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.

SDR UALA2010041201237Panel · delaminatedFOUND DELAMINATION AT PANEL 415MB AND LOCATED AT LT ENG REV LATCH ACCESS DOOR. REPLACED CTR T-R LATCH ACCESS PANEL. CHK OK.Apr 12, 2010 · N224UA · Boeing 777222 · Engine Thrust ReverserSDR UALA2010041201205Control Valve · faultyAIR COND PACK FAILURE, FLIGHT DIVERTED. REPLACED LOWER FLOW CONTROL VALVE, NO HELP. REPLACED CABIN TEMP CONTROLLER, FIXED PROBLEM. UPPER AND LOWER FLOW CONT INDICATION ALSO WORKS.Apr 11, 2010 · N224UA · Boeing 777222 · Air Distribution SystemSDR UALA2010041301250Generator · faultyLT ENGINE BACKUP GENERATOR FILTER BLOCKED MESSAGE ON MAINT PAGE. DPI POPPED, ALSO LEAKING OIL BY HSG. REPLACED IAW AMM. RAN ENGINES, BUG HELD LOADS, RESERVICED. BUG CHECKED NORMAL.Apr 11, 2010 · N229UA · Boeing 777222 · AC Indicating SystemSDR UALA2010041201233Battery · reads lowAPU BATTERY LOW VOLTAGE MSG DISPLAYED. BATTERY FOUND DEFECTIVE. REPLACED APU BATTERY. OPS ARE NORMAL.Apr 10, 2010 · N228UA · Boeing 777222 · Airborne Auxiliary Power Unit (APU) SystemSDR UALA2010041201197Processor · malfunctionedFUEL DISAGREE, RTFL. PROCESSOR FOUND FAULTY. REPLACED FUEL PROCESSOR, ALL TEST PASSED.Apr 9, 2010 · N228UA · Boeing 777222 · Fuel Indicating SystemSDR UALA2010040901187Shutoff Valve · failedBLEED PRSOV R RT ENGINE BLEED PRESSURE REGULATING SHUTOFF VALVE (PRSOV) FAILED OPEN OR CLOSED OR RT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE. STATUS MSG01- LATCHED CLIMB MODE DEPENDENT; PRESS REGULATING AND SOV (RT) FAILED CLOSED. DB- AIR SUPPLY & CABApr 8, 2010 · N220UA · Boeing 777222 · Pneumatic Distribution SystemSDR UALA2010040601149Video Display · faultySEAT 11D, E & F THE VIDEO & AUDIO INOP. CREW SMELLED SMOKE IN THAT AREA BEFORE TAKEOFF. MAINT CKD BUT DIDN'T FIND OR SMELL ANYTHING. FOUND VDB ITSELF SMELLED A LITTLE, REPLACED VDB AND VIDEO WORKS BACK TO NORMAL. SMELL DID NOT OCCUR WHILE ON GROUND.Apr 6, 2010 · N229UA · Boeing 777222 · Entertainment SystemSDR UALA2010040601150Hydraulic System · leakingHYD FLUID LOSS FROM LT SYS. QTY WENT DOWN TO APPROX .65 WITHIN FIRST 4 HRS OF FLIGHT. CREW SELECTED LT ENG AND ELECT HYD PUMPS TO OFF AS A PRECAUTION TO CONSERVE FLUID FOR DESCENT, HYD FLUID LOSS STOPPED WITH PUMPS TURNED OFF. NEVER HAD LOW PRESS OR OVHT INDApr 6, 2010 · N787UA · Boeing 777222 · Hydraulic System, MainSDR UALA2010040501117Lens · damagedFWD EMERGENCY LIGHT ON SEAT 14F HAS A DAMAGED LENS. REPLACED EMERGENCY LIGHT ASSY, VERIFIED LIGHT OPS NORMAL AFTER REPLACEMENT.Apr 4, 2010 · N785UA · Boeing 777222 · Emergency LightingSDR UALA2010040201101Controller · faultyRT ECONOMY COOLING VALVE INOPERATIVE. PACK MODE R DISPLAYED AGAIN AFTER ENGINE START. MSG NR 21-23402. REPLACED CABIN TEMP CONTROLLER AND INSTALLED SOFTWARE. GRD TESTED, PASSED.Apr 2, 2010 · N798UA · Boeing 777222 · Cabin Temperature ControllerSDR UALA2010032601026Packing · leakingFUEL LEAKING FROM WING PANEL 552HB. FOUND FUEL LEAKING FROM LT MAIN FUEL JET PUMP AROUND MATING SURFACE. RECOMMEND REPLACING PACKINGS. REPLACED PACKINGS, LEAK CHECK FAILED. RPLC'D SEALS. FUELED & STILL LEAKING. ORDERING PUMP AVAIL IN THE SYS. PUMP INSTLD. FUEMar 26, 2010 · N209UA · Boeing 777222 · Fuel StorageSDR UALA2010032601013Light · inoperativeSEAT 1E FWD EMERGENCY LIGHT INOPERATIVE. REPLACED SEAT 1E FWD EMERGENCY LIGHT ASSY. EMERGENCY LIGHT OPS CHECK GOOD.Mar 25, 2010 · N796UA · Boeing 777222 · Emergency LightingSDR UALA2010032300991Connector · unsecure2E EMERGENCY LIGHT INOP. SECURED CONNECTOR ON LIGHT ASSY. LIGHT OP CHECKS GOOD.Mar 23, 2010 · N793UA · Boeing 777222 · Light System WiringSDR UALA2010032300996Transceiver · defectiveLEFT HF WILL NOT TUNE. TRANSCEIVER DEFECTIVE. INSTALLED SERVICEABLE TRANSCEIVER IAW MM. OPS CHECKED IAW SAME. SYS PASSES NOTED CHECKS. RETURNED ACFT BACK TO NORMAL. OK FOR SERVICE.Mar 23, 2010 · N786UA · Boeing 777222 · HF Communications SystemSDR UALA2010032400998Power Cable · wornSEAT 3F BED MODE INOP. RECALIBRATED NO HELP. FOUND POWER CABLE ON RECLINE ACTUATOR ASSY WORN TO BROKEN. TROUBLESHOOT AND FOUND RECLINE AND LEG REST WILL NOT STOW. REPLACED SEAT 3F BED SEAT ASSY. RECALIBRATED. TESTED EEL LIGHT AND FOUND AFT LIGHT INOP. REMar 18, 2010 · N225UA · Boeing 777222 · Equipment/Furnishings WiringSDR UALA2010030100735Bleed Valve · failedLT FAN AIR MODULATION VALVE (FAMV) INOPERATIVE AND LOCKED IN THE FULL OPEN POSITION. NO TIME TO FIX, DF'D IAW MEL. REPLACED LT FAMV. RAN ENG AT IDLE AND TESTED VALVE. VALVE OPS CHECK NORMAL.Feb 28, 2010 · N221UA · Boeing 777222 · Compressor Bleed ValveSDR UALA2010022600707Video Unit · faultyVEP NR 1 TAPE STUCK IN UNIT. REPLACED VEP, OPS CHK NORMAL.Feb 26, 2010 · N225UA · Boeing 777222 · Entertainment SystemSDR UALA2010022600708Light · brokenFOUND BROKEN EMERGENCY LIGHT IN AFT GALLEY. REPLACED EMERGENCY LIGHT.Feb 26, 2010 · N225UA · Boeing 777222 · Emergency LightingSDR UALA2010022600712Controller · faultyAPU FAILED TO START. UNABLE TO UNLATCH IAW FIM DUE TO LACK OF AIRSTART AVAILABILITY. IT S/B NOTED THAT CHECK VALVE REPLACED ON 9TH FEB & HAS CAUSED THIS PROBLEM SINCE FITTMENT. PLACED BLEED OFF & STARTED APU ELECTRICALLY BUT WHEN BLEED VALVE OPENS GET APU BFeb 25, 2010 · N786UA · Boeing 777222 · APU Core EngineSDR UALA2010021500562Cover · missingSEAT EMERGENCY LIGHT COVER MISSING. REPLACED MISSING COVER.Feb 14, 2010 · N795UA · Boeing 777222 · Emergency LightingSDR UALA2010021500580Controller · faultyON PREFLIGHT CHECK FOUND APU CONTROLLER FAULT. REPLACED APU CONTROLLER, ACP OP CHKS, NO DEFECTS. STATUS MSG CLEARED.Feb 14, 2010 · N209UA · Boeing 777222 · Airborne Auxiliary Power Unit (APU) SystemSDR UALA2010021500577Smoke Detector · failedDET FAN 2 CARGO AFT AFT CARGO COMPARTMENT SMOKE DETECTOR FAN NR 2 FAILURE. STATUS REPLACED AFT CGO SMOKE DET FAN. NO EICAS MSG AND NO EXISTING FAULT. TEST PASSED.Feb 13, 2010 · N225UA · Boeing 777222 · Smoke DetectionSDR UALA2010021100523Wire · illuminatedFLAP SLAT SKEW SENSORS STATIS MSG. L2A SENSOR FAILED AND REPLACEMENT OF UNIT NEEDED. FOUND L2A READS 1.75 AND ALL OTHER READS 8.35. CHECKED WIRING AT DM27325 AND NOW IT READS 0.05. SUSPECT DAMAGED CONNECTOR. PART ON ORDER 566-1452. REPLACED L2 SKEW SENSORFeb 10, 2010 · N209UA · Boeing 777222 · Flight Control System WiringSDR UALA2010020800476Exciter · faultySTATUS MESSAGE IGNITOR L1 DISPLAYED. REPLACED L ENG NR 1 EXCITER. PERFORMED OPS CK. OPS NORMAL.Feb 8, 2010 · N219UA · Boeing 777222 · ExciterSDR UALA2010020800496Switch · failedYOKE TRIM INOP ON BOTH SIDES, RTFL CREW REPORTS JUST AFTER TAKEOFF, NO ELECTRIC PITCH TRIM FROM EITHER THE CAPTS OR FO'S YOLK. ALTERNATE PITCH TRIM WAS STILL AVAILABLE. PITCH TRIM SWITCHES (LT) NOSE DOWN SWITCHES DO NOT AGREE. REPLACED CAPT PITCH TRIM SWITCH Feb 8, 2010 · N219UA · Boeing 777222 · Stabilizer Position IndicatingSDR UALA2010020900508Pump · faultyRT ELEC HYD DEMAND PUMP INOPERATIVE. SWAPPED RT ELEC PUMP AND CTR ELEC PUMP NR C2 IAW MM AND NOW RT ELEC PUMP TESTS NORMAL. DF ITEM CREATED FOR C2 ELEC PUMP. PUMP STOPPED WORKING AND REPLACED ELCU M29203 AND OPS NORMAL. DF ITEM CREATED FOR C2 ELEC PUMP. PUFeb 8, 2010 · N786UA · Boeing 777222 · Hydraulic Pump (Electric/Engine), MainSDR UALA2010020800481Lamp · inoperativeEMERGENCY LIGHT AT SEAT 3F AFT INOPERATIVE. REPLACED LAMP ASSY, OPS CHECK NORMAL.Feb 6, 2010 · N788UA · Boeing 777222 · Emergency LightingSDR UALA2010020500461Light · missingF-C PAX SEATS 3E AND 3F AFT EMERGENCY LIGHT MISSING. R & R PAX SEATS AFT EMERGENCY LIGHT ASSY AND OPS CKD ALL GOOD.Feb 4, 2010 · N785UA · Boeing 777222 · Emergency LightingSDR UALA2010020500462Unknown · odorLAVATORY 101 HAD ELECTRICAL ODOR IN FLIGHT. CONFERRED WITH FLT CREW, THEY COMMENTED NO ODOR. SPOKE TO PURSER SHE SAID ODOR IS GONE AND IT SMELLED LIKE NEW WIRES. INSPECTED WIRING BEHIND ALL LAV PANELS, NO DISCREPANCIES OR UNUSUAL ODORS FOUND. ALSO INSPECTED BFeb 4, 2010 · N228UA · Boeing 777222 · Air Distribution SystemSDR UALA2010020400442Coupling · leakingNR 2 PYLON STRUT DRAIN LEAKING FUEL AFTER ENGINE SHUTDOWN. RAN ENGINE NR 2 AND FOUND MAIN FUEL LINE LEAKING IN PYLON. STA 100 MOST FWD COUPLING. REPLACED 2EA. WIGGINS FITTING SEALS, OPS CHECK NORMAL, NO LEAKS NOTED.Feb 3, 2010 · N219UA · Boeing 777222 · Aircraft Fuel Distribution SystemSDR UALA2010020200425Pcu · leakingFOUND LEAK AT NR 4 SPOILER ACTUATOR. LEAK IS ONE DROP PER MINUTE OR LESS DURING ACTUATION. REQUIRES ACTUATOR. PART PLACED IN LOB. HYD SYS SERVICED. LEAK IS FROM STATIC SEAL AT BOTTOM OF ACTUATOR AND IS WITHIN CF LIMITS. REMOVED NR 4 SPOILER PCU. INSTALFeb 2, 2010 · N795UA · Boeing 777222 · Drag Control ActuatorSDR UALA2010020100411Valve · unknownEAI VALVE RT STATUS MESSAGE. ANTI-ICE SYS IS FAULTY. REPLACED EAI VALVE AND CONTROLLER. OPS CHKS ARE NORMAL.Feb 1, 2010 · N220UA · Boeing 777222 · Air Intake Anti/De-Ice SystemSDR UALA2010020300437O-Ring · faultyFOUND APU DC FUEL PUMP LEAKING. REPLACED NEW PACKING AND OPS CHECK, NO LEAKING FOUND.Feb 1, 2010 · N219UA · Boeing 777222 · APU Engine Fuel and ControlSDR UALA2010012600320Anti-Ice Valve · faultyANTI-ICE WING FAILURE OF RT OR LT WING VALVE IN THE CLOSED POSITION, OR WAI AIR TEMPERATURE LESS THAN 200 DEGREES F AND WAI SWITCH IN EITHER THE ON POSITION OR THE AUTO POSITION WITH ICING CONDITIONS DETECTED, OR FAILURE OF WAI CONTROL CARD, OR SYS FAILS CLOSEJan 26, 2010 · N788UA · Boeing 777222 · Airfoil Anti/De-ice SystemSDR UALA2010012500304Cable · shortedPRIMARY FLT CONTROL MSG 27-13006. FOUND NR 1 SPOILER PCU CABLE SHORTED TO SHIELD BETWEEN CONNECTORS DM27116 AND D2139P. REPLACED CABLE ASSY (PN 23351-001). ACE TEST FAILED AGAIN WITH 2 NEW MESSAGES (27-13057 AND 27-13058). RT AIMS M10 HAS INTERNAL FAULT. REJan 25, 2010 · N224UA · Boeing 777222 · Flight Control SystemSDR UALA2010012500302Light · brokenAFT PATH LIGHT ON SIDE OF SEAT 1F OUT. PATH LIGHT BROKEN OFF. REPLACED EMERGENCY LIGHT ASSY AND CHECKED OK.Jan 25, 2010 · N782UA · Boeing 777222 · Emergency LightingSDR UALA2010012500309Shutoff Valve · faultyAT ABOUT 45W OVER ATLANTIC, LT PACK DROPPED OFFLINE. REPLACED LOWER FLOW CONTROL AND SHUTOFF VALVE, OPS OK.Jan 24, 2010 · N229UA · Boeing 777222 · Cabin Cooling SystemSDR UALA2010012500310Controller · faultyOPBC L OVERHEAD PANEL BUS CONTROLLER (OPBC) FAULT. STATUS L) HAS NO OUTPUT. RESET CB NO HELP. MULTIPLE OVERHEAD PANEL LIGHTS AND FWD PANEL ARE BLINKING. REPLACED OPBC-L- IAW AMM. ACPD SYS TEST IN MAT, TEST PASSED.Jan 23, 2010 · N204UA · Boeing 777222 · Audio Integrating SystemSDR UALA2010012200266Engine · noisyCREW REPORTED RUMBLING NOISE DURING CRZ. RUMBLE SEEMS TO APPEAR CLOSE TO IDLE, LT ENG N1 VIB INDICATION AT 1.5, RT ENG AT 0.5. SAMC TEXT: ECM CRZ SNAP SHOTS SHOW "VIBF" FOR LEFT ESN.222130 AT 4.8, REF FIM 71-05 TASK 821 FOR T-SHOOTING. CHECK INLET, EXHAUST, CHJan 22, 2010 · N221UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR UALA2010012200270Start Valve · malfunctionedENG START VALVE RT STARTER AIR VALVE POSITION DISAGREES WITH COMMANDED POSITION. ADVISORY MSG-8061562 INACTV ES MODE. STARTER INOP, NO PARTS STOCKED. RPL'D START VALVE. DRY MOTOR ENGINE, NO MESSAGE.Jan 22, 2010 · N223UA · Boeing 777222 · Engine Start Valves/ControlsSDR UALA2010012100259Panel · delaminatedRT VERT STAB LWR FWD BOX PANEL NR 1 HAS A LARGE DELAM AREA. DELAM AREA IS 12" X 7" APP ROX 4" FROM UPPER EDGE OF PANEL AND 14" FROM AFT EDGE OF PANEL. NEED PN 177W3101-2 & 177W3102-5. REPAIRED IAW SMB WU NR K4610E AND R & R NR R13333. REPAIRED ON SMB WU K4Jan 21, 2010 · N794UA · Boeing 777222 · Vertical Stabilizer, Plate/SkinSDR UALA2010012200268Isolation Valve · malfunctionedBLEED ISOLATION VALVE LT STATUS MSG. BLEED ISOLATION VALVE LT LOCKED IN OPEN POSITION. REPLACED LT ISOLATION VALVE. OP CHECKS GOOD.Jan 21, 2010 · N217UA · Boeing 777222 · Pneumatic Distribution SystemSDR UALA2010012200269Controller · inoperativeAPU AIR STARTER APUC DETECTED LOSS OF AIR TURBINE STARTER FUNCTION. STATUS MSG-3610290 LATCHED TA MODE. REPLACED APU AT SCV & AIR TURBINE STARTER & APU SHUTOFF VALVE, ALL NO HELP. APU STILL DOES NOT START PNEUMATICALLY. REPLACED AIR SUPPLY CABIN PRESSURE CONJan 21, 2010 · N217UA · Boeing 777222 · APU Start/Ignition SystemSDR UALA2010012100264Turbine Blades · damagedHPT BLADE BURN. DAMAGE AT HPT TURBINE BLADES 2EA HAVING MATERIAL BURN THROUGH IN AREA B BEYOND LIMITS. R & R ENGINE.Jan 20, 2010 · N222UA · Boeing 777222 · Turbine SectionSDR UALA2010011900233Valve · malfunctionedF-D COMPARTMENT SHOWS NO AMBER TEMP DEMAND SETTIING IN AUTO OR MANUAL. SWAPPED TRIM AIR MODULATING VALVES BETWEEN FLIGHT DECK AND C ZONE. F- D TEMP CONTROL AND INDICATION NORMAL. DEACTIVATED ZONE C TRIM AIR MODULATION VALVE TO CLOSED POSITION. REPLACED TRIMJan 19, 2010 · N228UA · Boeing 777222 · Air Conditioning SystemSDR UALA2010011900235Control Panel · malfunctionedTHE FASTEN SEAT BELT SIGNS FLASH ON AND OFF IN 1ST AND BUSINESS CLASS AT THE SAME TIME THE INDICATOR PANEL BETWEEN LAV 100 AND 100 FLASHES WHEN F/A'S ATTEMPT A RESET AT THE 1L CACP PANEL IT IS INDICATED THAT THERE IS A TEMPERATURE CONTROL FAILURE AT ROWS 11-13Jan 19, 2010 · N793UA · Boeing 777222 · Passenger Compartment LightingSDR UALA2010011900232Cover · brokenSEATS 37CDEFG PASSENGER OXYGEN MASK PANEL COVER IS BROKEN. NEEDS PANEL DOOR SEATS NOT USEABLE. REPLACED O2 BOX ASSY.Jan 18, 2010 · N796UA · Boeing 777222 · Passenger Oxygen SystemSDR UALA2010011500195Light · inoperativeSEAT 1E AFT EMERGENCY LIGHT INOPERATIVE. REPLACED WITH NEW EMERGENCY LIGHT. OPS CHECKS FINE.Jan 13, 2010 · N786UA · Boeing 777222 · Emergency LightingSDR UALA2010011300157Interphone · malfunctionedLOSS OF THE CABIN INTERPHONE SYS. REPLACED ZMU NR 1 WITH NEW UNIT, REINSTALLED CONFIGURATION DATABASE AND OPS TEST. ALL CABIN INTERPHONE HANDSET WORKS NORMAL, MSG GONE IAW MM.Jan 12, 2010 · N798UA · Boeing 777222 · Interphone/Passenger Announcement (PA) SystemSDR UALA2010011100143Cooling Fan · faultyEQUIP COOLING FAN RT STATUS MSG. DEACTIVATED RT EQUIP COOLING FAN. REPLACED FAN. OPS CKS NORMAL.Jan 11, 2010 · N229UA · Boeing 777222 · Air Distribution Fan
Back to Pratt & Whitney PW4090