCE MAINSDR UALA2010073002743Line · leakingHYD QTY LOW L LT HYD SYS RESERVOIR QUANTITY LOW. QTY .40. FOUND HYD LEAK FROM EDP SUPPLY LINE AT TOP POSITION. DEPRESSURIZED HYD LINE AND RE-TORQUED EDP SUPPLY LINE AND NO LEAK FOUND WITH ENG RUN IAW JRH 2-2-8. FOUND HYD QTY 0.48 ON ARR SERVICED HYD FLUID.SDR UALA2010072902733Inverter · inoperativeSEAT 2EF, EMERGENCY LIGHT INOP. REPLACED INVERTER ASSY, OP CHECKS GOOD.SDR UALA2010072802720Lens · missingDR 2L AFT EMERGENCY EXIT LIGHT LENS MISSING. LIGHT ASSY AFT DOOR EDGE 2L INOP. OTHER DOOR LIGHTS OPERATE AT 2L, CROSS AISLE LIGHTS OPERATE NORMALLY. FLIGHT DECK EMERGENCY DOME LIGHT OPERATES NORMALLY. REPLACED LIGHT ASSY, OPS CHECKS GOOD.SDR UALA2010072602661Line · leaking'C' HYD SYS LEAK. LEAK IN LINES ON C-ADP PUMPS. IDENTIFIED LINES ALL ON AOG. 1 STOCKED (Y6258)1 N-S (S2904). INSTALLED BOTH 3'' HYD LINES ON CTR HYD NR 1 ADP ACCOUNT OF HYD LEAK. BOTH LINES TORQUED. NEED TO SVC CTR SYST. HYD FLUID AND THEN LEAK CHECK LINESDR UALA2010071902585Battery · faultyMAIN BATTERY & MAIN BATTERY CHARGER STATUS MESSAGE. RPLACED MAIN BATTERY. CHECKED BATTERY CHARGE. IT IS FINE, MESSAGE IS GONE.SDR UALA2010071902586Charger · failedMAIN BATTERY MAIN BATTERY FAILURE. REPLACED BATTERY CHARGER IAW MM. CHECKED BATTERY CHARGE FINE, NO FAULT FOUND.SDR UALA2010072002604Autothrottle Sys · failedAUTOTHROTTLE DISC AUTOMATIC OR MANUAL DISENGAGEMENT OF AUTOTHROTTLE (A-T) SYS. AUTOTHOTTLE DISCONNECTED DURING ELECTRICAL STORM. ABLE TO RECONNECT LATER. ACCOMPLISHED FIM22-31-937. CKS OK. ACCOMPLISHED CAT III CK. CKS OK.SDR UALA2010071902584Generator · faultyELEC BACKUP GEN L EICAS. REPLACED BACK UP GENERATOR. RAN ENG AND OPS CKD NORMAL. NO LEAKS FOUND.SDR UALA2010071602549Probe · faultedFUEL IMBALANCE EICAS AFTER T/O. FOUND FUEL INDICATOR STUCK APPROX 62,000 LBS IN LT MAIN TANK. ALL FILL VALVE OPS CHECKED OK. SUSPECT LT MAIN TANK SINGLE POINT SENSORS 11 AND 20 ARE BAD. REPLACED PROBES NR11 & 20 IAW MM, OP'S CHECK`S OK.SDR UALA2010062802295Probe · faultyACFT RTBL WITH CORRELATED TO ENG CONTROL R. REPLACED INLET P2-T2 PROBE. OPS CHECKS OK.SDR UALA2010062802283Eec · malfunctionedENG CONTROL R RT ENG ELEC ENG CONTROL MSG. REPLACED EEC AND TEST IAW MM. RAN ENGINE 2 AT IDLE AFTER EEC REPLACEMENT. GOT CHANNEL A FAULT TCA THERMOCOUPLE OUT OF RANGE REPORTED BY EEC. M73010 ORDERED TO LLCK DROP. INSTALLED NEW TC. TESTS OK.SDR UALA2010062302234Coupler · inoperativeUNABLE TO TUNE LT HF RADIO. DISPLAY SHOWS DASHS. TESTED OK ON GROUND. TRANSCEIVER ALREADY REPLACED, SUSPECT COUPLER. NON STOCK DENVER. HF-COUPLER PLACED IN LOB. REPLACED LT COUPLER.SDR UALA2010062102184Pump · failedHYDRAULIC PRESSURE PRI R LOW RT HYD PRIMARY PUMP PRESSURE. REPLACED RT ENGINE HYD PUMP. RAN UP RT ENG IAW JRH, NO LEAK DETECTED AND ALSO EDP SYS PRESSURE INDICATIONS NORMAL.SDR UALA2010062102178Light · inoperativeSEAT 3E FWD EMERGENCY LIGHT INOP. REPLACED FWD EMERGENCY LIGHT, OPS NORMAL.SDR UALA2010061702134Door · faultyRAM AIR INLET DOOR LT MESSAGE. REPLACED LT RAM AIR DOOR.SDR UALA2010061702140Acm · leakingRT ACM HAS AN ALIGNMENT DOWEL MISSING ON FWD SIDE OF BOTTOM FLANGE. (LT ACM SHOWN, RT OPPOSITE SO DOWEL IS ON BOTTOM). THE MISSING DOWEL IS CAUSING A HOT STREAM OF AIR TO LEAK FROM ACM INTERIOR. REPLACED ACM.SDR UALA2010061502113Transducer · inoperativeENG REV L EICAS. NR 1 REV INOPERATIVE. REPLACED RT SLEEVE RVDT(M7 8003) PER AMM. RT RVDT CHECKS GOOD. CONFIRMED LT SLEEVE RVDT (M78002) IS DEFECTIVE. NEW RVDT IS NOT AVAILABLE. REPLACED NR 1 ENG LT SLEEVE POS RVDT, OP TEST TR, NO FAULT.SDR UALA2010061402096Valve · faultyBLEED FAMV RT RT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED, OR RT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. CHECKED FAULT HISTORY WHICH SHOWED 1ST HIT 3 LEGS AGO (MSG 36-10532). T-S REF FIM. CK'D ASCPC S-N & MOD LABEL WHICH WASSDR UALA2010061402063Lamp · inoperativeSEAT 19C EMERGENCY LIGHT INOP. RELAMPED, OP CHECKS GOOD.SDR UALA2010061502112Line · leakingNR1 ENG HYD TUBES HAVE EVIDENCE OF LEAKING. REPLACED PRESSURE, CASE DRAIN, AND RETURN HOSES ON NR 1 ENG EDP.SDR UALA2010061002028Charger · malfunctionedAPU BATTERY CHARGER STATUS MSG FOUND ON PRE-DEPARTURE CHECK. MAINT CONFIRM APU BATT CHGR IS NOT OVERHEATING. ITEM DEFERRED FOR BASE ACTION. APU BATT READING ONLY 24V. REPLACED APU BATTERY AND APU BATTERY CHARGER.SDR UALA2010061002030Line · leakingNR 1 ENG HYD LEAK. NR1 ENG HYD PUMP SUPPLY LINE DAMAGED AND LEAKING AT TOP OF LINE. REPLACED NR1 HYD SUPPLY LINE, LEAK CKD OK. SUSPECT HYD LEAK BEHIND NR 1 ENG SUPPLY HOSE BLANKET. REPLACED NR 1 ENG HYD PRESS HOSE FROM PYLON DISCONNECT TO EDP, LEAK CHECKED OSDR UALA2010061002026Modulating Valve · faultedBLEED FAMV R RT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED, OR RT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. STATUS MSG-3610320 LATCHED TA MODE MSG-3610340 LATCHED TA MODE NO PARTS SEATTLE SUSPECT CONTROLLER OR MUSCLE AIR FILTERSSDR UALA2010061002029Satcom · failedSATCOM SYS FAILS OR NO BUS ACTIVITY. STATUS MSG02- NOT ACTIVE CRUISE INTERMITTENT; SATELLITE DATA UNIT (LT) HAS AN INTERNAL FAULT ON COMMUNICATION CHANNEL 1. REPLACED SDU. OPS GOOD.SDR UALA2010060802000Window · noisyCHRONIC CAPT SLIDING WINDOW SQUEAL. REPLACE CAPTAIN'S SLIDING WINDOW PRECAUTIONARY. ALSO NEED TO REPLACE BULB SEAL AROUND THE CAPTAIN'S SLIDING WINDOW. REPLACED 2L SLIDING WINDOW & SEAL IAW MM.SDR UALA2010060802001Valve · stuckLT MAIN TANK INBD REFUEL VALVE CONTROL UNIT AND LT MAIN TANK OTBD REFUEL VALVE CONTROL UNIT STUCK IN OPEN POSITION. FOUND RT FUEL VALVE OK BUT FOUND LT WING INBD AND OTBD REFUELING VALVE STUCK IN OPEN POSITION WHICH CAUSED UNWANTED TRANSFER. REPLACED BOTH REFSDR UALA2010060701991Window · damagedHIGH PITCH SQUEAL LWR LT CORNER OF CAPTAIN'S SLIDE WINDOW. MAINT TEXT: L/E OF LT NR3 WINDOW DELAMINATED AND CRACKING BETWEEN PANES. REPLACED WINDOW.SDR UALA2010060701990Charger · inoperativeBATTERY CHARGER MAIN STATUS MSG ON TAXI OUT BAT INDICATING 26VDC WITH 2A DISCHARGE. REPLACED BATTERY CHARGER.SDR UALA2010060701986Charger · faultyENROUTE MAIN BATTERY CHARGER SHOWED 55AMP 29V FOR 1 HR THEN DROPPED TO 5 AMPS 28V. REPLACED MAIN BATTERY CHARGER.SDR UALA2010060401958Guard · faultyEMERGENCY LIGHT GUARDED CAP TURNS SWITCH OFF. NEEDS GUARD OPEN TO KEEP LIGHTS ARMED. REPLACED SWITCH GUARD COVER, OPERATES NORMAL.SDR UALA2010060701981Controller · faultyOPBC-R EICAS STATUS MSG. VERIFIED OPBC-R IS A NUISANCE EICAS STATUS MSG. WILL REPLACE OPBC-R PRECAUTIONARILY. OK TO CF. REPLACED OPBC-R AND GROUNDTEST NORMAL.SDR UALA2010060701985Battery · faultyMAIN ACFT BATTERY CHARGING AT 5-6AMPS-INDICATING 27V-NOT TAKING CHARGE. REPLACED MAIN BATTERY. CHECKS OK, NO MESSAGES.SDR UALA2010060401950Controller · faultyAPU AUTO SHUTDOWN. APU INOP WILL NOT START FUEL CLUSTER MESSAGE. MSG 49-10440, APU MAINT PAGE FMV INDICATION DID NOT MOVE. METERING VALVE PART OF CLUSTER. REPLACED APUC, NO HELP. FOUND LARGE CHIPS ON LUBE SCAVENGE PUMP DETECTOR. THIS WILL BE AN APU CHANGE. SDR UALA2010060301933Oxygen Mask · misinstalledOXYGEN MASKS FELL DOWN AT ROWS 18CDE, 19CDE & 23CDE. STOWED MASKS. FOUND 4 MASKS AT ROW 19CDE WRAPPED WITH ELASTIC CORD, DID NOT DROP.SDR UALA2010060101887Pump · inoperativeAFT JETWAY REMOVED, PILOT REPORT CTR TANK FUEL PUMP R INOP. RESET C-B NO HELP. DEFER IAW MEL. FOUND MSG IN MAT 28-12011, IAW FIM 28-22 TASK 815, SWAP LT AND RT ELCU, OPS CHK CTR R OVRD FUEL PUMP WORKS GOOD, THEN SWAP BACK ORIGINAL POSITION, FOUND NO EXISTING SDR UALA2010060101900Saaru · faultedSTATUS MESSAGES AOA VANE RT, PITOT ADM RT, STATIC ADM RT DISPLAYED. AHM SHOWS LATCHED. UNABLE TO ERASE IN FLT. OWS LATCHED. UNABLE TO ERASE IN FLT. CAUSED BY SAARU FAULTS. HAS HISTORY. WORKING WITH LM4766. REPLACED SAARU IAW AMM, OPS CK OK.SDR UALA2010060101891Transceiver · inoperativeCENTER VHF INOPERATIVE. REPLACED IAW MM, OPS CHECKS GOOD.SDR UALA2010060101862Fan · faultyRECIRC FAN FAILURE, RTFL. SEE DF879, FOUND LWR R RECIRC FAN BRG FAIL WITH OVERHEATED. DEACTIVATED LWR R FAN. OPERATED BOTH PACKS, GASPER FAN AND UPPER AND LT LWR LT RECIRC FANS, CHECKED ALL CABIN AND FOUND NO SMOKE AND ODOR. ALSO ACCOMPLISHED SMOKE OR FUMES ISDR UALA2010060101861Smoke Detector · failedSMOKE DETECTOR IN FLIGHT CREW REST AREA LOWER BUNK FAILS ALL TEST. REPLACED DETECTOR IN LOWER BUNK. ALL TEST NOW PASS.SDR UALA2010052801843Wire Harness · damagedSEAT 2F EMERGENCY LIGHTS INOP. REPLACED Y HARNESS IN SEAT. OPS NORMAL.SDR UALA2010052601812Engine · making metalNR 2 ENG HAS METAL FINES ON ALL CHIP DETS IAW LM. NR2 ENGINE REPLACED IAW MM.SDR UALA2010052601803Light · missingEXIT PATH LIGHT OFF OF 2F. EXIT PATH LIGHT REPLACED AND SUCCESSFULLY TESTED ON SEAT 2F.SDR UALA2010052401761Oxygen System · faultyPASSENGER OXYGEN SERVICE UNIT AT ROW 41 DEFG HAS BROKEN HINGE AND IS UNUSABLE. O2 SVC UNIT INOPERATIVE REF MEL 3521A SEATS INOPERATIVE REF MEL 2525C UNDER A SEPERATE DEFERAL 23MAY OPB INF- :NEXT STATION, IF UNABLE TO REPAIR PSDR UALA2010052501791Hinge Pin · brokenPASSENGER OXYGEN SERVICE UNIT AT ROW 41DEFG HAS BROKEN HINGE AND IS UNSABLE. O2 SVC UNIT INOP'D REF MEL 3521A. SEATS INOP'D REF MEL 2525C UNDER A SEPARATE DEFERAL. PART BROKEN IS LATCH AND BOX FWD HINGE PIN. NEW CONTAINER AY DELIVERED. TASK ACCOMPLISHED. RETURSDR UALA2010052101724Lamp · inoperativeAISLE EMERGENCY LIGHTS AT 36G AND 37G NOT WORKING. RELAMPED, OPS CHECK OK.SDR UALA2010052101709Actuator · failedSTATUS MSG: FUEL ISLN VALVE APU. MSG 28-19415,TRIED FIM 28-25-803 RESET, NO HELP. NEEDS MORE TROUBLESHOOTING. REPLACED APU ISOLATION VALVE ACTUATOR, STATUS MSG FUEL ISLN VALVE APU STILL SHOWING AFTER REPLACEMENT OF VALVE ACT. ACP FIM TASK 28-25-803 AND MSSDR UALA2010052101710Blade · crackedHPT 2ND STG BLADE HAS AN AXIAL CRACK IN AREA B, FROM THE T/E COOLING SLOTS IN TOWARDS MIDDLE OF BLADE. REPLACE NR 1 ENGINE REF EG3710-1.
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