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.
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
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR DALA2024032503718Fan · contaminatedSHIP 3235 DISC: NOTICED A FAINT DIRTY SOCK SMELL IN THE FLIGHT DECK UPON BOARDING. STARTED THE APU AND TURNED ON THE APU BLEED. SOCK SMELL BECAME VERY PREVALENT THROUGHOUT THE WHOLE CABIN. C/A: R/R APU OIL COOLING CAN PER A-320 AMM 49-40. LEAK CHECKS GOOD ( 38SDR UIEA2024031800157Light · none#2 ALTN LIGHT DID NOT ILLUMINATE PER 73-11-01. CYCLED #2 ALTN SWITCH LIGHT PER AMM 20-60-00, SYSTEM OPS CHECK GOOD.SDR AALA202403196261Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED BAD SMELL IN THE AFT CABIN JUST BEFORE TOUCHDOWN. REPLACED APU (AALA202403196261) AND ENGINE TEMPERATURE CONTROL THERMOSTAT (AALA202403193644).SDR 6TXA2024031800206Clamp · looseN150MB-240317-1 WHEN STARTED THE APU ON OUR DESCENT AROUND 10,000FT WE GOT THE RED "APU FIRE" UPON STARTING THE APU, IMMEDIATELY TURN THE APU OFF, MESSAGE DISAPPEARED, LANDED AS SOON AS POSSIBLE. PERFORMED TROUBLESHOOTING AS FOLLOWS: 1)PERFORMED VISUAL INSPECSDR AALA202403193644Thermostat · unknownAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED ODOR IN AFT CABIN ON DESCENT INTO CUN. REPLACED APU (AALA202403196261) AND ENGINE TEMPERATURE CONTROL THERMOSTAT (AALA202403193644).SDR AALA202403199793Apu · odorAIRCRAFT WAS GROUNDED: ACRID SMELL ON TAXI OUT IN CLT AND APPROACH AND TAXI INTO DFW. SMELL WENT AWAY IN FLIGHT. **SUPPLEMENATAL REPORT FOR AALA202403119793: REPLACED RECIRCULATION FILTER 4012HM (AALA202403191767), RECIRCULATION FILTER 4013HM (AALA202403197881SDR HALA20240229053Actuator · faultedETOPS - APU FAULT AUTO-SHUTDOWN ATTEMPT START 3 TIMES. REMOVED AND INSTALLED APU DOOR ACTUATOR. PER AMM 49-16-51-400-801-A. DOOR AND APU OPS CHECK GOOD. A/C OK FOR SERVICESDR CALA2024021200387Drain Mast · missingRAMP FOUND ENTIRE AFT DRAIN MAST TO BE MISSING ORDERED P/N 417A2093-7 DRAIN MAST TO SMC OFFICE INSTALLED DRAIN MAST KIT M&E 29-2825-3-0031 REF. AMM 28-25-07-420-801. NEEDS PAINTED WITH RED SAFETY STIPES AND TEXT (SEE REF PICTURE). PARTS USED: 29-2825-3-0031,QTSDR DALA2024020801689Apu · odorSHIP 3154 SMOKE/FUEMES IN COCKPIT/CABIN. CORRECTIVE ACTION: APU REPLACED PER A319 AMM 49-01. ALSO REPLACED RT PACK OZONE CONVERTER PER A319 AMM 21-71. ODOR IN CABIN ELIMINATED. (0188272).SDR GTIA2024020637834Actuator · leakingAIR PACK 2 DIRTY SOCK SMELL PROGRESSING SINCE TAKE OFF TO APPROCH TURN OFF PACK PACK FUMES DISCAPATED -PER TSM 05-50-00-810-831A INDENTIFIED SOURCE AS APU IGV ACTUATOR IS LEAKING SEE L/P 3480483-2 FOR APU DEFFERAL PACKS BURNOUT WITH ENGINE PER 21-00-00 NO SMELSDR A6WA202301268706Apu · smokeSMOKE TOILET CAUTION MSG SHORTLY AFTER TAKE OFF. MSG DISAPPEARED 3 MINUTES LATER. C/W QRH. ********AIRCRAFT REMOVED FROM SERVICE********* REF LP 338553-4 FOR CORRECTIVE ACTION. SMOKE DETECTOR OPS CHECK NORMAL IAW AMM 26-16-00. REF WO 335707, APU R&R FSDR A6WA202301268705Apu · smokeAPU SHUTDOWN ON GND AND CAUSED SMOKE IN CABIN *****AIRCRAFT REMOVED FROM SERVICE********** PREFORMED PAC BURN OUT PROCEDURE IAW AWAC SUP 09-037E, NO UNUSUAL SMELLS OR SMOKE IN CABIN AFTER PROCEDURE. REF 338553-4 FOR MEL OF APU. AIRCRAFT OK FOR RTS. REFSDR AALA202401164379Seal · leakingAIRCRAFT WAS GROUNDED: FUMES IN COCKPIT AND CABIN DURING DESCENT FROM FL190 TO ABOUT 2000 SMELLS LIKE MUSTY SOCKS. REMOVED AND REPLACED APU MAGNETIC DRAIN PLUG SEAL. PEER AMM 49-91-81.SDR YENA2024011100028Unknown · unknownFLT#133, JFK-BZE. 'DUE TO ODOR EVENT PLACED BOTH PACKS ON MEL ( PACKS );UPON T/B APU IS THE SORCE OF ODOR APU PLACED ON MDDR # 535232 LOG PAGE 3846087-1 COMPLIED WITH INFO NOTICE 2017-T015-J. PERFROMED ECS DEONTAMINATION AND REPLACED RECEP FILTER NO ODOR NOTHESDR NACA2024010600001Unknown · unknownAPU DID NOT START IN 3 ATTEMPTS. DEFERRED INOP APU PER MEL 49-11-01A CAT C ON 1/9/2024@0145Z.SDR YENA2023122201641Apu · failedFLT#32, AMS-BOS. (ETOPS) 'REF MDDR 537527 APU REMOVAL AND REPLACEMENT; REMOVED AND REPLACED APU PER AMM 49-11-11, OPS CHECK GOOD.'SDR HALA20231212275Unknown · unknownETOPS - APU FAILED TO START WITH 3 ATTEMPTS AFTER LANDING. REMOVED AND REPLACED APU START FUSE (6KA) PER AMM 49-42-00-960-003-A. OPS CHECK GOOD. OK FOR SVC.SDR AALA202312186701Apu · contaminatedAIRCRAFT WAS GROUNDED: CABIN REPORTED FUMES DURING TAKEOFF AND CLIMB. STRONG MUSTY LOCKER ROOM SMELL NOTICEABLE IN FORWARD GALLEY, GETTING PROGRESSIVELY STRONGER AFT. VERY STRONG IN AFT GALLEY. DISSIPATED 15 MINUTES AFTER LEVEL OFF, FL300. REOCCURED ON DESCENTSDR AALA202312183715Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL DURING DESCENT AT FL 13000. **SUPPLEMENTAL REPORT FOR AALA202311273715: MAINTENANCE REPLACED THE APU PER TASK CARD 26L31049003.** (CLOSED)SDR DALA2023112709740Unknown · unknownSHIP 3119 CORROSION ON ELECTRICAL CONNECTOR OF MANUAL DRIVE CWW EXTEND OF APU IN LET FLAPPER. CORRECTIVE ACTION: REPLACED APU AIR INTAKE FLAP ACTUATOR PER A320 FAM AMM 49-16-51-000-003-A AND A320 FAM AMM 49-16-51-400-003-A. (0076551)SDR AALA202311221542Apu · odorAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL THROUGHOUT THE CABIN DURING DESCENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)SDR AALA202312189043Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN FLIGHT DECK DURING CRUISE/ DECENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU AFTER FINDING EVIDENCE OF AN OIL LEAK. **SUPPLEMENTAL REPORT FOR AALA202311169043: MAINTENNACE FOUND THE APU ACCESSORY DRIVE PASDR AALA202311169043Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN FLIGHT DECK DURING CRUISE/ DECENT. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU AFTER FINDING EVIDENCE OF AN OIL LEAK. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)SDR AALA202311086628Apu · odorAIRCRAFT WAS GROUNDED: DURING CLIMBOUT BELOW 10,000 FT. A MILD/TRANSIENT DIRTY SOCK ODOR WAS PRESENT IN BOTH FRONT AND AFT SECTIONS OF THE AIRCRAFT. ODOR DISSIPATED BY 10,000 FEET BUT WAS DETECTABLE AGAIN BELOW 1000' ON LANDING BUT VERY FAINT. MAINTENANCE ISOLSDR ASAA2023110446016Unknown · unknownAPU FAULT LIGHT ILLUMINATED WHEN STARTING APU ON TAXI IN TO GATE. GROUNDED - YES. CHECKED FOR OMF FOUND NO ACTIVE FAULT AND FOUND MSG #49-41012 (NO APU ROTATION SHUTDOWN) AND 49-41254 (START CONVERTER UNIT SHOWS START SYSTEM INOP) WHICH IS NOT ACTIVE. PERFORMESDR AALA202312125539Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN FLIGHT DECK AFTER TAKEOFF. DURATION OF FLIGHT. DOES NOT SMELL IN CABIN. SMELL INCREASED IN DESCENT. **SUPPLEMENTAL REPORT FOR AALA202311065539: MAINTENANCE REPLACED THE APU PER TASK CARD 26L00021014 AND ACCOMPLISHED ASDR ASAA2023110346017Unknown · unknownAPU FAULT LIGHT DURING APU START FIRST + SECOND ATTEMPT. GROUNDED - YES. CHECKED AND RELEASED PER MEL 49-11-01. APU INOP. ATTEMPTED 3RD START WITH FAULT LIGHT AND NO ROTATION. FAULT LIGHT CLEARED. FOUND MAINT MESSAGES ASSOCIATED WITH APU FAULT: 49-41254 (STARTSDR AALA202312129044Oil Cooler · leakingAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A STRONG CHEMICAL ODOR ON FINAL DESCENT IN THE AFT OF THE AIRCRAFT WHICH GRADUALLY DISSIPATED AFTER LANDING. MAINTENANCE HAS ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202311039044: MAISDR AALA202311039044Cooling Fan · leakingAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A STRONG CHEMICAL ODOR ON FINAL DESCENT IN THE AFT OF THE AIRCRAFT WHICH GRADUALLY DISSIPATED AFTER LANDING. MAINTENANCE HAS ISOLATED THE SOURCE OF THE ODOR TO THE APU. MAINTENANCE FOUND THE APU OIL COOLER AND THE SDR ASAA2023102845901Unknown · unknownAPU NO ELECTRIC. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023102545843Converter · faultyAPU FAULT LIGHT CAME ON WHEN APU STARTER ATTEMPT AFTER LANDING. DID NOT EXTINGUISH UNTIL RIGHT ENG SHUT DOWN. GROUNDED - YES. (RESOLVED ON W/O: 1972189 TASKCARD: N/R-00004 ) REMOVED & REPLACED APU START CONVERT UNIT REF AMM 49-41-61. NO FAULTS FOUND. C/N 25051SDR ASAA2023102045780Pushrod · brokenAPU FAIL TO START 3X. GROUNDED - YES. INLET DOOR SHUTDOWN F/C 49-15004 APU DEFERRED PER MEL 49-1B. FOLLOWING B737-800 FIM 49-10 TASK 806 WITH APU SWITCH SET TO "ON" POSITION, DOOR DOES NOT MOVE. APU INLET DOOR REMOVED & REPLACED DUE TO BROKEN PUSHRODS. APU OP SDR NACA2023101600002Unknown · unknownLOW DUCT PRESSURE (10 PSI) AFTER ENGINE SHUTDOWN AND ISOLATION VALVES ON WITH APU ON. PERFORMED FIM 49-11, FT 977 FOUND APU NORMAL, ALSO PERFORMED APU QUICK HEALTH CHECK AS PER CARD B767-40, FOUND PRESSURES NORMAL.SDR NACA2023101500001Starter · failedDO APU HEALTH CHECKS, FOUND APU SLOW TO START. PERFORMED TS, FOUND APU STARTER BRUSH OUT OF LIMITS. REMOVED AND REPLACED APU STARTER PER AMM 49-41-01, OPS CHECK GOOD. UNIT TIME INFO NOT AVAILABLE IN TRAX.SDR HALA20231010220Unknown · unknownETOPS - ECAM APU AUTO SHUTDOWN OCCURED WHILE TAXINING TO GATE. WE ATTEMPTED 3 START ATTEMPTS PER MOC. REMOVED APU STARTER PER AMM 49-42-51. REMOVED AND REPLACED STARTER MOTOR CLUTCH PER AMM 49-42-52. REPLACED APU STARTER PER AMM 49-42-51. OPS CHECK GOOD. OK FOSDR YENA2023100901202Unknown · unknownFLT#2929, RDU-SJU. 'DIRTY SOCKS / OIL SMALL THROUGH DESCENT AT 5000. RETURNED DURING APU USAGE ON THE GROUND THROUGH CABIN AND COCKPIT; PERFORMED TSM 05-50-00-810-831A. FOUND APU TO BE CAUSE OF ODOR (LEAKING ) PERFORMED TYPE I LEVEL B DECONTAMINATION. NO FURTHSDR AALA202311295331Apu · odorAIRCRAFT IN BASE MAINTENANCE: DURING THE REPOSITION FLIGHT TO SAL FOR THE SCHEDULED MAINTENANCE 2S CHECK THE FLIGHT CREW REPORTED A LOW GRADE STINKY SOCK ODOR IN THE FLIGHT DECK AND THE FORWARD CABIN FOR THE ENTIRE FLIGHT. THE ODOR GOT WORSE DURING DESCENT. **SDR NACA2023100600001Unknown · unknownFOUND ON DAILY CHECK APU DUCT AIR SURGE HAS A HOLE. REMOVED AND REPLACED APU DUCT AIR SURGE PER AMM 49-53-01(2) OPS CHECK AND LEAK CHECK GOOD.SDR NACA2023100500002Unknown · unknownMECHANICAL IRREGULARITY NO AIR OUTPUT FROM APU. DEFERRED APU BLEED VALVE PER MEL 36-11-04SDR ASAA2023100545458Unknown · unknownLOUD BANGING REPORTED IN BACK OF AIRPLANE BY FLIGHT ATTENDANTS TURNED OFF APU BLEED PER MX. BANGING CONTINUED. GROUNDED - YES. ON DEFERRAL.SDR AALA202310095762Cooling Fan · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL REPORTED IN CABIN. INTERMITTENT DURING FLIGHT AND STRONGER ON THE GROUND. **SUPPLEMENTAL REPORT FOR AALA202310065762: MAINTENANCE REPLACED THE APU DUE TO THE APU GEABOX COOLING FAN MATING SURFACE BEING NICKED AND LEAKINGSDR NACA2023100400001Unknown · unknownAPU FAULT DID NOT START AFTER LANDING IN KLAX. PERFORMED APU BITE TEST IAW FIM 49-11 FAULT TREE 387 OPS CHECK NORMAL.SDR AALA202310090831Apu · contaminatedAIRCRAFT WAS GROUNDED: STRONG OIL FUMES BEGINNING AT BOTTOM OF DESCENT. **SUPPLEMENTAL REPORT FOR AALA202310060831: MAINTENANCE ACCOMPLISHED A320F SMOKE ODOR FUMES INITIAL TROUBLESHOOTING TASK CARD 26L00021001, APU SMOKE ODOR FUMES TROUBLESHOOTING TASK CARD 26SDR HNAA20231000349Distribution Box · burnedSMOKE COMING OUT OF LEFT DISTRIBUTION BOX. CAPTAIN SAID ONLY A COUPLE OF CLEANERS WERE ONBOARD DURING PREFLIGHT THE CAPTAIN SAID THEY SMELLED AN ELECTRICAL BURING SMELL THAT CAME FROM LEFT DISTRIBUTION BOX. FOUND K0291 BURNT, REMOVED AND REPLACED APU LINE CSDR NACA2023100300001Unknown · unknownAPU FAULT, WHEN TRIED TO START PULLING INTO THE BLOCKS, TRIED 3 TIMES NO START. PERFORMED APU BITE TEST IAW AMM 49-11 FT 958, APU START NORTMAL.SDR AALA202310090433Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCKS ODOR IN FLIGHT DECK DURING DESCENT WITH PACKS ON. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202310050433: REPLACED APU PER TASK CARD 26L31049003. ** (CLOSED)SDR AALA202310050433Apu · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCKS ODOR IN FLIGHT DECK DURING DESCENT WITH PACKS ON. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. (OPEN)SDR ASAA2023092845360Unknown · unknownSTARTING APU APU FAULT LIGHT ILLUMINATED. GROUNDED - YES. ON DEFERRAL.SDR NACA2023092700001Unknown · unknownAPU FAILED TO START AFTER 3 ATTEMPTS. ACCOMPLISHED APU BITE PROCEDURE FIM 49-11 FT OPS CHECK GOOD NO FAULT FOUND.SDR ASAA2023092745350Unknown · unknownREF TC 78249000 - APU BITE CURRENT STATUS SHOWS FC 49-72101, DATA MEMORY MODULE POWER SHOWS HIGH CURRENT. GROUNDED - YES. ON DEFERRAL.
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