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 AALA202408275260Apu · contaminatedAIRCRAFT WAS GROUNDED: PERFORMED APU BLEED ON TAKEOFF DUE TO ENGINE 2 BLEED BEING ON MEL. AFTER TAKEOFF WHEN TRANSITIONING FROM APU BLEED TO ENGINE ONE BLEED A STRONG DIRTY SOCK/SOUR SMELL WAS NOTICEABLE IN FLIGHT DECK. UNABLE TO IDENTITY SOURCE OF SMELL. **SUSDR YENA2024080901105Apu · failedFLT#1908, CDG-JFK. (ETOPS) ' ( APU SYSTEM A321NEO ETOPS ); REF L/P 3321847, ITEM 2 (REMOVED AND REPLACED APU IAW AMM 49-11-11. OPS CHECK OK. ALL LEAK CHECKS OK. REF W/O 1351872 TASK CARD NUMBER:A320-49-11-11-400-004) FOR CORRECTIVE ACTION. MDDR CLOSED.'SDR NACA2024080600001Starter · failedAPU FAIL TO START AFTER THREE ATTEMPTS. DEFERRED APU IAW MEL 49-11-01A CAT C. FOUND STARTER INOP, REMOVED AND REPLACED STARTER OPS CHECK IN REF AMM 49-11-01.SDR YENA2024080801094Apu · contaminatedFLT#379, DCA-FLL. ' FUMES REPORTED BY INBOUND CREW, MY CREW AND MX VERIFIED; COMPLIED WITH INFO NOTICE 2017-T015 SECTION B2 IDENTIFIED ODOR COMING FROM APU, DECONTAMINATION LEVEL 2 WAS ACCOMPLISHED PER TSM 05-50-00-810-085B. AIRCRAFT IS OK FOR SERVICE.'SDR AALA202408051354Cooling Fan · leakingAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A STRONG MILDEW / DIRTY SWEAT SOCK ODOR IN CABIN AND FLIGHT DECK DURING ALL PHASES OF FLIGHT. MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING OIL AND REPLACED IT. (AALA202408051354). MAINTENANCE ALSO REPLACED THE ASDR HALA20240802210Ecb · faultedETOPS - APU AUTO SHUTDOWN DURING RE-POSITION TO GATE. FOUND ECB FAULT. REMOVED AND REPLACED APU ECB PER AMM 49-61-34. OPS CHECK GOOD. NO DEFECTS NOTED.SDR YENA2024072901057Cooling Fan · leakingFLT#362, SJU-BOS. 'OIL FUME ODOR PRESENT DURING DESCENT WITH HP BLEED VALVES OPEN. ODOR ISOLATION PROCEDURE PERFORMED AND ODOR SEEMED TO DISSIPATE A LITTLE WITH PACK 1 SELECTED OFF. MX-270 ODOR REPORTING FORM COMPLETED; REF L/P 3910264 ITEMS 1 (UPON INSP FOUSDR DALA2024071207047Cooling Fan · leakingSHIP 3225 DISC: PILOT REPORT DIRTY SOCK SMELL IN CABIN. C/A: FOUND APU COOLING FAN LEAKING NIS ATL C/W W/C 4916-2001. C/W W/C 0550-2002 IDENTIFY SOURCE C/W W/C 4916-2001 APU COMPARTMENT CLEANING C/W LEVEL A ECS DECONTAMINATION PER W/C 2100-2007 NO SMELLS NOTEDSDR AALA202407232532Apu · contaminatedAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL PRESENT DURING CLIMB OUT AND CRUISE. **SUPPLEMENTAL REPORT FOR AALA202407082532: MAINTENANCE ACCOMPLISHED APU SMOKE ODOR FUMES TROUBLESHOOTING TASK CARD 26L00021002, CLEANED APU AIR INTAKE PER TASK CARD 26T31049006 AND ASDR AALA202407087025Cooling Fan · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED SMELL IN CABIN DURING THE HIGH POWER SETTINGS OF TAKEOFF AND LANDING REVERSE THRUST. A SMELL SIMILARTO GLYCOL INGESTION AFTER DE- ICING, BUT THE AIRCRAFT WAS NOT DE- ICED. MAINTENANCE FOUND THE APU OIL COOLING SDR AALA202407082427Vent Line · cokedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED SMELL IN CABIN DURING THE HIGH POWER SETTINGS OF TAKEOFF AND LANDING REVERSE THRUST. A SMELL SIMILARTO GLYCOL INGESTION AFTER DE- ICING, BUT THE AIRCRAFT WAS NOT DE- ICED. MAINTENANCE FOUND THE APU OIL COOLING SDR HALA20240705179Warning Light · illuminatedAFTER APU START ON ARRIVAL "LOW OIL LEVEL" FLASHING (2ND WRITE-UP IN 2 DAYS). REMOVED AND REPLACED APU ASSY PER AMM 49-11-11. OPS CHK AND LEAK CHK GOOD.SDR HALA20240705180Master Switch · faultedDMI 209186 - APU MASTER S/W INTERMIT HAVE TO TAP ( MASTER SWITCH ON LIGHT ). REPLACED APU MASTER SWITCH 14KD PER ESPM 20-45-11 OPS CHECK APU PER AMM 49-00-00 OKSDR AALA202407128031Vent Line · cloggedAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A DIRTY SOCK SMELL IN CABIN AND FLIGHT DECK DURING LOW ENGINE POWER SETTINGS. MOST NOTICEABLE DURING DESCENT AND TAXI IN. **ORIGINAL REPORT WAS AALA202407058827** MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING OILSDR AALA202407053969Vent Line · cloggedAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A DIRTY SOCK SMELL WAS NOTED ON FLIGHT DECK BEGINNING IN DESCENT THROUGH 9000. STILL EVIDENT AT 6000. MAINTENANCE FOUND THE APU GEARBOX VENT LINE CLOGGED AND UNCLOGGED THE VENT LINE.SDR HALA20240703178Apu · shutdownETOPS - APU: AUTO SHUT DOWN ON TAXI IN 3X ATTEMPTS FAILED. REMOVED & REPLACED WIRING FROM APU STARTER MOTOR + TERMINAL LUG TO 7120VC PIN 1. WIRES X011A20, X011B14, X011C14 PER ESPM 20-33-11. REMOVED & REPLACED APU STARTER MOTOR CLUTCH PER AMM 49-42-52. PERFORMSDR AALA202407124992Vent Line · cloggedAIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN CABIN AND FLIGHT DECK DURING LOW ENGINE POWER SETTINGS. MOST NOTICEABLE DURING DESCENT AND TAXI IN. **SUPPLEMENTAL REPORT FOR AALA202407030636: MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING OIL AND REPLACED IT PERSDR DALA2024070106608Apu · fireSHIP 9510 -FIRE- WORKING APU MEL FOR NO START, TECHNICIANS REPLACED FCU AND START FUEL PURGE VALVE. APU WAS RUNNING FOR 15 MINUTES FOR LEAK AND OPS CHECKED WHEN FIRE WARNING ANNUNCIATION SOUNDED. FIRE WAS CONFIRMED, FIRE HANDLE PULLED, BOTTLE DISCHARGED. DUE TSDR YENA2024061900874Apu · odorFLT#1372, FLL-LGA. 'LEVEL 2 FUME EVENT STRONG PERSISTENT DIRTY SOCK/ MELTED CRAYON SMELL DURING TAKEOFF AND CLIMB. FUMES OBSERVED BY CAPT AND MULTIPLE FA'S; COMPLIED WITH INFORMATION NOTICE 2017-TO15, SECTIONB2. IDENTIFIED ODOR SOURCE FROM APU. APU PLACED ON MSDR NACA2024060800004Apu · faultedAPU RUNS HOT WITHOUT AIR, GROUND 400 TO 450 DEGREES AND INTERMITTENTLY FAILS TO START. APU EGT IS WITHIN NORMAL PARAMETERS PER AMM 49-11-00, APU RUNS AND STARTS NORMALLY.SDR DALA2024060905900Inlet · contaminatedSHIP 3269 DISC: STRONG "DIRTY ODOR " FOUND UPON ENTERING A/C APU & APU BLEED WAS ON. CONTACTED MX. C/A: PERFORMED INSP OF APU FOUND INLET CONTAMINATED WITH OIL. APU PUT ON MEL LOG PAGE 5335417. PERFORMED SMOKE AND/OR OIL SMELL IN CABIN PROCEDURE PER A320 TSM 7SDR ABXA20240531104Battery · unserviceableDURING TAXI APU INOP. AC RETURNED TO GATE AND MAINTENANCE GROUDED AC .DEFERRED FOR DEPARTURE AND RETURNED AC TO SERVICE . NEXT LEG MAINTENANCE REPLACED APU BATTERY AND OPS CHECKED GOOD .
"SDR AALA202406046773Heat Exchanger · inoperativeAIRCRAFT WAS GROUNDED: APU BLOWING SMOKE INTO THE CABIN. MAINTENANCE REPLACED TH HEAT EXCHAMGER.SDR 3EJA2024060500003Apu · smokeAFTER LEVELING OF AT FL450 WE NOTICED SMOKE STARTED TO FILL THE CABIN, RAN CHECKLIST AND SMOKE CONTINUED. SMOKE DISAPPEARED AFTER ABOUT 10 MINUTES OF DESCENDING. R/R WATER SEPARATOR. APU BEING REMOVED FOR REPAIRSDR GTIA2024060138149Apu · odorFUME EVENT DIRTY SOCK SMELL DURING DESCENT WITH ONLY PACK 1 ON-REF LOG PAGE: 3428253-1 FOR APU R/R OPS TEST APU IAW AMM 49-00-00 OPS CHECK OK NO CONTAMINATION FOUND NO ODOR FOUND VIA AERO TRACER NO OTHER DEFECTS FOUND A/C OK FOR SERVICESDR ABXA2024052499Module · malfunctionedDURING TAXI APU AIR INOP LIGHT ILLUMINATED .AC RETURNED TO GATE AND MAINTENANCE GROUNDED AC AND DEFERRED APU IAW ABX MEL-49-11-1A . AND AC DEPARTED . BITE CHECK ECU SHOWS LAST FLIGHT FAULT "PT SENSOR" AND MINI FLAG 14. LINE TO PT SENSOR (TOTAL PRESSURE TRANSDSDR AALA202405297392Apu · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: ZONE-E TEMPERATURE INCREASED AIR CONDITION RESET FAILED ADDITIONALLY MULTIPLE SMOKE ALARMS SOUNDED AND SMELLED SMOKED IN FIRST CLASS CABINS; AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT BOS.SDR DALA2024052305473Apu · leakingSHIP 6822 -FUMES/DE- DUE TO F/A REPORT OF BURNING SMELL IN CABIN. CORRECTIVE ACTION: T/S R/R APU, REPLACED RE-HEATERS, CONDENSERS, PRIMARY AND SECONDARY HEAT EXCHANGERS, WATER EXTRACTORS, PERFORMED DUCT BURNOUT AND REPLACED RECIRC FILTERS. ALL NO GO ODI STEPS SDR DALA2024052305441Apu · odorAIRCRAFT 3141, CREW REPORTED ODOR IN THE CABIN W/APU BLEED ON W/ ENGS OFF. CORRECTIVE ACTION: DETERMINED ODOR CAME FROM APU. NO DEFECTS NOTED FROM EITHER ENGINE. C/W WORKCARD 2100-2005 DUCT BURNOUT COMPLETED W/ NO ODOR IN CABIN. (LP 5471060)SDR AALA202405269549Tube · cokedAIRCRAFT WAS GROUNDED: FLIGHT CREW STRONG DIRTY SOCK ODOR IN FLIGHT DECK DURING DECENT THROUGH 10,000 FEET. MAINTENANCE REPLACED THE APU GEARBOX VENT TUBE DUE TO COKING, REPLACED THE AIR/OIL SEPERATOR CARBON SEAL (AALA202405263157) AND THE APU OIL COOLING FANSDR AALA202405263157Carbon Seal · leakingAIRCRAFT WAS GROUNDED: FLIGHT CREW STRONG DIRTY SOCK ODOR IN FLIGHT DECK DURING DECENT THROUGH 10,000 FEET. MAINTENANCE REPLACED THE APU GEARBOX VENT TUBE DUE TO COKING, REPLACED THE AIR/OIL SEPERATOR CARBON SEAL (AALA202405263157) AND THE APU OIL COOLING FANSDR SWIA2024052000018Apu · odorWHEN APU ON THERE€™S A SMELL OF SOMETHING BURNING COMING FROM VENTS. (FLIGHT 4174 FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 28254361 WITH THE FOLLOWING CORRECTIVE ACTION: "INSPECTED APU AIR INTAKE SCREEN FOR CLEANLINESS IN REFERENCE WITH ERJ1SDR 3EJA824JS051724Apu · smokeAFTER TAKEOFF AND TURNING ON COURSE, THE CABIN AND COCKPIT BEGAN FILLING UP WITH SMOKE. AN EMERGENCY WAS DECLARED, AND WE BEGAN A QUICK DISCUSSION BETWEEN OURSELVES AND ATC TO SELECT A DIVERSION AIRPORT. SOME EQUIPMENT WAS SHUTDOWN TO ATTEMPT TO STOP THE INFILSDR SWI202405200415Apu · overtempD: APU OVERTEMP WARNING IN FLIGHT. RAN QRH AND MESSAGE CLEARED.C: MEL 49-10-1ACAT C DUE 5/27/24APU OVERTEMP WARNING IN FLIGHT. RAN QRH AND MESSAGE CLEARED.MAY 17, 2024 STATION: FAR--DEFERRED APU PER CRJ 200 MEL 49-10-1A. MX ACTION COMPLIED WITH AND PLACARD INSDR AALA202405297611Apu · contaminatedAIRCRAFT WAS GROUNDED: AIRCRAFT SMELLS MUSTY IN THE FLIGHT DECK ON DESCENT. MAINTENANCE FOUND OIL RESIDUE ON THE APU, CLEANED APU AND ACCOMPLISHED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM WITH NO ODORS NOTED. ** (CLOSED)SDR I5PA2024051975701Switch · faultyFLT NO: N/A (MX INSP). ESI - GEN FILTER SW ON APU BITE. R/R APU GEN FILTER SWITCH PER AMM 49-27-03. OPS CHECK NORMAL.SDR AALA202405269953Tube · cokedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED THAT AFTER TOP OF DECENT THERE IS A BURNING CHEMICAL SMELL IN THE CABIN STRONGEST BY THE 2 DOOR. ODOR WENT AWAY THEN RETURNED ON LANDING. MAINTENANCE REPLACED THE APU GEARBOX VENT TUBE DUE TO COKING, REPLACED TSDR AALA202405261577Carbon Seal · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED THAT AFTER TOP OF DECENT THERE IS A BURNING CHEMICAL SMELL IN THE CABIN STRONGEST BY THE 2 DOOR. ODOR WENT AWAY THEN RETURNED ON LANDING. MAINTENANCE REPLACED THE APU GEARBOX VENT TUBE DUE TO COKING, REPLACED SDR R61A2024052700239Fitting · corrodedDURING HEAVY CHECK MAINTENANCE FOUND SIGNS OF CORROSION BETWEEN APU SILENCER SKIN AND TAIL CONE AT 6 O'CLOCK POSITION. CORRODED FITTING BETWEEN APU SILENCER SKIN AND TAIL CONE AT 6 O'CLOCK POSITION REMOVED AND REPLACED IAW EMB 170 SRM 51-41-01, 51-42-01 AND 51SDR IPXA2024050689007Apu · inoperative**SUPPLEMENTAL SDR** IN CRUISE @ FL 380 L ENG N3 BOUNCED BETWEEN 9-85. ON DECENT W/THROTTLES AT IDLE L ENG N3 INDICATED 0. L ENG SPEED CARD STATUS MESSAGE REPLACED #1 ENG. N3 TACH GENERATOR IAW AMM 77-12-02/401. OPS CHECK NORMAL. RAN ENGINE IAW AMM 71-00-00-80SDR DALA2024050204865Apu · fodSHIP 3270 DISC: REFUSED FOR SMOKE & FUMES EVENT SEE S/F REPORT. C/A: REF LOG 0317226. FOUND FOD IN APU INLET SCREEN. REMOVED FOD. PER MCC RAN APU AND PACKS FULL HOT FOR 30 MIN. CHANGED RECIRC FILTERS. NO SMELL NOTED AFTER 30 MIN. OF PACK RUN. COMPLIED WITH ALLSDR DALA2024042904769Apu · smokeSHIP 3316 SMOKE/FUME IN THE CABIN. CORRECTIVE ACTION: R/R APU A330 AMM 49-01. (0314033)SDR ABXA2024042684Pneumatic System · failedAFTER PUSH BACK APU AIR PRESSURE LOW ON ENGIN START, WILL NOPEN START VALVE AC RETURNED TO GATE MAINTENANCE DEEFERRED THE APU PNEUMATICS IAW ABX-MEL-49-11-1-1 AND RETURNED AC TO SERVICE .SDR NACA2024042500001Apu · unknownAPU FAULT. COMPLIED WITH APU BITE PROCEDURE PER FIM 49-11 FT 958, CLEARED AND RESET ECU. OPS CHECK NORMAL.SDR DALA2024042504702Apu · odor(LOG 5302761) STRONG ODOR MUSTY DIRTY SOCK ON DESCENT STARTING AT 4000 FT UNTIL LANDING. REPLACED APU PER B 737 AMM 49.SDR YENA2024041800646Apu · odorFLT#253, FLL-SJU. ', ODOR FELT ON DECENT. SLIGHT DIRTY SOCK SMELL THROUGH 14000. MUCH MORE AT THE GATE WITH APU BLEED RUNNING; COMPLIED WITH INFO NOTICE 2017-T015J, SECTION A, ISOLATED FAULT TO TYPE 1, (A), 3, A PER TSM 05-50-00-810-085-B / 05-50-00-810-085-D.SDR GTIA2024041738071Apu · odorODOR EVENT SHORT FINAL SMELLY SOCK SMELL UPON ENTERING CLOUUDS MOUISTURE CLEAR BY ITSELF UPON ENGINE SPOOL UP ALL CABIN REPORTED-PERFORMED TSM 05-50-00, FOUND CAUSE TO BE FROM APU. PERFORMED INSPECTION OF APU UPON ODOR IAW AMM 49-00-00. NO DEFECTS NOTED AT THISDR DALA2024040804147Apu · odorSHIP 3274 DISC: F/A REPORTED DIRTY SOCK SMELL FROM EXIT ROWS TO AFT GALLEY. C/A: FLT CREW DEBREIFED. SMOKE AND FUMES QUESTIONNAIRE FILLED OUT. WHILE WORKING WORKCARD 0550-2002 NOTED. OIL CONTAMINATION IN APU INLET. NO EVIDANCE OF OIL COMING FROM EXTERNAL SOURCSDR I5PA2024033175703Apu · faultedFLT NO: ESI - APU OIL HISTORY, AUTO SHUTDOWN. R/R APU PER AMM 49-11-01.SDR DALA2024032803907Apu · no testSHIP 3416 - APU FAILED COLD SOAK START TEST OUT OF CDG. CORRECTIVE ACTION: DEFERRED APU PER 49-11-01C AND THEN REPLACED FUEL CONTROL UNIT. OPS CHECK GOOD. OK FOR SERVICE. (5349209)
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