JASC 4920

Service difficulty reports · 2,430

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 AALA202011279004Apu · odorAIRCRAFT WAS GROUNDED. ON DESCENT FLIGHT ATTENDANT NOTICED STRONG ODOR COMING FROM THE ENVIRONMENTAL SYSTEM. ODOR WAS PRESENT ON GROUND WITH APU BLEED RUNNING PACKS. REMOVED AND REPLACED APU, PER JOB CARD 49-94-11.Nov 25, 2020 · N723UW · Airbus A319112SDR J7SA2020113000250Apu · odorCREW NOTICES SMELL OF BURNING OIL/FUMES ON CLIMB AND DESCENT LOW POWER SETTINGS. REMOVED AND REPLACED APU, IAW BD-100 49-11-02. NO DEFECTS NOTED AT THIS TIME. ALL RII PROCEDURES COMPLIED WITH P/N OFF/ON: 3800774-1 S/N OFF: P-504 S/N ON: P-151.Nov 24, 2020 · N550FX · Bombdr BD1001A10SDR UIEA2020110402345Apu · sparksDURING GROUND OPERATIONS MAINTENANCE WITNESSED SPARKS COMING OUT OF APU TAIL PIPE. MAINTENANCE SHUT DOWN APU AND PLACED ON DEFERRAL 49-11-01, MDDR 137202, CAT C. RAN APU IAW BITE TEST, PER FIM 49-11 FT 987, NO FAULTS NOTED. RAN BOTH PACKS, PER AMM 21-00-00.Nov 4, 2020 · N1409A · Boeing 767306SDR UIEA2020102302289Apu · faultedAPU FAULT, 3 ATTEMPTS EGT 777 RPM 20 THEN SPOOLED DOWN. PERFORMED APU OPERATIONAL TEST, REF AMM 49-11-00. DID 4 START ATTEMPTS, ALL WERE SUCCESSFUL.Oct 22, 2020 · N1511A · Boeing 767383SDR UIEA2020100902204Apu · inoperativeAPU INOPERABLE. TRANSFERRED TO MDDR 135790, IAW MEL 49-11-01A, CAT C, EXP 19OCT20 DISP INITIALS ZH 1547Z. REMOVED AND REPLACED APU, IAW AMM 49-11-01. OPERATIONS TEST AND LEAK CHECK GOOD. DMI 135790 CLEARED. PLACARDS REMOVED. TI-1145Z AA.Oct 9, 2020 · N1489A · Boeing 76731KSDR I5PA2020100488801Apu · inoperativeAPU EGT OUT OF LIMITS, WHEN A PNEUMATIC LOAD IS PLACED AND DURING ENGINE START. APU WAS REPLACED AND CONFIRMED OPERATIONAL.Oct 4, 2020 · N888LT · Boeing 757230SDR HALA2020092400187Apu · defectiveAPU AUTO SHUTDOWN ON START FOR AIRCRAFT TOW/REPOSITION LOG-PAGE UPDATED AT 24SEP20 1845 UTC. REMOVED & REPLACED APU PER TASK CARD 4901-9401-HAL. OPS & LEAK CHK GOOD, OK FOR SVC.Sep 24, 2020 · N399HA · Airbus A330243SDR QXEA2020092100291Apu · fireRAMP REPORTS FLAME FROM APU EXHAUST DURING START. REMOVED FROM SERVICE. OPENED APU COWLS, PERFORMED GVI OF APU, NO DEFECTS NOTED. CLOSED COWLS AND STARTED APU, NO DEFECTS NOTED DURING START. A/C OK FOR SERVICE.Sep 20, 2020 · N450QX · Bombdr DHC8402SDR AALA202009199004Apu · inoperativeAIRCRAFT WAS GROUNDED: DURING DESCENT, AN ODOR WAS DETECTED IN THE FORWARD GALLEY, THEN A FEW MINUTES LATER IN THE FLIGHT DECK. THE ODOR WAS MUSTY AND SWEAT SOCK TYPE, APU WAS OFF. REMOVED AND REPLACED APU, IAW JC NR 26L31049003.Sep 18, 2020 · N778XF · Airbus A319112SDR UIEA2020090801957Apu · inoperativeAPU INOPERABLE, TRANSFERRED TO MEL 49-11-01A, MDDR #133991, CAT C. REMOVED AND REPLACED APU, IAW WORK CARD A-49-999-00-01. REVERSE FLOW MESSAGE ON ECU CLEARED. THIS CLEARS MDDR 133991, MCC NOTIFIED. PLACARD REMOVED.Sep 6, 2020 · N1181A · Boeing 7673Y0SDR UIEA2020090801964Transducer · failedAPU INOP, TRANSFERRED TO MEL 49-11-01A, MDDR 133954, CAT C. REMOVED AND REPLACED TRANSDUCER, DIFF PRESSURE SURGE, IAW B767 AMM 49-53-04. OPS CHECK GOOD AT THIS TIME. THIS CLEARS DMI #133954. MCC NOTIFIED. ALL PLACARDS REMOVED.Sep 6, 2020 · N1709A · Boeing 767375SDR UIEA2020090301919Actuator · malfunctionedAPU AUTO SHUTDOWN AUXILIARY POWER UNIT (APU), ER OPERATIONS NOT ALLOWED (NOTIFY DISPATCH) R60. TRANSFERRED TO MDDR #133793 PER MEL 49-11-01A, CAT C, EXP 12 SEP 20. PLACARDS INSTALLED. DISPATCH DP 1707Z. REMOVED AND REPLACED APU IGV GUIDE VANE ACTUATOR IAW Sep 2, 2020 · N1321A · Boeing 767306SDR UIEA2020082401854Unknown · unknownAFTER LOAD APPLIED TO HYD SYSTEM, APU AUTO FAULTED AND SHUT DOWN. PERFORMED APU BITE TEST IAW AMM 49-61-05. NO FAULTS NOTED, APU STARTED AND OPERATING NORMAL.Aug 24, 2020 · N1181A · Boeing 7673Y0SDR UIEA2020082401853Apu · faultedAPU FAULT TWO START ATTEMPTS PERFORMED FIM TASK 49-11 FAULT TREE 991. FOUND NO FAULT AT THIS TIME. PERFORMED REPETITIVE SUCCESSFUL RUN AND SHUTDOWN PROCEDURES IAW AMM 49-11-00. NOTIFIED MCCAug 23, 2020 · N1487A · Boeing 76731KSDR UIEA2020082421844Apu · malfunctionedAPU FAULT & SHUTDOWN PRIOR TO BLOCK OUT. C/W APU START AND RUN PROCEDURE, SYSTEM CHECKED GOOD AT THIS TIME IAW MM CH 49-11-00.Aug 22, 2020 · N1181A · Boeing 7673Y0SDR UIEA2020082401861Apu · unknownAPU FAULTS EICAS, 2 ATTEMPTS UNSATISFACTORY. PERFORMED APU OPS CHECK. 3 GOOD STARTS. NO DEFECTS NOTED PER AMM 49-11-00Aug 20, 2020 · N1487A · Boeing 76731KSDR P5CA202008110280Control Valve · failedAPU INOPERATIVE. REMOVED AND REPLACED THE SURGE CONTROL VALVE IAW AMM 49-53-01, BITE CHECKED GOOD. OPS CHECKED GOOD.Aug 8, 2020 · N647GT · Boeing 767306SDR UIEA2020073061617Apu · shutdownWHEN GPU POWER REMOVED, APU SHUT DOWN. RESTARTED NORMALLY. C/W APU OPS CHECK IAW AMM 49-00-00. OPS CHECK GOOD.Jul 26, 2020 · N1181A · Boeing 7673Y0SDR GTIA2020070635232Apu · overservicedFUME EVENT BELOW 9000 FT TURNED OFF PACK 1 SMELL WENT AWAY. VISUALLY INSPECTED APU FOUND IT TO BE OVER SERVICE, DRAINED & SERVICED APU IAW AMM 12-13-49. GENERALLY CLEANED APU COMPARTMENT IAW AMM 49-00-00 NO ODOR DETECTOR A/C GOOD FOR SERVICE.Jul 4, 2020 · N912NK · Airbus A320271NSDR UIEA2020070701504Fault Message · false activationAPU FAULTED, PERFORMED A BITE TEST, OPS CHECKED GOOD IAW FIM 49-11, OPS TEST OK . PERFORMED MULTIPLE STARTS IAW AMM 49-00-00, NO FAULTS.Jul 3, 2020 · N1373A · Boeing 76731KSDR UIEA2020070601481Unknown · malfunctionedAPU FAILED DURING PUSH BACK. PERFORMED APU TEST IAW AMM 49-11-00. NO FAULTS FOUND AT THIS TIME.Jul 3, 2020 · N1229A · Boeing 767306SDR UIEA2020062901428Pressure Switch · malfunctionedTWICE (2X) APU FAULT, NO FURTHER ATTEMPTS. REMOVED AND REPLACED APU GENERATOR FILTER DIFFERENTIAL PRESSURE SWITCH IAW AMM 49-27-15 OPS CHECK GOOD. THIS CLEARS MDDR 130465. NOTE: AN APU COLD SOAK DMI 130584 WAS ALSO OPENED IN THE AIRCRAFT PER ETOPS MNL REQUIJun 28, 2020 · N1487A · Boeing 76731KSDR P5CA2020061900200Apu · shutdownAPU SHUTDOWN. REMOVED AND REPLACED APU IAW AMM 49-11-01. OPS TEST GOOD AT THIS TIME. NO DEFECTS NOTED ON ECU AT THIS TIME, REF AMM 49-61-05. NO DEFECTS DETECTED.Jun 19, 2020 · N642GT · Boeing 7673Y0SDR P5CA2020061800199Apu · inoperativeAPU INOPERATIVE. SERVICED APU IAW AMM 12-13-04 AND PERFORMED AN OPS CHECK IAW AMM 49-11-00. OPS CHECKED GOOD.Jun 18, 2020 · N642GT · Boeing 7673Y0SDR P5CA2020061760197Apu · smokeDURING POST FLIGHT NOTICED APU WAS EXHAUSTING SMOKE. APU SHUT DOWN, NO APU FIRE INDICATION. ACCOMPLISHED VISUAL INSPECTION OF APU TAIL PIPE AND EXTERIOR OF APU, NO DISCREPANCIES NOTED. ACCOMPLISHED FIM TASK 49-11-00-815, NO FAULTS. ACCOMPLISHED APU ECU BITE LJun 16, 2020 · N642GT · Boeing 7673Y0SDR AALA202006159021Apu · odorAIRCRAFT WAS GROUNDED: MUSTY DIRTY SOCK SMELL IN ENTIRE CABIN. ACCOMNPLISHED JOB CARD 26L00021001 AND J/C 26L00021002, FOUND INTERNAL LEAK OF APU, J/C 26L00021004 PLACED ON MONITOR. REMOVED AND REPLACED APU IAW JOB CARD 26L31049003Jun 14, 2020 · N540UW · Airbus A321231SDR P5CA2020061600192Apu · shutdownPRIOR TO PUSH AND ENGINE START APU FAILED: SHUT DOWN WITH FAULT LIGHT. PERFORMED APU BITE AND NO FAULT FOUND AS PER AMM 49-61-05. APU OPS NORMAL AS PER AMM 49-11-00.Jun 14, 2020 · N644GT · Boeing 7673JHFSDR VNAA2020061311101Case · crackedFOUND A CRACK ON APU AT 7&6 O'CLOCK POSITION AROUND APU THERMOCOUPLE. REMOVED AND REPLACED APU IAW CRJ900 AMM 49-10-00-000/400-801. OPS CHECK GOOD.Jun 11, 2020 · N551NN · Cndair CL6002D24SDR J7SA2020070600206Apu · odorOIL SMELL COMING THROUGH VENTS ON GROUND AND IN THE AIR. REMOVED AND REPLACED APU.Jun 10, 2020 · N571FX · Bombdr BD1001A10SDR J7SA2020061106001Apu · contaminatedDIVERTED DUE TO BURNING SMELL DURING CLIMBOUT. AIRCRAFT LANDED WITHOUT INCIDENT AT KPWK. ACCOMPLISHED APU BORESCOPE INSPECTION. NOTED A LARGE AMOUNT OF INSECTS WITHIN APU INLET SHROUD AND INLET. FOUND EVIDENCE OF INSECT INGESTION. FOUND NO DAMAGE TO INLET BLADJun 6, 2020 · N570FX · Bombdr BD1001A10SDR UIEA2020060101159Plug · damagedAPU DRAIN PLUG FOUND DAMAGED. REMOVED DRAIN PLUG FROM APU AND INSTALLED ON NEW APU. OPERATIONAL AND LEAK CHECK OK IAW AMM 49-27-01, MCC NOTIFIED.May 26, 2020 · N641GT · Boeing 76738ESDR UIEA2020052631117Actuator · failedAPU FAULT. REMOVED AND REPLACED APU IGV ACTUATOR PER AMM 49-52-62. LEAK AND OPS CHECK OK. THIS CLEARS DMI 128740.</P>)May 23, 2020 · N640GT · Boeing 7673S1SDR UIEA2020052601127Apu · failedAPU FAILED TO START SEVERAL TIMES. REMOVED AND REPLACED APU IAW AMM 49-11-01. OPS CHECK GOOD.May 22, 2020 · N641GT · Boeing 76738ESDR UIEA2020052001089Apu · inoperativeAPU INOP(<P>TRANSFERRED TO MDDR 128526 IAW MEL 49-11-01A , CAT 'C'.</P><P>LP 1141077-7 - REMOVED AND REPLACED APU IAW WO #66347. OPS AND LEAK CHECK GOOD AT THIS TIME. THIS CLEARS DMI 128526, MCC NOTIFIED (AMM 49-11-01/401).</P><P>(NOTE: OPENED MDDDR 128588 - FMay 18, 2020 · N1409A · Boeing 767306SDR ABXA2020050429053Unknown · malfunctionedAPU SHUTDOWN DURING PUSH BACK WOULD NOT RESTART. AIRCRAFT WAS GROUNDED.Apr 29, 2020 · N226CY · Boeing 767383SDR AALA2020042759011Apu · leakingAIRCRAFT WAS GROUNDED: CHEMICAL ODOR DETECTED ON THE AIRCRAFT, STRONGEST IN THE AFT CABIN CAUSED CREW TO FEEL NAUSEOUS AND BURNING EYE SENSATION. ACCOMPLISHED SIC 05-96-70,05-96-85 .REMOVED AND REPLACED APU IAW SIC 49-94-11.Apr 24, 2020 · N4005X · Airbus A319115SDR SWIA2020041650124Seal · leakingSMOKE TOILET INDICATION DURING DESCENT. INDICATION CLEARED AFTER ABOUT TWO MINUTES. RAN QRH. FLIGHT 3861. FOUND COMPRESSOR ROTOR SHAFT SEAL TO BE LEAKING OIL INTO THE INLET AND INTO THE BLEED AIR PATH. REMOVED AND REPLACED THE APU ASSEMBLY, OPS AND LEAKApr 15, 2020 · N477CA · Cndair CL6002B19SDR AALA202004149007Apu · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT SMELLED ODOR ON DECENT IN MSY. ACCOMPLISHED J/C"S 26L00021001 A320F SMOKE ODOR FUMES INITIAL TROUBLESHOOTING AND 26L00021002 A320F SMOKE ODOR FUMES TROUBLESHOOTING. FOUND APU TO HAVE INTERNAL LEAK. REMOVED AND REPLACED Apr 13, 2020 · N112US · Airbus A320214SDR UIEA2020033100577Apu · malfunctionedAPU WON'T START.(<P>TRANSFER TO MDDR #126446, MEL 49-11-01B, CAT "C", DUE DATE 09APR20, PLACARD INSTALLED.</P><P>IAH 02APR20, LP 1120020: REMOVED AND REPLACED APU REF AMM 49-11-01, OPS CHECK GOOD. THIS CLEARS MDDR 126446.</P>)Mar 29, 2020 · N662GT · Boeing 76731ASDR GTIA2020032635128Apu · odorDURING DESCENT PASSING 10000 ALL CREW REPORT SMELLING DIRTY SOCK ODOR-PERF TSM 05-50-00-810-831-A PERF ENG 1&2 AND APU RUN. FOUND APU TO BE SOURCE OF ODOR. PER DECONTAMINATION OF ECS PER AMM 21-00-00. R&R RECIRC FILTERS PER AMM 21-21-41. NO DEFECTS NOTED AT THMar 24, 2020 · N658NK · Airbus A321231SDR VNAA2020032511101Apu · failedNOTICED HEAVY SMOKE COMING OUT OF APU INLET WHEN PWR/FUEL PBA PRESSED IN. INSPECTED. NO FIRE DAMAGE NOTED. REMOVED AND REPLACED APU. OPS CHECK GOOD.Mar 22, 2020 · N209PS · Cndair CL6002B19SDR P5CA2020031700085Apu · malfunctionedAPU FAILS TO START.(<P>TRANSFERRED TO MDDR 125888 PER B767 DDG 49-11-01A, CAT 'C', DUE 27MAR20. PROCEDURES C/W. PLACARDS INSTALLED.</P><P>LOGPAGE 1231997: TROUBLESHOT RELAY K197 PER B767 FIM 49-11 TREE 959, FOUND HIGH RESISTANCE BETWEEN X1 AND X2 PINS. REPLACEMar 17, 2020 · N642GT · Boeing 7673Y0SDR AALA202003179001Seal · leakingAIRCRAFT WAS GROUNDED: STRONG DIRTY SOCKS ODOR . INTERMITTENT AND PRIMARY IN CABIN. DIDNOT SMELL IN CRUISE. ACCOMPLISHED J/C'S 26L00021001 AND 26L00021002. VERIFIED APU IS THE SOURCE OF THE ODOR BY INTERNAL TURBINE SEAL LEAK. RAN BOTH ENGINES AND THERE IS NO OMar 16, 2020 · N980UY · Airbus A321231SDR AALA202003169024O-Ring · leakingAIRCRAFT WAS GROUNDED: MUSTY OR DIRTY SOCK SMELL IN CABIN. C/W JOB CARD 26L00021001, 26L00021002, 26L00021004 AND FOUND APU WAS SOURCE OF ODOR. REPLACED APU TURBINE CAVITY VENT O-RINGS.Mar 14, 2020 · N806AW · Airbus A319132SDR QXEA2020031300134Apu · smokeAPU FAILED 1ST ATTEMPT ,THEN ON 2ND ATTEMPT RAMP AGENT SAID THERE WAS SMOKE COMING OUT OF IT. THE LAST CREW SAID THAT ,THEY HAS ISSUES WITH IT FAILING THE FIRST ATTEMPT. REMOVED FROM SERVICE. PERFORMED GV INSPECTION OF APU.FOR ANY LEAKS.NO LEAKS .CLEANED RESIMar 12, 2020 · N448QX · Bombdr DHC8402SDR A6WA2020030247210Apu · making metal***SUPPLEMENTAL**** ODOR OF FUEL IN COCKPIT AFTER APU START IN FLT. ODOR DISSIPATED AS SOON AS BLEED WHERE TURN OFF. AIRCRAFT REMOVED FROM SERVICE THE APU WAS PLACED ON MEL,48-10-01-01 AND MX C/W SUP 09-037C FOR UNUSUAL ODORS OF CONTAMINATION FROM THE APU ORFeb 28, 2020 · N471ZW · Cndair CL6002B19SDR AALA202002249030Apu · odorAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN CABIN DURING FLIGHT AND ON GROUND DOES NOT DISSIPATE. REPLACED APU IAW J/C 26L31049003.Feb 22, 2020 · N762US · Airbus A319112SDR UIEA2020022420302Charger · failedAPU INOP(<P>ATTEMPTED 3 STARTS. WILL NOT START. FOUND ECU FLAGS 34. THIS BECAME MDDR 124952 PER 49-11-01A CAT C, DUE 3MAR20. DISPATCH SP AT 08:45Z. MCC NOTIFIED. PLACARD INSTALLED.</P><P>LP 1071042, ITEM M3: REMOVED AND REPLACED APU BATTERY ASSY IAW AMM 24-31-Feb 22, 2020 · N1361A · Boeing 76731BSDR UIEA2020022100298Apu · shutdownAPU SHUTDOWN DURING USE.(<P>TRANSFERRED TO MDDR #124907 I.A.W MEL 49-11-01A, CAT 'C'.</P><P>LP 1190973, ITEM M10: REMOVED AND REPLACED AUXILIARY POWER UNIT IAW B767 AMM 49-11-01-004-001. OPS CHECK AND LEAK CHECK GOOD. THIS CLEARS MDDR 124907, MCC NOTIFIED. PLAFeb 20, 2020 · N1427A · Boeing 767306SDR ASAA2020022193231Apu · shutdownAPU AUTO SHUTDOWN TWO TIMES ON THE GROUND IN PVR WITH APU BLEED ON. GROUNDED - YES. INSPECTED APU OIL LEVEL FOUND TO BE FULL. PERFORMED APU OPS CHECK AS REQ PER AMM 49-00-00. TEST OK.Feb 19, 2020 · N286VA · Airbus A320214
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