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 UALA2011100305325Pbe · damagedPBE AT DOOR 4R IS SPONGY AND SOFT PER "A" CHECK. REPLACED PBE.SDR UALA2011100305355Garlock Seal · leakingLEFT ENGINE OIL FILTER SENSOR FAULT MESSAGE. REPLACED PRESSURE SWITCH PER EG6190 PER MM. BUT AFTER 2 STATIC ENGINE RUN STILL LEAKING OIL. REPLACED ENGINE OIL SWITCH AN O-RING PLATE FOUND GARLOCK SEAL LEAKING ON PMA. REPLACED SEAL CHECKED GOOD.SDR UALA2011093005301Shutoff Valve · faultyBLEED OFF ENG L APPEARED AT IDLE PWR PRIOR TO TAKEOFF. RESET UNSUCCESSFUL. IDLE POWER SNAPSHOT SHOWS HPSOV CLOSED AND PRSOV CLOSED. ADVANCED POWER TO 80 PERCENT CYCLED BLEED SWITCH, PRSOV OPENED DUCT PRESSURE INDICATED 4 PSI. PRSOV & HPSOV BOTH CLOSED AT SDR UALA2011093005291Control Valve · faultedRT PACK FLOW CONTROL VALVE OF THE TWO RIGHT PACK FLOW CONTROL VALVES (FCV) ARE NOT IN THE COMMANDED POSITION. STATUS MSG-2124102 LATCHD ER MODE. LOCKED UPPER FLOW CNTL VLV CLOSED PER MEL. REPLACED RT UPPER FLOW CONTROL AND SHUTOFF VALVE PER AMM, OPS CHECK NSDR UALA2011093005294Bushing · out of positionLEFT MLG FWD DRAG BRACE UPPER SPINDLE BUSHING HAS ROTATED. A VISUAL INSPECTION HAS BEEN PERFORMED AND TORQUE STRIPE APPLIED TO BUSHING PER MM.SDR UALA2011092805248Attach Fitting · out of adjustSECURITY GATE RELEASE KNOB AND ATTACH FITTING OUT OF ADJUSTMENT. SECURED RELEASE KNOB AND BOTTOM FLOOR ATTACH FITTING.SDR UALA2011092805256Controller · inoperativeF/A TEMP CONTROLLER, ZONE 5 IS INOPERATIVE. ZONE E TRIM AIR IS NOT AVAILABLE. REPLACED LT CABIN TEMP CONTROLLER AND ZONE E TRIM AIR MOD VALVE.SDR UALA2011092605190Idg · faultyLOSS OF RIGHT TRANSFER BUSS IN FLIGHT. DUE TO REPEATED LOSS OF RIGHT TRANSFER BUSS IN FLIGHT. REMOVED & INSTALLED RT IDG PER MM.SDR UALA2011092605185Antenna · damagedCENTER VHF ANTENNA UPPER FUSELAGE DAMAGED. REPLACED THE CENTER VHF ANTENNA PER MM.SDR UALA2011092605197Actuator · failedTURBINE CASE COOLING ACTUATOR STUCK OR REVERTED TO ITS FAIL-SAFE POSITION. TURBINE CASE COOLING LPT VALVE DEACTIVATED REF MEL 7524B; ROD END IS IN LOB. PERFORMED WIRING CHECKS PER FIM'S 75-24 TASK 805 & 806, ALL TESTED GOOD, REPLACED EEC PER MM, STILL FAULTSDR UALA2011092605199Precooler · unknownRT PRECOOLER RECORE. REPLACED PRECOOLER PER MM.SDR UALA2011092605196Thermocouple · fodNR 2 ENG TCA THERMOCOUPLE PROBE AT 9 O'CLOCK POS DOES NOT SEAT COMPLETELY. SUSPECT DEBRIS IN HOLE. INSTALLED TCA PROBE AFTER REMOVAL OF FOD. 5 MIN CHECK ENGINE TEMPS, NORMAL.SDR UALA2011092305154Circuit Card · malfunctionedF/O FLIGHT INSTRUMENT BUSS NOT POWERED. STATUS MSG-2412050 ACTIVE DC INTER. REPLACED I-O CARD M24403A5. OPS NORMAL ON GROUND. MESSAGES CLEARED. ACFT OK FOR SERVICE.SDR UALA2011092605195Interface Unit · failedENTERTAINMENT SYSTEM AUDIO AND VIDEO INOPERATIVE. REPLACED VIDEO INTERFACE UNIT PER AMM. REACTIVATED ENTERTAINMENT SYSTEM LOADED VIU & CONFIG DATABASE. PAX AUDIO AND VIDEO ENTIRE CABIN NORMAL OPERATION AFTER CONFIG DATABASE INSTALL COMPLETE.SDR UALA2011092105102Pbe · damagedPBE SOFT AT DOOR 3R. REPLACED PBE.SDR UALA2011092105103Pbe · damagedPBE SOFT AT DOOR 4R. REPLACED PBE.SDR UALA2011092105098Snubber · leakingHYD FLUID COMING FROM BOTTOM OF DOOR 2L HANDLE AREA DRIPPING ON SLIDE PAC. REF MM FOR RMVL & INSTALLATION OF THE SNUBBER AND SERVICING REQUIREMENTS. WITH SNUBBER INSTALLED, CONFIRMED SNUBBER CAVITY MEASUREMENT, SERVICED AS NECESSARY, DURING DOOR OPERATION NOSDR UALA2011092105104Cover · missingEMERGENCY LIGHT STRIP COVER MISSING AFT CABIN. REPLACED CABIN PARTITION EMERGENY EXIT LIGHT AT DOOR 4R.SDR UALA2011092005083Panel · damagedFOUND DAMAGE TO PANEL 149BL. THERE IS A 2 INCH LONG CRACK GOING FROM EDGE ON PANEL TO THE CORE. THERE IS DELAM AREA 13 IN LONG BY 4.5 IN WIDE INCLUSIVE OF CRACK. DAMAGE IS FROM 20IN TO 33IN FROM FWD EDGE OF PANEL ON RT OTBD EDGE. DAMAGE EXCEEDS LIMITS OF SSDR UALA2011092005084Skin · damagedRT MLG DOOR INBD EDGE APPROX 94 IN FROM AFT DOOR EDGE. THERE ARE 2 DAMAGED AREAS 10 IN APART. 1 INCH IN DIA. DOOR FACE SKIN IS MISSING AND CORE HONEY COMB IS EXPOSED. DAMAGE IS IN ZONE 2. DAMAGE IS BEYOND ALLOWED LIMITS. TAPER SANDED REPAIR.SDR UALA2011092005089Module · faultyDURING RIGHT AIMS SYSTEM TEST, FOUND IOM M009 HAS AN ARINC 629 FAULT ON FLIGHT CONTROLS ARINC 629 BUS (LEFT). MAINTENANCE MESSAGE 31-58102. RELOADED IOM OPS SOFTWARE, NO HELP. NEEDS IOM M009 IN RIGHT AIMS. REPLACED RIGHT AIMS CABINET M9 MODULE, CHECKS OKAYSDR UALA2011091605015Structure · damagedAIRCRAFT INCURRED LIGHTNING STRIKES. FOUND LIGHTNING STRIKE BETWEEN STA'S 345 & 358 AT 2L FROM TOP CENTERLINE. MAINT TEXT: POSITION OF LIGHTNING STRIKE IS 9" FWD OF STA 320 ON STRINGER 3L. 1-4" INBD FROM FASTENER. STARTED BLENDING DAMAGE. REMOVED ADJACENT RSDR UALA2011091604999Control Panel · faultyCENTER RADIO CONTROL OFF-SIDE TUNING LIGHT INOP. PER MEL NO PARTS ORD. REPLACED CTR RADIO CONTROL PANEL.SDR UALA2011091404981Module · faultyZMU ISSUES. RPL ZMU-2 FOR TROUBLESHOOTING IAW MM. OPS CHECKS NORMAL.SDR UALA2011091304953Skin Panel · damagedTHE LWR AFT SKIN PANEL 147W2351 WAS REPAIRED WITH CATEGORY 'B' REPAIRS AT STA 1873-1895 STR 46L TO 46R, STA 1895-1916 STR 47L-48L,STA 1916-1937 STR 46R TO 48R. FUTURE INSPECTIONS ARE NOW COVERED WITH EC20 5331 000 SCA, EQ4703, AND JC216003110. THIS ITEM CAN SDR UALA2011091404975Charger · faultyEICAS MSG MAIN BATTERY DISC. FOUND P320 K9 TRIPPED, MAIN BATTERY CHARGER PWR CB. REPLACED MAIN SHIPS BATTERY AND BATTERY CHARGER.SDR UALA2011091404980Module · faultyCACP TEST INDICATES BAD ZMU NR 3. REPLACED ZMU3 PER AMM.SDR UALA2011090904868Panel · inoperativeF/O COMM PANEL VHF C PUSHBUTTON LIGHT INOP. REPLACED F/O'S COMM PANEL.SDR UALA2011090904869Support Bracket · brokenDOOR 2R GIRT BAR SUPPORT BRACKET BROKEN. DOOR 2R ESCAPE SLIDE REMOVED PER MM. TWO GIRT BAR SUPPORT BRACKET BROKEN. REMOVED DOOR 2RT AFT GIRT BAR SUPPORT DUE TO IT BEING BROKEN. REPLACED GIRT BAR SUPPORT. REPLACED AFT GIRT BAR BRACKET DOOR 2R. RE-INSTALLESDR UALA2011090904891Strap · unsecureFOUND LT MLG FWD TRUNNION UPPER STRAP OTBD ATTACH, LOWER OTBD BOLT NOT SECURED WITH RETAINING NUT. INSTALLED STRAP.SDR UALA2011090704852Shutoff Valve · inoperativeNR 1 ENGINE BACK UP GEN AIR-OIL HEAT EXCHANGER COOLER VALVE INOP. REPLACED NR 1 ENG BACK UP GEN AIR-OIL COOLER VALVE REF AMM. PART BORROWED. PART 808900-1, PCN 645-9045, SERIAL F48080. CONTAINER NOT ON BOARD.SDR UALA2011090904888Module · faultyLIGHTS IN BACK ZONE OF ECONOMY WON'T COME ON. REPLACED ZMU NR 3 PER MM.SDR UALA2011090704855Duct · leakingRUMBLING NOISE AFTER TAKEOFF WITH C2 DEM FAULT ON EICAS. CREW OBSERVED PNEUMATIC SYS ISOLATION VLVS ISOLATING BLEED LEAK. EVENTUALLY GOT "BLEED LOSS BODY R" FAULT AND SYNOPTIC SHOWED CTR AND RT ISOL. VLVS CLOSED.SDR UALA2011090704860Display · defectiveFIRST OFFICERS PFD HAS BLACK SPOT ON TOP OF SPEED TAPE-ABOVE IAS. DISPLAY FOUND FAULTY. REPLACED F/O'S PFD.SDR UALA2011090604812Actuator · faultySTATUS MESSAGE: "DOOR FLIGHT LOCK 2L" MESSAGE EARLY IN FLIGHT. MESSAGE OCCURED PRIOR TO ELECTRICAL CHECKS, SO IT NEEDS TO BE CHECKED. REPLACED WITH NEW FLIGHT LOCK ACTUATOR AND FLIGHT LOCK CONTROL TEST OKAY.SDR UALA2011090904866Oil Tank · leakingNR 2 ENG S/N 777027, FOUND SIGN OF OIL LEAKAGE AT PRESSURE TUBE (LP36) MATING SURFACE WITH OIL TANK FLANGE. REPLACED STRAINER AY. RAN ENGINE, STILL LEAKING 2 DROPS PER MINUTE, WITHIN LIMITS. NEW OIL TANK EN ROUTE. PCN 223-7100, 1 EA, LUBE OIL TANK FROM SHOPSDR UALA2011090704826Unknown · odorDURING TAXI-OUT BURNING ELEC SMELL IN BUSINESS GALLEY. RAN ALL OVENS, WARMERS, CHILLERS, COFFEMAKERS AND LIGHTS IN GALLEY. NO SMELLS NOTED. FOUND SIDEWALL LIGHT ASSY AT SEAT 6KJ INOP WITH RELAMPING NO HELP. REPLACED LIGHT ASSY SUSPECT AS CAUSING SMELL. ALSDR UALA2011090504771Light · inoperativeAFT EMERGENCY LIGHT AT SEAT 2E INOP. REPLACED EMERGENCY LIGHT. LIGHT OP CHECKS OK.SDR UALA2011090504805Idg · trippedDUE TO CHRONIC BUG DUAL TRIP EVENTS AND HISTORY OF WHEN PROBLEM OCCURING RPL LT IDG. REPLACE THE LT IDG PER MM. ACCOMPLISHMENT OF ITEM DEPENDENT UPON HIGH PWR RUN RESULTS. REPLACED LT IDG PER MM. OPS CHECK NORMAL. HI POWER RUN ACCMP'D WITH NO FAULTS. NO LSDR UALA2011090504806Generator · faultyREPLACE LT BUG. DUE TO CHRONIC BUG DUAL TRIP EVENTS AND HISTORY OF WHEN PROBLEM OCCURING. REPLACE THE LT BUG PER MM. REPLACED LT BUG PER MM. OPS CHECK NORMAL. HI POWER RUN ACCMPD WITH NO FAULTS. NO LEAKS.SDR UALA2011090504807Generator · faultyREPLACE RT BUG. DUE TO CHRONIC BUG DUAL TRIP EVENTS AND HISTORY OF WHEN PROBLEM OCCURING. REPLACE THE RT BUG PER MM. ACCOMPLISHMENT OF ITEM DEPENDENT UPON HIGH PWR RUN RESULTS. REPLACED RT IDG PER MM, OPS CHECK NORMAL. HI POWER RUN ACCMPD WITH NO FAULTS. SDR UALA2011090504791Pcu · faultyPFC CONTROL LANES DISPLAYED. REPLACED LEFT O/B PCU AND CONFIDENCE TEST AND RIG CHECK REF MM. COMPLETED INSP OF PCU.SDR UALA2011090504804Gcu · faultyREPLACE LT GCU. DUE TO CHRONIC BUG DUAL TRIP EVENTS AND HISTORY OF WHEN PROBLEM OCCURING. REPLACE THE LT GCU PER MM. ACCOMPLISHMENT OF ITEM DEPENDENT UPON HIGH PWR RUN RESULTS. REPLACED LEFT GCU PER AMM PER ABOVE EG6089 CALLOUT REQUEST.SDR UALA2011090704863Switch · faultyRT ENGINE WOULD NOT SHUTDOWN WITH FUEL CTRL SWITCH HAD TO PULL FIRE HANDLE. REPLACED ENG CUTOFF SWITCH. ACP TWO GOOD STARTS & SHUTDOWNS.SDR UALA2011090504743Chiller · inoperativeCHILLER - INOPERATIVE C11. CREW COMMENTS: REPEAT FROM YESTERDAY. REPLACED C11 CHILLER PER MM.SDR UALA2011090504792Motor · faultyCREW REPORTS FLT CTL STATUS MESSAGE. AUTO SP BRAKE, NO AUTOLAND, THRUST ASYM COMP. CMC FAULTING R ACTUATOR CONTROL ELECTRONICS UNIT, MR27221, PCN 483-9204. MAT SHOWS NO OUTPUT FROM RIGHT ACE TO ALL THREE PFC'S. REPLACED RIGHT ACE PER MM. RPLD RT STAB HYD MSDR UALA2011090504789Solenoid · faultyENG 1 2.9 START BLEED. 2369-1 ENG 777029 EICAS 'ENG CONTROL L' MAINT MSG 75-60471 2.9 START BLEED VALVE (L ENG) NOT IN COMMANDED POS' AFTER ENGINE START. ACP'D INSPECTION OF 2.9 START BLEED VLV MUSCLE LINES, NO DEFECTS FOUND. CLEANED PS3 FILTER. TESTED STSDR UALA2011090504790Inverter · faultyELEC STANDBY SYS ELECTRICAL DC-STANDBY POWER SYSTEM FAILED THE SYSTEM SELF-CHECK. STATUS MSG-2413074 INACTV DC INTER MSG-2413056 ACTIVE DC MODE. ACP'D FIM 24-33 TASK 806, MSG ACTIVE. REPLACED DC STDBY CARD M24406A12 AND STATIC INVERTER M2 4016 REF MM, MSG NSDR UALA2011090704850Idg · faultyMAT SHOWS MESSAGE "INTEGRATED DRIVE GENERATOR (R) EXCITER FIELD CURRENT IS OUT OF RANGE" (24-31612). REPLACED WITH NEW IDG, OPERATIONAL TEST OK PER AMM. POWER PLANT NR 3 OK.SDR UALA2011090704851Battery · dischargedTHE MAINTENANCE MESSAGE 24-50243 SHOWS RT FC BATTERY VOLTAGE LOW. REPLACED WITH NEW BATTERY & INSTALLATION TEST OKAY.
Back to Pratt & Whitney PW4077