JASC 4920

Service difficulty reports · 2,431

Reports filed under 4920 · APU Core Engine, newest first.

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 jasc_code = '4920'
  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 HALA2010111800546Ecu · malfunctionedETOPS SIGNIFICANT SYSTEM, AFTER LANDING APU FAULT LIGHT ON. REPLACED ECU APU CHECKED OK.Nov 18, 2010 · N597HA · Boeing 767332SDR COMA2010111850234Apu · malfunctionedON APPROACH INTO MSP AFTER STARTING APU EXTREMELY STRONG FUEL SMELL FILLED CABIN, APU SHUT DOWN FUEL SMELL DISSIPATED. EMERGENCY DECLARED, A/C LANDED SAFELY IN MSP. TRANSFERRED TO DEFERRED LIST PER MEL 49-10-01-1.Nov 17, 2010 · N937CA · Cndair CL6002B19SDR ASAA1058496Apu · leakingAPU MAINT LIGHT ILLUMINATED AFTER PUSHBACK. PERFORMED FIM TASK 49 95 00 810 801, NO OIL LEAKS FOUND IN DRAINS OIL COOLER OR IN APU COMPT FOUND EVIDENCE OF OIL LEAKING IN EXHAUST PIPE. REMOVED AND REPLACED APU REF T/C 78349010.Nov 11, 2010 · N581AS · Boeing 737890SDR CA101115008Apu · fire(CAN) HAZARDOUS EVENT DURING TRANSIT AT THE GATE, A FIRE WAS WITNESSED IN THE APU COMPARTMENT. THE FIRE BOTTLES WERE DISCHARGED BY THE CREW AND THE FIRE WAS EXTINGUISHED. THE ENGINE WILL BE REMOVED AND SENT TO REPAIR SHOP FOR INVESTIGATION.Nov 10, 2010SDR C2XA10IA289Shunt · overheatedFLIGHT 2615, THE CREW REPORTED AN ELECTRICAL BURNING ODOR IN THE AIRCRAFT DURING TAXI. CONTRACT MAINTENANCE INSPECTED THE AIRCRAFT AND DETERMINED THE ODOR TO BE COMING FROM THE APU. MAINTENANCE SUBSEQUENTLY REMOVED AND REPLACED THE APU SHUNT, OPERATIONALLY TNov 10, 2010 · N14558 · Emb EMB145LRSDR DXTA2010111004302Inlet · contaminatedSMOKE IN CABIN. APU WAS RUNNING FOR APPROX 5 MINS WITH BLEED OFF. NOTICED NO SMOKE. TURNED BLEED ON AND AFTER APPROX 2 MINS HAD SMOKE IN THE CABIN. LATER WE RAN BOTH ENGINES WITH NO APU AND DID NOT NOTICE ANY SMOKE. FOUND OIL IN APU AIR INLET. REMOVED WATERNov 9, 2010 · N602QS · Cessna 560XLSDR WX0A070627Apu · malfunctionedFLIGHT CREW PERSONNEL REPORTED DURING TAXI FROM GA RAMP TO THE D GATES IN LAS VEGAS THE LAV SMOKE ALARM WENT OFF AND THE FLIGHT ATTENDANT REPORTED SMOKE IN THE CABIN. MAINTENANCE DEPARTMENT PERSONNEL INSPECTED THE AIRCRAFT AND REMOVED AND REPLACED THE APU IAWNov 5, 2010 · N872GA · Doug MD83SDR UALA2010102503936Engine · faultyAPU AUTO SHUTDOWN ON START. UNABLE TO GET APU BACK ON LINE. REPLACED APU. OPS GOOD.Oct 25, 2010 · N772UA · Boeing 777222SDR A6WA201040795Fire · detectedAPU FIRE AT GATE FIRE BOTTLE. APU DID NOT FIRE IN THE CONTAINMENT AREA THIS FIRE WAS BY GROUND CREW FROM EXHAUST NO FIRE WARNING OCCURRED FOR INSP, MEL.Oct 23, 2010 · N427ZW · Cndair CL6002B19SDR AALA20101022JFK01Apu · malfunctionedJFK - INFLIGHT LGA-DFW. CREW REPORTED SMOKE AND ODOR IN THE CABIN. EMERGENCY DECLARED DIVERTED JFK LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED AUXILIRY POWER UNIT. SYSTEM GROUND CHECK NORMAL OPERATION.Oct 22, 2010 · N581AA · Doug DC982SDR ASAA1058404Apu · oil consumptionAPU OIL CONSUMPTION TOO HIGH. REPLACED APU THRU MM 49 11 00 400 803 (L) (7) ALSO STEP L (5) INSTALL BLEED DUCT REQUIRED (22) COMP STEP L (5) BLEED DUCT INSTALL AND L (3) (B) (2) BONDING CHECK COMPLETED APU INSTALLATION PER 49 11 00 400 8 3 AND T/C 78349010.Oct 18, 2010 · N570AS · Boeing 737890SDR UALA2010102003881Engine · making metalDURING T-S FOR MAINTENANCE MESSAGE 49-07950 APU SPEED DROOP, FOUND LARGE AMOUNTS OF METAL ON GEARBOX CHIP DETECTORS. REMOVED APU. NEED TO COMPLETE INSTALLATION OF APU. COMPLETED INSTALLATION OF APU.Oct 18, 2010 · N219UA · Boeing 777222SDR ASAA1058399Apu · leakingON DESCENT WITH POWER BACK THERE WAS A VERY BAD SMELL LIKE DIRTY SOCKS IN THE CABIN & FLIGHT DECK. FOUND OIL IN LOAD COMPRESSOR DRAIN CAVITY. REPLACED APU REF T/C'S 78349010 78349000 78349001 78349008 78349015 & 78349016 AND MM 49 11 00.Oct 17, 2010 · N581AS · Boeing 737890SDR A6WA201040773Apu · malfunctionedSMOKE TOILET CAUTION MSG DURING APPROACH TO LAND WITH BLEED AIR TRANSFER TO APU. BURING SMELL WAS NOTICED. TRANSFERRED BLEEDS BACK TO ENG AND SMELL DISSAPATED, C/W QRH. VERVIED ODOR IS COMING FROM APU. REF 210866/3 FOR MEL OF APU.Oct 7, 2010 · N463AW · Cndair CL6002B19SDR UALA2010092703554Engine · faultyAPU INOP. AUTO SHUTDOWN 10 SECONDS AFTER REACHING 95 PERCENT RPM. APU FAULT LIGHT ON. APU WOULD NOT STAY RUNNING. APU FAULT EICAS MESSAGE. NO TIME TO T/S ON ACCT OF TOW ACTIVITY WITH THIS ACFT. FOUND HEAVY METAL PARTICLES OVER .050 ON MAIN GEAR BOX CHIP DETESep 27, 2010 · N662UA · Boeing 767322SDR GTIA1000045Apu · smokeCREW WAS ADVISED OF WHITE SMOKE COMING FROM APU EXHAUST, EMERGENCY SHUTDOWN OF APU DONE, NO WARNING OR INDICATION IN COCKPIT. AIRPORT HAD PAX DEPLANE ON TAXIWAY WITH AIRSTAIRS.Sep 22, 2010 · N522NK · Airbus A319132SDR CA101019006Oil System · leakingSMOKE IN CABIN WHILE ON THE GROUND, PARKED AT THE GATE WITH APU PACKS ON, AN OIL ODOR AND FUMES ENTERED THE CABIN. THE APU WAS SHUTOFF AS A PRECAUTIONARY MEASURE. THIS SITUATION HAD OCCURRED ON LEGS PRECEDING THIS ONE. THE APU WAS REPLACED AND FORWARDED FOR RSep 20, 2010 · Boeing 747436SDR C2XA10IA260Hose · wornMCI - FLIGHT 3026, THE CREW REPORTED A STRONG FUEL SMELL ON TAKE OFF ROLL. THE CREW ABORTED TAKE OFF AND RETURNED TO THE GATE WHERE MAINTENANCE INSPECTED THE AIRCRAFT AND PLACED THE APU ON MEL, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. ON 9-22-10 Sep 19, 2010 · N13949 · Emb EMB145LRSDR QXEA2010092200550Engine · failedAPU FAILED ON START, RAMP REPORTED SMOKE FROM APU EXHAUST, APU L3 SOV C/B POPPED. PLACED APU ON MEL 49-00-1. RETURNED TO SERVICE.Sep 18, 2010 · N421QX · Bombdr DHC8402SDR UALA2010092003471Apu · smokeAFTER PUSH BACK APU AUTO SHUTDOWN AND ATTEMPTED RESTART AND SMOKE FILLED THE CABIN. REMOVED APU IAW MM.Sep 18, 2010 · N118UA · Boeing 747422SDR DALA1023601521Engine · malfunctionedAPU FAILED 3 COLD SOAK START ATTEMPTS. COLD SOAK START WAS SUCCESSFUL ON SUBSEQUENT FLIGHT.Sep 17, 2010 · N394DL · Boeing 767324SDR MYWA100105Apu · shutdownETOPS SIGNIFICANT SYSTEM: MULTIPLE OCCURRENCES OF APU SHUTDOWN.Sep 3, 2010 · N742MA · Boeing 7378Q8SDR HALA2010090200392Apu · malfunctionedETOPS SIGNIFICANT SYS - UNABLE TO START APU AT 37,000 FT. 3 ATTEMPTS, 3 FAULT SHUTDOWNS. APU RPM HUNG AT 26 PERCENT AND EGT 800 DEG. OAT SAT -46 DEG C TAT -17 DEG C. UPON ACFT ARRIVAL AT GATE FOUND APU RUNNING. ON CREW DEBREIF, CREW FOLLOWED FCOM & SUCCESSFUSep 2, 2010 · N597HA · Boeing 767332SDR HALA2010082200377Actuator · failedETOPS SIGNIFICANT SYS - APU FAULT ICAS AND APU AUTO SHUTDOWN. BITE CHECKED APU ECU AND FOUND "DOOR SYS" FAULT ON ECU. REPLACED RELAYS K547 AND K176 IAW FIM 49-11-00/101 FOR PRECAUTIONARY. R & R APU DOOR ACTUATOR MM 49-15-06 RR APU DOOR OPEN SWITCH IAW MM 49-1Aug 22, 2010 · N598HA · Boeing 767332SDR HALA2010082200375Apu · malfunctionedETOPS SIGNIFICANT SYS - APU FAILED TO START AFTER LANDING. HIGH EGT BUT LOW RPM APU FAULT EICAS MSG. BITE CHECK PC FIM 49-11-00, FIG 103 NO FAULT NOTED. STARTED APU 3X OPS CHECK GOOD. NO DEFECTS NORMAL. SECURITY CONDITION GOOD.Aug 22, 2010 · N598HA · Boeing 767332SDR GLBA201008191Valve · inoperativeNOISE AND BURNING SMELL COMING FROM ACFT. APU SUSPECTED. MAINTENANCE REPLACED THE SURGE VALVE IAW MM 49-52-02, OPERATIONAL CHECKS GOOD.Aug 19, 2010 · N299UX · Emb EMB120ERSDR HALA2010081800373Relay · malfunctionedETOPS SIGNIFICANT SYS - APU FAULT MSG DISPLAYED ON EICAS, APU DID NOT START, 3RD ATTEMPT. ACOMPLISHED FIM 49-01-00 FAULT CODE 34. REPLACED K117 RELAY IAW WDM 49-41-11AND SB 767-49-00368, AND EO49-05-02-72, REV B. OPS CHECK OK. ALSO FOUND OIL LEAK AT APU OIAug 18, 2010 · N598HA · Boeing 767332SDR MYWA100094Apu · shutdownETOPS SIGNIFICANT SYS: IN FLIGHT, APU FAULT LIGHT AND AUTO SHUTDOWN.Aug 17, 2010 · N742MA · Boeing 7378Q8SDR HALA2010081700374Sensor · failedETOPS SIGNIFICANT SYS - APU AUTO SHUTDOWN ON SHORT FINAL APPROACH. RESTARTED AFTER LANDING OPS NORMAL. ACCOMP APU ECU BITE FOUND APU INLET PRESSURE (P2) SENSOR AT FAULT R & R APU INLET PRESS SENSOR IAW AMM49-61-04. OPS CKS OK FOR SVC.Aug 17, 2010 · N586HA · Boeing 7673G5SDR USAA2010081691666Carbon Seal · leakingFLT 2043 - AIRCRAFT CABIN HAS A "LOCKER ROOM" ODOR THROUGHOUT WHICH DID NOT DISSIPATE DURING ENTIRE FLIGHT. FOUND APU AT FAULT. REMOVED AND REPLACED APU PER 26L31049006, LEAKS CHECK & OPERATIONAL CHECK WAS GOOD. COMPRESSOR CARBON SEAL WAS CHIPPED AND LEAKIAug 12, 2010 · N760US · Airbus A319112SDR UALA2010081102912Apu · odorVERY STRONG OIL SMELL THROUGHOUT CABIN. FOUND APU OIL LEVEL AT 0.06 WITH LO MESSAGE. REPLACED APU. OPS NORMAL.Aug 10, 2010 · N127UA · Boeing 747422SDR DALA1018740995Apu · malfunctionedAFTER TAKEOFF BURNT OIL SMELL WITH FWD AND AFT LAVATORY SMOKE DETECTORS SOUNDING WAS REPORTED. SMOKE DISSIPATED SO FLIGHT CONTINUED TO ATL. AFTER ARRIVAL MAINTENANCE REPLACED THE APU AND PERFORMED OPN 5089 DUCT BURNOUT (2010-D0944)(DLM88102089).Aug 5, 2010 · N995DL · Doug MD88SDR USAA2010080691615Apu · odorFLT 623 - CABIN HAS DIRTY SOCK ODOR FROM TOP OF DESCENT TILL ARRIVING AT GATE. REMOVED AND REPLACED APU. OPERATIONAL AND LEAK CHECKED GOOD. VENDOR REPORTED SIGNS OF INGESTION AT APU INLET AND NEAR COOLING AIR DISTRIBUTION DUCT. AFTER DISASSEMBLY, UNIT ALSOAug 5, 2010 · N814AW · Airbus A319132SDR UALA2010080202761Converter · faultyECAM MESSAGE APU AUTO SHUTDOWN DISPLAYED ON UPPER ECAM SCREEN - APU. FOUND OIL DRIPPING FROM APU BLEED DUCT CLAMP FLANGES. APU DUMPED ALL OIL TANK SHOWS EMPTY. DUMPED OIL INTO AIR DUCTS. APU RUNS BUT HEAVY SMOKE FROM TAIL PIPE. REQUIRES APU. NEED TO R & Aug 2, 2010 · N823UA · Airbus A319131SDR USAA2010080491588Apu · malfunctionedFLT 614 - ODOR IN CABIN. REMOVED AND REPLACED APU. OPERATIONAL AND LEAK CHECK GOOD. VENDOR REPORT INDICATED NO IMMEDIATE INDICATION OF OIL CONTAMINATION IN BLEED SYSTEM OR ISSUES WITH LOAD COMPRESSOR SEAL DURING BOROSCOPE. UNIT WAS STEAM CLEANED AND RETURNAug 1, 2010 · N624AW · Airbus A320231SDR HALA2010072600327Apu · malfunctionedETOPS SIGNIFICANT SYS - APU WILL NOT START AFTER LDG. FIRST ATTEMPT OF APU START SUCCESSFUL. NO FAULTS INDICATED IAW AMM49-61-05-742-023-036 ECU BITE TEST NO FAULTS.Jul 26, 2010 · N589HA · Boeing 76733ASDR HALA2010072500333Apu · malfunctionedETOPS SIGNIFICANT SYS - AFTER LANDING APU WOULD NOT START. AUTO SHUTDOWN TWICE. TEMP OK. HUNG UP AT 30 RPM AND SHUTDOWN. PERFORMED VISUAL INSP OF APU. NO DISCREPANCIES NOTED. PERFORMED ECU BITE IAW AMM 49-11-00-1, FIG 103. APU ELECTRICAL AND PNEUMATIC LOADS NJul 25, 2010 · N585HA · Boeing 7673G5SDR UALA2010072302642Apu · malfunctionedPACK AIR HAS STRONG SMELL. PACK AIR HAS STRONG SMELL REPEAT ITEM. THE OZONE FILTER IS MOST LIKELY BAD. NONE IN STOCK ORD. REPLACED APU AND RAN PACKS TO BURN OUT SMELL.Jul 23, 2010 · N463UA · Airbus A320232SDR UALA2010071902564Apu · faultyAFTER PACKS WERE TURNED ON ACFT HAD A FOUL SMELL. DURING PACK BURNOUT FOUND APU TO BE THE SOURCE OF OIL SMELL IN ACFT CABIN. AFTER APU SHUTDOWN, THEN RE-START SMELL CAME BACK. RECOMMEND REPLACING CABIN RECIRC FILTERS DUE TO POSSIBLE CONTAMINATION.-DURING PACJul 19, 2010 · N479UA · Airbus A320232SDR NOCA05510O-Ring · leakingACFT DIVERTED, DUE TO NR 1 ENGINE IDG ON MEL INOP AND APU AUTO SHUTDOWN IN FLIGHT DUE TO LOW OIL. APU OIL LEAK FOUND ON ITEM1, LOGPAGE 86747, DUE TO FAULTY O-RING AT OIL FILL CAP, FOUND APU OIL CAP DOWN AND LATCHED. SERVICED APU WITH 4 QTS OF OIL AND REPLACEJul 18, 2010 · N765NA · Boeing 767306SDR CA100725007Compressor · damagedPOTENTIAL HAZARD:- DURING INSPECTION THE COMPRESSOR CASE WAS OBSERVED TO HAVE A SMALL HOLE IN IT. APU ENGINE WILL BE REMOVED 16 JULY AND SENT TO SHOP FOR INVESTIGATION. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATIJul 14, 2010SDR USAA2010072091466Seal · leakingFLT 308 - CABIN ODOR - FLIGHT ATTENDANT REPORTED OIL SMELL IN CABIN AFTER BOTH ENGINES WERE STARTED. DURING CRUISE, BOTH AFT LAV SMOKE DETECTORS SOUNDED BUT NO SIGN OF SMOKE OR FIRE NOTED. TURNED OFF RECIRCULATION FANS - NO SMOKE NOTED IN CABIN. MAINTENANCEJul 12, 2010 · N621AW · Airbus A320231SDR NOCA05410Seal · leakingA/C 765 FLT 404 EN ROUTE TO FRU OUT OF LEJ, FLT CREW ADVISED THE APU OIL QUANTITY IS DECREASING AND EXPECT THE APU TO SHUT DOWN SHORTLY. WITH THE LEFT GENERATOR DEFERRED INOP AND THE LOOSE OF THE APU GENERATOR THE A/C WILL ONLY ONE ELEC SOURCE, AS SUCH THE A/Jul 10, 2010 · N765NA · Boeing 767306SDR HALA201007090300Apu · failedETOPS SIGNIFICANT SYSTEMS - APU QUIT ON PUSHBACK. REMOVED & REPLACED APU ASSY IAW TASK HAL M266-767. LEAK CHECK AND OPS CHECKS GOOD. ITEM CLEARED FROM MIC SHEET.Jul 8, 2010 · N589HA · Boeing 76733AERSDR ASAA1058041Unknown · malfunctionedAPU FAILED DURING PUSHBACK. OPERATED APU NUMEROUS TIMES NO DISCREPANCIES FOUND. GROUND VERIFICATION CHECKS GOOD REF M/M 49 11 00.Jul 6, 2010 · N577AS · Boeing 737890SDR AALA20100702DFW01Apu · failedDFW - CREW REPORTED AUXILIARY POWER UNIT FAILED AND LEFT ENGINE GENERATOR ON PLACARD. EMERGENCY DECLARED RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED LEFT ENGINE GENERATOR AND CONSTANT SPEED DRIVE. SYSTEM GROUND CHECKED NORJul 2, 2010 · N954U · Doug DC982SDR UALA2010070602376Sensor · faultyLOUD PNEUMATIC NOISE RUMBLE IN AREA OF DOOR 3 AFTER STARTER CUT-OUT, APU IN USE. FLT CREW SOP IS TO START BOTH ENGINES AT THE SAME TIME. APPLIED MEL APU PNEUMATICS INOP FOR ENGINE START. REPLACED APU SURGE VALVE AND APU CHECK VALVE AS REQUIRED PER LM. OPERJul 2, 2010 · N213UA · Boeing 777222SDR UALA2010062902319Apu · odorCABIN CREW REPORTED OIL SMELL IN CABIN. CHECK OIL QTY, OK. NIL OIL LEAK FOUND. USED EXTERNAL AIR PURGE THE CABIN, NO OIL SMELL, NOTIFIED. APU REPLACED PER MMOV AND INSPECTED.Jun 28, 2010 · N120UA · Boeing 747422SDR UALA2010062802299Actuator · malfunctionedFOUND APU DOOR MESSAGE ON EICAS. APU INLET DOOR CIRCUIT BREAKER POPPED, RESET CIRCUIT BREAKER, NO HELP POPPED AGAIN. OPEN APU DOOR. PER MEL. REPLACED INLET DOOR ACTUATOR.Jun 28, 2010 · N546UA · Boeing 757222SDR UALA2010062802276Apu · smokeAPU PRODUCED ODOR IN CABIN, GROUND PERSONNEL REPORTED APU PUTTING OUT SMOKE, SOME OILY SMOKE IN VENT WITH APU BLEED ON ACCOMPLISHED MT 72-016 AND FOUND APU OUT OF OIL, FOUND OIL IN PNEUMATIC DUCT AFT OF LOAD CONTROL VLV. CK MAG PLUG AND EXHAUST AREA NO EXTERJun 26, 2010 · N459UA · Airbus A320232
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