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 UIEA201806051030Apu · unknownAPU WILL NOT START. PERFORMED TWO APU STARTS IAW AMM 49-11-00, BOTH STARTS SUCCESSFUL ,Jun 4, 2018 · N1181A · Boeing 7673Y0SDR ASAA2018060624894Warning Message · false activationAPU OVERSPEED WITH AUTO SHUTDOWN. ACFT GROUNDED. PERFORMED AN APU OPS TEST, AND APU BITE PROCEDURE. OPS TESTED GOOD AND NO NO FAULTS IN APU BITE CURRENT STATUS. IAW FIM 49-30 TASK 802.Jun 2, 2018 · N588AS · Boeing 737890SDR UIEA201806011008Apu · unknownAPU WOULD NOT START AFTER LANDING. TWO ATTEMPTS, FAULT ON BOTH. PERFORMED A BITE TEST IAW FIM 49-11 FT 958. RAN APU THREE COMPLETED CYCLES WITH LOADS IAW AMM 49-11-01. NO FAULTS NOTED.May 31, 2018 · N1997A · Boeing 76733ASDR AALA201805299035Apu · dirtyAIRCRAFT WAS GROUNDED. FLIGHT ATTENDANT REPORTS A KEROSENE/FUEL ODOR DURING CLIMB OUT IN CRUISE WENT AWAY ON DESCENT SMELL OF DIRTY SOCKS FROM FLIGHT ATTENDANT IN AFT OF AIRCRAFT. APU HAS BEEN ISOLATED AS CAUSE OF CABIN ODOR. CLEANED APU PER MM 49-16-00. OPS CMay 26, 2018 · N819AW · Airbus A319132SDR UIEA2018052600966Apu · faultedAPU FAULT ON LANDING. WOULD NOT START. ACCOMPLISHED AN APU BITE PROCEDURE IAW FIM 49-11 FT 958. NO FAULTS NOTED. CHECKED OK.May 26, 2018 · N1997A · Boeing 76733ASDR UIEA2018052500956Apu · shutdownAPU AUTO SHUTDOWN, UNABLE RESTART. REMOVED AND REPLACED THE APU AND OPS CHECKED GOOD IAW AMM 49-11-01.May 25, 2018 · N645GT · Boeing 767324SDR ASOA201805225136Turbine Wheel · damagedCREW REPORTED SMOKE IN COCKPIT AND CABIN WITH APU RUNNING. MX FOUND DAMAGE TO APU TURBINE WHEEL. MX REMOVED AND REPLACED APU WITH OPERATIONAL CHECK GOOD. A/C WAS APPROVED FOR RETURN TO SERVICE.May 22, 2018 · N16911 · Emb EMB145LRSDR WX0A2018052573325Intake · contaminatedFA REPORTED A DIRTY SOCK ODOR DURING FLIGHT. CLEANED THE APU AIR INTAKE AND REPLACED THE OZONE FILTERS.May 22, 2018 · N328NV · Airbus A319111SDR UIEA2018052210927Apu · malfunctionedAPU INOPERATIVE. FOLLOWED FIM 49-11 FT 982 NO FAULTS NOTED AT THIS TIME. RECORDED THE PRESSURE READINGS FOR APU ON SEVERAL MODES ALL WITHIN LIMITS. APU NO LOADS, DUCT PRESSURE 35/34 PSI. APU WITH ADP ON, DUCT PRESSURE 25/23 PSI. APU WITH LT PACK ON, DUMay 21, 2018 · N1511A · Boeing 767383SDR WX0A2018052173324Plenum · contaminatedBAD ODOR IN CABIN DURING DECENT. FOUND TRACES OF OIL IN THE APU INTAKE PLENUM. CLEANED THE PLENUM.May 20, 2018 · N310NV · Airbus A319112SDR DALA2018061504018Apu · shutdownON APU START, APU STARTED AND THEN SHUT DOWN. NO FAULT LIGHT RPM DROPPED IMMEDIATELY TO ZERO. GRN CREW REPORTED FLAME OUT THE EXHAUST. COMPARTMENT NO EXTERNAL DAMAGE FOUND. FWD APU TO MCO AND PLACARD PER MEL 49-00-01A M PROC C/W. R&R APU ASSY OPS + LK CK GOOD May 18, 2018 · N913DL · Doug MD88SDR AALA201805169025Apu · odorTHE AIRCRAFT WAS GROUNDED. SMELLED OIL FUMES WITH APU BLEED ON / STARTED ENGINES AND FUME SMELL CONTINUED. ACCOMPLISHED J/C 26L00021001, FOUND SOURCE OF CABIN ODOR TO BE APU. ACCOMPLISHED PACK BURN WITH ENGINES, NO ODORS NOTED AND AIRCRAFT IS OK FOR SERVICE.May 15, 2018 · N732US · Airbus A319112SDR UIEA2018051500896Apu · malfunctionedAPU INOPERATIVE. INSPECTED APU AND CLEARED THE MESSAGE ON EICAS, PERFORMED BITE ON ECU, NO FAULTS FOUND. STARTED APU 3 TIMES, ALSO RAN PACKS AND APPLIED ELECTRICAL LOAD, ALL OPS NORMAL IAW AMM 49-11-00.May 15, 2018 · N1427A · Boeing 767306SDR UIEA2018042000748Module · malfunctionedAPU FAULT MESSAGE DISPLAYED. INSPECTED APU INLET SCREEN, NO FINDINGS, CHECKED PRESSURE SUPPLY TUBE FOR THE SURGE CONTROL VALVE, NO FINDINGS IAW AMM 49-00-00, REMOVED AND REPLACED THE APU FLOW SENSING MODULE IAW AMM 49-53-08, OPS CHECKED GOOD.Apr 20, 2018 · N1997A · Boeing 76733ASDR AALA201804209007Apu · faultyABOUT 1 MINUTE AFTER TAKEOFF, A BURNING, ACRID ODOR WAS DETECTED IN THE COCKPIT. APPROXIMATELY 3 MINUTES LATER, THE AFT CABIN CALLED WITH THE SAME ODOR, AND MOVED FORWARD. ALL THE WAY TO THE FRONT OF BUSINESS CLASS. THE ODOR WAS STRONGER ON THE RIGHT SIDE.Apr 16, 2018 · N290AY · Airbus A330243SDR YENA201804130176Inlet · contaminatedMODERATELY DIRTY SOCK ODOR FROM ABOUT 2000 FT TO 8000 FT. ONLY NOTICEABLE IN COCKPIT. FOLLOWED INFO NOTICE 2017-T015C. FOUND APU CONTAMINATED WITH OIL. PULLED AND COLLARED CIRCUIT BREAKER L41 L42. APU COMP AND AIR INLET SOAKED IN OIL, NO VISIBLE SIGNS OF LEAKApr 13, 2018 · N519JB · Airbus A320232SDR P5CA2018041600061Apu · malfunctionedAPU INOPERATIVE. BITE TESTED THE APUC, NO FAULT FOUND IAW AMM 49-61-05. OPS TESTED THE PACKS IAW FIM 49-11 FT A08, CHECKED SURGE VALVE, FUNCTIONED NORMAL. DUCT PRESSURE NORMAL, PERFORMED ENGINE DRY MOTORING, CHECKED DUCT PRESSURE, FOUND NORMAL IAW AMM 71-Apr 13, 2018 · N643GT · Boeing 7673JHFSDR AALA201804119019Apu · inoperativeFLIGHT CREW REPORTED AN ODOR IN THE CABIN. AIR CONDITIONER CONDENSER, REHEATER, OZONE FILTER, FLOW CONTROL VALVE COMPLIANCE WITH J/C 26L00021001 AND EA 279322. APU FOUND TO BE INOPERATIVE. BOTH ENGINE IDG OIL LEVELS WERE CHECKED AND SERVICED AS REQUIRED. AApr 10, 2018 · N519UW · Airbus A321231SDR AALA201804119018Actuator · leakingCREW REPORTED A STRONG ODOR THROUGH-OUT THE AIRCRAFT WITH PACKS ON. AUXILIARY POWER UNIT INLET GUIDE VANE ACTUATOR LEAKING EXTERNALLY. REPLACED AUXILIARY POWER UNIT INLET GUIDE VANE ACTUATOR IAW AMM 49-32-51-400-004-A 16. AIRCRAFT WAS GROUNDED.Apr 10, 2018 · N196UW · Airbus A321211SDR UIEA2018041000647Apu · malfunctionedAPU RELIABILITY COLD START ACCOMPLISHED ON FLIGHT CVG - SCK SAT -55C FL340, START UNSUCCESSFUL. THREE ATTEMPTS, NO START NOTED BY MX, ECU BITE PERFORMED, NO FAULTS FOUND, APU RUNS ON GROUND. AIRCRAFT OK FOR SERVICE IAW AMM 49-11-00.Apr 10, 2018 · N1361A · Boeing 76731BSDR UIEA2018041000661Inlet · contaminatedDURING TAXI IN, APU WOULD NOT START AFTER 3 ATTEMPTS EICAS MESSAGE FOR APU FAULT WAS PRESENT. PERFORMED APU ECU BITE TEST ECU BITE SHOWED APU INLET DOOR START ONE ABORTED START 2 AND 3 FOUND DEICING FLUID IN APU INLET DOOR CLEANED S506 INLET DOOR OPEN SW STAApr 9, 2018 · N1997A · Boeing 76733ASDR GTIA2018040602563Apu · leakingDIRTY SOCK, MUSTY ODOR PRESENT AFTER EXTERNAL AIR START. FOUND THE APU WITH AN INTERNAL OIL LEAK, REMOVED AND REPLACED THE APU IAW AMM 49-11-11, AND OPS CHECK OK, NO DEFECTS NOTED, LEAK CHECKED OK.Apr 6, 2018 · N530NK · Airbus A319132SDR UIEA2018040400537Spring · damagedAPU BLEED SURGES, VALVE FILTER SPRING IS DAMAGED. R & R APU BLEED SURGE VALVE SPRING. OPS CHECKED NORMAL AND NO LEAKS IAW AMM 49-53-06.Apr 3, 2018 · N641GT · Boeing 76738ESDR UIEA2018040500594Engine · malfunctionedAPU START PRESSURE LOW RT ENGINE. 22 PSI. ACCOMPLISHED APU GROUND TEST OF THE APU, GROUND START SYSTEM ENGINE START NORMAL. IAW AMM 71-00-00.Apr 2, 2018 · N1427A · Boeing 767306SDR ASAA2018032824062Apu · malfunctionedAPU HAD DMM DATA DISCREPANCY. ACFT GROUNDED. REMOVED & REPLACED THE APU. OPS & LEAK CHECKED GOOD IAW AMM 49-11-00-400-803.Mar 28, 2018 · N493AS · Boeing 737990ERSDR UIEA2018032600462Pressure Switch · inoperativeAPU INOPERATIVE. R & R APU DPI PRESSURE SWITCH IAW AMM 49-20-07. OPS CHECKED GOOD.Mar 25, 2018 · N640GT · Boeing 7673S1SDR CA180314006Apu · contaminated(CAN) HEAVY SMOKE NOTED COMING INTO AIRCRAFT AFTER TAKEOFF. CREW DIVERTED BACK TO DEPARTURE AIRPORT, DELCARED AN EMERGENCY AND LANDED WITHOUT ISSUES. 1 PAX ON-BOARD. MX IN WORK, PERFORMED INSP AND FOUND DE-ICE FLUID ON TAIL SECTION STILL DRIPPING DOWN AND AMar 14, 2018 · Bombdr BD1001A10SDR AALA201803159009Apu · contaminatedON BOARDING THE ACFT, STRONG ODOR THROUGHOUT THE AIRPLANE AND ON THE JETWAY. THE ACFT WAS POWERED BY THE JETWAY FOR ELECTRIC AND APU FOR AIR. ACCOMPLISHED J/C26L00021001 ODOR FUMES INITIAL TROUBLESHOOTING AND J/C26L00021002 FOR THE APU SMOKE ODOR AND J/C26LMar 13, 2018 · N659AW · Airbus A320232SDR ASAA2018031323870Seal · out of limitsAPU SIGMA SEAL INSP FOUND SIGMA SEAL OUT OF LIMITS. GROUNDED - YES. REPLACED SIGMA SEAL ON APU REF AMM 49-15-11.Mar 13, 2018 · N423AS · Boeing 737990ERSDR ASAA2018031323834Apu · defectiveAPU CT5ATP TEMPERATURE CONTINUES TO BE ABOVE THE ESTABLISHED APU ON DEMAND THRESHOLD. GROUNDED - YES. REMOVED AND REPLACED APU. REF T/C 78349010. OPS CHECK GOOD.Mar 13, 2018 · N423AS · Boeing 737990ERSDR AALA201803139014Apu · odorAIRCRAFT WAS GROUNDED. CABIN/APU ODOR TROUBLESHOOT. FOUND APU THE SOURCE OF CABIN ODOR. REPLACED HEPA FILTERS. STARTED BOTH ENG(S) AGAIN WITH EXTERNAL PNEUMATIC AIR RAN BOTH PACKS WITH ENGINE BLEED FOR 10-15 MINS, NO CABIN ODOR/FUMES NOTED.Mar 12, 2018 · N975UY · Airbus A321231SDR UIEA2018031200368Battery · dischargedAPU BATTERY DISCHARGED, CONSIDERED APU INOPERATIVE. REMOVED AND REPLACED THE APU BATTERY IAW AMM 24-31-04.Mar 12, 2018 · N1709A · Boeing 767375SDR UIEA2018031100363Apu · faultedAPU FAULT, NO START. ACCOMPLISHED AN OPS CHECK IAW AMM 49-11-00, AND ACCOMPLISHED AN ECU CHECK IAW AMM 49-61-05. RAN APU, CHECKED NORMAL, NO FAULTS.Mar 11, 2018 · N1217A · Boeing 767375SDR UIEA2018030900357Apu · faultedAPU FAULT, APU FAILED TO START. PERFORMED A BITE TEST ON ECU, NO LIGHT. FAULT CLEARED. IAW FIM 49-11, APU OPS NORMAL.Mar 9, 2018 · N649GT · Boeing 767375SDR ASAA2018030923792Ecu · faultedMATENANCE BLUE LIGHT ON WITH OIL LEVEL FOUND FULL. ACFT GROUNDED. REVIEWED MAINTENANCE HISTORY ON APU BITE, NO FAULTS ASSOCIATED WITH DMM. REMOVED & REPLACED THE APU ECU IAW AMM 49-61-12. GROUND VERIFICATION TEST PASSED.Mar 9, 2018 · N453AS · Boeing 737990ERSDR AALA201803079017Apu · odorAPU FOUND TO BE CAUSE OF CABIN ODOR, SUSPECT INTERNAL LEAK. AIRCRAFT WAS GROUNDED. REPLACED THE APU.Mar 6, 2018 · N661AW · Airbus A320232SDR UIEA2018030500322Control Valve · failedAPU FAILED AND FAILED TO RESTART. ACCOMPLISHED AN APU BITE IAW FIM 49-11 FT 958. FOUND REVERSE FLOW FAULT, ACCOMPLISHED FIM 49-11 FAULT TREE 965, REMOVED AND REPLACED THE APU SURGE CONTROL VALVE IAW AMM 49-53-01. OPS CHECKED GOOD.Mar 5, 2018 · N1321A · Boeing 767306SDR AALA201803089007Apu · odorFLIGHT ATTENDANT REPORTED AN ODOR IN CABIN. DISSAPPATED AFTER 10 MINUTES. REMOVED & REPLACED APU IAW AMM.Mar 4, 2018 · N187US · Airbus A321211SDR DALA2018030301346Apu · contaminatedDURING TAXI IN, AFTER APU START, NOTICED ODOR IN COCKPIT & FWD GALLEY, BURNING OIL ODOR. ODOR BECAME STRONGER AT GATE AFTER ENG SHUTDOWN. ON WALK AROUND, FOUND OIL BEING INGESTED INTO APU NON RAM DOOR INLET. PERFORMED CABIN SMOKE AND ODOR TROUBLESHOOTING IAWMar 3, 2018 · N904DL · Doug MD88SDR AALA201803029005Apu · contaminatedDIRTY SOCK ODOR NOTED BY AFT FLIGHT ATTENDANT DURING CLIMB. RAN ON GROUND WHEN DEPARTING AN IN CLOUDS AFT TAKE OFF WHEN ODOR WAS NOTICED. FOUND EXCESS AMOUNTS OF DE ICE FLUID IN APU ACCESS COMPARTMENT. COMPLETED J/C 26L00021001, J/C 26L00021002, J/C 26L0002100Mar 1, 2018 · N818AW · Airbus A319132SDR AALA201803029004Apu · contaminatedCABIN ODOR REPORTED AND UPON INITIAL TROUBLESHOOTING ACCOMPOLISED AT GATE ISOLATED TO APU NO EXTERNAL LEAKS ON APU BUT IT WAS OVER SERVICED. SERVICED APU TO CORRECT LEVEL RAN PACKS WITH APU STILL HAVE ODOR. MOVED ACFT TO REMOTE NORTH PAD FOR ENGINE RUN AND TO Mar 1, 2018 · N758US · Airbus A319112SDR JGVR20180301002Bellmouth · corrodedBLENDED CORRODED APU EXHAUST DUCT BELL MOUTH, PERFORMED ULTRASONIC THICKNESS AND EDDY CURRENT CRACK INSPECTION AND REPORTED TO TEXTRON FOR DISPOSITION. REINSTALLED DUCT PER TEXTRON MEMO.Mar 1, 2018 · N376QS · Cessna 680CESDR HALA2018030100062Apu · auto shutdownAPU AUTO SHUTDOWN. FOUND FUEL SPLY, FCU, FLOW DIVIDER ASSY FAULTED ON TAXI IN. APU TESTED OK ON THE GROUND IAW AMM 49-00-00-710-801-A. APU STARTED SUCCESSFULLY THREE TIMES. RAN APU FOR 1 HOUR, NO FAULTD NOTED.Feb 28, 2018 · N382HA · Airbus A330243SDR HALA2018022800054Warning Message · false activationAPU STATUS MESSAGE DISPLAYED. PERFORMED A CHECK OF APU AND VISUALLY VERIFIED OIL LEVEL IAW AMM 12-13-49. MESSAGE EXTINGUISHED. OK FOR SERVICE. NO OTHER DEFECTS NOTED ON GROUND.Feb 28, 2018 · N390HA · Airbus A330243SDR HALA2018022700053Apu · malfunctionedSMOKE ODOR IN THE CABIN, FOLLOWED BY APU SHUTDOWN. REMOVED AND REPLACED THE APU IAW TASK CARD E1128-717-49-006. OPS AND LEAK CHECKED GOOD. OK FOR SERVICE.Feb 26, 2018 · N493HA · Boeing 717200SDR AALA201802279027Apu · odorDUE TO CABIN ODOR, ACCOMPLISH CABIN AIR QUALITY IAW J/C 26L00021001. BASED ON FINDINGS, ACCOMPLISH DECONTAMINATION J/C 26L00021004. CHANGED APU IAW JOB CARD 26L31049003, OPS CHECKED GOOD AND PERFORMED JOB CARD 26L00021004, NO FURTHER DISCREPANCIES NOTED.Feb 21, 2018 · N105UW · Airbus A320214SDR WX0A2018022373307Apu · faultySTRONG FUEL SMELL THROUGHOUT ENTIRE PLANE WITH APU AIR ON. R&R APU.Feb 21, 2018 · N863GA · Doug DC983SDR ASAA2018021823691Drain · dirtyDIRTY SOCKS ODOR DURING TAKEOFF & LANDING. ACFT GROUNDED. PERFORMED CONDITIONAL INSPECTION IAW AMM 05-51-56, AND FIM 05-51, TASK 814. PERFORMED APU DRAIN MAST INSPECTION IAW AMM 49-16-11, FOUND THE MIDDLE DRAIN FOR THE LOAD COMPRESSOR SEAL TO BE WET. RAFeb 18, 2018 · N528AS · Boeing 737890SDR WX0A20180221305Inlet · contaminatedMOLDY SOCK ODOR IN COCKPIT. CLEANED OIL RESIDUE FROM INLET AND APU COWLING. R & R BOTH RECIRCULATION FILTERS.Feb 18, 2018 · N215NV · Airbus A320214SDR AALA201802199064Apu · faulty. DURING DESCENT, CABIN AIR HAD MUSTY SMELL LIKE A DIRTY SOCK. PERFORMED CABIN ODOR TROUBLE SHOOTING AND FOUND SOURCE OF ODOR TO BE FROM AUXILIARY POWER UNIT. REPLACED AUXILIARY POWER UNIT.Feb 18, 2018 · N118US · Airbus A320214
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