JASC 4920
Service difficulty reports · 2,431
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.
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
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 DXTA2014060905799Apu · odorOILY ODOR COMING FROM AIR SYS. REMOVED APU FROM AIRCRAFT. INSTALLED REPAIRED APU. ALL OPS & LEAK CHECKED GOOD. CLOSED ALL ACCESS. WORK DONE IAW MM 49-10-00. REMOVED & REPLACED BOTH LT & RT COALESCER SOCKS. OPS & LEAK CHECKS GOOD IAW MM 12-20-01. COMPLIED WITSDR CALA2014061391260Apu · defectiveHOT OIL SMELL IN PACK WITH APU RUNNING. DEBRIEFED FLT CREW, OIL SMELL ONLY WHEN APU SUPPLYING AIR. INOPERATIVE APU SHUTOFF VLV. REPLACED APU IAW AMM 49-2 1-01. OPERATIONS CHECKED GOOD.SDR USAA2014060500004Apu · defectiveODORS REPORTED BY FLIGHT ATTENDANT & SOME PAX AT PUSH BACK & TAKEOFF. REPLACED THE APU IAW NON-ROUTINE 3005363.SDR CA140606004Apu · fire(CAN) DUE TO DIFFICULTIES TO START APU SOMETIMES, OPERATOR DECIDED TO DO AN APU RUN TO CHECK IF HE CAN REPLICATE FAULT. HE COULD NOT REPLICATE FAULT. APU RAN FOR 45 MINUTES WHILE DURING COMPRESSOR WASH. AFTER COMPRESSOR WASH, ACFT WAS SHUTDOWN TO TRY TO REPRSDR AALA20140604001Apu · shutdownCREW REPORTED AUXILIARY POWER UNIT AUTO SHUTDOWN IN-FLIGHT WITH THE LT ENG GEN ON PLACARD. EMER DECLARED FLIGHT DIVERTED & LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED NR 1 IDG. SYS GND CHECKED NORMAL OPERATION CLOSED.SDR CA140804009Starter · separated(CAN) A FIRE WAS DETECTED AND THE APU AUTO-SHUTDOWN. ALL FIRE INDICATIONS IN THE COCKPIT EXTINGUISHED AND THE COMPARTMENT FIRE BOTTLES WERE NOT FIRED. INSPECTION OF THE APU IDENTIFIED THAT THE STARTER MOTOR HOUSING HAD SEPARATED LEAVING THE STARTER MOTOR PARSDR MASA2014052831124Apu · false indicationAPU AUTO SHUTDOWN, MDC FLAGGED, ECU ACTIVE FIRE SHUTDOWN.SDR AALA20140511005Apu · failedDFW FLIGHT ATTENDANTS REPORTED VISIBLE VAPOR & SMOKE IN AFT PART OF CABIN. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED APU & TEMPERATURE CONTROL VLV ON LT PACK. SYS GND CHECKED NORMAL, OPERATION CLOSESDR ASAA2014050807748Engine · malfunctionedAPU FAILED TO START. FAULT LIGHT ILLUMINATED. ACFT GROUNDED. ACCOMPLISHED FIM TASK 49-40, TASK 803. FAULT HISTORY SHOWED 49-41012. NO APU ROTATION. PERFORMED APU STARTED APU STARTED NORMALLY. NO CURRENT FAULTS. NO HISTORY PAST 30 DAYS.SDR CALA2014050690968Apu · leakingAPU OIL CONSUMPTION ABOVE LIMIT, LEAK CHECKED APU FOUND OIL COMING OUT FROM THE DRAIN FOR THE BEARING CAVITY SEAL., OIL CONSUMPTION RATE IS MORE THAN LIMIT. APU CONTROL UNIT IS -20. START TO LOOK AT FIM49-11-00.SDR USAA2014041700009Apu · fireAPU TAIL PIPE FIRE, WITH ALL APU COCKPIT SWITCHES OFF. FUEL WAS POURING FROM APU FUEL VENT. ACCOMPLISHED AREA INSPECTION & TAIL PIPE INSPECTION IAW AMM 49-00-00-200-001-A, NO DEFECTS NOTED & REPLACED APU.SDR DXTA2014041505731Engine · leakingDURING CLIMB OUT, HAD A CHEMICAL ODOR IN THE COCKPIT. RETURNED TO DEPARTURE. APU WAS OFF AFTER ENGINE START & NOT USED ON THE GROUND FOR BLEED AIR. THERE WAS NO VISIBLE SMOKE. INSPECTED AND FOUND OIL RESIDUE IN THE APU INLET. REMOVED AND REPLACED THE APU SDR USAA2014041400018Apu · leakingCREW REPORTED A DIRTY SOCK SMELL ON SHORT FINAL BELOW 10,000 FEET. TROUBLE SHOT IAW JOB CARDS 26L00021001 & 26L00021002 & FOUND APU TO HAVE INTERNAL OIL LEAKS. R & R APU IAW JOB CARD 26L31049005. OPERATIONS & LEAK CHECKED GOOD.SDR ASAA2014032807347Flow Divider · failedFAULT LIGHT ILLUMINATED DURING FIRST APU START ATTEMPT FL 380. APU STARTED ON SECOND ATTEMPT FL 380. ACFT GROUNDED. ATTEMPTED CSS OF APU AT FL360. EGT RAPIDLY ROSE FOLLOWED BY FAULT LIGHT AND AUTOSHUTDOWN. FOLLOWED QRH PROCEDURE. FAULT LIGHT EXTINGUISHED SDR A6WA201441308Apu · hung startWHILE AIRBORNE, APU EXPERIENCED A HUNG START. START ABORTED & RE-ATTEMPTED. SECOND START ATTEMPT WAS SUCCESSFUL BUT A STRONG FUEL SMELL ENTERED THE CABIN THEN DISSIPATED.SDR ASAA2014031507201Apu · malfunctionedDURING TAXI, APU FAILED TO START, FAULT LIGHT ILLUMINATED. ACFT GROUNDED. ACCOMPLISHED APU BITE CHECK IAW FIM 49-40, TASK 821. INTERMITTENT FAULT. NO HISTORY 30 DAYS. RECORDED FAULT 49-41254.SDR ASAA2014030907125Apu · malfunctionedAPU TOOK TWO START ATTEMPTS BEFORE IT STARTED ON TAXI IN TO THE GATE, BLUE MAINTENANCE LIGHT ILLUMINATED. ACFT GROUNDED. ACCOMPLISHED ETOPS FIM 49-90, TASK 804. RAN APU 5 TIMES AND 2 HRS. NO DEFECTS. NO HISTORY PAST 30 DAYS.SDR ASOA2014040410278Structure · crackedAPU LOWER INLET DUCT CRACKED. REMOVED APU LOWER INLET DUCT IAW AMM 49-14-01-000-801 AND REPLACED IAW AMM 49-14-01-400-801.SDR ASOA20140306035Apu · leakingTHE CREW REPORTED AN EXHAUST ODOR WHILE ENGINES ON AND BLEEDS SELECTED. MAINTENANCE INSPECTED THE ACFT AND DETERMINED THE APU TO BE CAUSING THE ODOR. MAINTENANCE R & R APU, OPS TESTED WITH NO DEFECTS AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.SDR A6WA201441217Apu · malfunctionedAPU WILL NOT START IN AIR OR ON THE GND DOOR W/N OPEN SMOKE COMING FROM INLET DOOR.
INSPECTED APU COMPARTMENT, NO SIGNS OF FIRE, NO DUCT LEAKS NOTICEABLE , NO EVIDENCE OF FLUID LEAKS. CHECKED APU OIL LEVEL, CHECKED GOOD. CLOSED APU ENCLOSURE.SDR USAA2014030500004Apu · malfunctionedAFT FLIGHT ATTENDANT REPORTED A STRONG ODOR IN AFT CABIN AFTER LANDING. TROUBLE SHOT ACFT IAW JOB CARD 26L00021001 & DETERMINED ODOR TO BE FROM APU. R & R APU IAW JOB CARD 26L31049005, OPERATIONS CHECKED GOOD. COMPLIED WITH DECONTAMINATION JOB CARD 26L00021SDR SIMA20140301005Apu · contaminatedSHORTLY AFTER APU START STRONG BURNING ODOR IN COCKPIT. APU BLEED CLOSED PACKS WERE OFF VISUAL INSPECTION SHOWED SMOKE COMING OUT OF APU AIR INLET & EXHAUST. TROUBLESHOT BURNING SMELL TO RESIDUAL DE-ICE FLUID IN THE APU AREA. NO DEFECTS OR SMELL NOTED, CLEASDR DXTA2014022805668Apu · defectiveAPU STARTED NORMALLY ON THE GND BUT SHUT ITSELF OFF AFTER 2 MINUTES OF NORMAL OPERATION. OBSERVED & SMELLED WHITE SMOKE FROM THE WEMACS AS THE UNIT SHUT DOWN. THE APU FAIL LIGHT WAS ALSO ILLUMINATED. DOWNLOADED ECU -3 SHUTDOWN HISTORY HAS FAULT NR 4 LOW OILSDR A6WA201441199Apu · malfunctionedSTRONG FUEL SMELL OBSERVED DURING APU OPERATION INFLT & ON THE GND. SMELL DISSIPATES WHEN APU IS SHUTDOWN. INSPECTED APU & FOUND FUEL TO BE COMING FROM POWER SECTION. PERFORMED ENG RUNS & NO FUEL SMELL IN COCKPIT OR CABIN WITH APU OFF. R & R APU POWERPLANT SDR CALA2014022590476Unknown · malfunctionedINITIAL APU START WAS SLOW WITH LP FUEL VLV FAULT, FAULT CLEARED. DUCT PRESS RECOVERED, ENG STARTS NORMAL, SYS RECOVERED. OPERATIONS NORMAL, OK TO CONTINUE.SDR ASAA2014022306962Engine · stalledAFTER APU START COMPRESSOR STALLS CAN BE HEARD & RPM FLUCTUATES. ACFT GROUNDED. ACCOMPLISHED APU BITE CHECK, NO FAULTS NOTED. RAN APU NO STALLS NOTED, INPUT MONITORING SPEED WAS STEADY AND CONSTANT WITH AND WITHOUT LOADS.SDR DXTA2014021705656Apu · defectiveWITH APU RUNNING & ACM BLEED AIR ON THE CABIN & COCKPIT FILLED WITH A SMOKEY HAZE. SMOKE APPEARED TO COME FROM FLOOR MORE THAN THE WEMACS. R & R THE APU IAW MM 49-10-00, OPERATIONS & LEAK CHECKED GOOD.SDR REXA2014021400208Apu · contaminatedHALFWAY THROUGH TAKEOFF ROLL, SMOKE STARTED COMING OUT FLIGHT DECK VENTS. AFTER AIRBORNE, CREW DONNED O2 MASKS, GEAR WAS RETRACTED, EMERGENCY WAS DECLARED. ACCOMPLISHED QRH, LANDED 10 MIN AFTER TAKEOFF AT 51000 LBS GROSS WT, 4000 LB ABOVE MAX LANDING WT. RASDR USAA2014021400003Apu · contaminatedDURING BOARDING, THE FLIGHT ATTENDANT`S REPORTED THE CABIN AIR HAS A DIRTY SOCK ODOR. FLIGHT PROCEEDED EN ROUTE FROM OAK TO PHX WITHOUT INCIDENT. FOUND SOURCE OF ODOR TO BE FROM THE APU, PLACED APU ON MEL. SUBSEQUENTLY, ON NEXT FLIGHT DURING TAXI-OUT, THE ODSDR USAA2014021300001Apu · malfunctionedCREW REPORTED A STANDING ODOR IN FLIGHT DECK DURING CRUISE & ON ENG SHUTDOWN. WE DID DE-ICE BUT APU BLEED WAS OFF FOR 2 MINUTES & PACKS WERE OFF FOR 5 MINUTES AFTER DE-ICE. R & R APU IAW JOB CARD 26L31049005. COMPLIED WITH TROUBLESHOOTING REPAIR & ECS DECONSDR A6WA201441123Apu · fireAPU FIRE, PILOTS NOTICED HIGH EGT BUT NO RPM. EMERGENCY CREWS WERE ALERTED. COMPLIED WITH QRH, BOTTLE NEVER DISCHARGED. FIRE WENT OUT ON ITS OWN AFTER SHUTTING DOWN APU. INSPECTED APU & SURROUNDING AREA, NO FIRE DAMAGE NOTED. IAW 25643 4 FOR MEL. VERIFIESDR ASAA2014020806801Engine · flamed outDURING DEICE, APU FLAMED OUT. OVERSPEED LIGHT ILLUMINATED STEADY. DID NOT ATTEMPT RE-START. ACFT GROUNDED. APU INTERAGATION SHOWS MAINTENANCE MESSAGE 49-31014. ACCOMPLISHED FIM TASK 49-30, TASK 802 PERFORMED OPERATIONAL TEST OF APU IAW AMM TASK 49-11-00-710SDR A6WA201441113Apu · shutdownTURNED APU GENERATOR ON, APU AUTO SHUTDOWN. HEAVY SMELL OF JET FUEL & SMOKE FROM EXHAUST. ACTION TAKEN IN PROGRESS.
SDR USAA2014020600003Plenum · puncturedCREW REPORTED TOXIC FUMES IN CABIN DURING CLIMB & APPROACH. FOUND HOLE IN APU PLENUM & BROKEN PLENUM LATCH MOUNT TIP. REPLACED APU.SDR CALA2014012990265Apu · shutdownWHILE STARTING THE NR 2 ENG, THE APU AUTO-SHUT DOWN. CREW DISCONTINUED NR 2 ENG START ATTEMPT. WITH THE ASSISTANCE OF THE CREW, THEY RESTARTED THE APU, ACP SECOND START ATTEMPT USING THE APU AIR SOURCE, SECOND NR 2 ENG START ATTEMPT WAS NORMAL, APU FUNCTION SDR USAA2014012700021Apu · contaminatedFLIGHT ATTENDANT REPORTED A DIRTY SOCK SMELL DURING GRADUAL DESCENT INTO PHX FROM STL. DID NOT NOTICE ANY SMELL FROM COCKPIT AREA. COMPLIED WITH TROUBLESHOOTING IAW JOB CARD 26L00021001, 26L00021002 & 26L00021004 ENVIRONMENTAL CONTROL SYSTEM DECONTAMINATION.SDR USAA2014012700003Apu · odorCABIN ODOR, WHEN THE PILOTS TURNED ON APU A STRONG ODOR OCCURRED AS SOON AS THE JET WAY DOOR WAS OPEN. THE CREW DID NOT REQUEST MEDICAL ATTENTION, THE ACFT WAS SWAPPED.SDR UIEA2014012300027Apu · shutdownPRIOR TO DEPARTURE, APU AUTO SHUTDOWN, APU MDDR 45788. R & R APU IAW AMM 49-11-01, WORK ORDER 6972 TASK CARD T1071.SDR FDEA201401230186Apu · shutdownNUMBER 1 GEN INOPERATIVE DUE TO MEL. APU AUTO SHUT DOWN 30 MIN INTO FLT AT 290 RESULTING IN SINGLE GEN OPERATIONS. AFTER DESCENDING TO FL210, APU RESTARTED RAN OK RTB MEMPHIS. CLEARED FAULTS IN ECB, RAN APU IAW AMM 49-61-11-04 COULD NOT DUPLICATE FAULT. SDR CALA2014012290209Apu · shutdownECAM MESSAGE APU AUTO SHUTDOWN DISPLAYED ON UPPER ECAM SCREEN APU. NO START 2ND ATTEMPT, CREW ASSISTED BY TRYING ANOTHER APU START, START WAS GOOD. APU IS OPERATING NORMALLY, OK TO CONTINUE.SDR CALA2014012090184Apu · shutdownECAM MESSAGE APU AUTO SHUTDOWN DISPLAYED ON UPPER ECAM SCREEN, APU. TAXI IN APU SHUT DOWN HIGH EGT. ACCOMPLISHED NORMAL APU START. FUNCTION WITH ELECTRICAL & PNEUMATIC LOADS OPERATION NORMAL.SDR CA140121007Turbine · failed(CAN) APU STOPPED SUDDENLY WITH A LOUD NOISE. R & R APU T/S APU. FOUND TURBINE SHELLED ITSELF. CASE DAMAGE AT 12 O`CLOCK POSITION.SDR CALA2014010790058Apu · shutdownAPU AUTO SHUTDOWN TWICE FOR UNDETERMINED REASONS.SDR CALA2014010790055Apu · shutdownMX REPORTS APU AUTO SHUTDOWN AT GATE. LOCAL FBO AMT REPORTS APU AUTO SHUTDOWN. CYCLED CB'S L41 & L42 & RETRIED START. EGT REACHED 85 & RPM MAXIM AT 20%.SDR ASMF201402004Apu · overtempDURING TRANSIT CHECK, THE APU WAS SHUT OFF AUTOMATICALLY BY OVER TEMP. MX PERSONNEL PERFORMED FIM 49-30 TASK 802 PROCEDURE, CONFIRMING THE FAILURE, SO THE REPORT WAS DEFERRED IAW MEL 49-1, CAT C. AT MEX, MX PERSONNEL PERFORMED THE FIM 49-30 TASK 803 & OPERATSDR USAA2013122400007Apu · leakingDIRTY SOCKS SMELL REPORTED BY AFT FLIGHT ATTENDANT. COULD ALSO SMELL ODOR IN FLIGHT DECK. ACFT RETURNED TO GATE. APU LEAKING OIL, APU WAS PLACED ON MEL. ACCOMPLISHED WORK CARDS 26L0021001, 26L0021002 & DECONTAMINATION CARD 26L00021004 AS REQUIRED. MAINTENSDR CALA2013122393874Apu · flamed outEVIDENCE OF FLAME & SMOKE COMING FROM APU TAILPIPE. SUSPECT APU TURBINE SEALS BLOWN & WILL REQUIRE APU REPLACEMENT. IAW DF151, APU FIRE SYS DEACTIVATED. DO NOT OPERATE APU UNTIL FIRE SYS RESTORED. APU SMOKE, FLT CREW ELECTED TO DISCHARGE APU FIRE BOTTLE PRSDR UIEA2013121600606Apu · shutdownAPU AUTO SHUTDOWN ON THE GROUND. R & R APU. APU OPERATIONS & LEAK CHECKED GOOD.SDR USAA2013120900001Apu · faultyEN ROUTE FROM BNA TO CLT, CREW REPORTED A FOUL CABIN ODOR, FULL CABIN, IN FLIGHT & DURING CRUISE. ACCOMPLISHED TROUBLESHOOTING JOB CARDS. R & R APU ASSEMBLY & CABIN HEPA FILTERS IAW JOB CARD 26L31049003, OPERATIONS NORMAL.SDR CA131212009Apu · overtemp(CAN) APU IS GOING INTO AMBER TEMP APPROXIMATELY 740 DEGRESS DURING START OF THE NR 1 ENG ONLY. APU REPLACED.
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