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 UALA2013052103520Clamp · damagedFOUND RT ENGINE CORE WIRE HARNESS, W0623 AND W0628, DAMAGED NEAR 12 STAGE BLEED DUCT. DAMAGE DUE TO EXCESSIVE HEAT AND CHAFING OF HARNESS DUE TO LOOSE CLAMPS. REMOVED WIRE HARNESS W0623 AND W0628. REPLACED DAMAGED CLAMPS. REPLACED W0623 AND W0628 WIRE HARNSDR UALA2012121407214Ignition Sys · malfunctionedDURING AUTOSTART, NR 2 ENGINE REACHES 11 PERCENT N1 THEN FUEL FLOW ROLLS BACK WITH NO LIGHT OFF. SAME RESULTS ON CONSECUTIVE RESULTS. AUTOSTART FAULTED ON AHM. NO CORRELATED FAULT MESSAGES AND NO LATCHED EXCEEDANCES. FLIGHT CREW ACCOMPLISHED MANUAL ENGINE SDR UALA2012121407211Seat Track · wornBS 1035-1287 MAIN DECK SEAT TRACK HAS WEAR DAMAGE. BLENDED OUT IAW ECRA 5320-02216. CATEGORY A REPAIR.SDR UALA2012121407213Processor · malfunctionedDURING FMS UPDATE, LEFT FMS FAILED TO LOAD. ALL DATA ON LEFT SIDE IS LOST UNABLE TO RECOVER. REPLACED CORE PROCESSOR MODULE-ACMF M002 IN LEFT AIMS CABINET PER MM AND ACCOMPLISHED CPM-ACMF SOFTWARE INSTALLATION PER MM. LEFT AIMS CHECKS OK, ACCOMPLISHED FMS USDR UALA2012110506319Slide · misinstalledNR 3 LT PAX ENTRY DOOR SLIDE GIRT BAR DIRECTION WAS WRONG. REPLACED WITH NEW SLIDE PER TC NR 228344510.SDR UALA2012110506333Battery · dischargedSAT PHONE INOPERATIVE IN CABIN. ON START UP FAULT BALL DISPLAYED ON CTU. TEST EQUIPMENT CHECKED OUT TO RESET CTU AND TROUBLESHOT BUT LAPTOP BATTERY DEAD.SDR UALA2012101505847Tripler · wornNR 1 PYLON LT SIDE WORN ON TITANIUM TRIPLER AT ACCESS DOOR 433CL CUTOUT. REPAIRED IAW ECRA 5431-01063.SDR UALA2012101205812Seat Belt · stuckSEAT BELT JAMMED IN BUSINESS CLASS. UNSTUCK SEAT BELT AND OPS CHECK OKAY.SDR UALA2012101205813Vane · crackedNR 1 ENGINE HAS FOD DAMAGE AT 9TH STAGE LPT VANES. FOUR VANES WITH CRACKS BETWEEN .125 INCH TO 500 INCH LONG IN AREAS B AND C. FOUR WITH PLATFORM MAT'L MISSING (AREA D), AND THREE WITH THE MAT'L MISSING LARGEST OF WHICH IS .500 LG X .375 DEEP PER AMM. NO CRSDR UALA2012101105784Generator · failedAPU GENERATOR FAILED AT GATE. REPLACED APU GENERATOR PER MM, OPS CHECKED GOOD.SDR UALA2012101005766Probe · inoperativeFUEL QTY INDICATION FUEL TANK QUANTITY ACCURACY IS UNACCEPTABLE. MULTIPLE TANK UNITS IN RIGHT MAIN FUEL TANK ARE INOPERATIVE. FUEL INDICATION PROBLEMS ARE DUE TO FAULTY PROBES NR 19 RT TANK M28064 AND NR18 M28063.SDR UALA2012101005765Probe · faultedRIGHT FUEL INDICATOR NOT INDICATING TOTAL FUEL NOT SHOWING. FUEL IND PROBLEMS ARE DUE TO FAULTY PROBES. RIGHT MAIN TANK PROBES REPLACED.SDR UALA2012082104650Vane · damagedBOROSCOPED NR 2 ENGINE FOUND BURN THOUGH IN T1 VANE AT 3:00 POS. FOUND ANOTHER VANE 3:00 POSITION WITH BURN THROUGH AT THE RADIUS. REPLACED NR 2 ENGINE PER MM.SDR UALA2012082004629Hinge · brokenDOOR FOR COMPARTMENT AT LOCATION 502 MISSING. REMOVED BROKEN HINGE. REPLACED THE BROKEN HINGE, OPS CHECKED OKAY.SDR UALA2012081304444Engine · overtempLT ENGINE EGT EXCEEDANCE, IN AREA C, BEFORE NEXT FLIGHT ACCOMPLISH VISUAL CHECKS AND HOT SECTION BORESCOPE PER AMM 72-00-00. REPLACED NR 1 ENGINE.SDR UALA2012080704252Idg · faultyLEFT GENERATOR INOPERATIVE, FLT DIVERTED. REPLACED IDG. FLUSHED SYSTEM, LEAK AND OPS CHECKED GOOD DURING ENGINE RUN.SDR UALA2012080904327Jack · damagedFLIGHT INTERPHONE INOPERATIVE. REPLACED FLIGHT INT PHONE JACK REF WDM 23-41-13, OP CHECKED NORMAL.SDR UALA2012080804299Panel · damagedRIGHT ENGINE INBOARD AFT PYLON PANEL HAD HINGE PINS REMOVED SO WHEN IT WAS OPEN PANEL FELL TO FLOOR DAMAGING CORNERS OF PANEL. APPLIED REPAIR PLIES TO OUTER SIDE. WHEN CURE IS COMPLETE, WILL NEED FILLER PLIES AND LAY UP ON INNER SIDE, REF SRM 54-50-70 REPAIRSDR UALA2012080704255Valve · faultedBLEED FAMV LT ON STATUS PAGE. TRIED RUNNING NR 1 ENG WITH NO HELP. REMOVED AND REPLACED NR 1 ENG FAMV, OP CHECKED PER MMSDR UALA2012080904324Controller · failedNR 1 ENGINE HPFAC HEALTH CHECK FAILED. REPLACED HPFAC PER MM, OPS CHECKED GOOD.SDR UALA2012080804274Lamp · inoperativeEMERGENCY LIGHTS AT SEATS 25D TO 27D INOPERATIVE. RELAMPED, OPS CHECKED OKAY.SDR UALA2012072404002Amplifier · failedSATCOM REMAINS IN LOW GAIN, VOICE NOT AVAILABLE. HISTORY OF HIGH GAIN FAIL, REPLACED HIGH GAIN AMP. ACCOMPLISHED GROUND TEST AND VOICE CALL, PASS.SDR UALA2012080204145Pin · corrodedDURING MLG OVERHAUL, CORROSION PITS DISCOVERED ON MLG LOWER ACTUATOR PIN'S LARGE OD SURFACE, BEYOND LIMITS. PART HAS BEEN SCRAPPED.SDR UALA2012072404001Sdu · failedLOST SATCOM VOICE SYSTEM, LOGS OFF ADVISORY. FOUND FAULT 23-60581. SDU HAS INTERNAL FAULT ON COMMUNICATION CHANNEL 5. TROUBLESHOT PER FIM23-15 TASK918. REPLACED SDU PER MM, OP CHECKED NORMALSDR UALA2012072003951Control Valve · failedONE OF THE TWO RIGHT PACK FLOW CONTROL VALVES (FCV) ARE NOT IN COMMANDED POSITION. REMOVED AND REPLACED UPPER FLOW CONTROL VALVE, OPS CHECKED GOOD.SDR UALA2012071803889Unknown · unknownNEED TO REPLACE CENTER RIGHT NR 9 TANK UNIT M28255. DISCOVERED WHILE PERFORMING EQ4836. REMOVED AND REPLACED CTR FUEL TANK UNIT NR 9 PER MM, OP'S CHECKED GOOD.SDR UALA2012071803880Warning Message · false activationRIGHT ENGINE CONTROL IS IN A TIME LIMITED DISPATCH CONDITION. ENGINE CONTROL SYSTEM IS OPERATING WITH REDUCED REDUNDANCY. STATUS MESSAGE 01- ACTIVE CLIMB INTERMITTENT; 2.9 START BLEED VALVE TC PROBE (R ENG, CH B) TEMPERATURE SIGNAL IS OUT OF RANGE. DB- ELESDR UALA2012071303792Sdu · faultySATCOM HIGH GAIN FAILED. SATCOM SYSTEM BECAME INOPERATIVE LOW AND HIGH GAIN REPLACED SDU PER AMM.SDR UALA2012071203760Switch · faultyFLIGHT ATTENDANT J-S 1L FWD PHONE CRADLE NOT HOLDING PHONE. SECURED HANDSET CRADLE TRIM FOUND IN CABIN. PA PUSHBUTTON SWITCH ON CRADLE IS DAMAGED AND INOP. WILL NEED COMPLETE CRADLE ASSY REPLACEMENT. CHECKED INTERPHONE FUNCTIONS AND PA WHEN SELECTED ON HANSDR UALA2012071103735Converter · failedFAILURE IN THE BACKUP ELECTRICAL SYSTEM HAS OCCURRED THAT CANNOT BE ATTRIBUTED TO A BACKUP GENERATOR. REPLACED GEN BACKUP CONVERTER, ALL TESTED NORMAL. REPLACED GENERATOR BACKUP CONVERTER, ALL TESTS NORMAL. SUCCESSFUL ENGINE RUN TEST.SDR UALA2012071103734Actuator · faultyENG CONTROL L STATUS MSG. ACCOMPLISHED FIM 75-31 TASK 811 ENG CHECK 4 VARIABLE STATOR VANE SYS 71-08 816. ALL CORRESPONDING VALUES ON EPCS PAGE NORMAL. PERFORMED ENG RUN, ALL OKAY NO STS MSG. REPLACED SVA. ALL CHECKED OKAY. NO LEAKS EVIDENT.SDR UALA2012071103720Valve · failedBLEED FAN AIR MODULATION RIGHT EICAS MESSAGE DISPLAYED. MSG02- LATCHED FAN AIR MODULATING VALVE (RIGHT) RVDT CIRCUIT IS OPEN OR SHORTED. MSG-3610532 LATCHD QT MSG-3610532 LATCHED QT. REPLACED FAMV PER MM.SDR UALA2012071103722Hook And Loop · wornFIRST OFFICER'S SEAT LIFE PRESERVER POUCH HOOK AND LOOP DOESN'T HOLD. REPLACED HOOK AND LOOP STRIP.SDR UALA2012060803152Battery Pack · faultyR3 DOOR EMERGENCY EXIT UPPER LIGHT INOPERATIVE REF JC 2-2025C. REPLACED EMERGENCY BATTERY PACK ASSY.SDR UALA2012022201070Seat Track · wornMAIN DECK SEAT TRACK FLANGES WORN AT FASTENER HOLES BS 1035-1287. BLENDED WORN AREAS AND INSTALLED REPAIR STRAP.SDR UALA2012022101049Spar · corrodedRIGHT WING REAR SPAR WEB CORROSION AT IRSS 340. BLEND OUT REPAIR ACP IAW ECRA 5720-02244, AMECO 777EN-57-0288-01. CATEGORY A REPAIR.SDR UALA2012022201080Computer · faultyAFTER ENGINE RUN CHECK OF EICAS, MESSAGES SHOW AUTOPILOT FLIGHT DIRECTOR CENTER COMPUTER FAULT. REPLACED AFDC COMPUTER AS PER MM.SDR UALA2012022101050Spar · corrodedLEFT WING REAR SPAR CORROSION AT AFT FUEL PUMP. CATEGORY 'A' REPAIR ACCOMPLISHED IAW ECRA 5720-02245 AND AMECO 777EN-57-0289-01.SDR UALA2012022001032Datalink · faultedSATCOM SYSTEM FAILS OR NO BUSS ACTIVITY. ADVISORY MESSAGE 2368893 ACTIVE ES HARD. REPLACED SATCOM DATA UNIT PCN 583-9200 PER MM, OP CHECKED FAIL DUE TO LNA-DIPLEXER HAS A FAULT MSG23-60091 OR FIM 23-15 TASK 807. COMPLETED STEP C OF THE FIM.SDR UALA2012022001039Relay · faultedENGINE FUEL VALVE RT RIGHT ENGINE HIGH PRESSURE FUEL SHUTOFF VALVE (HPSOV) OR RIGHT SPAR FUEL VALVE POSITION DISAGREES WITH COMMANDED POSITION. (ADVISORY) REPLACED RELAY K76207 AND ENGINE IDLE RUN CHECKED NORMAL PER JRH.SDR UALA2012022001033Control Valve · faultyRIGHT PACK CYCLING ON AND OFF WITH ASSOCIATED ADVISORY MESSAGE. CREW TRIED CYCLING PACK SWITCH, ADDING POWER FROM RT ENGINE, NO HELP. REPLACED RT LOWER FLOW CONTROL VALVE PER AMM AND COMPRESSOR DISCHARGE TEMP SENSOR M2 1520.SDR UALA2011050402193Valve · faultyECON COOL VALVE, RT PACK ECONOMY COOLING VALVE NOT IN COMMANDED POSITION. STATUS MSG01- LATCHED CRUISE MODE DEPENDENT DB-CABIN TEMP CONTROLLER (RT CHAN2) MSG02- LATCHED CRUISE MODE DEPENDENT; ECONOMY COOLING VALVE (RT PACK) IS NOT IN COMMANDED POSITION. MSG-2SDR UALA2011050402182Sdu · failedSATCOM SYS FAILS OR NO BUSS ACTIVITY. REPLACED SDU IAW AMM, SYS CHECKED GOOD.SDR UALA2011031401191Engine · crackedNR 1 ENG FOUND RADIAL CRACKS IN AREA "A" OF HPT. CURRENTLY ON INTVL NR 3, RVI PIX POSTED. ENGINE CHANGE REQUIRED. WIDE LOAD CA TRUCK PERMIT NOT AVAIL WEEKENDS. ENGINE ETA 17MAR 1400. OLD ENG OFF. FIREWALL READY FOR ENG. INSTALLED NEW ENGINE.SDR UALA2011022200900Connector · damagedHIGH PRESSURE (HP) FUEL SHUTOFF VALVE POSITION DISAGREES WITH COMMANDED POSITION. STATUS MSG-7360211 INACTV SD MODE. MAINT MSG 73-60021 PERFORM ED WET MOTOR NOW HELP. PERFORMED WIRE CHECK FOUND HIGH RESISTANCE BETWEEN PLUG D71024P AND D71074J, CLEANED BOTH CSDR UALA2011022100884Valve · faultyPACK R2 AND TIME UNABLE TO RESET. RT PACK TEMP HIGH CAUSING PACK TRIP OFF. ACCOMPLISHED TROUBLESHOOTING IAW MAINT MSG, SWAPPED RT LOW LIMIT VALVE WITH RT TURBINE BYPASS VALVE IN ORDER TO DISPATCH USING MEL2152AE. REPLACED RT LOW LIMIT VALVE. SWAPPED TURBINESDR UALA2011021800849Fire Bottle · dischargedLOWER LOBE CREW REST FIRE BOTTLE DISCHARGED. COMPLIED WITH MEL REQUIREMENTS. LOWER LOBE CREW REST UNUSABLE. REPLACED LOWER LOBE FIRE BOTTLE.SDR UALA2011022100857Battery · faultyMAIN BATTERY WILL NOT HOLD A CHARGE. REPLACED BATTERY IAW MM. REPLACED BATTERY CHARGER IAW MM. TESTS GOOD.SDR UALA2011021800845Fuse · faultySEATS 31 TO 43 LT AND RT AISLES, EMERGENCY LIGHTS ON ARMREST ARE INOPERATIVE. REPLACED FUSE IN POWER SUPPLY. OPS CHECKS GOOD.SDR UALA2011022100875Heater · overheatedHAVE ELECTRICAL BURN ODOR AT LAV NEXT TO DOOR 2L. WATER HEATER EXTREMELY HOT, ESPECIALLY IN AREA OF THE ON-OFF SWITCH. SWITCH SELECTED TO OFF, ODOR DISSIPATED SLIGHTLY BUT STILL DETECTABLE. WATER HEATER LAV AT DOOR 2L. HAD ELECTRICAL BURNING ODOR. HEATER SWI
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