JASC 4930
Service difficulty reports · 1,087
Reports filed under 4930 · APU Engine Fuel and Control, 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 = '4930' 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 = '4930' 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 HALA20250403098Pressure Switch · faultedETOPS - INFO TO MAINT: ECAM FUEL APU PUMP FAULT CAME ON AFTER START ON TAXI 1N THEN LEEPED. REMOVED LOW PRESSURE SWITCH PER AMM 49-34-11-000-801-A. INSTALLED SWITCH AS NEEDED PER AMM 49-34-11-400-801-A. LEAK CHECK GOOD. OPS CHECK GOOD. OK FOR SVC.SDR HALA20250403097Pump · faultedETOPS - APU AFT FUEL PUMP FAULT ON ECAM PAGE. REMOVED AND REPLACED APU AFT FUEL PUMP PER AMM 28-22-52. OPS CHECK AND LEAK CHECK OKAY. OKAY FOR SERVICE.SDR CALA2025032103045Divider · leakingSTRONG FUEL ODOR W/APU RUNNING AND PACKS ON REF L/P 4230884 FOUND AND FIXED APU FUEL FLOW DIVIDER FUEL LEAK. TAXIED AIRCRAFT FOR 30 MINUTES. NO FUEL SMELL DETECTED IN FLIGHT DECK OR CABIN. OK TO CONTINUE.SDR YENA2025021400153Fcu · failedFLT#34, CDG-BOS. (ETOPS) 'APU AUTO SHUTDOWN; REMOVED AND REPLACED APU FCU IAW AMM 49-32-11. OPS AND LEAK CHECK GOOD. OK FOR SVC.SDR HALA20250123029Actuator · faultedETOPS - APU LP VALVE FAULT MSG ON ECAM. REMOVED AND REPLACED 8QC PUSH BUTTON SWITCH PER ESPM 20-45-22. CONDITION SAME CONTINUE TO TS. REMOVED AND REPLACED LP FUEL SOV ACTUATOR PER AMM 28-29-52. OPS CHECK GOOD. OK FOR SERVICE.SDR DALA2025010700151Actuator · leakingSHIP 686 DURING TAXI ON RAMP STRONG CHEMICAL ODOR IN COCKPIT + FWD GALLEY AFTER SWITCHING FRROM ENG BLEED TO APU BLEED. CORRECTIVE ACTION: FOUND APU IGV ACTUATOR LEAKING APU COMPARTMENT WAS SATURATED. R/ R APU IGV ACTUATOR PER B757 AMM 49-52. NO LEAKS NOTED. VSDR WX0A2024123032244Fuel Control · leaking(AIRCRAFT NOT GROUNDED) ODOR EVENT REPORTED BY F'AS ONB CLIMBOUT SMELLED OBSERVED BY FLIGHT DECK CREW ON DESCENT / LEVEL3, APU INSPECT AND CLEANING. REF. W/O 510942 NR00005 REMOVED & REPLACED APU FUEL CONTROL AND LUBE MODULE. OPS/LEAK CHECK GOOD. REF W/C 21-00SDR AALA202412266743Valve · inoperativeAIRCRAFT WAS GROUNDED: DURING CLIMB OUT APU FUEL VALVE SHOWED OPEN AND APU FLAP SHOWEDOPEN. EXCESSIVE FUEL FLOW FROM LEFT MAIN TANKS AND POSSIBLE APUFUEL LEAK SO DIVERTED BACK TO DFW. MAINTENANCE REPLACED IDG ACTUATOR IAW AMM 49-23-51.SDR SWAA2024120673625Valve · leakingDURING PUSHBACK WITH APU BLEED AIR ON; NOTICED A STRONG SCENT OF FUEL IN THE COCKPIT AND CABIN<[01] FOUND FUEL LEAKING FROM 3 OCLOCK FUEL NOZZLE B-NUT. RESCURED B-NUT AND APU OPS LEAK CHECK GOOD AMM 49-31-14. ALSO; R/R'D SURGE CONTROL V/V PER AMM 49-52-41 PRECSDR YENA2024112501501Fcu · failedFLT#1408, CDG-JFK. (ETOPS) ' APU AUTO SHUT DOWN AT GATE ABOUT 3 MIN AFTER WE GOT THE APU CLASS II MSG; PER PFR, "LOW FUEL PRESSURE" MSG, REMOVED AND REPLACED FCU REF AMM 49-32-11. OPS CHECKS AND LEAK CHECKS OK. NO FAULT PRESENT, REF LP # 4079503, ITEM 1 (PERFOSDR AALA202411206677Fcu · leakingAIRCRAFT WAS GROUNDED: OILY SMELLING FUMES ENTERED THE FLIGHT DECK ON DESCENT OCCURRING APPROXIMATELY AT 10,000 FEET LASTING UNTIL ABOUT 6,000 FEET WITH APU OFF. AFTER LANDING AND ENGINE SHUTDOWN AND SWITCHING TO APU BLEED AFTER IT HAD BEEN RUNNING FOR 3 MINUTSDR AALA202411136100Fcu · leakingAIRCRAFT WAS GROUNDED: DESCENDING THROUGH 10000 FEET STRONG SWEET ODOR BECAME PREVALENT IN THE FLIGHT DECK. JUST AFTER LANDING FLIGHT ATTENDANTS NOTIFIED US OF STRONG GYM SOCK SMELL BETWEEN DOOR 3 AND DOOR 4. CABIN FANS WERE TURNED OFF AND SMELL SUBSIDED SLIGHSDR HALA20241023297Actuator · faultedETOPS - BTB FUEL APU LP VALVE FAULT. REMOVED AND REPLACED APU LP VALVE ACTUATOR PER AMM 28-29-52. OPS CHECK GOOD. SECURITY CHECK GOOD. BTB AGAIN FOR SAME ISSUE. REMOVED AND REPLACED RELAY 6QF, NO CHANGE FAULT STILL ACTIVE AT SHUT DOWN.ECB RERACKED, FAULT CONTISDR AALA202410236100Fcu · leakingAIRCRAFT WAS GROUNDED: DESCENDING THROUGH 10000 FT STRONG SWEET ODOR BECAME PREVALENT IN THE FLIGHT DECK. JUST AFTER LANDING FLIGHT ATTENDANTS NOTIFIED US OF STRONG GYM SOCK SMELL BETWEEN DOOR 3 AND DOOR 4. CABIN FANS WERE TURNED OFF AND SMELL SUBSIDED SLIGHTLSDR IXXA20241019069Actuator · odorPOST FLIGHT CREW REPORTED, STRONG FUEL SMELL AS WE ENTERED THE RAMP. APU IGV ACTUATOR REMOVED AND REPLACED PER BOEING 767-300 AIRCRAFT MAINTENANCE MANUAL 49-52-02. OPERATIONAL CHECK GOOD. LEFT AND RIGHT PACKS ENGAGED UNTIL FUEL SMELLS CLEARED. NO ADDITIONAL FASDR HALA20240923165Valve · faultedETOPS - ON ECAM, APU LP VALVE FAULT FOUND. REMOVED AND REPLACED APU SHUTOFF ACTUATOR PER AMM 28-24-52-400-801-A. CONDITION SAME. REMOVED AND REPLACED RELAY 6QF PER ESPM 20-46-50-01-E ASM 28-29-01. CONDITION SAME. REMOVED AND REPLACED APU LP FUEL SHUTOFF VALVE SDR HALA20240923163Fuel Filter · trippedETOPS - WHILE WORKING TASK CARD #330-493100-01-03 FOUND POP OUT INDICATOR ON APU FUEL FILTER POPPED. REMOVED AND REPLACED FUEL FILTER PER AMM 49-32-41-960-802-A. OPS TEST GOOD. LEAK CHECK GOOD. OK FOR SERVCE.SDR YENA2024091601270Pump · failedFLT#1388, LAX-BOS. (ETOPS) 'APU FUEL LOW PRESSURE ( APU SYSTEM A321NEO ETOPS ); REMOVED & REPLACED APU FUEL PUMP REF AMM 28-22-51 & OPS CHECK GOOD. LEAK CHECK GOOD. THIS ACTION CLEARS THIS MDDR. MX-4 UPDATED & MCC NOTIFIED.'SDR YENA2024091301268Pump · failedFLT#1388, LAX-BOS. (ETOPS) 'APU FUEL LO PR; REMOVED AND REPLACED APU FUEL LP SWITCH IAW AMM 28-22-14. NO HELP. SLAVED APU FUEL VENT RELAY (6QC). NO HELP. MOVED DEFECT TO LP 4027778-2 (REMOVED AND REPLACED APU FUEL PRESSURE SWITCH (7QC) IAW AMM 28-22-15. NO HESDR HALA20240830248Fcu · faultedETOPS - APU AUTO SHUT DOWN. FOLLOWED TSM 49-00-81-810-835-A AND REPLACED FCU AS PER AMM 49-32-11. OPERATION AND LEAK CHECK NORMAL. AIRCRAFT OK FOR SERVICESDR AALA202408269163Return Line · leakingAIRCRAFT WAS GROUNDED: STRONG FUEL ODOR IN CABIN DURING PUSHBACK WHEN RUNNING PACKS ON APU BLEED VALVE. DURING INSPECTION OF APU COMPARTMENT, FOUND EVIDENCE OF OIL LEAK FROM THE AFT BEARING RETURN TUBE. REMOVED AND REPLACED AFT BEARING RETURN TUBE. PER HONEYWESDR YENA2024072401034Pump · failedFLT#534, SFO-BOS. (ETOPS) 'APU FUEL LO PR ( APU SYSTEM A321NEO ETOPS ); REMOVED AND REPLACED APU FUEL PUMP IAW AMM 28-22-51 OPS / LEAK TEST GOOD. THIS CLEARS MDDR 554682. MX-4 UPDATED. PLACARDS REMOVED.'SDR YENA2024072201024Pressure Switch · failedFLT#534, SFO-BOS. (ETOPS) 'REF LOG PAGE 3977251-2 (APU FUEL LO PR ( APU SYSTEM A321NEO ETOPS )) APU LOW FUEL PR; REMOVED AND REPLACED APU FUEL PRESSURE SWITCH IAW AMM 28-22-15.'SDR IPXA2024071866359Fuel Sys · leakingSTRONG SMELL OF FUEL IN COCKPIT FOUND FUEL LEAKING FROM APU DRAIN MAST WHILE APU AND #2 ENGINE RUNNINGSDR DALA2024071707209Fuel Sys · leakingSHIP 3257 DISC: FUMES DETECTED ON AIRCRAFT WITH APU BLEED, SMELL/ODOR OF FUEL NOTICED ON FLT DECK & CABIN, POST WALK AROUND NOTED LARGE FUEL PUDDLE ON GROUND UNDERNEATH APU. C/A: PER MC PERFORMED LEVEL A. DECOMTAMINATIAN OF THE ECS PER W/C 2100-2007 OPS CK GOOSDR YENA2024071100947Pressure Switch · faultedFLT#2289, AMS-JFK. (ETOPS) 'PRIOR TO DEPARTURE CREW REPORTED APU LO FUEL PRESS MESSAGE ON APU PAGE ( APU FUEL PUMP ); REF TSM 28-22-00-810-801-A. REMOVED AND REPLACED APU FUEL PUMP IAW AMM 28-22-51-000-001-A. FIN 4QC. OPS CHECK OKAY. MX-4 UPDATED AND PLACARD SDR HALA20240624169Drain Mast · leakingETOPS - APU DRAIN MAST ( FWD ) LEAKING FUEL / SURGE VALVE. REMOVED AND REPLACED APU SURGE VALVE PER AMM 49-51-52 & OPS CHECK GOOD NO LEAKS NOTED @ THIS TIME.SDR AALA202407021886Fcu · leakingAIRCRAFT WAS GROUNDED: DURING DESCENT THRU 10000, THERE WAS A STRONG ACRID SMELL THROUGHOUT THE CABIN. THE ODOR WAS SLIGHTLY BETTER AFTER TURNING PACK 1 OFF. THE STRONGEST SMELL WAS NOTICED IN THE AFT OF THE CABIN. **ORIGINAL REPORT WAS AALA202406193482** MAINSDR F3LA2024061800092Actuator · leakingSTRONG ODOR DETECTED BY 3 AFT FLIGHT ATTENDANTS AFTER APU BLEED TURNED ON AT GATE AC WAS GROUNDED AS RESULT. COMPLIED WITH INSPECTION OF STRONG ODOR COMING FROM APU BLEED IAW TSM 05-50-00-810-831-A. FOUND FUEL LEAK COMING FROM IGV ACTUATOR WHEN APU RUNNING.SDR NACA2024061201Valve · intermittentIN CRUISE FLIGHT APU FUEL VAL EICAS INTERMITTENT FOR 10 MINUTES. AFTER THAT IT WENT AWAY. PERFORMED OPERATIONAL CHECK ON APU FUEL FEED SYS AS PER AMM 28-25-00, OPS CHECK GOOD.SDR SWAA2024061200922Drain Mast · missingAPU FUEL FEED DRAIN MAST MISSING<[01] INSTALLED APU FUEL FEED DRAIN MAST REF AMM 28-25-07.SDR NACA2024060200001Fuel Control · failedAPU FAULT ON START. REMOVED AND REPLACED APU FUEL CONTROL UNI IAW B767 AMM 49-31-01 OPS CHECK GOOD.SDR AALA202405287769Fmu · inoperativeAIRCRAFT WAS GROUNDED: MAINTENANCE STARTED APU SMELL OF HOT WIRES IN CABIN. MAINTENACE REPLACED APU FUEL MODEULE ASSEMBLY IAW AMM 49-31-01-OA. REF LP 7104072.SDR HALA20240513130Pump · inoperativeETOPS - APU FUEL MESSAGEL FUEL LOW PRESSURE. PERFORMED TSM 28-22-00-810-801-A AND OPS CHECK APU FUEL LOW PRESSURE CIRCUIT PER AMM 49-31-00-710-003 FOUND APU FUEL PUMP INOP (4QC). REMOVED AND REPLACED APU FUEL PRESS SWITCH PER AMM 28-22-51 COND SAME. REMOVED ANSDR HALA20240509129Fuel Line · leakingETOPS - APU FUEL LINE LEAKING NEAR AFT LOWER AREA OF APU. PN:3889352-1. IPC 49-21-84-30A ITEM #400. REPLACED APU ACTUATOR SUPPLY PIPE PN:3883952-1 PER AMM 49-32-11 & 49-23-51. OPS CHECK & LEAK CHECK OF OF APU OK.SDR AALA202405035633Fcu · leakingAIRCRAFT WAS GROUNDED: THE AIRCRAFT DECLARED AN EMERGENCY AND DIVERTED TO DFW DUE TO A DIRTY SOCK SMELL ORIGINATING IN THE AFT GALLEY AREA THAT TRAVELED TO THE LAST 3 ROWS. SMELL WAS NOTICED AT CRUISE AND BECAME STRONGER DURING DECENT AND LANDING. THERE WERE NSDR AALA202404259737O-Ring · leakingAIRCRAFT WAS GROUNDED: DESCENDING THROUGH 18000 FT FLIGHT CREW REPORTED A STRONG MUSTY DIRTY SOCK FUMES, CONTINUED TO LANDING. MAINTENANCE FOUND OIL LEAKING OUT OF THE APU FUEL CONTROL UNIT DRAIN. MAINTENANCE REPLACED THE O-RING ON THE APU FUEL CONTROL UNIT SESDR AALA202404257863O-Ring · leakingAIRCRAFT WAS GROUNDED: AFTER LANDING FLIGHT ATTENDANTS REPORTED THAT DURING DESCENT(APPROXIMATELY THROUGH 10,000FT A SIGNIFICANT DIRTY SOCKS SMELL WAS NOTICED IN THE MID CABIN FORWARD OF THE MID LAVATORY. THE SMELL MOVED FURTHER AFT AND DID NOT BEGIN TO DISSIPSDR IPXA2024050293464Fuel Line · dentedAPU FUEL FEED TUBE DENT STA 1629, LEFT SIDE. (TUBE PN: 346T0003-11) .I.A.W AMM 28-25-05-004-036 REV 142 AND AMM 28-25-05-404-084 REV 142 REPLACED THE TUBE, AND LEAK CHECK RESULT WAS NO LEAK FOUND.SDR DALA2024041804546Fuel Line · chafedSHIP 3357 WITH APU BLEED "ON" STRONG OIL SMELL IN FLIGHT DECK. CORRECTIVE ACTION: REPLACED CHAFED FUEL LINE AND REPLACED RECIRC FILTERS. CLEANED APU COMPT AND DUCTS. OK FOR SERVICE. (0297760)SDR DALA2024041804547Fuel Line · chafedSHIP 3357 WITH APU BLEED "ON" STRONG OIL SMELL IN FLIGHT DECK. CORRECTIVE ACTION: REPLACED CHAFED FUEL LINE AND REPLACED RECIRC FILTERS. CLEANED APU COMPT AND DUCTS. OK FOR SERVICE. (5592998)SDR CALA2024032900902Actuator Valve · leakingFUEL LEAKING FROM FUSELA GE NEAR LEFT MAIN LANDIN G GEAR FOUND APU SHUTOFF VALVE LEAKING. SECURING CLOSED. PULLED FOR TIME. BREAKER. PRESSURIZED ALL PUMPS. LEAK STOPPED. APPLYING MEL 2825A NEW VALVE PLACED IN FLIGHT DECK. VERIFY P/N AND RTS IF NOT NEEDED. MEL SDR I5PA2024032675702Solenoid · inoperativeFLT NO: N/A (MX INSP.) ESI - APU INOP. R/R FUEL FLOW DIVIDER SOLENOID PER AMM 49-31-03.SDR AALA202404258228Tube · cloggedAIRCRAFT WAS GROUNDED: FUME EVENT ON TAKEOFF FROM PHL TO UVF. THE SCENT WAS THAT OF RESIDUAL DEVICE FLUID. IF EVENTUALLY DISSIPATED AFTER 15 MINUTES. IT REAPPEARED DURING DESCENT (10000 FT) VERY STRONG. MAINTENANCE FOUND THE APU OIL COOLING FAN AND APU GEARBOSDR J6BA2024061000226Fuel Line · cutAT CRUISE FL310 WE COULD SMELL A MODERATELY STRONG EXHAUST SMELL SIMILAR TO OIL OR GAS BURNING. THIS WAS STRONGEST IN THE FLIGHT DECK BUT ALSO NOTICEABLE IN THE CABIN. THE SMELL DISSIPATED DURING DESCENT AND HAD NOT BEEN PRESENT IN THE CLIMB OUT. (FLIGHT 4910 SDR SWIA2024053000226Fuel Line · cutAT CRUISE FL310 WE COULD SMELL A MODERATELY STRONG EXHAUST SMELL SIMILAR TO OIL OR GAS BURNING. THIS WAS STRONGEST IN THE FLIGHT DECK BUT ALSO NOTICEABLE IN THE CABIN. THE SMELL DISSIPATED DURING DESCENT AND HAD NOT BEEN PRESENT IN THE CLIMB OUT. (FLIGHT 4910 SDR AALA202401312965Fuel Control · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED COMMING INTO SJU DUE TO THE FLIGHT ATTENDANTS REPORTING DURING DESCENT AND LEAVING 35,000' A MUSTY OR DIRTY SOCKS SMELL IN REAR OF AIRCRAFT. SMELL WAS WORSE AT 34-35,000' AND AT 4,000' ON ARRIVAL IT DISSIPATED ESDR YENA2024011900074Fcu · failedFLT#523, JFK-LAX. (ETOPS) "APU AUTO SHUTDOWN ( APU SYSTEM A321NEO ETOPS ); REMOVED AND REPLACED FCU IAW AMM 49-41-00. PERFORMED OPS TEST OF APU PER 24-41-00 OF THE AMM. TEST NORMAL. NO LEAKS NOTED. MDDR CLEARED. MX-4 UPDATED. PLACARD REMOVED. MCC NOTIFIED.'SDR AALA202401161593Fuel Control · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR IN FLIGHT DECK AND CABIN DURING DESCENT. THROUGH11,000 FT ODOR DISSIPATED IN A FEW MINUTES. APU OFF. ENG ANTI ICE SELECTED ON JUST PRIOR TO ODOR. MAINTENANCE REPLACED THE APU FUEL CONTROL UNIT AND ACCOMPLISHED A SATISFACTSDR VNAA2024010611101Unknown · unknownAFTER LANDING AND STARTING THE APU, VERY STRONG FUEL SMELL IN COCKPIT AND PAX CABIN / REMOVED AND REPLACED APU IAW CRJ 700 AMM 49-10-00-000/400-801-A02-PSA. OPS CHECK GOOD AT THIS TIME. LEAK CHECK GOOD AT THIS TIME, NO FUEL SMELL PRESENT IN AIRCRAFT AT THIS TI
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