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 UALA2010091403414Control Unit · defectivePDCU L LT PANEL DATA CONCENTRATOR UNIT (PDCU) IS FAULTED. REPLACED THE DEFECTIVE PDCU. OPS ARE OK.SDR UALA2010091403416Defog System · openWHC LT SYS TEST FAILED. MESSAGE 30-24031 ACTIVE AND HARD IN FAULT HISTORY CONSECUTIVELY FOR THE LAST 35 LEGS. TROUBLE SHOT REF FIM 30-41 TASK 829. CONTROLLER NO HELP. SENSOR ANTI-FOG (A14) RINGS OUT OPEN. REF WD30-41-01. REF COA 209431. STARTED INSTALLING NSDR UALA2010091303399Controller · inoperativeAFTER T/O ECIAS MESSAGE, WINDOW HEAT LT FWD, FOLLOWED CHECKLIST. NO HELP. FOUND AFTER TEST OF WINDOW HEAT CONTROLLER INTERNAL FAULT CODE 304 011 41, 304 012 41 REPLACED CONTROLLER SWAPPED LT FOR RT, OPS CHECKS GOOD.SDR UALA2010091403415Panel · delaminatedVERTICAL STAB LT SIDE FWD TORQUE BOX SCI N PANEL 322CL (177W3102) HAS DELAMINATION. INSPECTED AREA FOR MOISTURE, COVERED DELAMINATED SKIN WITH DOUBLE LAYER OF SPEED TAPE REF UA-E VA-80083. TO BE REPAIRED 150 FLIGHT HOURS AND TAPE TO BE CHECKED PRIOR TO EACH DSDR UALA2010091303391Fan · faultyMELTING PLASTIC SMELL WAFTS OCCUR FROM BUSINESS CLASS GALLEY OVERHEAD FWD. SPORADIC BURNING ODOR PERSIST, SUSPECT UPPER RECIRCULATION FAN PROBLEM. PREVIOUS HISTORY. IN REF TO BUSINESS GALLEY ODOR UPPER RECIRCULATION FANS HAVE BEEN OFF FOR ABOUT 1.5HRS BUT THE SDR UALA2010091403410Battery · faultyAPU WONT START AND BATTERY CHARGER APU EICAS MSG AT DEPARTURE. REPLACED APU BATTERY AND CHARGER PER MM. CHECKED OK.SDR UALA2010090803330Buss Bar · arcedRIGHT F/O WINDOW 1 WINDSHIELD HAS ARCING ON LOWER RT CORNER OF WINDOW ON BUS BAR. REMOVED WINDOW. INSTALLED NEW WINDOW.SDR UALA2010090903350Lubrication Unit · malfunctionedAPU APUC DETECTED FAULT THAT WOULD CAUSE AUTOMATIC SHUTDOWN OF APU IN UNATTENDED MODE OPS, OR COMPLETE LOSS OF APUC BUSS ACTIVITY (BOTH LT AND RT 629) FOR 3 SECONDS AFTER THE APU MASTER CONTROL SWITCH HAS BEEN IN THE ON POSITION FOR TEN SECONDS. STATUS MSG-491SDR UALA2010090703295Wire Harness · faultyEMERGENCY LIGHTS DO NOT OPERATE AT SEAT 3F. REPAIRED HARNESS IN AFT SEAT LIGHT. OPS CHECKS NORMAL.SDR UALA2010090703272Processor · failedCTR FUEL TANK RT FILL VALVE DOES NOT OPEN. EXISTING FAULT 28-20050 ON MAT ACTIVE LAST 30 LEGS, REPLACED FQPU, TESTS OK. CENTER FUEL TANK RT FILL VALVE OPS CHECK OK.SDR UALA2010090703290Hose · leakingNR 1 ENG EVIDENCE OF HYD LEAK RT SIDE OF ENGINE. REPLACED HYD PRESS HOSE AND BLANKET. LEAKED CHECK GOOD.SDR UALA2010090303253Fan · failedEQUIP COOLING EICAS MESSAGE DISPLAYED. NO STATUS MSG DISPLAYED. NEEDS UPPER COOLING SUPPLY FAN. UPPER COOLING SUPPLY FAN. CYCLED POWER TO LEFT ECS CARD AND PERFORMED EQUIPMENT COOLING MAT TEST. TEST PASSED AND NO STATUS MESSAGE.SDR UALA2010090303260Motor · faultyFUEL PUMP R FWD RT FWD FUEL PUMP OUTPUT PRESSURE IS LOW. FOUND HEAT DAMAGE BETWEEN THE BOOST PUMP ELEC CONNECTOR PLUG AND FUEL BOOST PUMP. REPLACED BOOST PUMP CONNECTOR DM28201 WITH 280W0002-1 FOLLOWED MM AND MT28-UA10. DEACTIVATED THE PUMP IAW MEL. REPLACED SDR UALA2010090803327Controller · faultyRAM AIR INLET DOOR L LT RAM AIR INLET DOOR NOT IN COMMANDED POSITION OR LOSS OF POSITION FEEBACK. STATUS MSG-2123201 LATCHED ER MODE MSG-2123201 LATCHD ER MODE. FOUND INLET ACTUATOR STUCK IN 0.89 WITH RESET NO HELP. REPLACED LT CABIN TEMP CONTROLLER AND RAM ASDR UALA2010083003189Heat Exchanger · leakingNR 2 ENG BLEED AIR HEAT EXCHANGER LT LOWER BROKEN, LEAKING HOT BLEED AIR SEVERELY. REPLACED WITH NEW PRECOOLER, NO LEAK FOUND.SDR UALA2010083003201Light · missingEMERGENCY LIGHT MISSING AT SEAT 3F. REPLACED AFT EMERGENCY SEAT LIGHT 3F. CHECKS OK.SDR UALA2010082603163Battery · faultyE&E ELECTRICAL BATTERY BAD, ACP ON WU K4019F E&E ELECTRICAL BATTERY BAD. REPLACED BATTERY IAW MM. PERFORMED DC STANDBY, OPS TEST: RESULTS PASSED.SDR UALA2010082703171Control Valve · malfunctionedRT PACK FLOW CONTROL VALVE NOT IN THE COMMANDED POSITION. STATUS MSG-2124304 LATCHD ER MODE. MSG-2124304 LATCHD ER MODE: SWAPPED RT PACK UPPER FCV WITH LOWER FCV, LOCKED UPPER FCV CLOSED AND CHECKED LOWER FCV WORKS NORMAL, LEAK CHECKED OK AND ALL TEST & INDISDR UALA2010082703172Indication Sys · malfunctionedFUEL DISAGREE\ MSG DISPLAYED. HAD A 13000 SPLIT BETWEEN THE FMC CALCULATED VS EICAS INDICATED.SDR UALA2010082503131Feeder Cable · burnedAPU GEN INOPERATIVE. DEF DUE TIME. MAINT MESSAGE 24-31733 LATCHED. FOUND M24003-T2 CABLE BURNED OFF AT GEN TERMINAL BLOCK. HARNESS NEEDS REPLACEMENT AND POSSIBLE GENERATOR CHANGE. REPLACED APU GEN AND FEEDER CABLES. RAN APU, APU GEN OPERATES NORMAL.SDR UALA2010082503132Feeder Cable · brokenAPU GENERATOR INOPERATIVE. REPLACED APU GCU, NO HELP. ACTIVE MESSAGE ELECTRICAL GENERATOR OFF APU. MAINT MESSAGE 24-31713. FOUND TERMINAL END AT GENERATOR SIDE IS BROKEN. WIRING NR IS W7860-0002-3 (T2 WIRE LEAD). REPLACED APU FEEDER CABLES (T1,T2,T3 AND N) ASDR UALA2010082603162Pump · faultyC2 ADP OPS TEST FAILED. ACP ON WU K4013F C2 ADP OPS TEST FAILED. INSTALLED ADP DRIVE, CONNECTED HYD HOSES, INSTALLED DUCT. ACP. OPS & LEAK CHECK. CHECKED OK.SDR UALA2010082303084Light · damaged1E EMERGENCY LIGHT ON SIDE SEAT DAMAGED. 1E EMERGENCY LIGHT ON SIDE SEAT DAMAGED. LIGHT REPLACED, OPS CKS OK.SDR UALA2010082303085Actuator · faultyPASS O2 AT 34CDEF INOPERATIVE. DOOR RELEASE MECHANISM PROBLEM. REPLACED LATCH.SDR UALA2010082303106Valve · failedLEFT PACK ACM FAILED. STATUS MSG-2124821 LATCHED DC MODE. REPLACED LOW LIMIT VALVE. OP CHECKS GOOD ON GROUND. MESSAGES CLEARED.SDR UALA2010082303113Module · faultyFOUND C2 TRU STATUS MSG ON LOWER EICAS. IAW MM MSG 24-13058 WORKED THRU FIM 24-32- TASK 810 C.4.F. WIRING CHECKS GOOD FROM TRU TO D31012P. ACP FIM 24-32-810 WIRING CHECKED NORMAL. REPLACED SIGNAL CONDITIONING CARD M24412 IN THE P310 PANEL IAW MM. INSTALLEDSDR UALA2010082303077Light · inoperativeSEAT 3F EMERGENCY PATH LIGHT INOPERATIVE AFTER FURTHER ANALYSIS, IT HAS BEEN DETERMINED THIS IS NOT AN SDR REPORTABLE EVENT.SDR UALA2010082303083Feeder Cable · inoperativeSEAT 3F EMERGENCY PATH LIGHT INOP. SEAT 3F EMERGENCY PATH LIGHT INOP: SEAT 3F REQ NEW EMERGENCY LIGHT, RTN TO BLOCKS, NO MORE TIME. REMOVED LIGHT ASSY AND RESTOWED CABLE. 3F EMERG LIGHT REPLACED, OPS CK OK.SDR UALA2010081903045B-Nut · corrodedNR 4 LT PAX ENTRY DOOR - EPAS TUBING B-NUT AND TUBING ARE CORRODED AT CONNECTION TO THE EPAS ACTUATOR. CLEANED ON DOCK, WU J9017Q.SDR UALA2010081903054Door · leakingPRESSURIZATION AIR LEAK NOISE FROM L4 DOOR LOWER FWD AREA. VERIFY FIX OF AIR NOISE BELOW L4 DOOR WITH CABIN PRESSURE AFTER LT OUTFLOW VALVE REPAIR IS COMPLETE. PRESSURIZED ACFT TO 4.0 PS I, NO LEAKS OR NOISE NOTED.SDR UALA2010081803034Transceiver · faultyCENTER VHF COMMUNICATION SYS INOPERATIVE, REPLACED CENTER VHF COMMS. CHECKS OK IAW MM.SDR UALA2010081803035Transceiver · faultyLEFT VHF INOP MESSAGE 23-53001 ACTIVE HARD. CYCLED CB NO HELP. REPLACED VHF TRANCEIVER IAW MM. OPS CHECKED OK.SDR UALA2010081803038Control Panel · faultyBOTH RT TANK REFUEL VALVES INOPERATIVE CLOSED. FOUND RT MAIN REFUELING VALVE CONTROL SWITCH BROKEN. INTEGRATED REFUEL PANEL (IRP) REPLACED. PANEL TESTS OK. PERFORMED A SUCCESSFUL PRESSURE REFUELING TEST.SDR UALA2010081803036Shutoff Valve · failedBLEED HPSOV L LT ENGINE BLEED HIGH PRESSURE SHUTOFF VALVE (HPSOV) FAILED OPEN OR CLOSED, OR LT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. STATUS MSG-3610220 LATCHED DC MODE. MX MSG:36-10220. LT ENG HPSOV IS LOCKED CLOSED IAW MEL. NO STATIC ENGINE RUN QSDR UALA2010081703001Fitting · leakingELEC GEN DRIVE R EICAS. DISCONNECTED RT IDG IAW FM PROCEDURES. FOUND DRAIN FITTING POPPET LEAKING. REPLACED FITTING AND RAN ENGINE. IDG OPS CK NORMAL ON GROUND WITH NO LEAKS.SDR UALA2010081602992Pcu · faultedSPOILER EICAS MSG ON LANDING. LATCHED FAULTS FOR SPOILER S 4 MSG 27-10503 AND SPOILER 11 MSG 27-10510. TRIED NEW LT 2 A CE NO HELP. SWAPPED LT PFC WITH CTR PFC NO HELP,RETURN TO ORIGINAL POSITIONS. IAW TSM 27-61-810 FOR 11 SPOILER, CK FOR SHORT TO GRN AT CONNSDR UALA2010081202942Amplifier · faultySATCOM VOICE AND DATA INOP MSG 23-60061 LOW GAIN AMP INTERMITTENTLY INOP. RESET CB AND GND TEST PASS BUT DUE TO HISTORY SUGGEST TO REPLACE LOW GAIN AMP. FOUND ALL SATCOM UNITS IN CEILING RACK COVERED WITH DUST. CLEANED. INSTALLATION TEST WAS OK. REPLACED HIGSDR UALA2010081302958B-Nut · corrodedNR 1 LT PAX ENTRY DOOR - EPAS TUBING -B- NUT AND TUBING ARE CORRODED. RUSTED AT CONNECTION TO THE EPAS ACTUATOR. CORROSION CLEANED OFF AT C-CHECK ON WU J9014Q.SDR UALA2010081102929Flow Valve · failedPACK R EICAS ADV MSG WITH PACK FCV-R STATUS MSG. CREW FOLLOWED FM14.70.9 RESET NO HELP. REPLACED RT LOWER FLOW VALVE, CHECKS OK.SDR UALA2010081102935Connector · failedNR 1 HF FREQ WINDOW IS BLANK. R & R CONNECTOR D21P. NR 1 HF OPS CKS NORMAL IAW MM.SDR UALA2010081102914Panel · peelingRT SIDE OF RUDDER HAS PANEL PEELING BACK ON FWD CORNER. REMOVED 3" AREA OF CONDUCTIVE FRAME PN 173W3200-12. TAP TESTED AREA AND APPLIED SPEED TAPE OVER EFFECTED AREA WITH 1" OVERLAY. NEED DETAILED VISUAL INSP EVERY A-CK & PERMANENT REPAIR BY NEXT C-CHK REF AMSDR UALA2010081102939Seal · damagedNR 2 ENGINE HAS DAMAGE ON ITS NR 3 GAP STRIP ON ITS INBD SIDE CORNER. BLENDED NR 3 GAP STRIP CORNER IAW MFG, MT 54-UA2. ACCOMPLISHED HFEC IAW MFG NON-DESTRUCTIVE TEST MANUAL, NO CRACKS FOUND. OK TO CONTINUE IN SERVICE IAW UA-EVA-74018. INSTALLED REPLACEMENT SDR UALA2010080602868Lamp · inoperativeEMERGENCY LIGHT OUT AT SEAT 22G. RELAMPED, OPS CK GOOD.SDR UALA2010080602864Transceiver · out of tolerancePORTABLE VHF TRANSCEIVER AT A3 GALLEY IS SET TO EXPIRE. TRANSCEIVER IS LOSING VIABILITY. REPLACED TRANSCEIVER AT A3 GALLEY. OPS NORMAL.SDR UALA2010080502838Light · brokenSEAT 11F FWD EMERGENCY LIGHT BROKEN. REPLACED SEAT 11F FWD EMER LIGHT ASSY. OP CK OK.SDR UALA2010080502843Line · leakingNR 2 ENG HOC & EXT OIL LEAK. NR 2 ENGINE FOUND NR 4 BEARING PRESSURE LINE LEAKING IN (2) SECTIONS, NEEDS TO BE REPLACED. REPLACED NR 4 BEARING PSI LINE IAW IPC.SDR UALA2010080602869Controller · faultyBLEED FAMV L STATUS MSG. LOCKED VALVE IN OPEN POSITION. FOUND MAINT MSG 36-10521, ACCOMPLISHED FIM 36-11 TASK ON THE STEPS 5 AND 6 CONFIRMED 22VDC AT CONNECTOR DM36117B PINS 2 AND 3. NEED TO REPLACE HIGH PRESSURE FAN AIR CONTROLLER. REPLACED HPFAC. OPS CK OK.SDR UALA2010080402812Control Valve · faultyPACK FCV L (1) (BUT NOT BOTH) OF THE (2) LT PACK FLOW CONTROL VALVES (FCV) ARE NOT IN THE COMMANDED POSITION. STATUS CREW COMMENTS: PACK FCV L REPEAT WRITEUP MSG-2124001 LATCHED CL MODE. LT LOWER FCV CLOSED. RT PACK OPS NORMAL AND OZONE CONVERTER. REPLACED VLVSDR UALA2010080602854Valve · faultyRT PACK LOWER FCV OZONE CONVERTER INOPERATIVE. OZONE CONVERTER HAS BEEN DEFFERED IN COMPLIANCE WITH MEL CARD 21445. REPLACED RT PACK FLOW SENSORS, NO HELP. REPLACED R LOWER FLOW CONTROL VALVE.SDR UALA2010080602852Valve · faultyBLEED 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-3610532 LATCHED CL MODE MSG-3610532 LATCHED CL MODE MSG-3610340 LATCHED CL MODE MSG-3610340 ACTIVE CL MODE
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