Pratt & Whitney PW4090

Service difficulty reports · 1,396

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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"

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SDR UALA2010011100128Lens · faultyEXIT SIGN MISSING AT DOOR 4L. MADE A INTERIM REPAIR WITH TAPE. TAPED LENS TO BASE. SIGN IS FULLY FUNCTIONAL AND IN VIEW. NEEDS NEW BASE. EXIT SIGN IS THE AFT EXIT SIGN AT DOOR 4L NEXT TO DOOR SLIDE. REPLACED LIGHT ASSY. REPLACED BASE. LIGHT OP CKS OK.Jan 10, 2010 · N209UA · Boeing 777222 · Emergency LightingSDR UALA2010010700095Control Valve · faultyRIGHT PACK FCV FAULTS. TRIED NEW PACK VALVE, NO HELP. NEW CONTROLLER AND SOFTWARE NO HELP. NEED MORE TIME TO T/S. CTC TO FCV INTERFACE CHECK SHOWS NO VOLTAGE ON PIN 1 AND 2 OF DV21512B. NEEDS FURTHER TROUBLESHOOTING. FOUND VOLTAGE BETWEEN PINS 1 AND 2 ATJan 7, 2010 · N784UA · Boeing 777222 · Cabin Cooling SystemSDR UALA2011010400042Audio Panel · contaminatedRADIO PROBLEMS, FLIGHT DIVERTED. CREW HAD A LIQUID SPILL ON CTR PEDESTAL CAUSING CAPT AUDIO PANEL AND CAPT RADIO PNL TO WORK INTERMITTENTLY. CAPTAINS RADIO TUNING PANEL REPLACED. ALSO REPLACED THE AUDIO CONTROL PANELS. REPLACED FIRE CONTROL PANEL AND ACCOMJan 4, 2010 · N223UA · Boeing 777222 · Communications SystemSDR DL76L091867Starter · failedNR 1 ENGINE WILL NOT START. FOUND BAD STARTER. REMOVED AND REPLACED STARTER ON NR 1 ENG PER AMM. FLIGHT CREW RAN ENG NR 1, ALL CHECKS GOOD. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPSNov 22, 2009 · N189DN · Boeing 767332 · Engine StarterSDR UALA2009052601486Light · inoperativeSEAT 2E AFT EMERGENCY LIGHT INOP. REPLACED EMERGENCY LIGHT. OP CK NORMAL.May 24, 2009 · N219UA · Boeing 777222 · Emergency LightingSDR UALA2009052601487Light · inoperativeSEAT 3E AFT EMERGENCY LIGHT INOP. REPLACED EMERGENCY LIGHT. OP CK NORMAL.May 24, 2009 · N219UA · Boeing 777222 · Emergency LightingSDR UALA2009052601488Light · inoperativeSEAT 2F AFT EMERGENCY LIGHT INOP. REPLACED EMERGENCY LIGHT. OP CK NORMAL.May 24, 2009 · N219UA · Boeing 777222 · Emergency LightingSDR UALA2009052101467Slide · failedAFTER THE SLIDE HAD BEEN FIRED THE TECHNICIAN WENT TO REMOVE THE RESERVOIR FROM THE SLING UNDERNEATH SLIDE AND THE BOTTOM TUBE OF THE SLIDE BLEW FROM THE SEAM. REPLACED SLIDE, 3R SLIDE PERFORMED RII INSP OF 3R SLIDE INSTALLATION ASSY. NO DEFECTS FOUND.May 20, 2009 · N786UA · Boeing 777222 · Escape SlideSDR UALA2009051901419Unknown · odorOIL SMELL IN CABIN. FLT DIVERTED.May 18, 2009 · N229UA · Boeing 777222 · Air Distribution SystemSDR UALA2009051901420Light · missingONE OF EEL LIGHT MISSING AT SEAT 2F. REPLACED MISSING EEL LIGHT AT 2F. OPS NORMAL.May 17, 2009 · N229UA · Boeing 777222 · Emergency LightingSDR 2009FA0000232Seal · crackedSUBJECT ENGINE WAS RECEIVED DUE TO HIGH TIME. DURING DISASSEMBLY AND INSP OF THE HPC THE DIFFUSER AIRSEAL PN 56H192, SN CENCBG1041 WAS FOUND WITH LINEAR CRACKS IN THE BOLT HOLE FLANGE ID, IAW CIR MANUAL PN 51A750 INSP CHECK 02 (NDI) NO CRACKS ARE ALLOWED. ENFeb 13, 2009 · Turbine Engine Compressor SectionSDR UALA2009031000178Cable · frozenUNABLE TO DISARM DOOR AT 3R, CABLE IS FROZEN. APPLIED HEAT TO DOOR & THAWED, REMOVED SLIDE BOTTLE PIN & STOWED PIN, REINSTALLED SLIDE COVER, ARM DISARM OPERATES NORMAL. VERIFIED DOOR 3R CYL SAFETY PIN REMOVED AND GIRT RELEASE SAFETY PIN REMOVED AND STOWED IJan 15, 2009 · N794UA · Boeing 777222 · Service DoorsSDR UALA2009031000080Wire · looseEMERGENCY LIGHT 1F AFT INOP. SECURED LOOSE CONNECTION.Jan 7, 2009 · N797UA · Boeing 777222 · Light System WiringSDR UALA2009010600071Wire Harness · faultyENG IGNITOR R1 RIGHT ENGINE FAILED TO IGNITE USING IGNITOR 1. STATUS MSG-7461492 ACTIVE ES MODE. REPLACED W0625 CORE WIRING HARNESS AND OPS TESTED. TESTS FOR RT ENG NR 1 AND NR 2 PASSED OKAY.Jan 6, 2009 · N223UA · Boeing 777222 · Ignition System WiringSDR UALA2009031000078Battery · inoperativeDURING EMERGENCY LIGHTS CHECK, FOUND EMERGENCY SEAT AND CEILING LIGHTS INOP FROM ROWS 17 THRU 25. REPLACED BATTERY ASSY ON DOOR 3R. OP CK NORMAL.Jan 6, 2009 · N209UA · Boeing 777222 · Emergency LightingSDR UALA2008111306469Relay · faultyHEAT PITOT C MSG AFTER START. STATUS MSG - HEAT PITOT C - MAINT MSG 30-3612. REPLACED PROBE HEAT SENSOR RELAY. CHECKED OPS OK. NO STATUS MSG ON EICAS.Nov 7, 2008 · N794UA · Boeing 777222 · Pitot/Static Anti-Ice SystemSDR HALA2008110300837Oil Filter · unknownETOPS SIGNIFICANT SYSTEM - L OIL FILTER ADVISORY LIGHT EICAS MESSAGE L OIL FILTER. DISAPPEARED WITH THRUST REDUCTION, ADVISORY REMAINED. ACCMP FIM TASK 79-35-00, REPLACED THE MAIN OIL FILTER, RAN ENG OPER NORMAL. LEAK CHECKED OK PER AMM 79-21-05/401.Nov 3, 2008 · N591HA · Boeing 76733A · Engine Oil Distribution (Airframe Furnished)SDR UALA2008112006574Relay · faultyNO LAND 3 DEGRADATION IN AUTOLAND SYS PRIOR TO APPROACH (BEFORE LAND 3 AUTOLAND STATUS ANNUNCIATION). AUTOLAND SYS IS NO LONGER FAIL-OPERATIONAL. ADVISORY MSG01- ACTIVE CRUISE MODE DEPENDENT; BUS ISOLATION IS NOT AVAILABLE. DB- AUTOPILOT FLIGHT DIRECTOR COMPUOct 29, 2008 · N218UA · Boeing 777222 · Autopilot SystemSDR 2008UALA05809Valve · inoperativeANTI ICE ENG R -EICAS STATUS MESSAGE. RT ANTI-ICE VALVE FAILED. REPLACED VALVE. OPS CHECKS OKAY.Sep 21, 2008 · N792UA · Boeing 777222 · Ice/Rain Protection SystemSDR 2008UALA05800Engine · failedAPU EMITS SMOKE FROM TAIL PIPE. OIL QTY RAPIDLY DROPPED TO ZERO. TURBINE BLADE TIP DAMAGE ON OLD APU. REPLACED APU. OPS NORMAL.Sep 19, 2008 · N793UA · Boeing 777222 · APU Core EngineSDR UALA2008111304281Check Valve · faultyFUEL APPEARS TO XFR TO THE RT TANK AT 600-HR OR MORE. SUPPLEMENTAL DATA UPDATE REMOVED AND REPLACED LT AND RT WING BOOST PUMP DISCHARGE CHECK VALVES. OPS CHECK AND LEAK CHECK GOOD. LT FWD SERIAL NR RMV 172231-15 INST 1072645-42, AFT RMV 172231-18 INST 10667Aug 13, 2008 · N209UA · Boeing 777222 · Aircraft Fuel Distribution SystemSDR 2008UALA03598Blade · damagedNR 2 ENGINE FAILED BOROSCOPE INSP 2ND STAGE BLADES HAS 2 EACH BLADES WITH DAMAGE. ENGINE REPLACED. TWO HP TURBINE STAGE-2 BLADES WERE FOUND WITH MISSING PORTIONS OF THE CONCAVE AIRFOIL PLATFORM. THE FAILED BLADES, SERIAL NOS. CKLBHY9532 & CKLBHY7580 HAD IDENJun 27, 2008 · N791UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR 2008UALA03452Fire Loop · failedFIRE LOOP 2 ENG R RIGHT ENGINE FIRE DETECTION SYSTEM LOOP 2 FAILURE. STATUS MSG-2610232 ACTIVE DC HARD. SUSPECT IMPROPERLY INSTALLED. REPLACED WIRE HARNESS FROM M26OO5 TO M26006, REF WD26-11-21. FOUND LOOP M26006 DAMAGED. REPLACED M26006 PER MM26-11-01. TESJun 18, 2008 · N216UA · Boeing 777222 · Smoke DetectionSDR 2008UALA03453Controller · failedPACK MODE L LEFT PACK AIR CYCLE MACHINE HAS FAILED, OR LEFT ECONOMY COOLING VALVE FAILED OPEN, OR BOTH LEFT CONDENSOR INLET TEMP SENSORS FAILED. LEFT PACK IS OPERATING IN A NON-NORMAL MODE (HEAT EXCHANGER ONLY COOLING MODE). ADVISORY CREW COMMENTS: PACK MODJun 18, 2008 · N221UA · Boeing 777222 · Cabin Temperature Control SystemSDR 2008UALA03454Warning Light · illuminatedAPU FIRE BOTTLE ARM AND BOTTLE DISCHARGE AMBER LIGHTS ON P40 PANEL INOP.Jun 18, 2008 · N224UA · Boeing 777222 · Fire Bottle, FixedSDR 2008UALA03456Eec · malfunctionedENGINE EEC C1 L LEFT ENGINE CONTROL IS IN A TIME LIMITED DISPATCH CONDITION. ENGINE CONTROL SYSTEM IS OPERATING WITH REDUCED REDUNDANCY. STATUS MSG-7361081 INACTV ER INTER, MAINT MESSAGE 73-61081 PRESENT T-3 THERMOCOUPLE PROBE. MSG NOT ACTIVE, INTERMITTENT.Jun 16, 2008 · N229UA · Boeing 777222 · Fuel Control/Turbine EnginesSDR 2008UALA03328Engine · surgesRIGHT ENGINE EXPERIENCED 2 INCIDENTS OF SURGE AS EVIDENCED BY POPPING NOISE AND RPM ROLLBACK FOLLOWED BY FULL RECOVERY. PARAMETERS ARE NORMAL. SURGE WAS NOT COMMENSURATE WITH THROTTLE MOVEMENT. ALL FIM TROUBLESHOOTING, INCLUDING EXTENSIVE BOROSCOPE INSPECTIJun 12, 2008 · N204UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR 2008UALA03275Unknown · failedPACK MODE R RIGHT PACK AIR CYCLE MACHINE HAS FAILED, OR RIGHT ECONOMY COOLING VALVE FAILED OPEN, OR BOTH RIGHT CONDENSOR INLET TEMP SENSORS FAILED. RIGHT PACK IS OPERATING IN A NON-NORMAL MODE (HEAT EXCHANGER ONLY COOLING MODE). ADVISORY CREW COMMENTS: PACKJun 8, 2008 · N206UA · Boeing 777222 · Cabin Cooling SystemSDR 2008UALA03176Oxygen Mask · faultyOXYGEN MASK PROBLEM. SUSPECT FAULTY MASK BOX ASSEMBLY. REPLACED MASK BOX ASSEMBLY PER MM 35-11-18. AC OK FOR SERVICE.Jun 3, 2008 · N224UA · Boeing 777222 · Crew Oxygen SystemSDR HALA0800609Start Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - AFTER STARTING R ENGINE, EICAS MSG OF R STARTER CUTOUT. OPERATED STARTER VAL MANUALLY SEVERAL TIMES. ACCMP NORMAL START. STARTER CUTOUT LT OPERATED NORMAL. May 31, 2008 · N593HA · Boeing 767300 · Engine Start Valves/ControlsSDR 2008UALA03148Solenoid Valve · faultyFLAPS PRIMARY FAIL PRIMARY (HYDRAULIC) FLAPS DRIVE FAILURE. FLAPS OPERATING IN SECONDARY (ELECTRIC) MODE. CAUTION MSG-2720372 LATCHD DC MODE. FAILED HIGH LIFT CONTROLS TEST. FOUND FLAPS PRIMARY LOW SPEED SOLENOID VALVE AT FAULT AND REPLACED REF MM 27-51-05May 31, 2008 · N799UA · Boeing 777222 · Trailing Edge Flap Control SystemSDR 2008UALA03097Valve · inoperativeLEFT OUTBOARD REFUEL VLV INOP.May 29, 2008 · N218UA · Boeing 777222 · Fuel StorageSDR 2008UALA03103Disc · leakingLOW BOTTLE. RUPTURE DISC LEAKING. REMOVED AND REPLACED RUPTURE DISC. REPLACED RUPTURE DISC AND SLIDE BOTTLE. AC OK FOR SERVICE.May 29, 2008 · N797UA · Boeing 777222 · Escape SlideSDR 2008UALA03069Idg · malfunctionedCREW REPORTED RT ENG IDG DRIVE LIGHT ILLUMINATED. SUSPECT FAULTY BEARING. REPLACED RT IDG PER MM 24-11-01. OPS CHECKED GOOD. AC OK FOR SERVICE.May 29, 2008 · N217UA · Boeing 777222 · AC Generator-AlternatorSDR 2008UALA03064Controller · shortedTHE "AIR SPLY L HTR" C-B ON P110 POS M16 WILL NOT RESET. SUSPECT HIGH PRESSURE CONTROLLER/FAN AIR SHORTED. REPLACED LT FAN HP CONTROLLER. RAN BOTH ENGINES. OPS OK. AC OK FOR SERVICE.May 28, 2008 · N785UA · Boeing 777222 · Pneumatic Distribution SystemSDR 2008UALA03033Ground Wire · shortedSPOILERS EICAS MESSAGE DISPLAYED. OUTBOARD SPOILERS INOP. MAINT MESSAGE 27-10500 SPOILER POWER CONTROL UNIT NR 1. AFTER EXTENSIVE TROUBLE SHOOTING AND PART REPLACEMENT. FOUND HIGH RESISTANCE SHORT TO SHIELD-GROUND. REF WDM 27-61-15 PG2 IN AREA AT RECEPTACMay 27, 2008 · N222UA · Boeing 777222 · Flight Control System WiringSDR 2008UALA03023Wire · shortedRIGHT GENERATOR FAILED WOULD NOT RESET. RIGHT GEN INOP. AFTER EXTENSIVE TROUBLE SHOOTING AND PART REPLACEMENT. FOUND W3951O-16 CHAFING & SHORTED TO GROUND. REPAIRED AND SECURED WIRING. REPAIRED CHAFFED WIRE AND OPS CHECK OK. AC OK FOR SERVICE.May 26, 2008 · N792UA · Boeing 777222 · Electrical Power System WiringSDR 2008UALA02985Idg · lowNR 2 ENGINE IDG TOOK APPROXIMATELY 40 STROKES TO GET TO FULL. SUSPECT FAULTY O-RING. INSTALLED NEW IDG PER AMM 24-11-01-401. LEAK AND OP CHECK. AC OK FOR SERVICE.May 26, 2008 · N217UA · Boeing 777222 · AC Generator-AlternatorSDR 2008UALA03034Oxygen Bottle · reads lowCREW O2 READING 1350 PSI. SUSPECT FAULTY OXYGEN BOTTLE. REPLACED O2 BOTTLE, LEAK CHECKED GOOD. AC OK FOR SERVICE.May 26, 2008 · N792UA · Boeing 777222 · Crew Oxygen SystemSDR 2008UALA02981Controller · faultyLEFT ENGINE BLEED INOP IN FLIGHT. SUSPECT FAULTY HIGH PRESSURE FAN AIR CONTROLLER. REPLACED LT HPFAC RAN BOTH ENGINES. OP CHECKED GOOD. AC OK FOR SERVICE.May 25, 2008 · N785UA · Boeing 777222 · Engine Bleed Air SystemSDR 2008UALA02983Check Valve · malfunctionedFUEL TRANSFER PROBLEM FROM CENTER TO THE RIGHT TANK. WITH CENTER TANK FEEDING ENGINES, THE CENTER TANK PUMPED ENOUGH FUEL INTO THE RIGHT TANK TO CAUSE RIGHT FUEL TANK TO OVER FILL AND CAUSE FUEL, APPROX 3000FT TO DUMP OVERBOARD THRU FUEL VENT. REPLACED RT FWMay 25, 2008 · N217UA · Boeing 777222 · Fuel Transfer ValveSDR 2008UALA02984Actuator · malfunctionedUNABLE TO GET BLEED AIR FROM APU. STATUS MSG'S APU & APU BLEED AIR WITH MAINT MSG'S 49-10990 INLET GUIDE VANE ACTUATOR DOES NOT FOLLOW COMMAND AND 49-10980 INLET GUIDE VANE ACTUATOR LVDT CIRCUIT FAILED. SFOLM REPLACED THE INLET GUIDE VANE ACTUATOR. THE APU OMay 25, 2008 · N217UA · Boeing 777222 · Airborne Auxiliary Power Unit (APU) SystemSDR 2008UALA02979Controller · malfunctionedRIGHT ENG BLEED SYSTEM HAS LARGE PRESSURE FLUCTUATIONS WITH ASSOCIATED ENG PARAMETER FLUCTUATIONS IN CLIMB AND IN CRUISE. WITH RIGHT PACK SELECTED -OFF- THE PRESSURE AND ENG PARAMETERS ARE STABLE. REPLACED ASCPC FOR RT AIR SUPPLY. ASCPC INSTALLED AND CABIN PMay 23, 2008 · N218UA · Boeing 777222 · Cabin Cooling SystemSDR 2008UALA02972Engine · contaminatedEVIDENCE OF METAL CONTAMINATION FOUND ON NR 1 ENG. METAL ON THE FORWARD MAGNETIC CHIP DETECTOR (MCD. ENGINE REMOVED PRIOR TO FURTHER FLIGHT. TEARDOWN FOUND THAT THE NR 2 BEARING HAD 3 BALLS WITH SPALLATION APPROXIMATELY 1/4-INCH TO 1/2-INCH IN SIZE. THE OUTEMay 22, 2008 · N224UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR 2008UALA02922Stator · crackedNR 1 ENG FOUND 1EA 9TH STG COMPRESSOR VANE CRACKED COMPLETELY THRU VIEWED FROM CONVEX SIDE. PER THE RECOMMENDATIONS OF MANUFACTURER ALL OPERATORS WIRE PW4000/72-35-25/CTS:ERC:08-5-08-1, PERFORMED A BORESCOPE INSPECTION OF THE SUBJECT ENGINE TO CHECK FOR HP COMay 20, 2008 · N229UA · Boeing 777222 · Turbine Engine Compressor SectionSDR DL76L080766Bleed Valve · malfunctionedRT ENG HPSOV MSG. FWD TO MCO PLAC PER MEL 36-11-02 RT ENG HP BLEED VALVE LOCKED OUT. NOTE: AIRCRAFT FLOWN TO ATL FOR EQUIP SUB DUE TO ADDITIONAL PROBLEM WITH THE LT ENG BLEED. CVG REPLACED LT HP CONTROLLER AND LOCK RT HP BLEED VALVE CLOSED. ATL MTC REPLACMay 20, 2008 · N196DN · Boeing 767332 · Compressor Bleed ValveSDR 2008UALA02956Gcu · faultyELEC GEN OFF R RIGHT GENERATOR CONTROL BREAKER (GCB) OPEN OR GENERATOR CONTROL SWITCH OFF, AND ENGINE NOT SHUT DOWN. ADVISORY MSG01- NOT ACTIVE DESCENT MODE DEPENDENT; INTEGRATED DRIVE GENERATOR (R) FREQUENCY IS LOW. DB- GENERATOR CONTROL UNIT (R) MSG02- LATMay 20, 2008 · N217UA · Boeing 777222 · AC RegulatorSDR 2008UALA02957Electronic Unit · activatedPRIMARY CHANNEL MESSAGE ON MAINTENANCE PAGE WHEN LOWERING FLAPS AND FLAPS ARE SLOW. SUSPECT FAULTY FSEU. REPLACED NR 2 FSEU REF. MM 21-51-01. OP CHECKS GOOD. AC OK FOR SERVICE.May 20, 2008 · N787UA · Boeing 777222 · Trailing Edge Flap Control SystemSDR 2008UALA02707Compressor · failedAIR COMPRESSOR MOTOR BURNED UP AT DEPT, INITIAL CALL WAS FOR SMOKE ODOR IN AFT GALLEY. SUSPECT FAULTY BEARING. REPLACED AIR COMPRESSOR PER AMM 38-42-01. POTABLE WATER SYSTEM OPS CHECK GOOD. AC OK FOR SERVICE.May 12, 2008 · N798UA · Boeing 777222 · Potable Water SystemSDR 2008UALA02711Slide · low pressureMAIN ENTRY DOOR 3R SLIDE PRESSURE LOW. SUSPECT FAULTY O-RING. REPLACED SLIDE ASSEMBLY PER AMM 25-66-01. OPS CHECK OK. AC OK FOR SERVICE.May 12, 2008 · N797UA · Boeing 777222 · Escape Slide
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