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 MASA2011022301999Fitting · looseJET FUEL ODOR WHEN OPER PACK FROM APU. MX SECURED FUEL FITTING AT FIRE BOX.SDR UALA2011022100865Fuel Line · kinkedAPU FUEL SUPPLY LINE IN KINKED THAT GOES FROM FCU TO FIREWALL. REPLACED FUEL LINE, LEAK CHECKED GOOD.SDR UALA2011021400782Actuator · stuckAPU VALVE STUCK IN OPEN POSITION. DEACTIVATED APU FUEL SHUTOFF VALVE IN THE CLOSED POSITION. DF-38 IS IN CONJUNCTION WITH THIS DEFERRAL. REPLACED APU FUEL SHUTOFF ACTUATOR. OP CHECKED NORMAL.SDR C2XA11RI020Fcu · defectiveFLIGHT 2762 - EWR - FLIGHT CREW REPORTED STRONG SMELL OF OIL AND FUEL WITH APU RUNNING. MX REMOVED AND REPLACED APU FCU AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.SDR UALA2011020700642Line · leakingAPU FUEL LINE SHROUD LEAKING FUEL. DRAINED APPROX 1 GAL OF FUEL FROM FUEL LINE SHROUD, WAITED 10 MIN FUEL CAME OUT OF DRAIN IN A STREAM DRAINED APPROX 4 OZ OF FUEL, WAITED 2 HRS DRAINED APPROX 1 PT OF FUEL FROM LINE, FUEL LEAK RATE EXCEEDS 1 DROP IAW MIN REF SDR MASA2011012901823O-Ring · leakingAPU LEAKING FUEL. MX R2 FUEL FILTER BOWL O-RING.SDR UALA2011011900312Fuel Nozzle · leakingSTRONG ODOR OF FUMES IN COCKPIT AND CABIN. WORSE TOWARDS BACK OF CABIN. ODOR IS RAW FUEL NOT FUMES. FOUND FUEL LEAKING FROM FUEL NOZZLE AT 9 O'CLOCK POSITION. RESEATED NOZZLE ASSY AND RESEATED FUEL NOZZLE. RAN APU NO LEAKS. REPLACED BOTH RECIRC FILTERS ANSDR UALA2011011300215Actuator · out of positionFUEL ISLN VALVE APU FUEL ISOLATION VALVE POSITION IS NOT IN COMMANDED POSITION. REPLACED APU FUEL ISOLATION VALVE ACTUATOR. OPS NORMAL.SDR A6WA201040975Valve · malfunctionedAPU WOULD NOT START ON 1ST ATTEMPT, STRONG ODOR OF JET FUEL, BLEEDS REMAINED ON ENGINE BLEEDS. RAN APU SEVERAL TIMES, NO PROBLEMS STARTING, APU, NO LEAKS NOTED, R & R BOTH PACK COALESCER BAGS IAW AMM 21, R & R APU FUEL COMBUSTOR DRAIN VALVE IAW AMM 49, RAN APSDR MASA2010122901569Manifold · leakingFUEL LEAK IN AFT EQUIP BAY, INSPECTED AND FOUND A LEAKING FUEL NOZZLE. MX R2 SECONDARY FUEL MANIFOLD.SDR ASAA1058693Fuel Control · failedAPU FAULT LIGKT W/2 START ATTEMPTS AND QRH CHECK LIST. FAULT CODE 49 41011 FCU RESOLVER. MAINT CODE 49 31175 FUEL FLOW DOES NOT MATCH SCHEDULE. REPLACED FCU ON APU. OPS CHECK/LEAK CHECK GOOD. REF MM 49 31 11. NO FAULTS FOUND.SDR MASA2010120801408Fuel Line · leakingFUEL SMELL IN CABIN WHEN APU RUNS. MX R2 APU FUEL LINE.SDR C2XA10IA307Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 5 APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AISDR C2XA10IA306Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 4 APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AISDR C2XA10IA305Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 3 APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AISDR C2XA10IA304Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 1 APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AISDR C2XA10IA303Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 6 APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AIRSDR C2XA10IA302Fuel Nozzle · dirtyIAH - FLIGHT 2551 FROM JAX, THE CREW REPORTED A FUEL SMELL ON TAKEOFF ROLL. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE APU FUEL NOZZLES, OPERATIONALLY AND LEAK CHECKED WITH NO DEFECTS, AND THE AIRCRAFTSDR A6WA201040852Apu · odorSTRONG FUEL ODOR IN COCKPIT. ISOLATED FUEL ODOR TO THE AUTO SHUTDOWN OF APU AT PREVIOUS STATION. APU IS ON MEL. RAN BOTH ENGINES WITH PACKS TO FULL HOT FOR 5 MINUTES. ODOR HAS DISSAPATED. REF 214540/3 FOR NEW DISCREPANCY.SDR DALA1033060917Fuel Line · leakingA JET FUEL SMELL CAUSING EYE IRRITATION WAS REPORTED IN THE COCKPIT AND CABIN WHEN THE PACKS WERE OPERATED WITH ENGINE OR APU. MAINTENANCE FOUND AN APU FUEL LEAK AT LINE LEADING. (2010-D1386) (DLM88103222)SDR SWIA201025195B-Nut · looseFUEL FUMES IN COCKPIT DURING APU OPERATIONS WITH PACKS ON. (FLT 6947) TIGHTENED "B" NUT ON APU FUEL CONTROL.SDR VNAA2010110400006Fuel Control · failedCREW REPORTED FUEL/OIL SMELL WHEN APU IS SUPPLYING BLEED AIR. MAINTENANCE TROUBLESHOT, REMOVED AND REPLACED THE APU FUEL CONTROL USING THE AIRCRAFT MAINTENANCE MANUALS. OPERATION CHECKS WERE PERFORMED USING THE AIRCARFT MAINTENANACE MANUALS. AIRCRAFT WAS RESDR RAIA201010200001Fuel Nozzle · dirtyDURING DESCENT THE FLIGHT CREW REPORTED FUEL SMELL IN THE COCKPIT COMING FROM THE APU BLEED. MAINTENANCE INSPECTED AND REMOVED AND REPLACED APU FUEL NOZZLES. SYSTEM OPS CHECKED GOOD.SDR MASA2010101801135Fuel Control · leakingFUEL LEAKING FROM AFT FUSELAGE, APU IS LEAKING FUEL. LEAK IS FROM FUEL CONTROL UNIT. R & R FCU.SDR HALA2010101400468Fcu · failedETOPS SIGNIFICANT SYS - UNSUCCESSFUL INFLT APU START. REPAIRED CLASS 1 FCU FLOW DIVIDER. BITE CHECK AND CLASS 1 FAULT CLEARED.SDR UALA2010100603717Ecu · malfunctionedEICAS APU GEN OFF. APU RUNNING. REPLACED APU ECU, BITE CKS OK, APU GEN HAS 115V-397 HZ OUTPUT.SDR C2XA10TY142Drain Line · crackedCHS - IAH - FLIGHT DIVERTED TO TYS BECAUSE OF FUEL SMELL IN COCKPIT AFTER TAKEOFF. TYS MX VERIFIED THE FUEL SMELL COMING FROM APU. APU PLACED ON MEL LP--2625735. REMOVED AND REPLACED APU FUEL DRAIN HOSE, LEAK CHECK GOOD.SDR C2XA10TY131Apu · odorCHS - IAH - FLIGHT DIVERTED TO TYS BECAUSE OF FUEL SMELL IN COCKPIT AFTER TAKEOFF. TYS MX VERIFIED THE FUEL SMELL COMING FROM APU. APU PLACED ON MEL LP--2625735. SDR FILED OPEN PENDING CORRECTIVE ACTION.SDR UALA2010090703285Shutoff Valve · failedFUEL LEAKING FROM CTR TANK REAR SPAR AT APU SHUTOFF ACTUATOR. REMOVED COUPLINGS TO APU FUEL SHUTOFF INSIDE FUEL TANK. REMOVED ACTUATOR ON THE OUTSIDE AND SHUTOFF VALVE AND SEAL FROM INSIDE TANK. REPLACED APU SHUTOFF VALVE AND REINSTALLED APU SHUTOFF VALVE SDR FDKA2010082700200Fuel Control · malfunctionedFUEL ODOR IN CABIN AFTER T/O PRIOR TO BLEED TRANSFER. ODOR OCCURS JUST AFTER APU START WITH BLEEDS ON. POSSIBLE LEAK IN APU. MX REPLACED THE APU FUEL SHUTOFF VALVE ON 8/25/10.SDR SWIA201024757Fuel Nozzle · leakingSTRONG FUEL SMELL IN COCKPIT AND CABIN. (FLT 6597) REMOVED AND REPLACED APU FUEL NOZZLE.SDR SWIA201024753Solenoid · malfunctionedSTARTED APU ON DESCENT THROUGH 8,000 FT. NOTICED A STRONG FUEL ODOR. (FLT 6387) REMOVED AND REPLACED APU FUEL SHUTOFF SOLENOID.SDR HALA2010081300364Fcu · failedETOPS SIGNIFICANT SYS - APU FAILED TO START AT GATE. R & R APU FCU IAW AMM 49-31-01. R & R APU BATT IAW AMM 24-31-04. OPS & LK CK GOOD.SDR A6WA201040582Line · crackedJET FUEL ODOR DURING FLIGHT WOULD VARY BETWEEN STRONG AND WEAK. PASSENGER COMPLAINING OF STRONG ODOR AND IRRITATION. REF WO 157846 MWC 1-4. FOUND CRACKED FWD MANIFOLD LINE ON APU. R & R MANIFOLD LINE AND CHANGED COALESCER BAGS IAW AMM 49-31-09 AND 21-51-00SDR HALA2010080100344Fuel Control · leakingETOPS SIGNIFICANT SYS - ON ETOPS CHECK FOUND OIL LEAKING FROM APU FCU DRAIN. AMM 49-16-00 NEED TO REPLACE APU FCU. REPLACED APU FUEL CONTROL UNIT IAW AMM 49-31-01. OPS AND LEAK CHECK GOOD.SDR SWIA201024676Connector · looseSTRONG FUEL SMELL IN CABIN WHEN RUNNING APU BLEEDS. (FLT 6237) TIGHTENED CONNECTOR FOR THE FUEL NOZZLE.SDR UALA2010072002598Fuel Control · leakingFUEL LEAKING FROM APU WHILE RUNNING: APPEARS TO BE COMING FROM FUEL CONTROL. REPLACED APU FUEL CONTROL. LEAK CKS OK, APU OPERATES NORMAL.SDR C2XA10CL100Fuel Control · leakingTHE CREW REPORTED A FUEL SMELL COMING FROM THE APU. MAINTENANCE INSPECTED AND REPLACED THE APU FUEL CONTROL. OPERATIONAL CHECKS WERE GOOD.SDR UALA2010061402078Relay · intermittentAPU WILL NOT START. REPLACED FUEL CONTROL, NO HELP, FOUND APU FUEL VALVE INTERMITTENT, REPLACED, NO HELP. REPLACED RELAYS K175 AND K192. APU OPS CHECK GOOD.SDR QXEA2010061100341Fcu · leakingLARGE FUEL LEAK FROM APU WITH APU RUNNING (ON GROUND). PLACED THE APU ON MEL 49-00-1. 6/9 MEL CLEARED BY R &R THE FCU IAW AMM 49-30-01-000-801 AND 49-30-01-400-801. OPS CHECK AND LEAK CHECKS GOOD. CLEAR MEL. RETURNED TO SERVICE.SDR C2XA10RI068Shutoff Valve · leakingFLIGHT 2224 - EWR - FLIGHT CREW REPORTED FUEL SMELL IN CABIN. EWR MX REMOVED AND REPLACED APU FUEL SHUT-OFF VALVE AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICESDR UALA2010052501800Shutoff Valve · faultyAPU FUEL STATUS MSG. FOUND SHUTOFF VALVE. REPLACE APU FUEL SHUTOFF VALVE. OPS NORMAL.SDR UALA2010052101709Actuator · failedSTATUS MSG: FUEL ISLN VALVE APU. MSG 28-19415,TRIED FIM 28-25-803 RESET, NO HELP. NEEDS MORE TROUBLESHOOTING. REPLACED APU ISOLATION VALVE ACTUATOR, STATUS MSG FUEL ISLN VALVE APU STILL SHOWING AFTER REPLACEMENT OF VALVE ACT. ACP FIM TASK 28-25-803 AND MSSDR A6WA201040351Line · leakingEXCESSIVE FUEL ODOR DETECTED IN COCKPIT AND CABIN WHILE ON APU BLEEDS. NOTED FUEL INSIDE APU C AREA WHEN APU IS OPERATED. CLEANED FUEL. R & R APU FUEL CONTROL FUEL LINE IAW AMM 49-30-01. OPS AND LEAK CHECKS GOOD AT THIS TIME. REMOVED FROM MEL.SDR UALA2010051101605Line · leakingFOUND 1 GALLON OF FUEL IN APU-STAB SHROUD SUMP DRAIN. APU FWD FUEL LINE LEAKING AT CONSTANT RATE WITH APU RUNNING. DISCONNECTED APU SHROUD IN AFT PIT.2EA LOCATIONS PER MM. EVIDENCE OF FUEL AT BOTH LOCATION S. ALL APU FUEL LINE SECTIONS NEED REPLACING. RMV'D ASDR UALA2010050601546Fuel Control · faultyAPU FAILED TO START. FAULT LIGHT ILLUM AND EICAS MSG. APU FAULT DISPLAYED. BITE ON ECU IS FAULTING APU FUEL CONTROL. REPLACED FUEL CONTROL PER MM, APU OPS CHECKS NORMAL.SDR UALA2010042201341Actuator · stuckUNABLE TO START APU 'APU FAULT' EICAS MSG. FOUND 'NO FLAME' MSG ON APU CONTROL BOX. PERFORMED FIM AND FOUND APU FUEL VALVE STUCK IN CLOSED POSITION. REPLACED APU FUEL VALVE ACTUATOR. APU OPS TEST PERFORMED, APU IS WORKING PROPERLY.SDR VNAA2010041600013Manifold · puncturedCREW REPORTED FUMES IN THE CABIN FROM THE APU AT TYS. MAINTENANCE TROUBLESHOT THE AIRCRAFT, REMOVED AND REPLACED THE APU PRIMARY FUEL MANIFOLD AND PERFORMED CHECKS USING THE AIRCRAFT MAINTENANCE MANUAL. AIRCRAFT WAS RELEASED FOR SERVICE.SDR HALA2010041500160Ecu · malfunctionedETOPS SIGNIFICANT SYSTEM - FRM CODE 4911XA00 AFTER LANDING UNABLE TO START APU NO RPM RISE. NO OTHER FAULT INDICATIONS. ECU FAULT SHOWS ECU AND MINI FLAGS 30-32-39-48-55-105. REPLACED ECU PER TASK 49-61-05-404-008. STARTED BOTH ENGINES AND RAN PACKS AND ELSDR HALA2010040300150Ecu · seizedETOPS SIGNIFICANT SYS - APU FAULT AFTER APU SHUTDOWN- AFTER ALL ENGINE START. FOUND APU ECU- LOCKED UP. NOT RESPONDING AT ALL. REPLACED ECU IAW AMM 49-61-05-404-008 STARTED/ SHUTDOWN APU ALL CHECKS GOOD.
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