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 UALA2010120604468Igniter · failedENG IGNITOR R1 RT ENGINE FAILED TO IGNITE USING IGNITOR 1. STATUS MSG-7461492 INACTV ES MODE. CLEARED STATUS, NO TIME TO ADDRESS. REPLACED RT ENGINE NR2 IGNITER PLUG IAW AMM. OPS CHECK NORMAL.SDR UALA2010120604464Actuator · stuckFOUND MESSAGE, APU INLET DOOR. FOUND APU DOOR STUCK AT OPEN POSITION, SUSPECT INLET DOOR ACTUATOR. MESSAGE NR 49-14110. SECURED CB IAW MEL. REMOVED ACTUATOR WITH DOOR, UNABLE TO REMOVE CORRODED CLEVIS BOLT IN DOOR RECESS WHILE ON ACFT, REPLACED ACTUATOR,SDR UALA2010120204429Charger · faultyAPU WOULD NOT START. NO START PRIOR TO PUSHBACK. APPLY MEL REQ. REPLACED APU BATTERY AND CHARGER IAW MM. OPS CK OK. NO FAULT MSG FOUND.SDR UALA2010120204428Light · inoperativeONE OF TWO EMERGENCY PATH LIGHTS INOP AT SEAT 1F. MISSING LIGHT ASSY, INOP. REPLACED EMERGENCY EXIT LIGHT ASSY AND CHECK OK.SDR UALA2010120204433Control Valve · faultyLT PACK T-S AHM PROGRAM HAS DETECTED FAULT MESSAGE 21-24101 LT UPPER FLOW CONTROL VALVE TORQUE MOTOR NOT IN CMD POSN. ACP VISUAL CK OF CONNECTORS AND LOCAL WIRING ON THE LT PACK BAY AREA, CHECKING FOR SECURITY AND OBVIOUS DAMAGE. REPLACE THE LT PACK UPPER FLSDR UALA2010120104422Plug · overtorquedFOUND APU GEARBOX DRAIN PLUG OVER TORQUED. DRAIN PLUG DAMAGED NEEDS TO BE REPLACED. APU WAS DRAINED OF OIL AND PLUG WAS TEMPORARILY INSTALLED TO FILL HOLE WHERE PLUG GOES. TALKED WITH APU CONTROLLER ABOUT PLUG. PLUG IS HELD IN WITH SAFETY WIRE TO KEEP IN POSISDR UALA2010120104423Sensor · faulty"APU OIL QTY" STATUS MESSAGE SHOWS ON POWER UP. MAT SHOW MESSAGE 49-12860 ACTIVE. EICAS APU OIL QUANTITY INDICATION BLANK, TRIED TO CLEAN OIL QTY SENSOR, NO HELP. APU OIL QUANTITY CHECKED BY SIGHT GAUGE. SHOWS FULL IAW MEL. PN: 295-0002. ALSO O-RING 362-2029.SDR UALA2010110504119Shutoff Valve · inoperativeUPON TAXI OUT, RT BLEED WENT INOPERATIVE. FOUND HPSOV ON NR 2 ENG BINDING, LUBRICATED. PERFORMED OPERATIONAL CHECK WITH ENGINE RUNNING. RT BLEED SYSTEM OPERATION OK. WORK PERFORMED BY BAHMM. DUE NUMEROUS DELAYS. PREVIOUS MAINTENANCE STATION HAD FOUND MANUSDR UALA2010110304094Tube · leakingNR 2 ENG HOC. OPENED ENGINE, OIL LEAKAGE CKD. FOUND THE MAIN GEARBOX OIL PRESSURE TUBE LOCKPLATE LOOSENED, RETIGHTENED BOLTS AND TUBE CKD OK. RAN ENGINE, NO LEAKAGE FOUND. CKD OIL QUANTITY BY EICAS, SHOWS NORMAL. TUBE ASSY REF IPC 79-21. BOLT REF IPC. RASDR UALA2010110304083Actuator · leakingLT ENGINE THRUST REVERSER ACTUATOR LEAKING HYD FLUID. ENG 1 REVERSER DEACTIVATED IAW MEL 7831B. REPLACED OTBD SYNC LOCK, NO LEAKS NOTED.SDR UALA2010110104035Anti-Ice Valve · failedRT ENG ANTI-ICE VALVE FAILING IN CLOSED POSITION. AFTER ENG RUN VALVE IN OPEN POSITION. DEACTIVATED RT ENG ANTI-ICE VALVE IN OPEN POSITION IAW MEL 3021D. SUSPECT ANTI-ICE VALVE IS STICKING. REPLACED EAI, OPERATIONS NORMAL. PROBLEM RECURRED ONE SEGMENT LATESDR UALA2010110104055Light · brokenEMERGENCY LIGHT WAS BROKEN AT SEAT 8D. REPLACED EMERGENCY LIGHT ASSY, OPS CHECK OK.SDR UALA2010102904009Drive System · failedWXR SYS, WXR DISPLAY IS NOT PRESENT WHEN WXR SELECTED ON EFIS CONTROL PANEL. STATUS MSG03- ACTIVE CRUISE INTERMITTENT; WXR ANTENNA DRIVE IS NOT CONNECTED OR FAILED. DB- WXR TRANSCEIVER (RT) MSG04- NOT ACTIVE CRUISE INTERMITTENT; WXR ANTENNA DRIVE IS NOT CONNSDR UALA2010102803990Cover · unsecureDOOR 4L, COVER FELL OFF EMERGENCY LIGHT ON RT SIDE OF DOOR. SECURED COVER.SDR UALA2010102904012Probe · faultyHEAT TAT FAILURE OF TOTAL AIR TEMPERATURE (TAT) PROBE HEATING CIRCUIT. STATUS MSG-3037120 LATCHD ER MODE MSG-3037120 ACTIVE ER MODE. REPLACED PROBE. OPS GOOD.SDR UALA2010102603959Cone · leakingHAZE SEEN IN F/C, FLIGHT DIVERTED. REMOVED NR1 ENG INLET CONE AND INSPECTED FOR OIL. FOUND INSIDE OF HUB & CONE WET WITH OIL. REINSTALLED INLET CONE. R & R ENGINE.SDR UALA2010102203900Generator · faultyELEC BACKUP GEN LT BACKUP GENERATOR OFF DUE TO A PROTECTIVE TRIP. STATUS MSG01- NOT ACTIVE CRUISE MODE DEPENDENT; BACKUP GENERATOR (L) TEMPERATURE IS HIGH. DB- BACKUP CONVERTER MSG02- ACTIVE CRUISE MODE DEPENDENT; BACKUP GENERATOR (L) TEMPERATURE IS HIGH. MSGSDR UALA2010102203912Oxygen Bottle · reads lowCREW OXYGEN READ 1640 PSI. LESS THAN LIMIT AS REQUIRED NR 3SVC CK. REPLACED OXYGEN BOTTLE. OPS & LEAK CHECKED , NO LEAK FOUND.SDR UALA2010102003887Light · looseSEAT 3F EMERGENCY LIGHT LOOSE. SECURED EMERGENCY LIGHT AND OK.SDR UALA2010102103894Controller · leakingBLEED PRSOV LIGHT STATIS MESSAGE ON TAXI OUT. SNAPSHOT SHOWS HI PRESSURE SOV CLOSED AT IDLE. BLEED OFF ENG-LT MESSAGE AND OFF LIGHT ILLUMINATED IN BLEED SWITCH. CYCLED SWITCH, NO HELP. ACCELERATED TO APPROX 50 PERCENT, N1 NO CHANGE. DUCT PRESS IS ZERO. LT BLESDR UALA2010102003884Sdu · intermittentSATCOM INTERMITTENT. LOG ON WITH INTERMITTENTLY ON ARRV, RERACK RFU, REPLACED SDU AGAIN AND OPS CHECKED NORMAL.SDR UALA2010102003882Shutoff Valve · faultyRT PACK WON'T SHUTOFF. REPLACED LOWER RT PACK SOV.SDR UALA2010102003883Controller · faultyAPU CONTROL APUC DETECTED FAILURE OF REDUNDANT CONTROL FUNCTION OR LOSS OF 1 629 CHANNEL. STATUS MSG-4911970 INACTV ER MODE. REPLACED APUC, GROUND CHECK NORMAL.SDR UALA2010101903862Generator · inoperativeCREW REPORTED BACKUP GEN TRIPPED OFFLINE TWICE DURING TAXI IN. MX CONTACTED, CHECKED THE CONVERTER AND FOUND CONDITION NORMAL. HOWEVER DUE TO HISTORY, ITEM TRANSFER TO MEL IAW 2425A. REPLACED NR2 ENGINE BACKUP GENERATOR AND ACCOMPLISHED BUG TEST.SDR UALA2010101803836Connector · unsecureDOOR 1L EMERGENCY LIGHTS COME ON INTERMITTENTLY. DOOR 1L FWD BATTERY PACK MODULE TURNS ON LIGHTS WHEN HANDLED. NEEDS NEW BATTERY PACK MODULE. RESEATED AND SECURED CONN D3101P AT MED 1L THRESHOLD PANEL. EMERGENCY LIGHTS OP CKD GOOD.SDR UALA2010101803842Fan · faultyBURNING ODOR IN CABIN, FLT DIVERTED. INSPECTED CABIN FOR SOURCE, RAN ENG ENGS AND PACKS, OPERATED RECIRC AND GASPER FANS, OPERATED LIGHTS, CHECKED LAVS AND LOWER LOBE. CHECKED CARGO BULK VENT FAN AN D E&E. DEFERRED ENG CARGO VENT FAN. NO OTHER DEFECTS FOUND. SDR UALA2010101503824Converter · trippedBOTH BACKUP GENS TRIPPED OFF IN DESCENT. RESET OK. REPLACED BACKUP GEN FREQ CONVERTER, CK'D OK AND TEST PASSED.SDR UALA2010101503822O-Ring · leakingWHILE PERFORMING LEAK CHECK OF THE FUEL OIL COOLER, FOUND OUTLET MANIFOLD ASSEMBLY (LOCATED ON THE TOP OF THE COOLER) AND THE FUEL-OIL COOLER BYPASS VALVE (LOCATED ON THE BOTTOM OF THE COOLER) LEAKING OIL. RPL'D SEAL PLATE ON FUEL OIL BYPASS VLV. REPLACED O-RSDR UALA2010101303811Thrust Reverser · inoperativeRIGHT THRUST REVERSER INOPERATIVE AND DEACTIVATED. MSG NO.78-00092. RT ENG THRUST REVERSER DEACTIVATED PER MEL SPEC. REACTIVATED SYS, EXERCIED RIGHT THRUST REVERSER SYNC LOCK SWITCH. ACCOMPLISHED OPS TEST PER MM, OPS NORMAL AND NO EXISTING FAULT. OPS CHK SEVERSDR UALA2010101203798Control Unit · faultyPRIMARY FLIGHT COMP MSG. FLAPERON PCU FOUND DEFECTIVE. REPLACED FLAPERON POWER CONTROL UNIT & OPS TEST C-OUT PASSED.SDR UALA2010100703720Wire · unsecureSATCOM VOICE PORTION OF SATCOM FAILS. ADVISORY MSG04- NOT ACTIVE CRUISE INTERMITTENT; HIGH POWER AMPLIFIER FOR HGA (LT) HAS NO INPUT FROM RADIO FREQUENCY UNIT (LT) ON TRANSMIT RF CABLE. DB- SATELLITE DATA UNIT (LT) MSG-2360041 INACTV CL INTER MSG-2368893 INACSDR UALA2010100803736Eec · malfunctionedENG EEC C1 R RT ENGINE CONTROL IS IN A TIME LIMITED DISPATCH CONDITION. ENGINE CONTROL SYS IS OPERATING WITH REDUCED REDUNDANCY. STATUS MSG01- NOT ACTIVE CRUISE MODE DEPENDENT; EEC PERMANENT MAGNET ALTERNATOR (RT ENG, CH B) WINDING IS INOPERATIVE. DB- ELECTRSDR UALA2010100703726Guide · damagedNR1 ENGINE IS UNSERVICEABLE DUE TO LIFTING OD PLATFORM AND BURN THROUGH OF T1 NOZZLE GUIDE VANE AT 7 O'CLOCK POSITION. FOUND 1 EA VANE AT 7:00 POSITION WITH BURN THROUGH, CRACK AND LIFTED OUTER PLATFORM AT T/E INTO THE AIRFOIL. REQUIRES ENG CHANGE. INSTALLEDSDR UALA2010100403684Structure · missingNR 1 ENG OTBD THRUST REVERSER HAS 18IN X 24IN SECTION MISSING. REMOVED FIRE BLANKET. INSTALLED FIRE BLANKET, 2 EA IN LT REVERSER. ALL FASTENERS INSTALLED EXCEPT ON THE T/E OF BOTH BLANKETS. SECURED BLANKETS. REINSTALLED PYLON VENT VLV.SDR UALA2010100403657Check Valve · faultyNR1 ENGINE LT INTERMEDIATE PRESSURE CHECK VALVE FLAPPER END PLAY CLEARANCE IS MORE THAN .030. REPLACED CHECK VALVE. OPS NORMAL.SDR UALA2010100403658Precooler · crackedFOUND NR1 ENG PRECOOLER LEAKING. CRACKED ON LOWER SEAM. REPLACED NR1 ENGINE PRECOOLER. NORMAL OPS.SDR UALA2010100403661Transceiver · faultyA-T DISCONNECTED. NO LAND, 3 IND EICAS MSG AND STATUS MSGS. PERFORMED LT & RT F AUTO THROTTLE SERVO LOOP GROUND TEST , CONDITION NORMAL. PRESENT LEG FAULTS SHOWED RADIO ALT MSG 22-11920, 22-11940. CONCURED WITH S FOLM THAT ISSUE IS WITH LT & RT RADIO ALT AND NSDR UALA2010100403655Solenoid · faultyEPR STEADY. N1 1 PERCENT INCR EGT 50 DEGREE INCR SAMC TEXT: NO SURGE DOWNLINKED. SUGGEST PERFORMING ENGINE CHECK NR6- 2.9 BLEED VALVE SYS 71-08 TASK 818. PERFORMED FIM 71-08 TASK 81 8. ALL CONNECTIONS ELEC & PNEU CHK NORMAL. BLD CLUNK CK NORMAL. PERFORMED 2.9 SDR UALA2010092803589Unknown · odorACRID STRONG OIL ODOR IN FLT DECK, 1ST & BUSINESS CLASS. ACP VISUAL CHECK OF NR1 ENG SPINNER FOR POSSIBLE OIL CONTAMINATION. REMOVED SPINNER AREA NO LARGE AMOUNT OF OIL FOUND. INSTALLED SPINNER. BOROSCOPED ENGINE THRU AP2 AND AP3, NO EVIDENCE OF OIL ON BLADSDR UALA2010093003626Starter · leakingFOUND OIL LEAKING FROM NR 2 ENGINE STARTER. REPLACED STARTER IAW AMM, CHECKS OK.SDR UALA2010092403542Heater · inoperativeLOWER F/A CREW REST AREA TEMPATURE CONTROL PANEL DOES NO RESPOND TO SELECTED TEMPERATURE. NR1 HEATER INOP. REPLACED NR1 HEATER IAW MM, OPS NORMAL.SDR UALA2010092103504Door Frame · gougedAFT CARGO DOOR FRAME LOWER FWD CORNER HAS A GOUGE MEASURES .4375 WIDTH BY 2.1250 LONG. ACCOMPLISH HFEC INSP OF AFT CARGO DOOR CUTOUT DAMAGE BLENDOUT AT FWD LOWER CORNER FOR CRACKS. ACCOMPLISHED HFEC AT AFT CARGO FUSELAGE CUTOUT FOR DAMAGE BLEND OUT AT LOWERSDR UALA2010092103514Generator · inoperativeGENERATOR INOPERATIVE.SDR UALA2010092103505Circuit Card · malfunctionedLT AND RT ELEC HYD DEMAND PUMPS RUN CONTINUOUSLY AT CRUISE. LT & RT HYD IM CARD REPLACED AND OPS SOFTWARE (297A-BCE-00-27) LOADED IAW AMM & TESTS OK. W-U GENERATED FOR TEST FLIGHT.SDR UALA2010092103508Scavenge Pump · leakingNR 1 ENGINE OIL CONSUMPTION EXCEEDS LIMIT. TROUBLE SHOT IAW FIM 71-05 T830. IAW AD 2003-26-09, IF EXCEEDED 0.5 QT PER HOUR AND NO CAUSE FOUND, BOROSCOPED NR 3 WEEP MM TASK 72-00-88-290-803-N01 WITHIN 100 CYC. BOROSCOPED TUBE AT NR 3 BEARING OIL VENT TUBE FOUNSDR UALA2010092203519Actuator · leakingNR1 ENGINE VARIABLE STATOR VANE ACTUATOR IS LEAKING. 20-25 DROPS PER MINUTE STATISTICALLY. NR1 ENGINE SVA REF MM, NO LEAKS.SDR UALA2010091603444Module · malfunctionedIAW CREW AUTOTHROTTLE LT AND RT EICAS MSGS DISPLAYED. AUTO THROTTLES WILL NOT MOVE DURING GROUND TEST WITH 'AUTO THROTTLE SERVO L,R' STATUS MESSAGE DISPLAYED ON EICAS. MAINT MESSAGE DISPLAYED AFTER GROUND TEST 22-22091, 22-22092, 22 -22081, 22-22082. VERIFIESDR UALA2010091603445Gcu · faultyFOUND APU GENERATOR INOP ON ARRIVAL. REPLACED GCU, LOADED SOFTWARE, NO HELP FAULT MSG 24-31713, POSSIBLE AUX POWER BREAKER. REOPENED BY ORDMM - ENTERED IN ERROR. REPLACED GENERATOR, NO HELP. MR24223 -ON 119. -OFF 109. PARTS NEEDED ARE TERMINAL BLOC2, BOLT,SDR UALA2010091603446Module · faultySMT MESSAGE PAGE SHOWS AIMS CABINET LRM, ACE MONITORING TEST FAULTS MAINT MESS 31-51033. CPM GG (M0100). ACE MONITORING TEST FAULTS MAINT. MESS 31-51033. ACP FIM TASK 31-44 TASK 869.UP TO C. TRIED RESETTING MODULE IAW MT, NO HELP. R & R CPM GG (M010) AND RSDR UALA2010091403423Wire · damagedABORTED TAKEOFF AT 60 KNOTS DUE TO WING BLEED VALVE & SPOILER DEP MESSAGE. REPLACED BROKEN DUCT & DAMAGED WIRES. ACCOMPLISHED TIME LIMITED REPAIR PER UA-EVA-80111. PERMANENT REPAIR ACCOMPLISHED RR39 221 SHOP 273. INSTALLED ON WU J9108Q.
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