JASC 4900

Service difficulty reports · 1,840

Reports filed under 4900 · Airborne Auxiliary Power Unit (APU) System, 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 = '4900'
  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 HALA2023031700050Oil Cooler · faultyOTHER - APU AUTO SHUTDOWN AT GATE. REMOVED AND REPLACED APU OIL COOLER PER AMM 49-91-44. OPS CHECK/LEAK CHECK GOOD. OK FOR SERVICE.Mar 16, 2023 · N386HA · Airbus A330243SDR HALA2023031700049Electrical Box · faultyOTHER - APU AUTO SHUTDOWN AT GATE. REMOVED AND REPLACED APU ECB PER AMM 49-61-34. OPS CHECK GOOD.Mar 16, 2023 · N386HA · Airbus A330243SDR IXXA2023042001Shroud · crackedSHIELD FOR APU PNEUMATIC DUCK HAS A CRACK AT ATTACH POINTMar 13, 2023 · N1049A · Boeing 76736NSDR AALA202303209771Apu · leakingAIRCRAFT WAS GROUNDED: DURING DESCENT BELOW 10,000 MSL WITH IDLE POWER STRONG DIRTY SOCK ODOR NOTICED. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202303079771: REPLACED APU PER TASK CARD 26L31049003** (CLOSED)Mar 4, 2023 · N579UW · Airbus A320*SDR AALA202303079771Apu · odorAIRCRAFT WAS GROUNDED: DURING DESCENT BELOW 10,000 MSL WITH IDLE POWER STRONG DIRTY SOCK ODOR NOTICED. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Mar 4, 2023 · N579UW · Airbus A320*SDR AALA202303136734Apu · leakingAIRCRAFT WAS GROUNDED: ON TAKEOFF FROM CLT HAD SMELL OF BURNING OIL DISSAPATED AROUND 5-8K. SMELL REAPPEARED 5K ON DECENT INTO LIT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202303066734: MAINTENANCE REPLACED APU PMar 1, 2023 · N126UW · Airbus A320214SDR AALA202303066734Apu · odorAIRCRAFT WAS GROUNDED: ON TAKEOFF FROM CLT HAD SMELL OF BURNING OIL DISSAPATED AROUND 5-8K. SMELL REAPPEARED 5K ON DECENT INTO LIT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Mar 1, 2023 · N126UW · Airbus A320214SDR AALA202303027385Apu · dirtyAIRCRAFT WAS GROUNDED: ON DESCENT AROUND 3000" AND 1.3 PSI CABIN PRESSURE, ODOR EVENT UNUSUAL / SMELL IN COCKPIT AND FORWARD GALLEY. MAINTENANCE FOUND RESIDUAL SOOT AND OIL IN THE APU AIR INTAKE TO BE THE CAUSE OF THE ODOR. MAINTENANCE CLEANED THE APU INTAKE PFeb 27, 2023 · N9021H · Airbus A319115SDR AALA202303076626Apu · odorAIRCRAFT WAS GROUNDED: MISTY SOCK SMELL FOR SHORT TIME IN BRAKE THROUGH CLOUDS AND ARRIVING AT GATE WITH APU BLEED ON. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202302236626: MAINTENANCE FOUND OIL CONTAMINATES IN THEFeb 20, 2023 · N914UY · Airbus A320*SDR AALA202302236626Apu · odorAIRCRAFT WAS GROUNDED: MISTY SOCK SMELL FOR SHORT TIME IN BRAKE THROUGH CLOUDS AND ARRIVING AT GATE WITH APU BLEED ON. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Feb 20, 2023 · N914UY · Airbus A320*SDR DALA2023022001253None · noneAIRCRAFT 3144, STRONG FUME/ ODOR SMELL NOTICED AFTER TURNING APU AIR ON. FUMES/SMELL DISSIPATED AFTER APU AIR TURNED OFF. CORRECTIVE ACTION: REMOVED INSPECTED AND REINSTALLED SLEEVE DUCTS FORWARD OF BOTH OZONE FILTERS PER A-319 AMM 21-51-41. NEEDS LEAK CHECK. Feb 19, 2023 · N344NB · Airbus A319114SDR AALA202302249649Apu · leakingAIRCRAFT WAS GROUNDED: DURING DESCENT AROUND 6000 THE FLIGHT CREW NOTICED A DIRTY SOCK SMELL THAT REMAINED UNTIL AFTER LANDING. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU DUE TO FINDING EVIDENCE OF OIL LEAKS. **SUPPLEMENTAL REPORT FOR AALA202302229Feb 18, 2023 · N740UW · Airbus A319112SDR AALA202302229649Apu · odorAIRCRAFT WAS GROUNDED: DURING DESCENT AROUND 6000 THE FLIGHT CREW NOTICED A DIRTY SOCK SMELL THAT REMAINED UNTIL AFTER LANDING. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU DUE TO FINDING EVIDENCE OF OIL LEAKS. **SUPPLEMENTAL REPORT WILL BE SUBMITTEDFeb 18, 2023 · N740UW · Airbus A319112SDR AALA202301316916Apu · odorAIRCRAFT WAS GROUNDED: STRONGE ODOR (EXHAUST) IN FLIGHT DECK DURING INITIAL CLIMB . DISSIPATED AFTER THRUST REDUCTION. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. MAINTENANCE CLEANED THE APU / APU LOAD COMPRESSOR AND ACCOMPLISHED A LEAK CHECK WITH Jan 29, 2023 · N737US · Airbus A319112SDR AALA202302107946Apu · contaminatedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED ODOR SHORTLY AFTER TAKEOFF. EVENT ALSO OCCURRED ON ENGINE START AND TAXI OUT BUT WAS ALSO EXPERIENCED THE ODOR ON TAXI-IN AND SHUT DOWN. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL RJan 26, 2023 · N833AW · Airbus A319132SDR AALA202301307946Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED ODOR SHORTLY AFTER TAKEOFF. EVENT ALSO OCCURRED ON ENGINE START AND TAXI OUT BUT WAS ALSO EXPERIENCED THE ODOR ON TAXI-IN AND SHUT DOWN. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL RJan 26, 2023 · N833AW · Airbus A319132SDR AALA202301319381Apu · odorAIRCRAFT WAS GROUNDED: AIRCRAFT SMELLS OF TOXIC FUMES WAS REPORTED DURING ALL PHASES OF FLIGHT BY THE CREW. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202301269381: MAINTENANCE CLEANED THE APU / APU LOAD COMPRESSOR ANJan 25, 2023 · N737US · Airbus A319112SDR AALA202302013774Apu · leakingAIRCRAFT WAS GROUNDED: AN EMERGECNY WAS DECLARED DUE TO A SMOKE / ODOR / FUMES EVENT DECENDING THROUGH 15,000FT. STRONG ACRID ODOR. FLIGHT DECK OXYGEN USED FOR APPROXIMATELY 20 MINUTES. THE AIRCRAFT LANDED AT TPA SAFELY WITHOUT FURTHER INCIDENT. MAINTENANCE ISJan 24, 2023 · N509AY · Airbus A300*SDR AALA202301253774Apu · leakingAIRCRAFT WAS GROUNDED: AN EMERGECNY WAS DECLARED DUE TO A SMOKE / ODOR / FUMES EVENT DECENDING THROUGH 15,000FT. STRONG ACRID ODOR. FLIGHT DECK OXYGEN USED FOR APPROX 20 MINUTES. THE AIRCRAFT LANDED AT TPA SAFELY WITHOUT FURTHER INCIDENT. MAINTENANCE ISOLIATEDJan 24, 2023 · N509AY · Airbus A321231SDR HALA2023011900009Transducer · faultedAPU AUTO SHUTDOWN ON VERIFICATION FLIGHT. REMOVED & REPLACED PRESS TRANSDUCER PER A330 AMM 49-23. AS PRECAUTION PER MCC REPLACED APU ECB PER A330 AMM 49-61. OPS CHK OF APU CHKS GOOD. VOLT/FREQS GOOD. LOAD CHK GOOD. NO FAULTS/MSGS AT THIS TIME. APU TEST OK. PSJan 18, 2023 · N381HA · Airbus A330243SDR AALA2023010677029Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT SMELLED SMOKE. ELECTRICAL BURING ODOR IN CABIN AFTER A LIGHTENING STRIKE OCCURED AT 9, 0000 FEET. THE ODOR WAS STRONGEST IN THE AFT GALLEY AREA. MAINTENANCE ACCOMPLISHED SMOKE / ODOR / FUME TROUBLESHOOTING TASK CARD AJan 3, 2023 · N536UW · Airbus A321231SDR AALA202301120449Oil System · overservicedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED A MUSTY ODOR WHICH WAS STRONGER IN THE AFT PART OF THE AIRCRAFT. THE ODOR WAS PRESENT DURING ALL PHASES OF FLIGHT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU AFTER FINDING EVIDENCE OF AN OIL LEAK INJan 1, 2023 · N723UW · Airbus A319112SDR AALA202301040449Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED A MUSTY ODOR WHICH WAS STRONGER IN THE AFT PART OF THE AIRCRAFT. THE ODOR WAS PRESENT DURING ALL PHASES OF FLIGHT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU AFTER FINDING EVIDENCE OF AN OIL LEAK INJan 1, 2023 · N723UW · Airbus A319112SDR YENA2023010300009Apu · odorFLT#1569, CUN-LAX. 'STRONG ODOR IN COCKPIT; T/S PER TSM 05-50-00-810-831-A ISOLATED ODOR COMING FROM APU BLEED. PERFORMED LEVEL B ECS DECONTAMINATION PER AMM 21-00-00 AND REMOVED AND REPLACED RECIRCULATION FILTERS PER AMM 21-21-41. NO ODOR IS PRESENT. A/C OK FJan 1, 2023 · N638JB · Airbus A320232SDR NACA2022122800003Warning Message · false activationAPU FAULT WITH APU DOOR STATUS MESSAGE. BITE TESTED APU NO FAULTS FOUND OPS CHECK GOOD IAW FIM 49-11-00, APU STARTS NORMAL.Dec 28, 2022 · N399CM · Boeing 767323SDR AALA202301063401Apu · odorAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO THE FLIGHT ATTENDANTS REPORTING A STRONG ODOR THAT SMELLED LIKE VOMIT AND DIRTY SOCKS AFTER TAKE OFF AND DURING CLIMB. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INDec 23, 2022 · N176UW · Airbus A321211SDR AALA202212273401Apu · odorAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO THE FLIGHT ATTENDANTS REPORTING A STRONG ODOR THAT SMELLED LIKE VOMIT AND DIRTY SOCKS AFTER TAKE OFF AND DURING CLIMB. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INDec 23, 2022 · N176UW · Airbus A321211SDR YENA2022121901268Apu · leakingFLT 8362, AUA-FLL. EXPERIENCED A FUME EVENT ON CLIMB OUT AND DESCENT BY ENTIRE FLIGHT CREW AT APPROX 15,000'-18,000'. APU WAS OFF, DURING T/S, FOUND A SOURCE OF OIL CONTAMINATION FROM APU, COMPLIED WITH INFO NOTICE 2017-T015, SECTION B2. DECONTAMINATION, LEDec 16, 2022 · N523JB · Airbus A320232SDR 3SRA20230216001Bearing · brokenAFTER TAKEOFF APU OIL PRESS INDICATION FOLLOWED BY AUTO SHUTDOWN. INVESTIGATION OF APU OIL FILTER AND OIL FOUND 6 BALL BEARINGS CAME OUT DURING DRAINING OF APU OIL. AN APU LOANER WAS INSTALLED, AND THE DEFECTIVE APU SENT OUT FOR REPAIR. FACILITY PERFORMING Dec 15, 2022 · N314RC · Cndair CL6002B16SDR AALA202301061331Apu · contaminatedAIRCRAFT WAS GROUNDED: AFTER TAKEOFF AND DURING INITIAL CLIMB FUMES WERE SMELLED IN FLIGHT DECK AND ALSO REPORTED IN CABIN BY FLIGHT ATTENDANT. SMELLED LIKE EXHAUST OR OIL. FLIGHT ATTENDANT SAID IT SMELLED LIKE BURNT CRAYONS / MUSTY. MAINTENANCE ISOLATED THE SDec 15, 2022 · N538UW · Airbus A321231SDR AALA202212169489Apu · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED ODOR IN REAR OF AIRCRAFT DURING CLIMB. AIRCRAFT RETURNED TO PHL WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU AFTER FINDING EVIDENCE OF AN OIL LEAK. **SDec 15, 2022 · N711UW · Airbus A319112SDR AALA202301046132Apu · odorAIRCRAFT WAS GROUNDED, DURING DESCENT, OIL SMELL IN FLIGHT DECK AND MID CABIN REPORTED AFTER LANDING. MAINTENANCE ISLOATED THE SOURCE OF THE ODOR TO THE APU. MAINTENANCE REPLACED APU IAW TASK CARD 26L31049003.Dec 6, 2022 · N737US · Airbus A319112SDR AALA202211298423Apr · odorAIRCRAFT WAS GROUNDED: ACRID SMELL NOTED AT GATE. ODOR RE-OCCURRED BRIEFLY ON DEPARTURE ROLL AND DURING DESCENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. (OPEN)Nov 27, 2022 · N578UW · Airbus A321231SDR ASAA2022112240902Warning Light · false activationON TAXI IN, APU START RESULTED IN FAULT LIGHT ILLUM. GROUNDED - YES. ACCOMP APU BITE CK REF B737-9 AMM 49-61-00. RECORDED FAULT MSG 49-41254 SCU SHOWS START SYS INOP IN EXISTING FAULTS. ACCOMP B737-9 IFIM 49-40-00-810-818 STARTED APU 2EA TIMES WITH NO FAULT LINov 22, 2022 · N953AK · Boeing 7379SDR I5PA2022111868801Relay · faultedESI. REMOVED AND REPLACED APU TRU AND APU TRU RELAY DUE TO APU FAULT.Nov 18, 2022 · N688SL · Boeing 757230SDR YENA2022111701130Cooling Fan · contaminatedFLT # 613, HPN-FLL(DIVERTED TO JFK). FUME EVENT IN CABIN AND COCKPIT DURING CLIMBOUT STAYED AT 12000 DIVERT TO JFK NO OVERWEIGHT LANDING LEVEL 2 TO 3 EVENT STRONG ODOR WITH IRRITATION TO EYES , LUNGS ETC ; #1 ENGINE BOROSCOPED WITH NO EVIDENCE OF OIL ON LOGPAGNov 16, 2022 · N612JB · Airbus A320232SDR AALA202212026008Apu · contaminatedAIRCRAFT WAS GROUNDED: RANCID ODOR IN CABIN FROM TAKE OFF TO LANDING. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. MAINTENANCE FOUND HYD FLUID LEAKING FROM AFT BELLY DRAINS, WHICH WAS BEING INGESTED INTO APU CAUSING ODOR. MAINTENANCE REPLACED THENov 15, 2022 · N758US · Airbus A319112SDR AALA202211250319Apu · odorAIRCRAFT WAS GROUNDED: STRONG ODOR OF DIRTY SOCK SMELL IN FLIGHT DECK DESENDING THRU 10,000 TO THE GROUND. **SUPPLEMENTAL REPORT FOR AALA202211160319: MAINTENANCE REPLACED THE APU PER TASK CARD 26L31049003* (CLOSED)Nov 15, 2022 · N712US · Airbus A319112SDR DALA2022111807442Apu · odorSHIP 6822 "DIRTY SOCK" SMELL DURING DECENT. REMOVED AND REPLACED APU REF LOG # 2499439. (9399192)Nov 15, 2022 · N822DX · Boeing 75726DSDR AALA202211166008Apu · odorAIRCRAFT WAS GROUNDED: RANCID ODOR IN CABIN FROM TAKE OFF TO LANDING. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. (OPEN)Nov 15, 2022 · N758US · Airbus A319112SDR ASAA2022111240784Apu · faultedAPU FAULT ON START. GROUNDED - YES. OBSERVING APU MDS DATA PAGE, APU ECU DOES NOT INITIALIZE WHEN EITHER APU SWITCH POSITIONED TO ON, OR WHEN MDS MAINT CTL APU SELECTED TO TEST. CYCLED APU ECU C/B, THEN NORMAL OPERATION RESTORED. ACCOMPLISHED APU OPERATIONAL TNov 12, 2022 · N949AK · Boeing 7379SDR AALA202211155562Apu · contaminatedAIRCRAFT WAS GROUNDED: DURING IDLE DESCENT WITH APU OFF, GOT DIRTY SOCK ODOR OUT OF PACK ON FLIGHT DECK. NO ODOR REPORTED IN CABIN. MAINTENANCE FOUND OIL IN THE APU INLET AND CLEANED THE APU PER TASK CARDS 26L00021001, 21L00021002, 26L00021004, 26T31049006 ANDNov 12, 2022 · N578UW · Airbus A321231SDR AALA202212023235Apu · contaminatedAIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR ON TAXI OUT APPROACH AND LANDING. DID NOT OBSERVE ODOR IN CRUISE. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. MAINTENANCE ACCOMPLISHED APU SMOKE/ODOR/FUME TROUBLESHOOTING TASK CARD 26L00021002 WITH NO ACTIVE Nov 11, 2022 · N151AN · Airbus A321231SDR AALA202211153235Apu · odorAIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR ON TAXI OUT APPROACH AND LANDING. DID NOT OBSERVE ODOR IN CRUISE. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Nov 11, 2022 · N151AN · Airbus A321231SDR YENA2022111101112None · noneFLT 1733, DCA-PBI. DIRTY SOCK ODOR 3/4 CABIN ON APPROACH TO LANDING. PERFORMED OPS TEST OF APU BLEED IAW AMM 49-00-00. OPS TESTED GOOD. NO ODOR WAS NOTED.Nov 9, 2022 · N806JB · Airbus A320232SDR IPXA2022111188046Apu · odorAFTER SHUT DOWN WITH THE APU WAS RUNNING, AND GROUND POWER CONNECTED BUT NOT ON, A STRONG ODER OF DIRTY SOCKS WAS NOTED BY CA & FO WE SHUT DOWN THE APU AND LEFT THE COCK PIT. ATTEMPTED TO RECREAT PROBLEM WITH NO SUCCESS. AS PRECAUTION PLACED COALESCR ASSY IAW Nov 9, 2022 · N121UP · Airbus A300F4622RSDR AALA202211101057Apu · odorAIRCRAFT WAS GROUNDED: INBOUND FLIGHT ATTENDANT REPORTED ODOR / FUME EVENT DURING LANDING PHASE,. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. (OPEN)Nov 7, 2022 · N740UW · Airbus A319112SDR AALA202211252682Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED DIRTY SOCK SMELL AFTER TAKEOFF AND DURING DECENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202211082682: MAINTENANCE REPLACED THE APU PER TASK CARD 26L31049003. ** (CNov 5, 2022 · N651AW · Airbus A320232SDR AALA202211082682Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED DIRTY SOCK SMELL AFTER TAKEOFF AND DURING DECENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Nov 5, 2022 · N651AW · Airbus A320232SDR GTIA2022110736762Apu · odorINTENSE CABIN ODOR ALL 3 CABINS THRU 100 FT (DIRTY SOCK) ( APU SYSTEM )--Nov 5, 2022 · N504NK · Airbus A319132
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