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 UIEA2021062601423Apu · unknownAPU FAULT(<P>PERFORMED APU BITE PROCEDURE ON APU CONTROL UNIT. NO FAULT MESSAGES NOTED IAW AMM 49-11-00-502-002. VERIFIED APU FAULT LIGHT DID NOT ILLUMINATE, NO DEFECTS NOTED AT THIS TIME. OPS CHECKED GOOD. </P>)Jun 26, 2021 · N1499A · Boeing 767328SDR UIEA2021062501415Apu · faultedAPU RELIABILITY COLD SOAK START 1ST ATTEMPT-APU FULLY STARTED THEN SHUT DOWN AFTER 5 MINUTES. FAULTED DURING 2ND ATTEMPT. 3 ATTEMPT 850-45 DEG, RAN FOR 15 MINUTES THEN FAULTED.(<P>FOUND ECU FAULTING ITSELF. PART TO BE REPLACED 25JUN21 IF RECEIVED. APU TRANSFERJun 24, 2021 · N663GT · Boeing 767324SDR UIEA2021062301405Actuator · faultedAPU FAIL(<P>TRANSFERRED TO MEL 49-11-01A, CAT C, EXP DATE 13JUL21, MDDR 149054.</P> / <P>LOG 1310365 ITEM #2: REMOVED AND REPLACED APU IGV ACTUATOR IAW B767-300 AMM 49-52-02. OPS CHECK GOOD. APU SPOOLS UP FASTER. MDDR 149054 REMAINS OPEN.</P> / <P>LOG 1310365 Jun 23, 2021 · N663GT · Boeing 767324SDR SIMA20210619003Apu · failedAPU FAIL WHEN IT FAIL DISTINCT SMELL SMOKE SMELL IN CABIN-C/A-DEFERRED APU SYSTEM M PROCEURES C/W AUTH 060253DM-CREF 49-01Jun 19, 2021 · N606AE · Emb EMB145LRSDR DXTA2021061843880Intake · contaminatedPNEUMATIC DISTRIBUTION: DURING LEVEL FLIGHT AT 17,000 FEET WE BOTH SMELLED A STRONG BURNING ODOR IN THE ARCRAFTT. AT THE TIME WE WERE IN HEAVY PRECIP WITH ALL ANTI-ICE SWITCHES ON. WE DID RECEIVE A COUPLE OF INBOARD WING COLD AMBER CAS MESSAGES THAT CAME ON ANJun 18, 2021 · N515QS · Cessna 680ASDR IXXA20210621040Apu · failedFLIGHT ATN107, ENROUTE FROM KCVG TO KHRL CREW REPORTS AUXILIARY POWER PLANT (APU) FAULT EICAS MESSAGE DISPLAYED. LEFT INTEGRATED DRIVE GENERATOR DEFERRED. IAW ATI QUICK REFERENCE HANDBOOK, TRIED TO RESTART AUXILIARY POWER PLANT, CONVERSELY, THE SYSTEM FAILED TJun 17, 2021 · N337AZ · Boeing 767323SDR AWKA2021061101Apu · contaminatedFOLLOWING DEPARTURE OUT OF GSO AND CLIMBING THROUGH 10,000FT, FLIGHT CREW SWITCHED THE BLEEDS FROM THE APU TO THE ENGINE BLEEDS. SOON AFTER DOING SO, THEY NOTICED A CHEMICAL BURNING SMELL. CREW DONNED THEIR O2 MASKS, DECLARED AN EMERGENCY AND ELECTED TO RETURNJun 7, 2021 · N356VJ · Bombdr BD1001A10SDR UIEA2021060701281Sensor · faultedAPU INOP(<P>TRANSFERRED TO MDDR # 148142 IAW MEL 49-11-01A CAT C DUE 16 JUN 21</P><P>CVG- 07 JUN- LP 1122138- ITEM 4- FOUND MINI FLAG 14, PT SENSOR ON BITE, CLEARED ECU, PERF OPS CHECK IAW AMM 49-11-00, OPS CK GOOD, NO FURTHER DEFECTS NOTED, CLEARED DMI 148142Jun 6, 2021 · N1427A · Boeing 767306SDR SIMA20210606001Inlet · contaminatedROTTING/BURNING SMELL WHEN APU BLEED IS ON-C/A-REMOVED DEBRIS AND CLEANED APU INLET. PERFORMED APU OPERATIONAL CHECK PER AMM 49-10-00. OPC GOOD. NO ROTTING OR BURNED SMELL NOTICED.Jun 6, 2021 · N250NN · Emb ERJ170200LRSDR ASAA2021060235003Actuator · intermittentAPU WILL NOT START, FAULT LIGHT ILLUMINATED. GROUNDED - YES. APU BITE TEST SHOWS MSG 49-15004, INLET DOOR SHUT DOWN IAW B737-800 FIM 49-10 TASK 806, REMOVED AND REPLACED AIR INLET DOOR ACTUATOR IAW B737-800 AMM 49-15-31. ACCOMPLISHED AIR INLET DOOR TEST REF AMJun 2, 2021 · N512AS · Boeing 737890SDR AALA202105309008Apu · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORT STRONG ODOR LIKE :DIRTY SOCKS" ON DECENT. STARTED IN REAR OF CABIN AND PROGRESSED THROUGH OUT THE CABIN. NO ODOR NOTED ON FLIGHT DECK. REPLACED APU PER TASK CARD 26L31049003.May 29, 2021 · N837AW · Airbus A319132SDR AALA202105299005Apu · leakingAIRCRAFT WAS GROUNDED: DURING DESCENT FLIGHT ATTENDANT REPORTED STRONG "OZONE" ODOR IN CABIN. **SUPPLEMENTAL REPORT: REPLACED APU AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK PER TASK CARD 26L000021004 ** (CLOSED)May 27, 2021 · N838AW · Airbus A319132SDR UIEA2021052101162Apu · unknown"APU FAULT" APU WON'T START ON GROUND, HUNG START AT 17%.(<P>TROUBLESHOT APU START FAULT. APU FAULTED @ 7% START. FAULT CLEARED, APU STARTED NORMAL. BATTERY START. APU BATT VOLTAGE 28VDC DIPPED TO 24 VDC. BATT REGAINED 28VDC @ 13 AMPS</P>)May 21, 2021 · N640GT · Boeing 7673S1SDR SWAA2021063074438Plenum · crackedAPU AIR INLET PLENUM TOP AFT PANEL ASSEMBLY CRACKED (PN:353A2010-16) ; / [01] RECEIVED NEW APU INLET PLENUM TOP AFT PANEL S/N: 588009-131702. INSTALLATION WILL BE PERFORMED ON TASK CARD TTG8Q0034VK5; [02] OK VERIFIED STATEMENT; [03] VERIFIED PART REPACEMENT; [May 18, 2021 · N400WN · Boeing 7377H4SDR AALA202105179017Apu · leakingAIRCRAFT WAS GROUNDED: ON DESCENT WITH ENGINES AT IDLE AT 11,700 WE DETECTED A DIRTY SOCK ODOR THAT PERSISTED UNTIL LANDING. REPLACED APU AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK PER 26L31049003.May 13, 2021 · N746UW · Airbus A319112SDR AALA202105179016Apu · leakingAIRCRAFT WAS GROUNDED: OIL SMELL IN COCKPIT AFTER TAKE OFF, ODOR DISAPATED DURING CLIMB AND STARTED AGAIN ON DECENT. NO SMELL FROM CABIN. REPLACED APU AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK PER TASK CARD 26L31049003.May 12, 2021 · N712US · Airbus A319112SDR ASAA2021050834782Switch · faultedAPU FAULT LIGHT ILLUMINATED ON TWO ATTEMPTS. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 49-10 TASK 806 FOR A 49-15004 FAULT. ALL INLET DOOR ACTUATOR AND DOOR POS S/W OPS WERE NORMAL. DUE HISTORY OF THIS FAULT, REMOVED & REPLACED AIR INLET DOOR POS SW PER B737-8May 8, 2021 · N512AS · Boeing 737890SDR P5CA2021050700163Apu · faultedAIRCRAFT APU SHUTDOWN TWICE BEFORE ENGINE START. AIRCRAFT LOST ALL POWER(<P>TRANSFERED TO MDDR 146581 IAW MEL 49-11-01A.</P><P>LP 1248086: ECU BITE TEST SHOW REVERSE FLOW. PER FIM 49-11-994. INSPECTED AND TEST SURGE CONTROL FILTER. OK. APU OPERATIONAL CHECK WIMay 7, 2021 · N644GT · Boeing 7673JHFSDR I5PA2021050492201Actuator · wornAPU INLET DOOR CB TRIPS DURING APU SHUTDOWN, RESTRICTING THE APU DOOR TO CLOSE. ISSUE WAS ISOLATED TO A WORN APU INLET DOOR ACTUATOR WHICH WAS REPLACED AND CONFIRMED OPERATIONAL.May 4, 2021 · N922TS · Boeing 757260PFSDR IXXA20210516031Plenum · crackedAIRCRAFT GROUNDED FOR C-23 CHECK. IN ACCOMPLISHMENT OF TASK CARD ATI-24-031-01-01, MAINTENANCE IDENTIFIED SEVERAL CRACKS IN SUPPORT PLATFORM. REMOVED AND REPLACED APU PLENUM IAW BOEING 767-200 STRUCTURES REPAIR MANUAL 51-40-02. APU PLENUM REPAIRED IAW B767-200May 3, 2021 · N763CX · Boeing 767232SDR ASAA2021042734728Switch · out of rigAFTER LANDING, APU FAULT ILLUMINATED. FOLLOWED QRH PROCEDURE. SECOND ATTEMPT APU FAULT LIGHT RE-ILLUMINATED. GROUNDED - YES. FOUND FAULT 49-15004 STILL CURRENT. REMOVED AND REPLACED APU AIR INLET DOOR POSITION SWITCH REF B737-900 AMM 49-15-41. C/W EA 900ER-49EApr 27, 2021 · N469AS · Boeing 737990ERSDR AALA202104309001Apu · leakingAIRCRAFT WAS GROUNDED: CABIN ODOR NOTICED DURING CLIMB OUT FOR 15 MIN AND DURING TAXING IN. TURNED ON APU BLEED DURING TAXI IN AND ODOR INCREASED. ACCOMPLISHED JOB CARDS 26L00021001, 26L00021002, AND 26L00021004. REPLACED APU PER JOB CARD 26L31049003.Apr 27, 2021 · N976UY · Airbus A321231SDR UIEA2021042100946Apu · shutdownAPU AUTO SHUTDOWN AFTER ENGINE SHUTDOWN UPON ARRIVAL(<P>OPS TESTED APU. OPS TEST GOOD. NO DEFECTS NOTED AT THIS TIME PER AMM 49-11-00.<BR /></P>)Apr 20, 2021 · N1619A · Boeing 7673Y0SDR AALA202104159002Apu · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED BURNING RUBBER SMELL IN AFT CABIN DURING DESCENT. REPLACED APU AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER TASK CARD 26L31049003.Apr 14, 2021 · N916US · Airbus A321231SDR QXEA2020040600174Apu · fireAPPROXIMATELY A 4 FT FLAME SHOT OUT OF THE APU EXHAUST UPON START UP. REMOVED FROM SERVICE. C\W OPS TEST OF APU IAW AMM TASK 49-00-00-710-801. OPS TEST GOOD. OBSERVED APU DURING START UP. NO UNUSUAL FLAME OR SMOKE NOTED . NO FAULTS IN CDS. RETURNED TO SERVICE.Apr 6, 2021 · N438QX · Bombdr DHC8402SDR DALA2021040702060Apu · bird ingestionSTRONG FUMES ON APU START UP. ALL OTHER PARAMETERS NORMAL. UPON INSPECTION OF ODOR IN THE CABIN FOUND BIRD REMAINS IN THE APU INLET. INSPECTED APU INLET AND RAN PACKS PER EFIM 1-8458. NO ODOR IN THE CABIN AND COCKPIT. C/W ODI PREVENTION SMOKE FUMES. AIRCRAFT OApr 5, 2021 · N129DU · Bombdr BD1001A10SDR UIEA2021040500834Engine · malfunctionedAPU BURN WAS EXCESSIVE. IN 1.5 HOUR APU BURNED 1,000 LBS.(<P>PERFORMED OPS CHECK OF APU IAW 49-11-00-802-002. OPS & LEAK CHECK GOOD. IAW 49-21-00-206-001<BR /></P>)Apr 3, 2021 · N1321A · Boeing 767306SDR UIEA2021040600840Actuator · malfunctionedAPU COLD SOAK UNSUCCESSFUL AFTER 3 ATTEMPTS, APU DOOR STATUS MESSAGE.(<P>THIS CLOSES MDDR 144694.</P><P>LOG PAGE 1445793: APU HAS MESSAGE FOR DOOR SYSTEM. TRANSFERRED TO MDDR 144727 IAW MEL 49-11-01A.</P><P>LOG PAGE 1145807: REMOVED AND REPLACED APU AIR INTAKEApr 2, 2021 · N1373A · Boeing 76731KSDR AALA202103299021Apu · leakingAIRCRAFT WAS GROUNDED: FAINT DIRTY SOCK ODOR STRONGER ON LANDING WHEN FLAPS DEPLOYED.STRONGER WHEN PACK 1 ONLY. REPLACED APU DUE TO OIL LEAK AND INGESTION PER TASK CARD 28L31049003.Mar 26, 2021 · N752US · Airbus A319112SDR UIEA2021032500713Apu · failedAPU FAILED AFTER BLOCK IN.(<P>PERFORMED BITE TEST OF APU CONTROL UNIT IAW AMM 49-61-05. NO DEFECTS NOTED. PERFORMED OPERATIONAL TEST OF APU IAW AMM 49-11-00. NO DEFECTS NOTED.</P>)Mar 25, 2021 · N645GT · Boeing 767324SDR UIEA2021032200680Apu · shutdownAPU AUTO SHUTDOWN(<P>PERFORMED APU BITE PROCEDURE. NO FAULTS. OPS CHECK GOOD. REF FIM 49-11-00-815-958-003.<BR /></P>)Mar 21, 2021 · N649GT · Boeing 767375SDR 9JLA2021032422944Actuator · failedTHE FLIGHT CREW REPORTED THAT THE APU FAILED TO START WHEN COMMANDED. THE MAINTENANCE VENDOR DETERMINED THAT THE APU INLET DOOR ACTUATOR WAS FAULTY. THE ACTUATOR WAS REPLACED WITH A REPAIRED ACTUATOR AND ADJUSTED AS NEEDED. OPS CHECKS WERE SATISFACTORY AND THEMar 20, 2021 · N120SB · Gulstm GIVSDR UIEA2021031500567Apu · shutdownAPU SHUTDOWN AFTER BLOCKING IN.(<P>PERFORMED APU ECU BITE TEST IAW AMM 49-11-00/501. SYS OK, APU OK FOR SERVICE.</P>)Mar 9, 2021 · N662GT · Boeing 76731ASDR UIEA2021030200445Actuator · inoperativeAPU INTAKE DOOR WILL NOT OPEN(<P>REMOVED AND REPLACED APU INTAKE DOOR ACTUATOR IAW B767 AMM 49-15-06. ACTUATOR OPS CHECK NORMALFeb 28, 2021 · N649GT · Boeing 767375SDR AALA202102249006Apu · contaminatedAIRCRAFT WAS GROUNDED: BURNING, METALLIC SMELL NOTICEABLE ON FLIGHT DECK ON TAKEOFF TO 10,000 FEET, DESCENT, APPROACH, AND LANDING. ACCOMPLISHED JOB CARD 26L000021001 SMOKE ODOR FUMES INITIAL TROUBLESHOOTING, JOB CARD 26L00021002 APU SMOKE ODOR FUMES TROUBLESFeb 24, 2021 · N991AU · Airbus A321231SDR UIEA2021022400418Actuator · malfunctionedAPU FAILED TO START. INLET DOOR ACTUATOR C\B POPPED.(<P>TRANSFERRED APU TO MDDR 142875 IAW DDG 49-11-01A, CAT C.</P><P>24 FEB LP 1338863 ITEM 7 IAH - REMOVED AND REPLACED ACTUATOR ASSY PER AMM 49-15-06. OPS CHECK IS NORMAL. THIS CLEARS DMI 142875 PLACARD REMOFeb 23, 2021 · N1511A · Boeing 767383SDR AALA202102239006Cooling Fan · leakingAIRCRAFT WAS GROUNDED: CREW REPORT DIRTY MUSTY OIL SMELL DURING TAKE OFF, APPROACH, LANDING, TAXI, AND ENGINE SHUTDOWN. REPLACED APU COOLING FAN (AALA202102239006) PER AMM 49-52-51 AND REPLACED 2 AIR CONDITIONING RECIRCULATION FILTER CARTRIDGES (AALA2021022390Feb 22, 2021 · N991AU · Airbus A321231SDR DALA2021021000787Screen · fod(LOG 1726574) CREW REPORTS STRONG DIRTY SOCK SMELL THROUGHOUT AIRCRAFT. T/S PER B737 FIM 21-00 TASK 806. FOUND APU SURGE DUCT CRACKED AND GRAY PLASTIC TRASH BAG MELTED ON APU COMPRESSOR INLET SCREEN. REMOVED TRASH BAG AND VERIFIED NO DEBRIS REMAINS. REMOVED ANFeb 9, 2021 · N378DA · Boeing 737832SDR DALA2021012800545Inlet · contaminatedON GROUND AFTER APU START AND ON DESCENT THROUGH FL180 DIRTY SOCKS ODOR FROM PACKS IN COCKPIT NO ODOR DETECTED IN CABIN. CORRECTIVE ACTION: T/S PER A330 TSM TASK 21-00-00-810-801-A. FOUND EXCESS DE-ICING FLUID AROUND APU INLET AREA. ISOLATED SMELL W/ APU ONJan 27, 2021 · N806NW · Airbus A330323SDR DALA2021012000356Plenum · fodON TAKEOFF HAD A STRONG SMELL AS LIKE DIRTY SOCKS SMELLED IN COCKPIT AND CABIN. DISSIPATED IN THE CLIMBOUT. INSPECTED APU AND FOUND A DRINKING CUP IN APU DUCT PLENAM. REMOVED CUP AND RAN APU FOR 30 MIN WITH PACKS ON. NO SMELL PRESENT.Jan 20, 2021 · N881DN · Boeing 737932ERSDR UIEA2021011900080Module · shortedAPU INOPERABLE. TRANSFERRED TO MDDR 141057 PER MEL 49-11-01A CAT "C". FOUND SPLICE MODULE SM1, 3M2, SM16, SM17 SHORTED TO SHIELD. REPAIRED SPLICES, IAW SWPM 20-10-11 & WDM 49-14-11. OPERATIONS CHECK OF APU GOOD AT THIS TIME. THIS CLEARS DMI 1411057, ECM 2Jan 17, 2021 · N1489A · Boeing 76731KSDR AALA202101159010Apu · leakingAIRCRAFT WAS GROUNDED. MUSTY, FOUL ODOR DURING DESCENT AROUND 5,000' TO AFTER LANDING.IN COCKPIT THE ODOR CAME FROM 4 EYEBALL AIR VENTS. REPLACED APU AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ODORS NOTED, PER TASK CARDS 26L31049003 AND 26C310Jan 14, 2021 · N189UW · Airbus A321211SDR I5PA2021011188801Apu · inoperativeAPU AUTO SHUT DOWN. APU FAULT WAS FOUND DURING TROUBLESHOOTING. APU WAS REPLACED AND CONFIRMED OPERATIONAL.Jan 11, 2021 · N888LT · Boeing 757230SDR SWAA2021042345628Panel · crackedCRACK AIR INLET PLENUM I/B PANEL ASSEMBLY ON APU COMPARTMENT (1 EA) / REPLACED ANGLE LOC. ON AIR INLET PLENUM I/B PANEL ASSEMBLY ON APU COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 DRAWING #353A2010 REV. 'B' PART NUMBER USED 353A2010-18 PO #20Jan 10, 2021 · N406WN · Boeing 7377H4SDR DXTA2021011004579Apu · odorON APPROACH APU DIDN'T START. AFTER LANDING APU STARTED NORMALLY HOWEVER WITH APU BLEED ON THERE WAS A SMELL AND TASTE OF OIL IN THE AIR. PERFORMED A BORESCOPE INSPECTION FOR EVIDENCE OF OIL LEAKAGE IN THE APU COMPRESSOR. NO DEFECTS NOTED. PERFORMED SATISFJan 10, 2021 · N779QS · Bombdr BD1001A10SDR ABXA20200803228Apu · unknownAPU AUTO SHUTDOWN AFTER PUSH BACK, BTB AIRCRAFT GROUNDED BY MAINTENANCE. CHECKED APU ECU, IAW B767 FIM 49-11 FAULT TREE 958, AND FOUND NO MESSAGES. STARTED APU AND RAN FOR .75 HOURS, RAN BOTH PACKS, DRY MOTORED NR 1 ENGINE AND NO DISCREPANCIES NOTED, IAW B76Dec 20, 2020 · N768AX · Boeing 767281SDR P5CA2020121400394Duct · damagedDURING APU MAINTENANCE FOUND APU SURGE VALVE DUCT DAMAGED. TRANSFERRED TO MDDR 139394, IAW DDG 49-11-01A, CAT C, DUE 22DEC20. REMOVED AND REPLACED APU SURGE BLEED DUCT, IAW AMM 20-11-00. APU OPERATIONS CHECK GOOD, NO DEFECTS NOTED AT THIS TIME, IAW AMM 49-1Dec 12, 2020 · N647GT · Boeing 767306SDR F3LA2020121400051Inlet · contaminatedDISCREPANCY: BTB 2107-FA ADVISED OF A STRONG ODOR IN THE CABIN THAT WAS BURNING THIER EYES. A/C WAS ON THE GROUND WITH ENGINE BLEEDS ON AND BOTH PACKS ON. CORRECTIVE ACTION: PERFORMED INSPECTION OF APU, IAW AMM 49-16-00-210-802-A. CLEANED DE-ICE FLUID FROM Dec 11, 2020 · N330FR · Airbus A320251NSDR SIMA20201130002Apu · smokeDURING BOARDING A BUNCH OF SMOKE CAME INTO CABIN & FLIGHT DECK. APU FAIL CAUTION SHORTLY AFTER & IT SHUT ITSELF DOWN. APU WAS RUNNING WHEN ARRIVED AT AIRCRAFT. C/A: C/W WORKSCOPE, REF NRWC 905-ORD-05100,905-ORD-05101,AND 905-ORD-05104 REF NRWC 905-ORD-05098Nov 30, 2020 · N905JH · Emb EMB145LRSDR UIEA2020113002475Fault Message · false activationAPU FAULT AFTER LANDING. REPEAT WRITE UP. PERFORMED BITE TEST OF APU ECU 49-11 FT 987, NO FAULTS NOTED. APU START TEST 49-11-00-201 NORMAL AT THIS TIME.Nov 28, 2020 · N1409A · Boeing 767306
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