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 UALA2013021800979Gasket · defectiveNR 2 ENGINE LEAKING FUEL FROM ENGINE FUEL PUMP. REPLACED GASKET ON FM10 TUBE. RAN ENGINE-NO LEAKS NOTED. NR 2 ENGINE FUEL FLOW TRANSMITTER REPLACED. NEED TO ACCOMPLISH LEAK AND OP CHECK PER MM. ACP'D LEAK CHECK. NO LEAKS NOTED.Feb 17, 2013 · N211UA · Boeing 777222 · Engine Fuel PumpSDR UALA2013021400875Unknown · malfunctionedDURING REFUEL BOTH LEFT AND RIGHT FUEL TANKS FUELED TO 56.6 THEN RT TANK INDICATION DROPPED TO 55.6 AND WILL NOT READ ANY HIGHER.Feb 14, 2013 · N211UA · Boeing 777222 · Aircraft Fuel SystemSDR UALA2013021200848Igniter · faultyAPU START SYS STATUS MSG. MX MSG 49-10690 IGNITION CLUSTER HIGH VOLTAGE CIRCUIT IS OPEN. DF PER MEL. INF- :REF: FIM 49-40 & PERFORM TASK 805. RPL NR 2 IGNITOR PLUG REF AMM, ALSO REPLACED IGNITION UNIT AS PRECAUTIONARY & NR 1 IGNITION LEAD, STARTED APU 3 TIFeb 11, 2013 · N774UA · Boeing 777222 · APU Start/Ignition SystemSDR UALA2013021300862Panel · delaminatedRIGHT ENGINE PANEL 425MB DELAMINATED LEFT FWD EDGE 1.5"X1.25" DRAIN EXIT PANEL.Feb 11, 2013 · N214UA · Boeing 777222 · Engine Thrust ReverserSDR UALA2013021800955Fan · odorF/A SMELLED FAINT ELECTRICAL ODOR THROUGHOUT ACFT. IT SEEMED STRONGER AFT AND ON THE RIGHT SIDE TURNED OFF RECIRC FANS ODOR ALMOST IMMEDIATELY WENT AWAY. SUSPECT FAN PROBLEM. FOUND LEFT LOWER RECIRCULATION FAN C/B POPPED. CHECKED ALL GALLEY EQUIPMENT OVENSFeb 11, 2013 · N771UA · Boeing 777222 · Air Distribution FanSDR UALA2013021300853Fan · failedF/A DETECTED A FAINT ELECTRICAL ODOR THROUGHOUT ACFT. SEEMED STRONGER AFT AND ON THE RIGHT SIDE. TURNED OFF RECIRCULATION FANS AND ODOR ALMOST IMMEDIATELY WENT AWAY. FOUND LEFT LOWER RECIRCULATION FAN CIRCUIT BREAKER TRIPPED. REPLACED LEFT LOWER RECIRCFeb 11, 2013 · N771UA · Boeing 777222 · Air Distribution FanSDR UALA2013021100795Computer · malfunctionedRIGHT CURSOR CONTROL DEVICE INOPERATIVE. REPLACED CURSOR.Feb 10, 2013 · N769UA · Boeing 777222 · Central DisplaySDR UALA2013021200834Modulating Valve · failedLEFT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED. REPLACED FAN AIR MODULATING VALVE (FAMV). TEST PASSED. ENGINE RUNUP FAMV OPERATION CHECKED NORMAL. NO STATUS MESSAGE.Feb 10, 2013 · N213UA · Boeing 777222 · Pneumatic Distribution SystemSDR UALA2013021100784Seal · missingRIGHT PACK INLET DUCT, PARTIALLY MISSING SEAL APPROX 3 FEET FROM PACK INLET. REPLACED SEAL, OPS CHECKED OKAY.Feb 9, 2013 · N772UA · Boeing 777222 · Cabin Cooling SystemSDR UALA2013021400884Speaker · inoperativeDURING REPOSITIONING OF AIRCRAFT FROM REMOTE STAND TO DEPARTURE GATE FOUND CAPT SPEAKER NOT WORKING. DEFERRED CAPT'S SPEAKER IAW MEL 2351D. PLACARD INSTALLED. CAPT'S FLIGHT INTERPHONE SPEAKER IAW AMM, OPS CHECKS NORMAL.Feb 7, 2013 · N774UA · Boeing 777222 · Interphone/Passenger Announcement (PA) SystemSDR UALA2013020700730Actuator · failedRIGHT JETTISON ISOLATION VALVE IS NOT IN COMMANDED POSITION. STATUS MESSAGE 2812012 ACTIVE. REPLACED RIGHT FUEL JETTISON ISOLATION VALVE ACTUATOR.Feb 6, 2013 · N211UA · Boeing 777222 · Fuel Dump SystemSDR UALA2013020500718Windshield · delaminatedFIRST OFFICER'S R1 WINDSHIELD DELAMINATED FOUR INCHES INTO GLASS. REPLACED R1 WINDSHIELD.Feb 5, 2013 · N211UA · Boeing 777222 · Flight Compartment WindowsSDR UALA2013020500719Actuator · leakingLEFT WING INBOARD SPOILER ACTUATOR NR 7 HAS A RUNNING HYDRAULIC LEAK. REPLACED NR 7 INBOARD SPOILER ACTUATOR PER AMM. CYCLED SPOILERS SEVERAL TIMES, OPS AND LEAK CHECKED OK. ALL PARAMETERS WITHIN LIMITS PER AMM.Feb 5, 2013 · N774UA · Boeing 777222 · Drag Control ActuatorSDR UALA2013020400662Engine · surgesON ARRIVAL FLT 941-29. CREW REPORTED THE LEFT ENGINE SURGED AND RUMBLED ON THREE DIFFERENT OCCASIONS. ALL THREE AT FLT LVL 28.0. AUTOTHROTTLES ON. ENGINE HAD NO EXCEEDENCES, EGT REPORTED TO BE HIGHER AND CLIMBING DURING ALL THREE EVENTS. ALSO DURING TAXI Feb 4, 2013 · N781UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR UALA2013020400687Relay · failedAFTER TAKE OFF, FOUND PROBE HEATER RELAY K30315-K30316 AND SENSOR HEATER K30223 AT FAULT IN PITOT PROBE HEATER SYS CONTROLLER. SWAPPED RELAYS FROM RT PROBE HEATER SYS WITH RELAYS FROM CONTROLLER SYS. RT PROBE HEATER SYS INOPERATIVE. REPLACED RELAYS K30313,Feb 4, 2013 · N777UA · Boeing 777222 · Pitot/Static Anti-Ice SystemSDR UALA2013020400688Fan · inoperativeUPPER RECIRCULATION FAN INOPERATIVE. R & R RECIRCULATION FAN PER MM, OPS CHECKED FAN GOOD AND NO LEAKS DETECTED. NO OTHER DEFECTS NOTED. RESTORED SYSTEM TO NORMAL AND RESET CIRCUIT BREAKER.Feb 2, 2013 · N768UA · Boeing 777222 · Air Distribution FanSDR UALA2013020400668Pin · unsecureSEATS 34D, E & G APPEAR LOOSE. SEAT ASSY VERIFIED SECURE IN FLOOR TRACKS. SEATBACK BUSHINGS WORN CAUSING UNDESIRED PLAY. SEATS SECURE IN UPRIGHT POSITION. FOUND 34D RECLINE ACTUATOR PIP PIN LOOSE. SECURED PIN. CHECKED OKAY.Feb 1, 2013 · N776UA · Boeing 777222 · Passenger Compartment EquipmentSDR UALA2013013000569Door · damagedNR 2 ENGINE ACCESS DOOR ASSY DAMAGED.Jan 30, 2013 · N768UA · Boeing 777222 · Nacelle/Pylon, Main FrameSDR UALA2013013000571Unknown · odorFLT ATTENDANT REPORT AN ELECTRICAL ODOR NEAR DOOR 2. REMOVED ELECTRICAL POWER. ACCOMPLISHED FIM 21-00 TASK 808 SECTION C. RAN BOTH ENGINES, BOTH PACKS AND APU COULD NOT DUPLICATE ODOR. ALSO OPERATED OVENS, COFFEEMAKERS, WARMERS, CHILLERS AND ALL LIGHTS IN Jan 30, 2013 · N777UA · Boeing 777222 · Air Distribution SystemSDR UALA2013013000572Actuator · leakingRT WING OUTBOARD TRAILING EDGE ACTUATOR SHOWING LEAKAGE SIGNS. NO LEAKAGE STATICALLY WITH HYDRAULICS PRESSURIZED. LEAK SIGNS ON TRANSLATION OF FLAPS 2 DROPS PER MINUTE. CONFIRMED HYDRAULIC SYSTEMS FULL. OK TO CONTINUE FOR 75 HRS REF MM 29-11-00 PG641 TABLE Jan 30, 2013 · N777UA · Boeing 777222 · Drag Control ActuatorSDR UALA2013013000552Apu · making metalAPU AUTO SHUTDOWN, APU CONTROL MESSAGE PRESENT. FUEL CLUSTER METERING VALVE LVDT CIRCUIT FAILED. CHECK OF CHIP DETECTOR FOUND METAL. INSTALLED NEW APU PER MM 49-11-01.Jan 30, 2013 · N774UA · Boeing 777222 · APU Core EngineSDR UALA2013013000570Fastener · looseNR 1 ENGINE FOUND FASTENERS LOOSE. REPLACED FASTENERS IAW ECRA 5454-01062. ACCOMPLISHED INSPECTION.Jan 29, 2013 · N780UA · Boeing 777222 · Nacelle/Pylon, Plate/SkinSDR UALA2013012900540Acm · faultyRT PACK MODE EICAS MESSAGE ALONG WITH PACK RT ACM STATUS MESSAGE. REPLACED ACM.Jan 29, 2013 · N776UA · Boeing 777222 · Cabin Cooling SystemSDR UALA2013013000553Engine · surgesLEFT ENGINE SURGES. NOTICEABLE ENGINE VIBRATION DESCENDING THRU FL180. LEFT ENGINE VIBRATION 2.4, RIGHT ENGINE VIBRATION .5. REPLACED LT ENGINE.Jan 29, 2013 · N781UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR UALA2013012800507Scanner · inoperativeLT & RT WEATHER RADAR SYS INOPERATIVE. REPLACED SCANNER AND ARRAY IAW MM 34-43-03.Jan 28, 2013 · N780UA · Boeing 777222 · Weather Radar SystemSDR UALA2013012900537Headset · inoperativeCAPTS MINITEL HEADSET INOPERATIVE. USED SPARE HEADSET. REPLACED SPARE MINITEL HEADSET IAW IPC.Jan 28, 2013 · N214UA · Boeing 777222 · Audio Integrating SystemSDR UALA2013012500455Nut Plate · damagedFASTENER MISSING AT PANEL 552HB. REPLACED NUTPLATE AND INSTALLED SCREW PER AMM.Jan 24, 2013 · N214UA · Boeing 777222 · Horizontal Stabilizer, Plate/SkinSDR UALA2013012200392Wire · damagedLEFT MLG DOOR UNSAFE LIGHT DID NOT TURN ON WHEN PRESS TO TEST BUTTON PUSHED. BULB REPLACED, NO HELP. TROUBLESHOT & FOUND WIRE W5212-1011-18 OPEN BETWEEN D8152P AND D8151J REF. WD32-35-12 PG 1 SHEET 2. CONN D8152P PIN-5 REMOVED FOR TROUBLESHOOTING. FOUND WIJan 22, 2013 · N777UA · Boeing 777222 · Landing Gear System WiringSDR UALA2013012200390Controller · warning messageWINDOW HEAT L FWD STATUS MESSAGE DISPLAYED ON EICAS. CMC MESSAGE 30-25001 ACTIVE. REPLACED LEFT WINDOW HEAT CONTROLLER, OPS NORMAL.Jan 21, 2013 · N777UA · Boeing 777222 · Windshield/Door Rain/Ice RemovalSDR UALA2013012200391Feeder Cable · damagedNR 1 ENGINE TERMINAL FEEDER CABLE TO IDG TEFLON SLEEVES ARE DISCOLORED AND MISSING IN T3 CABLE. REPLACED TEFLON SLEEVES ON NR 1 ENGINE, GEN FEEDER CABLES NEEDS TO BE OPS CHECKED. R LEAK INSPECTION.Jan 21, 2013 · N777UA · Boeing 777222 · Electrical Power System WiringSDR UALA2013012200398Circuit Card · failedAPU FAILED TO START. APU STARTED THREE TIMES AT GATE WITH NO FAULTS AT THIS TIME. CHECKED CHIP DETECTORS ALL LOOKED GOOD. OIL FILTER BYPASS VALVE SWITCH LUBE CLUSTER CIRCUIT IS SHORTED. INSTALLED APU.Jan 21, 2013 · N776UA · Boeing 777222 · APU System WiringSDR UALA2013011700289Wire · shortedFUEL SPAR VALVE RT STATUS MESSAGE. TROUBLESHOT IAW WDM 28-22-25 AND FOUND RELAY K28222 ON P101 DIST INTEGRATION PANEL WORKING NORMAL. INSPECTED WIRING IAW WDM 28 -22-25 AND FOUND GROUND BETWEEN PIN 34 OF CONNECTOR D1304P ON P101 DISTRIBUTION PANEL AP0461 ANDJan 17, 2013 · N771UA · Boeing 777222 · Fuel System WiringSDR UALA2013011700301Unknown · malfunctionedFUEL SPAR VALVE R STATUS MSG 1HR PRIOR DEPT. RIGHT ENGINE SPAR VALVE CB POPPING, LHRMM ON SITE LOOKING FOR SHORT.Jan 16, 2013 · N771UA · Boeing 777222 · Aircraft Fuel SystemSDR UALA2013011600278Apu · faultyAPU APUC DETECTED FAULT THAT WOULD CAUSE AUTOMATIC SHUTDOWN OF APU IN UNATTENDED MODE OPERATION, OR COMPLETE LOSS OF APUC BUS ACTIVITY (BOTH L AND R 629) FOR 3 SECONDS AFTER THE APU MASTER CONTROL SWITCH HAS BEEN IN THE ON POSITION FOR TEN SECONDS.Jan 15, 2013 · N771UA · Boeing 777222 · Airborne Auxiliary Power Unit (APU) SystemSDR UALA2013011700288Controller · faultyAPU CONTROL APUC DETECTED FAILURE OF REDUNDANT CONTROL FUNCTION OR LOSS OF ONE ARINC 629 CHANNEL. STATUS -FAULTED LUBE CLUSTER. REPLACEED APU LUBE CLUSTER PER MM. REPLACED LUBE CLUSTER. REPLACED APU CONTROLLER. MESSAGE WENT AWAY. MESSAGE RETURNED AT NEXT APJan 15, 2013 · N771UA · Boeing 777222 · Airborne Auxiliary Power Unit (APU) SystemSDR UALA2013011600269Battery · faultyAPU APUC DETECTED FAULT THAT WOULD CAUSE AUTOMATIC SHUTDOWN OF APU IN UNATTENDED MODE OPERATION, OR COMPLETE LOSS OF APUC BUS ACTIVITY (BOTH L AND R 629) FOR 3 SECONDS AFTER THE APU MASTER CONTROL SWITCH HAS BEEN IN THE ON POSITION FOR TEN SECONDS. REPLACED AJan 14, 2013 · N778UA · Boeing 777222 · Battery/Charger SystemSDR UALA2013011100180Valve · faultedCOND TEMP SENSOR R BOTH RIGHT PACK CONDENSER INLET TEMPERATURE SENSORS FAILED. STATUS MSG01- LATCHED DESCENT MODE DEPENDENT; LOW LIMIT VALVE (R PACK) AC MOTOR IS NOT IN COMMANDED POSITION. DB- CABIN TEMPERATURE CONTROLLER (R CHAN1) MSG02- LATCHED DESCENT MODJan 10, 2013 · N777UA · Boeing 777222 · Cabin Temperature Control SystemSDR UALA2013010900149Unknown · unknownSMOKE DETECTOR ACTIVATED LAV 4L. CEILING AND DOME LIGHTS INTERMITTENT. CHECKED ALL WIRING, CONNECTORS AND BALLASTS, OPEN ALL PANELS AND CHECKED. NO SIGNS OR EVIDENCE OF SMOKE, NO BURN FOUND. SMOKE DETECTOR SELF TEST CARRIED OUT PER MM, ALL OKAY. OPENED AND CJan 9, 2013 · N773UA · Boeing 777222 · Fire Protection SystemSDR UALA2013010900148Actuator · faultyAPU FUEL ISOLATION VALVE FAULT. REPLACED APU FUEL ISOLATION VALVE ACTUATOR PER MM.Jan 8, 2013 · N773UA · Boeing 777222 · Aircraft Fuel Distribution SystemSDR UALA2013010900150Switch · damagedUNDERWING INTEGRATED FUEL PANEL TEST SWITCH DAMAGED. REPLACED IRP PER MM AND TESTED NORMALLY.Jan 6, 2013 · N773UA · Boeing 777222 · Aircraft Fuel Distribution SystemSDR UALA2013010700066Nose Cowl · dentedDAMAGE TO NR 2 NOSE COWL AT 6:00 POSITION. REPLACED NR 2 NOSE COWL PER AMM.Jan 6, 2013 · N214UA · Boeing 777222 · Nacelle/Pylon, Main FrameSDR UALA2013010700086Module · faultyINVALID DATA SHOWS FOR WASTE. MSG IS 23-024-03 REPLACED OEU 3-1-1 NO HELP, REINSTALL ORIGINAL OEU. LAVS 1L CENTER ,2L OUTBD, 3L FWD AND 4R OUTBD ALL FLUSH NORMAL. NO LEAKS AT WASTE TANKS. NEEDS ZMU MR23319 NONE AT IADJL. RPL'D ZMU NR 3. INDICATION CHECKSJan 5, 2013 · N773UA · Boeing 777222 · Waste Disposal SystemSDR UALA2013010700109B-Nut · leakingFOUND PB SENSE LINE 'B' NUT BAD. ACCOMPLISHED CHECKS PER MM 73-21-04 PG 401. FOUND BP LINE AT EEC LEAKING AT B-NUT. REPLACED LINE. ACCOMPLISHED POWER ASSURANCE RUN. OPS NORMAL.Jan 4, 2013 · N775UA · Boeing 777222 · Fuel Controlling SystemSDR UALA2013010300033Engine · fodREPLACE NR 1 ENGINE ON ACCNT FOD DAMAGE. REMOVED OLD ENGINE, AND INSTALLED NEW ENGINE PER AMM. NEW ENGINE STILL REQUIRES HOOKUPS AND EXTERNAL COMPONENTS PER AMM.Jan 3, 2013 · N775UA · Boeing 777222 · Engine (Turbine/Turboprop)SDR UALA2013010200002Connector · arcedREPLACE HARNESS CONNECTOR D6537P AT 4L OVERHEAD DUE TO ARCING AT CONNECTOR. REPLACED CONNECTOR D6537P AT 4L OVERHEAD REF SWP20-72-23.Jan 2, 2013 · N773UA · Boeing 777222 · Communications System WiringSDR UALA2012123107457Fire Warning · false activationSTATUS MESSAGE DET FAN 2 CARGO FWD. PERFORM FIRE TEST NO MSG ON LWR MFD AND NO ACTIVE FAULTS IN MAT FOR DET FAN 2. SYSTEM CHKS OKAY.Dec 31, 2012 · N771UA · Boeing 777222 · Fire DetectionSDR UALA2012122807449Fan · faultyBURNING-ACRID ODOR IN COCKPIT, RTFL BURNING ACRID ODOR IN COCKPIT. TURNED UPPER FANS OFF WITH NO CHARGE OF ODOR, TURNED OFF UPPER FANS AND SMELL STARTED TO DISSIPATE. NO MSG'S PRESENT. MAINT PG SHOWED NORMAL INDICATIONS. DEFERRED BOTH LOWER RECIRCULATIONS Dec 28, 2012 · N777UA · Boeing 777222 · Air Distribution FanSDR UALA2012122807441Line · damagedREFERENCE JIC 2-2135-3 PER VISUAL CHECK A003 CHECK FOUND FUEL OIL COOLER BY PASS VALVE HOUSING CRACKED LP03 AND LS05 TUBE FLANGE HAS A 1-4 IN GAP AND NOT SEATED OR FLUSH. REPLACED DAMAGED LINE. VALVE HOUSING OK FOR SERVICE- CASTING MARKS, PERFORMED IDLE RUN.Dec 28, 2012 · N211UA · Boeing 777222 · Engine Oil Distribution (Airframe Furnished)SDR UALA2012122807442Warning System · false activationBLEED LOOP 1 BODY FAILURE OF BODY DUCT LEAK DETECTION LOOP OR LEFT DUCT LEAK OVERHEAT DETECTION SYSTEM (DLODS) CARD. STATUS - NO TIME TO TROUBLESHOOT. PER FIM 26-18 TASK 804 INITIAL EVALUATION MAT TEST SHOWS CURRENTLY NOT ACTIVE, SUSPECT INTERMITTENT FAULT, Dec 27, 2012 · N213UA · Boeing 777222 · Overheat DetectionSDR UALA2012122407369Actuator · faultyAPU FAILED TO START 3 ATTEMPTS APU DOOR STAT MESSAGE. REPLACED APU CONTROLLER, NO HELP. LEFT NEW CONTROLLER INSTALLED. FOUND 28 VOLTS AT INLET DOOR CONNECTOR, PINS 5, 6. SUSPECT ACTUATOR AT FAULT. MANUAL OPEN APU INLET DOOR FOR TROUBLESHOOTING ATTEMPTED SDec 24, 2012 · N780UA · Boeing 777222 · APU Cowling/Containment
Back to Pratt & Whitney PW4077