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.

SDR CALA2013102192212Audio Panel · faultyRT RADIO CONTROL PANEL VHF R BUTTON LIGHT DOES NOT ILLUMINATE. TEXT FROM LOG4 RT RADIO SELECTED, RADIO DOES SELECT. REPLACED FIRST OFFICERS ATP.Oct 19, 2013 · N768UA · Boeing 777222 · VHF Communications SystemSDR CALA2013102192211Wire · damagedLT LOWER FCV STATUS MESSAGE DISPLAYED, PRIOR TO DEPARTURE. VLV, SENSOR HAVE BEEN REPLACED PREVIOUSLY. LT LOWER FCV LOCKED CLOSED IAW MEL. SEE AM1559 FOR TROUBLESHOOTING. WIRES REPAIRED, MATERIAL GROUND TEST PASSED, NO FAULTS NOTED.Oct 18, 2013 · N215UA · Boeing 777222 · Air Conditioning System WiringSDR CALA2013101592086Blanket · damagedLT REVERSER HEAT BLANKET COMING APART. LT REVERSER NR 1 ENG. REPAIRED DAMAGE IAW MT78- UA7 R1, APPLIED SEALANT AS NEEDED.Oct 15, 2013 · N211UA · Boeing 777222 · Engine Thrust ReverserSDR CALA2013101592087Idg · faultyINBD TO GUM FLT 201 15O CT LT ENG GEN FAILED. FOUND MX MESSAGE 24-31551 IAW FIM 24-11TASK 803. R & R NR 1 ENG IDG IAW AMM 24-11-01. SEE LOG002 FOR OPERATIONS & LEAK CHECK.Oct 15, 2013 · N212UA · Boeing 777222 · AC Generator-AlternatorSDR CALA2013101692095Satcom · malfunctionedSATCOM HIGH GAIN INOPERATIVE LOW GAIN OKAY. RESET SATCOM SYSTEM, PERFORMED GROUND TEST IAW MM 23-15-00, CHECKED NORMAL.Oct 15, 2013 · N773UA · Boeing 777222 · Communications SystemSDR CALA2013101592061Relay · faultyELECTRICAL DC STANDBY POWER SYSTEM FAILED. THE SYSTEM SELF-CHECKED. REPLACED RELAY K24016 IAW WDM 24-32-21. OPERATIONS CHECKED OK IAW AMM.Oct 14, 2013 · N214UA · Boeing 777222 · DC Power Distribution SystemSDR CALA2013101592062Warning System · activatedON ETOPS CHECK FOUND HYD DEM C1 STATUS MESSAGE.Oct 14, 2013 · N776UA · Boeing 777222 · Hydraulic Indicating SystemSDR CALA2013101592056Strip · brokenMID GALLEY FWD RT SIDE TERMINAL STRIP THAT HOLDS EMERGENCY EXIT LIGHT WIRING IS BROKEN & HANGING DOWN. SECURED TO BASE.Oct 12, 2013 · N210UA · Boeing 777222 · Emergency LightingSDR CALA2013101592057Terminal · brokenMID GALLEY AFT RT SIDE UNDER TABLE TERMINAL BLOCK THAT HOLDS EMERGENCY EXIT LIGHTING, TERMINALS ARE BROKEN & HANGING DOWN. SECURED TERMINALS TO BASE OF STRIP WITH SUPERGLUE.Oct 12, 2013 · N210UA · Boeing 777222 · Emergency LightingSDR CALA2013101191981Amplifier · failedSATCOM VOICE DATA LOST. REPLACED HPA FOR HGA IAW MM, GROUND TEST PASSED.Oct 11, 2013 · N212UA · Boeing 777222 · HF Communications SystemSDR CALA2013101191959Terminal · brokenTHREE BROKEN TERMINAL STRIPS ON BOTTOM SIDE OF MID GALLEY TABLE TOP. AFFECTED TERMINAL STRIPS ARE M25231TB02 & M25231TB03 UNDER THE FWD MID GALLEY TABLE TOP & M2532TB05 UNDER THE AFT MID GALLEY TABLE TOP. IAW WDM 25-32- 22 PG 1 SHT 2 & WDM 25-32-21 PG 1. REOct 10, 2013 · N214UA · Boeing 777222 · Buffet/GalleysSDR CALA2013101191960Seal Depressor · damagedDURING LOADING AFT CARGO, LOWER FWD SEAL DEPRESSOR DAMAGED, APPROXIMATELY 33 INCHES ABOVE FWD LOWER CORNER CRACKED APPROXIMATELY 1 INCH, ANOTHER 1 INCH CRACK LOCATED AN INCH & QUARTER ABOVE THAT. TEMP REPAIR IAW ECRA 5237 01002.Oct 10, 2013 · N210UA · Boeing 777222 · Cargo/Baggage DoorsSDR CALA2013100991921Handle · stiffFLAP HANDLE STIFF, STICKS WHEN EXTENDING & RETRACTING FLAPS. LUBE FLAP HANDLE, OPERATIONS CHECKED OK.Oct 9, 2013 · N772UA · Boeing 777222 · Trailing Edge Flap Control SystemSDR CALA2013101191961Anti-Ice Valve · faultyRT ENG ANTI ICE EICAS MSG. RT ENG ANTI ICE VALVE REPLACED & TESTED IAW AMM 30-21-00-501, ALL OPERATIONS NORMAL.Oct 9, 2013 · N768UA · Boeing 777222 · Air Intake Anti/De-Ice SystemSDR CALA2013100891850Transceiver · faultyLT RA EICAS MESSAGE DISPLAYED, RESET BREAKER NO HELP. EICAS MESSAGE NO LAND 3 & LT RA DISPLAYED. REPLACED LT RADIO ALTIMETER TRANSCEIVER IAW MM. INSTALLATION TESTS PASSED. DEFERRAL CLOSED ACFT CATIII.Oct 8, 2013 · N215UA · Boeing 777222 · Ground Proximity SystemSDR CALA2013100891854Sensor · faultyEAI VLV RT ENGINE, EAI VLV FAILURE. STATUS MSG-3010112 LATCHED DC MODE. CLN CTRL M30211, NO HELP. ANTI-ICE VLV WILL NOT OPEN. VERIFIED VLV OPEN ON ENG RUN. REPLACED EAI CONTROLLER & EAI VLV ASSEMBLY IAW MM 30-21-03& MM 30-21-02, NO HELP. DEACTIVATED VLV Oct 8, 2013 · N768UA · Boeing 777222 · Air Intake Anti/De-Ice SystemSDR CALA2013100891856Battery · failedAPU BATTERY FAILURE. INTERMITTENT MSG-2413047 INACTV ER MODE. MAINT MSG 24-13047.Oct 8, 2013 · N773UA · Boeing 777222 · Battery/Charger SystemSDR CALA2013100891857Oven · dirtySMOKE COMING FROM OVEN WARMER W51 AFT GALLEY. ONLY FOUND SPILLED & MELTED CHOCOLATE SYRUP, NO ELECTRICAL HAZARD. SOURCE OF SMOKE IAW IADMM WAS THE SPILLED SYRUP. IAD VERIFIED NO OTHER DEFECTS WITH THE OVEN. OVEN INOPERATIVE TILL SYRUP CAN BE PROPERLY CLEANOct 8, 2013 · N775UA · Boeing 777222 · Buffet/GalleysSDR CALA2013100891860Transceiver · faultyWXR TRANSCEIVER LT FAULT. DUE TO AMIS HISTORY & AHM DOWNLINKING OF MX MSG 34-44001. WXR TRANSCEIVER LT HAS AN INTERNAL FAULT PLEASE REPLACE THE LT WEATHER RADAR TRANSCEIVER M34116 MR43527 PCN 580-9328. LT WXR TRANSCEIVER.Oct 8, 2013 · N780UA · Boeing 777222 · Weather Radar SystemSDR CALA2013100991874Module · faultyCOULD NOT GET DATA ON CENTER RADIO. REPLACED M001 COMM MODULE IN LT AIMS CABINET.Oct 8, 2013 · N771UA · Boeing 777222 · Central ComputersSDR CALA2013100991917Oxygen Bottle · low pressureTWO EACH PORTABLE OXYGEN PRESSURE BELOW RED BAND. REPLACED R1 TWO EACH PORTABLE O2 IAW AMM.Oct 8, 2013 · N215UA · Boeing 777222 · Portable Oxygen SystemSDR CALA2013100991923Controller · malfunctionedAPU CONTROL STATUS MESSAGE. MAT SHOWS MX MESSAGE 49-12 960 GEN FILT BYPASS VLV SWITCH LUBE CLUSTER CIRCUIT SHORTED. UNLATCHED & ERASED FAULT BUT SYSTEM MESSAGE RETURNED ON APU START. DEFERRED IAW MEL AFTER VLV SWITCH REPLACED STILL HAVE APU CONTROL STATUS MOct 8, 2013 · N776UA · Boeing 777222 · APU ControlsSDR CALA2013100891849Detector · failedICE DETECTORS BOTH LT & RT ICE DETECTORS FAILED. THIS DEFERRAL IS FOR LT ICE DETECTOR ONLY. RT OPERATIONS NORMAL.Oct 7, 2013 · N211UA · Boeing 777222 · Ice DetectionSDR CALA2013100891858Valve · crackedLT PACK COOLING VLV IS CRACKED. REPLACED VLV & OPERATIONS CHECKED IAW MM 21-52-30.Oct 7, 2013 · N778UA · Boeing 777222 · Cabin Cooling SystemSDR CALA2013100891859Heat Exchanger · crackedLT AC BAY EXCHANGER CRK. ACP ON WU E0269L LT AC BAY EXCHANGER CRK. COMPLETED INSTALLING HEAT EXCHANGER.Oct 7, 2013 · N778UA · Boeing 777222 · Cabin Cooling SystemSDR CALA2013101191980Valve · malfunctionedRT WING FILL VALVE WILL NOT OPEN.Oct 7, 2013 · N211UA · Boeing 777222 · Fuel StorageSDR CALA2013100791790Valve · malfunctionedAFTER NR 1 ENGINE SHUTDOWN GOT FUEL SPAR VALVE STATUS MESSAGE WITH MESSAGE 2814001. REMOVED SPAR VALVE IAW MM 28-22-02. REPLACED ACTUATOR IAW EA 2820-1615 REV B & ECRA 2820-02085, ACCOMPLISHED EA 2820-1615 UP TO STEP 53. REQUIRE OP CHECK IAW MM 28-22-00 TASOct 6, 2013 · N215UA · Boeing 777222 · Aircraft Fuel Distribution SystemSDR CALA2013100791808Filter Element · dirtyNOT AK NR 2 ENG IDG FILTER. REPLACE IDG OIL FILTER ELEMENT ON RT ENG IDG IAW AMM. REPLACED IDG OIL FILTER ELEMENTS IAW MM, LEAK CHECKED GOOD.Oct 6, 2013 · N211UA · Boeing 777222 · AC Generator-AlternatorSDR CALA2013100891855Drain · blockedNR 1 ENG WEEP TUBE IS CLOGGED HAS NUT STUCK IN END OF TUBE. DURING ROUTINE INSPECTION IAW EC4141-1 FOUND TUBE BLOCKED. IAW MM 72-00-88 PG628 STEP 4 TUBE TO BE CLEARED WITHIN 100 CYCLES OR ENGINE REPLACED.Oct 6, 2013 · N772UA · Boeing 777222 · Engine DrainsSDR CALA2013100491724Sensor · dirtyCSCP-CACP ZONE TEMPERATURE DISPLAY FAULT MESSAGE SHOWS DR-1L ATTENDANT PANEL. ZONE C INVALID DATA DISPLAYED, DOOR 1 CSCP-CACP. FOUND ZONE 3 TEMPERATURE INVALID, CLEANED TEMPERATURE SENSOR & RAN TEMPERATURE CONTROL VALVE TEST. TEMPERATURE RETURNED.Oct 3, 2013 · N772UA · Boeing 777222 · Cabin Temperature SensorSDR CALA2013100491725Circuit Card · defectiveLT ESC STATUS MESSAGE. REPLACED LT ESC CARD.Oct 3, 2013 · N772UA · Boeing 777222 · Air Conditioning SystemSDR CALA2013100391714Satcom · faultySATVOICE LOST SATCOM VOICE SYSTEM LOGS OFF. REPLACED SATELLITE DATA UNIT & SATCOM RADIO FREQ UNIT IAW AMM. OPERATIONS TESTED IAW AMM.Oct 3, 2013 · N212UA · Boeing 777222 · Communications SystemSDR CALA2013100391713Fuel Sys · malfunctionedPRIOR TO DISPATCH, APU AUTOSHUT DOWN, TRIED TO RESTART, APU WOULD NOT RESTART. CHECKED OIL LEVEL, FOUND GOOD. MESSAGE 49-10420 FUEL CLUSTER SHUTOFF SOLENOID CIRCUIT IS OPEN. REPLACED FUEL CLUSTER IAW MM.Oct 3, 2013 · N210UA · Boeing 777222 · APU Engine Fuel and ControlSDR CALA2013093091567Skin · dentedON WALK AROUND FOUND 2 DENTS AT LOWER LT SIDE DOOR 1R. ONE DENT 5-8 DIAMETER, 0.017 DEPTH OF AN INCH, APPROXIMATELY 1 FT FROM LT 1FT FROM BOTTOM OF THE DOOR, ANOTHER DENT 1-2 DIAMETER 0.006 DEPTH OF A IN, LOCATED APPROXIMATELY 1FT 19IN FROM LT SIDE & 1 FT 23ISep 30, 2013 · N776UA · Boeing 777222 · Service DoorsSDR CALA2013093091596Generator · failedELECTRIC BACKUP GENERATOR RT IS OFF OR HAS FAILED. REPLACED BACKUP GENERATOR.Sep 30, 2013 · N211UA · Boeing 777222 · AC Generator-AlternatorSDR CALA2013093091551Relay · failedELECTRICAL STANDBY SYSTEM ADVISORY & STATUS MESSAGE EXISTING FAULT MX MESSAGE 24-13037, IAW FIM 24-32 802. R & R K24013 IAW AMM 24-32-10 DC TIE RELAY. MESSAGES DISAPPEARED & FINAL CHECKED GOOD.Sep 28, 2013 · N769UA · Boeing 777222 · DC Indicating SystemSDR CALA2013093091572Idg · faultedELECTRIC GENERATOR DRIVE RT IDG FAULT LOW INTERNAL OIL PRESSURE. ADVISORY MESSAGE 2431552 LATCHED CL MODE REPLACED RT IDG IAW AMM.Sep 28, 2013 · N211UA · Boeing 777222 · AC Generator-AlternatorSDR CALA2013092691488Oil Filter · faultyAPU CONTROL STATUS MESSAGE. FOUND MAINTENANCE MESSAGE 49-12990 IN MAT DF APU CONTROLLER FAULT IAW MEL. REF: FIM 49-20 & PERFORM TASK 813. FILTER ELEMENT(S) PCN: 265-0415 WITH PACKING 750-2671. REPLACED THE OIL FILTER IAW AMM 49-27-03P40A, STARTED THE APU & Sep 26, 2013 · N776UA · Boeing 777222 · APU Oil SystemSDR CALA2013092691489Charger · faultyMAIN BATTERY CHARGER WAS AN INTERNAL FAULT SHOW IN MAT. REPLACED WITH A NEW MAIN BATTERY CHARGER &TESTED OK IAW AMM 24-31-02P401.Sep 26, 2013 · N776UA · Boeing 777222 · Battery/Charger SystemSDR CALA2013111392895Seat · failedFIRST OFFICER`S SEAT WHEN OPERATED ELECTRICALLY JAMMED AT FULL AFT STOP & UNABLE TO RELEASE MANUALLY. REPLACED SEAT ASSEMBLY IAW MM, OPERATIONS CHECKED GOOD.Sep 26, 2013 · N780UA · Boeing 777222 · Flight Compartment EquipmentSDR CALA2013092691485Slat System · malfunctionedSLATS FAIL PRIMARY. ACCOMPLISHED FIM 27-82 TASK 827, TEST OF HIGH LIFT SYSTEM, LRU REPLACEMENT TEST, SLATS PRIMARY CONTROL VALVE TEST FSEU 2 PASSED. SYSTEM OK FOR SERVICE.Sep 26, 2013 · N769UA · Boeing 777222 · Leading Edge Slat Control SystemSDR CALA2013092691479Connector · dirtyAPU FUEL VALVE EICAS, CLEANED APU FUEL SHUT OFF VALVE CONNECTOR. MESSAGE ERASED & NO FAULT. APU OPS CHECKED OKAY.Sep 26, 2013 · N214UA · Boeing 777222 · Fuel System WiringSDR CALA2013092591448Shutoff Valve · faultyNR 2 ENGINE WHEN SUPPLY PRESSURE TO 19PSI, REFERENCE PRESSURE IS LESS THAN 15PSI OF HPSOV. INSTALLED WITH NEW HPSOV IAW AMM. TESTED THE HPSOV OK,Sep 25, 2013 · N776UA · Boeing 777222 · Pneumatic Distribution SystemSDR CALA2013092591455Sliding Window · faultyWINDOW HEAT RT SIDE STATUS MESSAGE. RESET CIRCUIT BREAKER ON P110 & PERFORMED A MAT TEST. TEST PASSED HOWEVER, STATUS MESSAGE REMAINED DISPLAYED. SWAPPED WINDOW HEAT CONTROLLERS, NO HELP, SWAPPED BACK. RANG OUT WINDOW 2R HEATING ELEMENT, IAW WD 30-41-11 CONSep 25, 2013 · N215UA · Boeing 777222 · Flight Compartment WindowsSDR CALA2013092691465Bolt · looseFIRST OFFICER`S SEAT WILL NOT MOVE. SEAT FOUND JAMMED AT THE FULL AFT POSITION & UNABLE TO MOVE EITHER ELECTRICALLY OR MECHANICALLY DUE TO ELECTRICAL ACTUATOR MOVEMENT CAUSED BY LOOSE ATTACHMENT BOLTS. RETIGHTENED BOLTS, SEAT NOW OPERATES OK IN BOTH ELECTRICSep 25, 2013 · N780UA · Boeing 777222 · Flight Compartment EquipmentSDR CALA2013092691466Unknown · malfunctionedTROUBLESHOOTING SMC22, REPLACED BOTH OPIC AI & A2 CARDS BUT NO HELP. REINSTALLED BOTH INITIAL CARDS, REPLACED THE OPBC CONTROLLER, ALSO NO HELP. DASH NUMBERS NEED TO BE DOCUMENTED IN MRDATA AFTER REPAIR. MR23931 OFF-110 ON-63. PERFORMED MAT TEST AFTER OPBCSep 25, 2013 · N772UA · Boeing 777222 · Communications SystemSDR CALA2013092691490Oxygen Bottle · low pressureO2 BOTTLE LOW AT DOOR 4L. REPLACED O2 BOTTLE & MASK.Sep 25, 2013 · N780UA · Boeing 777222 · Portable Oxygen SystemSDR CALA2013092491420Connector · damagedFOUND CONNECTOR D5251P ON OEU AT ROW 23 CENTER, CAUSING CIRCUIT BREAKER C23420 "OEU ZN 2 XFR BUSS" TO TRIP. REPLACED DAMAGED CONNECTOR IAW SWPM 20-72-22, WDM23-33-43 & 23-33-46, PSS. OP CHECKED NORMAL.Sep 24, 2013 · N212UA · Boeing 777222 · Communications System WiringSDR CALA2013092691484Unknown · malfunctionedHF RADIO - TRANSMISSION PROBLEM.Sep 23, 2013 · N768UA · Boeing 777222 · HF Communications SystemSDR CALA2013092491416Seal · looseRT GEAR STRUT DOOR, FWD EDGE SEAL DAMAGED TWO PLACES. REPLACED DAMAGED BULB SEAL ON RT GEAR STRUT IAW GMM 5-30-06.Sep 23, 2013 · N212UA · Boeing 777222 · Main Landing Gear Strut/Axle/Truck
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