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 NACA2024082800001Apu · faultedAPU FAULT AT START. ERASED AUTO-EVENT FOR APU PAGE PER FIM 49-11 FT 949. PERFORMED OPS CHECK PER AMM 49-11-00 OPS CHECK GOOD.Aug 28, 2024 · N565NC · Boeing 7673BGSDR AALA202408272218Apu · shutdownAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO JAX DUE TO THE FLIGHT CREW REPORTING THAT WITH THE #2 ENGINE IDG INOPERATIVE AND ON MEL, THE APU AUTO SHUTDOWN IN FLIGHT AT FL330. THE AIRCRAFT LANDED SAFELY AT JAX WITHOUT FURTHER IAug 26, 2024 · N142AN · Airbus A321231SDR DALA2024082308388Inlet · contaminatedSHIP 3251 DISC: AT GATE (BNA) APU BLEED ON STRONG ACRID (SMELL IN FLIGHT DECK ONLY) APU BLEED OFF SMELL IS NO LONGER PRESENT. ENG NOT RUNNING. C/A: DURING INSPECTION OF APU ODOR IAW A320 AMM 49-00 FOUND APU INLET SHROUD COVERED W/ OIL. C/W W/C 2100-2005. NO ISAug 21, 2024 · N351NW · Airbus A320212SDR I5PA2024082168803Apu · inoperativeFLT NO: N/A (MX INSP.) ESI - APU INOP. R/R APU.Aug 21, 2024 · N688SL · Boeing 757230SDR AALA202408190740Inlet · contaminatedAIRCRAFT WAS GROUNDED: UPON LANDING AND AFTER APU START THERE WAS AN UNUSUAL ODOR NOTICED BY THE ENTIRE CREW. IT WAS AT THE FRONT AND AFT OF THE AIRCRAFT. DIFFERENT THAN A FUEL SMELL AND CAME ON EVERY TIME THE APU BLEED WAS CYCLED. ACCOMPLISHED FIM 49-52-00Aug 15, 2024 · N336TM · Boeing 737823SDR YENA2024080501072Apu · failedFLT#1908, CDG-JFK. (ETOPS) DUE TO APU DEFERRAL, APU REQUIRES REPLACEMENT; INSTALLED APU IAW TASK CARD #A320-49-11-11400-004 UP UNTIL STEP 19. DURING OPS CHK OF APU; APU FAILS AUTO SHUTDOWN. REF 3321836,ITEM #2 (MDDR 555637 (REF L/P# 3321847, ITEM#2 (REMOVED ANAug 2, 2024 · N4062J · Airbus A321271NXSDR AALA202407310377Apu · contaminatedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS SMOKY ODOR IN AFT CABIN DURING DESCENT. MAINTENANCE CLEANED APU OIL COOLING FAN DUCTING AND THE APU INTAKE PER TASK CARD 26T31049006.Jul 28, 2024 · N8027D · Airbus A319115SDR DALA2024072407434Inlet · dirtyUPON ACTIVATION OF APU BLEED CABIN FILLED WITH FUMES STRONGEST AT AFT ROWS. DISAPATED WITH BLEED SHUTOFF. C/A: ACFT WAS NO FLT. NO OIL/HYD USAGE. NO EVIDENCE OF OIL IN APU COMPARTMENT.. APU INLET FOUND VERY DIRTY. REF LOG 6137579 FOR APU MEL. R/R BOTH RECIRC FJul 22, 2024 · N351NW · Airbus A320212SDR CALA2024072600290Bleed Valve · inoperativeNO DUCT PRESS HISTORY... VALVE IN THE CLOSED POSTION, STICKER APPLIED. APU BLEED VALVE IN CLOSED POSITION MEL 4901A NOT A MAJOR REPAIR ENTERED IN ERRORJul 18, 2024 · N61887 · Boeing 737924ERSDR AALA202407168720Inlet Guide Vane · leakingAIRCRAFT WAS GROUNDED: STRONG SMELL OF FUEL IN THE CABIN AND FLIGHT DECK. FOUND APU INLET GUIDE VANE ACTUATOR LEAKING FUEL, REMOVED AND REPLACED APU INLET GUIDE VANE ACTUATOR. PER AMM 49-52-12 LEAK AND OPERTIONAL CHECK GOOD.Jul 15, 2024 · N940AN · Boeing 737823SDR SCNA20240716275Apu · shutdownAPU SHUTDOWN AT FL39000. DIVERSION TO OMA. APU LOW PRESSURE LIGHT ILLUMINATED. PERFORMED FIM 49-65 TASK 801. NO CURRENT FAULTS NOTED. OKAY FOR SERVICE.Jul 15, 2024 · N824SY · Boeing 73785PSDR DALA2024071307096Compressor · contaminatedSHIP 3236 DISC: ON SHORT FINAL LANDING MSP FA CALLED AND REPORTED A STRANGE SMELL THROUGHOUT THE CABIN. NOTHING DETECTED IN FLT DECK. DISAPPEARED WITH APU AIR ON AFTER LANDING - ON GRD FA REPORTED DIRTY SOCK ODOR. C/A: C/W AMDS 0550-2002, 4900-2001, 4916-2001,Jul 12, 2024 · N336NW · Airbus A320212SDR NACA2024070400001Egt Indication · illuminatedAPU FAULT DURING TAXI IN, HIGH EGT THEN SHUTDOWN. DEFERRED PER MEL 49-11-01A. PERFORMED DETAIL VISUAL INSPECTION OF EGT THERMOCOUPLES, NO DEFECTS NOTED. INSPECTED MAGNETIC CHIP DETECTORS IAW AMM 49-27-04. NO FAULTS FOUND.Jul 4, 2024 · N379CX · Boeing 767323SDR AALA202407128827Cooling Fan · leakingAIRCRAFT 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. **SUPPLEMENTAL REPORT FOR AALA202407058827: MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING Jul 2, 2024 · N90024 · Airbus A319115SDR AALA202407120636Cooling Fan · leakingAIRCRAFT 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 PERJul 1, 2024 · N90024 · Airbus A319115SDR DALA2024062506459Inlet · dirtySHIP 3144 GETTING ONBOARD AIRCRAFT HAD PUNGENT DIRTY SOCK SMELL FRONT OF AIRCRAFT. CORRECTIVE ACTION: CLEANED APU DOOR, INLET PER A319 AMM 12-12. PERFORMED ECS DECON STAGE 1 AND 2 REF AMDS CARDS 2100-2003, 4900-2001, AND 0550-2002 COMPLETE. (5997134)Jun 25, 2024 · N344NB · Airbus A319114SDR DALA2024062506460Inlet · contaminatedDIRTY SOCK SMELL REPORTED BY OUT BOUND CREW. APU OIL FOUNDIN APU INLET. WORK CARDS 0550-2002, 4900-2001, 2100 -2003 ACS DECON STAGES 1&2 COMPLETE. NO ADDITIONAL SMELLS. APU REPLACED IAW AMM 49-01.Jun 23, 2024 · N344NB · Airbus A319114SDR ABXA20240619118Apu · auto shutdownAPU SHUT DOWN AFTER AC LEFT THE BLOCK AC RETUREN TO BLOCKS AND MAINTENANCE GROUNDED AC AND DEFERRED THE APU IAW 49-11-1B AND RETURNED TO SERVICE AND AC DEPARTED .Jun 19, 2024 · N364CM · Boeing 767338SDR ABXA20240618116Apu · auto shutdownAPU SHUT DOWN DURING PUSH, AC RETURUNED TO GATE AND MANTENANCE GROUNDED AC AND DEFERRED APU FOR FLIGHT IAW MEL ABX-49-11-1A AND RETURNED AC TO SERVICE AC DEPARTEDJun 18, 2024 · N364CM · Boeing 767338SDR AALA202407019688Apu · contaminatedAIRCRAFT WAS GROUNDED: DIRTY SOCKS SMELL IN CABIN AND FLIGHT DECK DURING DESCENT AT BELOW 10, 000 WHEN HP VALVE OPEN. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU PER APU SMOKE ODOR FUMES INITIAL TROUBLESHOOTING TASK CARD 26L00021001. MAINTENANCE ACJun 16, 2024 · N9002U · Airbus A319115SDR ABXA20240612111Apu · inoperativeDURING TAXI DURING #2 ENGINE START NO APU AIR ,ACFT RETURNED TO GATE AND MAINTENANCE GROUNDED ACFT . AND DEFERRED THE APU IAW ABX-MEL-49-11-1A AND RETURNED AC TO SERVICE FOR DEPARTUREJun 12, 2024 · N783AX · Boeing 767281SDR AALA202406257757Vent Line · cokedAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT ON APPROACH AT IDLE SLIGHT FUMES NOTED. AT GATE WITH APU ON PACKS ON FUMES BECAME WORSE ON FLIGHT DECK AND IN CABIN. MAINTENANCE FOUND THE APU GEARBOX VENT LINE HAD EVIDENCE OF COKING AND CLEANED THE VENT LINE Jun 4, 2024 · N9022G · Airbus A319115SDR AALA202406250245Carbon Seal · leakingAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT ON APPROACH AT IDLE SLIGHT FUMES NOTED. AT GATE WITH APU ON PACKS ON FUMES BECAME WORSE ON FLIGHT DECK AND IN CABIN. **ORIGINAL REPORT WAS AALA202406057757** MAINTENANCE FOUND THE APU GEARBOX VENT LINE HAD EVIDEJun 4, 2024 · N9022G · Airbus A319115SDR NACA2024053100001Warning Light · false activationAPU FAULT LIGHT CAME ON WHEN WE TRIED TO START THE APU AT THE GATE PHNL. GROUNDF EQUIPMENT LIGHT WAS FLICKERING AT EVERY STATION WHEN CONNECTED TO GPU. PERFORMED OPS CHECK ON APU PER AMM 49-11-00. ABLE TO START APU AT FIRST ATTEMPT, NO TROUBLE FOUND.May 31, 2024 · N321CM · Boeing 767323SDR 2024FA0000416Apu · inoperativeAPU INOPMay 31, 2024 · N744AX · Boeing 767232SDR HALA20240522142Apu · seizedETOPS - DUE TO APU SIEZED, NEED TO CHANGE APU ASSY. REMOVED APU PER T/C 330-49-HWI-02. COMPLETED REMAINING STEPS OF WO 299520, T/C 330-49-HWI-02 APU REMOVAL/INSTALLATION. LEAK CHECK AND SECURITY CHECK OK.May 20, 2024 · N374HA · Airbus A330243SDR NACA202405182024Apu · unknownAPU WOULD NOT START ON TAXI IN. PERFORMED APU START OPS CHECK GOOD 1ST ATTEMPT PER AMM 49-11-00May 18, 2024 · N565NC · Boeing 7673BGSDR DALA2024051405164Compressor · contaminatedSHIP 3260 DISC: VERY NOTICABLE OILY SMELL IN COCKPIT AND CABIN UPON ENTRY OF AIRCRAFT. AIRCRAFT WAS AT GATE FOR APROX 1 HOUR W/ AMP OPERATING PACK 1 + 2, NO GROUND CONDITIONED AIR. C/A: OND SIGNS OF COMPRESSOR OIL INSIDE THE DUCT UPSTREAM OF LOAD CONTROL VALVEMay 9, 2024 · N360NW · Airbus A320212SDR NACA2024050700001Bypass Valve · failedDURING APU HEALTH CHECK, APU AUTOSHUTDOWN, ECU SHOWS HIGH OIL TEMP. REMOVED AND REPLACED OIL COOLER BYPASS VALVE IAW AMM 49-27-10 LEAK AND OPS CHECK OK.May 7, 2024 · N399CM · Boeing 767323SDR AALA202405242859Apu · contaminatedAIRCRAFT WAS GROUNDED: BOTH AFT FLIGHT ATTENDANTS ADVISED STRONG ODOR EVENT STARTED APPROXIMATELY 10 MINUTES PRIOR TO LANDING. NOT NOTICEABLE IN THE FLIGHT DECK. SMELL MOSTLY DISSIPATED BY 10 MINUTES AFTER ARRIVAL AT GATE. MAINTENANCE FOUND A RESIDUAL HYDRAUMay 6, 2024 · N111US · Airbus A320214SDR DALA2024050704970Inlet · contaminatedSHIP 3274 DISC: AT PUSH BACK APU BLEED WAS SELECTED ON. STRONG "DIRTY SOCK" SMELL IN COCKPIT APU BLEED WAS SELECTED OFF. WHEN MX BOARDED AIRCRAFT MECHANIC SAID SMELL WAS PRESENT IN FWD GALLEY AND BY EXIT ROW. APU WAS SELECTED OFF AND SMELL DISIPATED. C/A: FOUNMay 5, 2024 · N374NW · Airbus A320212SDR YENA2024050200697Apu · contaminatedFLT#813, HPN-FLL. 'CABIN ODOR EVENT; COMPLIED WITH INFO NOTICE 2017-T015J IDENTIFIED ODOR EVENT AS TYPE 1 LVL A. APU FOUND CONTAMINATED WITH OIL. PERFORMED ECS DECON LVL A SECTION B2 OF INFO NOTICE AND TSM 05-50-00-810-831-A. & 49-00-00-200-811. CABIN AIR QUALMay 1, 2024 · N630JB · Airbus A320232SDR HALA20240429119Apu · shutdownAPU IFSD-DMI# 533711 APU AUTOSHUT DOWN ( APU SYSTEM (ETOPS 120 RESTRICTED) ) RECEIVED NO FLAME FUEL SUPPLY /FCU (59KFA) /FLOW DIVIDER ASSY 59KF25 WITH FAULT CODE 155 T/S 28-22-00 FOUND AIR IN FUEL LINE BLEED PER AMM 28-22-00 OPS CHECK GOOD STARTED APU 3 TIMESApr 27, 2024 · N4649K · Airbus A330243FSDR HALA20240422110Apu · unknownAPU SHUTDOWN TWICE. T/S IAW TSM 49-62-00-810-838-A AND NO FAULTS FOUND. APU OPS CHECKED GOOD IAW AMM A330-300F AMM 49-00-00-810-801.Apr 21, 2024 · N4649K · Airbus A330343SDR DALA2024041704504Plenum · contaminatedWHEN SWITCHING TO APU BLEED AFTER ENGINE SHUTDOWN WE SMELLED STRONG FUEL SMELL. PERFORMED GVI OF APU COMP/T, FOUND FUEL INGESTED IN PLENUM AND WICKING OUT OF ACCESS DOORS. FOUND NO BAD FUEL LINES/LEAKS ON APU ASSY. SUSPECT BAD BAD DRAIN ASSY BELLOWS ON APU PLApr 14, 2024 · N374NW · Airbus A320212SDR NACA2024041100003Apu · inoperativeAPU INOP, WOULD NOT START ON LANDING AFTER 3 ATTEMPTS. ACCOMPLISHED APU FIM 49-11 FT 958 BITE PROCEDURES, START PROCEDURE SUCCESSFUL.Apr 11, 2024 · N321CM · Boeing 767323SDR NACA2024040900001Door · warning messageAPU DOOR EICAS MESSAGE. APU DOOR REMAINS OPEN. REMOVED AND REPLACED C868, PERFORMED APU OPS CHECK IAW 49-11-00 OPS CHECK GOOD.Apr 9, 2024 · N566NC · Boeing 7673BGSDR DALA2024041004267Apu · sparksSHIP 1813 RAMP SUPERVISOR REPORTS ABUNDANCE OF SPARKS FROM APU TAIL CONE UPON APU START PRIOR TO MOVING AIRCRAFT. DUE TO REPORTS OF POSSIBLE INTERNAL 4900FAILURE OF APU, REMOVED & REPLACED APU ASSY AS PER W/C 74-4910-9-0010. OPS CHECK OK. (5807842)Apr 9, 2024 · N837MH · Boeing 767432ERSDR I5PA2024041275701Switch · faultyFLT NO: N/A (MX INSP.) ESI - APU AUTO SHUTDOWN. R/R APU GEN FILTER SWITCH PER AMM 49-27-03. OPS CHECK NORMAL.Apr 6, 2024 · N757QM · Boeing 75729JSDR DALA2024040103932Apu · contaminatedAIRCRAFT 5005, RETURNED TO GATE FOR ODD SMELL FROM PAX. AIRFLOW SMELL GOT WORSE ONCE ENGINE START AND APU TURNED OFF. FLIGHT ATTENDANTS COMPLAINED OFF A HEADACHE. CORRECTIVE ACTION: REPLACED APU, CLEANED APU COMPARTMENT AND REPLACED RECIRCULATION FILTERS. (LP Mar 28, 2024 · N505DZ · Airbus A321271NXSDR NACA2024032100002Ecu · failedAPU SHUT DOWN AT BLOCK IN. DEFERRED APU PER MEL 49-11-01A CAT C. ACCOMPLISHED FIM 491-11 FT 988 REMOVED AND REPLACED M206 ECU PER B767 AMM 49-61-05 OPERATIONAL TEST GOOD. UNIT IS UNKNOWN TO TRAX.Mar 21, 2024 · N399 · Boeing 767323SDR DALA2024032203685Apu · unknownSHIP 3133 - ATB - RETURNED TO SLC DUE TO AN APU EMERGENCY SHUTDOWN MESSAGE AFTER TAKEOFF. THE APU WAS NOT IN USE AT THE TIME OF THE MESSAGE. JAC OPERATIONS SHOWED NO AIR START CART AVAILABLE ON THEIR OPS PAGE. RETURNED TO SLC. CORRECTIVE ACTION: PERFORMED APU Mar 20, 2024 · N333NB · Airbus A319114SDR ABXA2024031558Apu · shutdownAPU SHUTDOWN ON PUSHBACK AC RETURNED TO THE GATE AND MAINTENANCE GROUNDED AC . AND DEFERRRED THE APU FOR DEPARTURE IAW MEL ABX-49-11-1A AND RETURNED AC TO SERVICE. AC DEPARTEDMar 15, 2024 · N364CM · Boeing 767338SDR SWAA2024030759750Engine · overspeedAPU OVERSPEED/SHUTDOWN IN FLIGHT<[01] ACCOMPLISHED FIM 49-30 TASK 802 ; APU NORMAL OPERATION REF AMM 49-11-00-710-801Mar 6, 2024 · N8663A · Boeing 7378H4SDR DALA2024030402988Inlet · obstructedSHIP 3123 NOTED SLIGHT BURNING SMELL. TURNED OFF APU BLEED TO TROUBLESHOOT AND APU AUTO-SHUT DOWN WITHIN A FEW SECONDS. CORRECTIVE ACTION: OUND SNOW AND ICE IN APU INLET. REMOVED SNOW AND ICE AND OPS NORMAL AT THIS TIME. IAW A319 AMM 49-00. NO BURNING SMELLS NMar 3, 2024 · N323NB · Airbus A319114SDR YENA2024030600357Cooling Fan · failedFLT#1289, EWR-SJU. 'FUME EVENT DURING DESCENT THROUGH 8000' ( APU SYSTEM ); REMOVED AND REPLACED APU COOLING FAN ASSY IAW AMM 49-52-00. PLACARD REMOVED. MX-4 UPDATED.'Mar 1, 2024 · N519JB · Airbus A320232SDR FDEA202402160165Duct · damagedDURING SVC WHILE DOING A LEAK INSPECTION ON APU AREA FOUND APU SURGE DUCT CASING BROKEN AND MISSING MATERIAL RELEASED FOR SERVICE PER MEL : 49-11-01. REMOVED AND REPLACED APU PER MM 49_11_01_4_0 PERFORMED OPERATIONAL TEST ON APU PER MM 49_11_00_2_0 ALL TFeb 16, 2024 · N912FD · Boeing 75728ASDR HALA20240216043Apu · shutdownATB - APU FAULT,APU AUTO SHUTDOWN, FAILED TO RESTART ABOUT 1 HR OUT MOC RECMD TURN BACK. FOUND FAULT LOP SW/OIL PUMP/DEOIL FUEL SUPPLY/FCU/FLOW DIVIDER- FOUND METAL SHAVINGS ON GEARBOX SIDE LAST CHANCE FILTER/ SCAVENGE PUMP FILTER. METAL DEBRIS IN GEARBOX OIFeb 15, 2024 · N374HA · Airbus A330243SDR YENA2024021200260Valve · failedFLT#2123, JFK-LAX. (ETOPS) 'APU CLASS II MAINTENANCE MESSAGE DISPLAYED ON ECAM. ( CLASS II MAINTENANCE MESSAGES DISPLAYED); FOUND APU LOAD CONTROL VALVE AT FAULT. REMOVED AND REPLACED APU LOAD CONTROL VALVE IAW AMM 49-51-51. ALL CHECKS GOOD CLASS II MESSAGE CLFeb 8, 2024 · N4074J · Airbus A321271NSDR DALA2024020901834Apu · contaminatedAIRCRAFT 1016, CREW REPORTED ON SHORT FINAL HAD A DIRTY SOCK/CHEESY/GLUE SMELL IN COCKPIT. F/O DAWNED MASK AND LANDED SAFELY. CORRECTIVE ACTION: DUE TO EVIDENCE OF RESIDUAL DE-ICING FLUID CONTAMINATION OF APU INLET SCREEN. DETAIL CLEANED APU AND REPLACED RECIRFeb 8, 2024 · N116DN · Airbus A321211
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