JASC 2420
Service difficulty reports · 1,302
Reports filed under 2420 · AC Generation System, 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 = '2420' 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 = '2420' 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 QXEA200601747Caution Message · illuminatedSEA FLIGHT 2285 AUXILIARY INVERTER CAUTION. MAINTENANCE PLACED ON MEL. AIRCRAFT RETURNED TO SERVICE.SDR HNAA0600068Gcu · failedAFTER T/O, NR 2 AC GEN FAILED IN FLIGHT WOULD NOT RESET. REMOVED AND REPLACED AC GENERATOR AND GENERATOR CONTROL UNIT. PART INFORMATION TO FOLLOW.SDR QXEA200601730Generator · malfunctionedSEA FLIGHT 2016, NR 2 AC GENERATOR CAUTION. MAINTENANCE REPLACED NR 2 AC GENERATOR. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.SDR A6WA200640269Idg · lack of lubeON TAKEOFF ROLL, IDG NR 2 CAS MESSAGE FOLLOWED BY `GEN NR 2 OFF` CAUTION MESSAGE. ABORTED TAKEOFF AT 60 KNOTS AND COMPLIED WITH QRH. GEN RN 2 RESET. FOUND IDG NR 2 OIL QUANTITY LOW. RESERVICED IAW AMM 12-13-24. ENGINE RUN OPS CHECK GOOD AT THIS TIME. ABOSDR HNAA0600059Warning Light · illuminatedNR 1 AC GENERATOR CAUTION LIGHT CAME ON IN FLIGHT AND WOULD NOT RESET. REMOVED AND REPLACED NR 1 AC GCU, NO FIX. REMOVED AND REPLACED NR 1 AC GENERATOR, NO FIX. REMOVED AND REPLACED NR 1 BRUSH BLOCK, NO FIX.SDR MALA060440Generator · failedSHORTLY AFTER TAKEOFF FROM DTW, THE CREW EXPERIENCED FAILURE OF THE LEFT HAND AC GEN. THE FLIGHT RETURNED TO DTW WITHOUT FURTHER INCIDENT. REPLACED LT GEN.SDR 2006FA0000629Alternator · inoperativeALTERNATOR WOULD NOT ENGAGE. (K)SDR AWXA200600813Idg · failedLAS - ELECTRICAL POWER - CREW REPORTED, "AFTER TAKEOFF FA'S REPORTED THE CABIN LIGHTS FLICKERING BADLY DURING TAKEOFF AND CLIMB." ON ELEC PAGE THE NR 2 GEN VARIED FROM 390HZ TO 410HZ. CREW STARTED APU AND PUT APU GEN ON AC BUSS 2. CABIN LIGHTS STOPPED FLICKSDR DL76L060390Gcu · malfunctionedON TAXI OUT, LEFT ENGINE GENERATOR DROPPED OFF LINE 3 TIMES. APU WAS NOT ON, ONLY LEFT ENG GENERATOR. PERFORMED BITE ON BPCU. NO FAULTS NOTED. NO HISTORY. REMOVED AND REPLACED LEFT ENG GCU. RAN LEFT ENG ONLY. NO APU. LOADED SYSTEM. NO FAULTS NOTED.SDR PIDA06041Control Unit · malfunctionedTAKEOFF ABORTED DUE TO NR 1 GENERATOR TRIPPED OFF LINE. CHECKED NR 1 CSD OIL LEVEL, DP INDICATOR, FOUND NORMAL. CHECKED APU OIL QUANTITY. DISCONNECTED NR 1 CSD AND PLACED NR 1 GENERATOR ON MEL 24-1. REPLACED NR 1 ENGINE GENERATOR CONTROL UNIT PER MM 24-20 SDR 06FDEA1681Generator · faultedWHILE ADVANCING POWER FOR TAKEOFF THE NR 2 GENERATOR FAULTED. AFTER REJECTING TAKEOFF, GENERATOR RESET. RE-ATTEMPTED TAKEOFF, NO FURTHUR PROBLEMS. CHECKED IDG FOR PROPER SERVICING. RAN NR 2 ENG PER JRH NR 5, PERFORMED NR 2 GEN FUNCTIONAL TEST PER JRH NR 8SDR A6WA200640173Generator · malfunctionedGEN NR 2 OFFLINE 15 SECONDS AFTER TURNING IT ON, WILL NOT RESET. (M)SDR COMA0660320Idg · failedFLIGHT 5075 - IDG NR 2 CAUTION MESSAGE. IDG NR 2 DISCONNECTED. REMOVED AND REPLACED NR 2 IDG.SDR 2006UALA00834Csd · making metalLANDED ORD UNDER AMBER ALERT DUE TO LOSS OF NR 1 GENERATOR AND PREVIOUSLY DEFERED APU. CONSTANT SPEED DRIVE FOUND CONTAMINATED WITH METAL IN SYSTEM. REPLACED CONSTANT SPEED DRIVE. FOUND GENERATOR POWER CONTROL CIRCUIT BREAKER TRIPPED. DETERMINED THAT RELAY R4SDR 06FDEA1654Generator · faultedON T/O ROLL, F/O'S ND AND FD BLANKED AT 90KTS, RTO COOLED BRAKES, BOTH SCREENS RETURNED WITH NO MORE PROBLEMS. NORMAL T/O ON RWY 23R KIND. ACN RELEASED FOR SERVICE PER MEL/CDL: 34-73-01. EFIS SGU 3 INOP. UNABLE TO DUPLICATE FAULT. PRECAUTIONARY SWAPPED SDR COMA0660316Idg · failedFLIGHT 5096 - IDG FAILED ON T/O ROLL, ABORTED T/O. TRANSFERRED TO DEFERRED LIST MEL 24-11-01-1.SDR 2006FA0000563Adg · deployedAIR DRIVEN GENERATOR (ADG) UNEXPECTED DEPLOYED ON POST TAKEOFF CLIMB OUT. PRECAUTIONARY LANDING ACCOMPLISHED. ADG MECHANICALLY RETRACTED/ SAFED; AIRCRAFT FERRIED TO MAINTENANCE DEPOT. ALL WORK ACCOMPLISHED IAW MM. (K)SDR ASMF200604011Gcu · failedAIRCRAFT RETURNED TO PLATFORM DUE TO AC CROSS TIE LIGHT TURNED ON. AT PLATFORM, THE RIGHT GCU WAS REPLACED IAW MM 24-20-04, TESTED CORRECT IAW MM 24-20-00.SDR QXEA200601101Generator · malfunctionedPDX FLIGHT NR 2442 - AFTER PUSH BACK WHEN CONDITION LEVERS WERE BROUGHT UP OUT OF START AND FEATHER, THE NR 2 AC GEN CAUTION LIGHT FAILED TO GO OUT. THE RAC BUSS CAUTION LIGHT WAS NOTED TO BE ON ALSO. A BUSS RESET ATTEMPT CAUSED THE RAC BUSS CAUTION LIGHT TOSDR HNAA0600023Connector · dirtyDURING CLIMBOUT RIGHT A/C BUSS FELL OFF LINE WITH ASSOCIATED TRU CAUTION LIGHT. CLEANED NR 2 AC GEN CONNECTOR.SDR MWEA060039Relay · malfunctionedLEFT AND RIGHT TIE BUSS LOCKOUT AND EMERGENCY POWER ANNUNCIATOR LIGHTS ILLUMINATED. REMOVED AND REPLACED RIGHT BUSS TIE RELAY.SDR QXEA200600902Generator · warning lightSEA FLIGHT NR 2414, NR 2 AC GEN CAUTION. MAINTENANCE REMOVED AND REPLACED THE NR 2 AC GEN IAW QX MTC 6242101. OPS CHECK GOOD IAW AMM 24-21-00-710-801. OPS CHECK GOOD. NR 2 PEC CAUTION. MAINTENANCE FOUND FAULT CODE 130 CHANNEL A AND B. CLEARED PEC FAULT COSDR AOSA06336Controller · shortedDURING DESCENT, A CUP OF WATER WAS DROPPED ONTO THE ADG CONTROL PANEL, FOLLOWED BY THE CREW RECEIVING AMBER MASTER CAUTION MESSAGES INCLUDING TCAS FAIL, L AOA HEAT, AND L PITOT HEAT, AND THE ADG AUTOMATICALLY DEPLOYED. THE CREW THEN RECEIVED A MASTER CAUTION SDR QXEA200600673Generator · malfunctionedSEA FLIGHT NR 2064 - RIGHT AFTER ROTATION THE MASTER CAUTION ON WITH THE RTRU HORN HEAT AND R STALL WHEN THE LIGHT WENT OUT AND THE NR 2 AC GEN CAUTION LIGHT ILLUMINATED ALL OTHER CAUTION LIGHT EXTINGUISHED. TRIED TO REST AC GEN PER CHECKLIST AND THE SAME SEQSDR QXEA200600672Generator · malfunctionedRDM FLIGHT NR 2142 - AFTER ENGINE START THE R TRU CAUTION CAME ON FOR ABOUT 10 SECONDS THEN WENT OUT FOLLOWED BY NR 2 AC GENERATOR CAUTION ILLUMINATING AND STAYED ON. RESET THE AC GEN NR 2 PER THE CHECKLIST RESULTED IN THE SAME SEQUENCE 1ST R TRU THEN NR 2. SDR COMA0660248Idg · warning lightFLIGHT 5503 - NR 1 IDG CAUTION MESSAGE. DEFERRED PER MEL 24-11-01-1 CAT A.SDR COMA0660246Csd · warning lightFLIGHT 5209 - NR 1 GEN CAUTION MESSAGE ON TAKEOFF. SERVICED NR 1 GEN CSD.SDR QXEA200600611Inverter · odorSEA - VERY STRONG FISH SMELL COMING FROM PRIMARY INVERTER. REPLACED PRIMARY INVERTER IAW D8-200 MM 24-22-00. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.SDR 2006FA0000275Alternator · burnedBATTERY TERMINAL LUG BURNT OFF DUE TO SHORT CAUSED BY TERMINAL ON WIRE HARNESS BREAKING OFF. THIS CAUSED THE ALTERNATOR CONTROL UNIT TO FAIL (SMOKE) AND HEAVY ARCING AT TERMINAL LUG. THERE WAS AN INDICATION OF NOT CHARGING ON G-1000 MFD AND PFD SCREENS. THISDR COMA0660151Controller · activatedFLIGHT 5490 - AFTER TAKEOFF THE ADG DEPLOYED, AIRCRAFT RETURNED TO THE GATE. REPLACED THE ADG CONTROLLER.SDR MALA060075Gcu · inoperativeAC GENERATOR INOP. DEFERRED LT GENERATOR PER MEL 24-21-1B OVER THE RADIO BY MXC. DIVERTED TO CWA. REPLACED GCU. FOUND CORROSION IN CONNECTOR AND GENERATOR. CLEANED PLUG AND REPLACED GENERATOR P/N 51634-002, S/N ON 95058, S/N OFF 1247, IAW SAAB AMM 24-21-1SDR 2006FA0000172Alternator · mismanufacturedTHIS ALTERNATOR HAS 0-HOURS TIME IN SERVICE SINCE OVERHAUL ON W/O M039030. IN PREPARING THIS UNIT FOR INSTALLATION ON AIRCRAFT, EXCESSIVE SIDE PLAY OF ROTOR SHAFT WAS NOTED. DISASSEMBLY OF THE UNIT REVEALED THAT THE DRIVE-END BEARING BORE WAS .015 INCH OVERSSDR 4381002Gcu · malfunctionedAIRCRAFT CAME IN FOR GENERATOR PARALLELING. LEFT GENERATOR CONTROL UNIT NEEDED REPLACEMENT. INSTALLED OVERHAULED GCU S/N 10853A; GCU FAILED ON INITIAL RESET. INSTALLED SECOND GCU S/N 9183; GCU FAILED ON INITIAL RESET. BOTH ABOVE GCU'S HAD JUST BEEN OVERHAUSDR 4381Gcu · inoperativeAIRCRAFT CAME IN FOR GENERATOR PARALLELING. LEFT GENERATOR CONTROL UNIT NEEDED REPLACEMENT. INSTALLED OVERHAULED GCU S/N 10853A; GCU FAILED ON INITIAL RESET. INSTALLED SECOND GCU S/N 9183; GCU FAILED ON INITIAL RESET. (BOTH ABOVE GCU'S HAD JUST BEEN OVERHAUSDR MASA200600290Starter Gen · malfunctionedASH 6209 PHX. NR 2 DC GENERATOR CAUTION LIGHT ON TAXI OUT. MX PLACED ON MEL. MX REPLACED GEN.SDR MASA200600283Generator · failedASH 7132 GSP - ABORTED TAKEOFF FOR GENERATOR 2 DROPPING OFF LINE AT 65 KNOTS. PILOT RESET THE SYSTEM PER THE CFM.SDR COMA0660103Generator · faultyFLIGHT 5104 - CLIMBING OUT OF AUS DURING GEAR RETRACTION, THE AIR DRIVE GENERATOR DEPLOYED, FLIGHT RETURNED TO THE FIELD. REPLACED THE ADG AUTO DEPLOY CONTROL PANEL.SDR KBM2006F00056Logic Card · intermittentGENERATOR LIGHT CAME ON, REMOVED AND REPLACED. (K)SDR 2006UALA00169Generator · trippedRETURN TO FIELD AFTER LEFT GENERATOR TRIPPED OFF. MAINTENANCE LOG INDICATED THAT THE LEFT INTEGRATED DRIVE GENERATOR (IDG) WAS REMOVED AND REPLACED. FURTHER TROUBLESHOOTING FOUND THAT IDG CONNECTOR D05132, PIN (2) WIRE W5608-3501B-18 WAS SHORTED TO THE SHIESDR COMA0560833Generator · faultyFLIGHT 5490- CLIMBING OUT OF AUS DURING RETRACTION, THE AIR DRIVE GENERATOR DEPLOYED, CREW DECLARED AN EMERGENCY AND RETURNED TO THE FIELD.REPLACED THE ADG AUTO DEPLOY CONTROL PANEL.SDR KBM2006F00028Relay · inoperative(K4 RELAY) GEN WILL NOT COME ON LINE, REMOVED AND REPLACED. (K)SDR PCSA12300501Control Panel · unsecureCLIMBED TO CRUISE, CREW REPORTED NR 3 GEN BREAKER LIGHT CAME ON & WOULD NOT HOLD POWER, NR 2 GEN BREAKER & FIELD LIGHTS CAME ON, NO FAULT NOTED, RESET NR 2 GEN & 20 MIN LATER FAULT RETURNED NO LIGHTS. DID NOT RESET NR 2 BREAKER. DIVERTED ACFT, & LANDED WITHOUTSDR QXEA200501859Generator · malfunctionedRDM FLIGHT NR 2179, GOT NR 1 AC GENERATOR CAUTION LIGHT, WOULD NOT RESET PER EMERGENCY CHECKLIST. MAINTENANCE REPLACED NR 1 AC GENERATOR. AFTER, GROUND RAN BOTH ENGINES AND COMPLIED WITH OPERATIONAL CHECK IAW TASK AMM 24-21-00-000-801, 24-21-00-400-801 AND FSDR HNAA0500108Generator · leakingRIGHT AC BUSS CAUTION LIGHT ILLUMINATED IN FLIGHT. REMOVED CONNECTOR FROM GENERATOR AND FOUND OIL IN CONNECTOR. REMOVED AND REPLACED AC GENERATOR.SDR COMA0560732Idg · warning lightFLIGHT 5411 - GENERATOR 2 AND IDG 2 CAUTION. DEFERRED NR 2 IDG PER MEL.SDR HNAA0500104Wire Harness · shortedNR 1 A/C GEN C/L ILLUMINATED IN FLIGHT AND WILL NOT RESET. REPLACED A/C GENERATOR WIRING HARNESS AND CONNECTOR.SDR COMA0560719Idg · malfunctionedFLIGHT 5817- LEFT IDG CAUTION. REPLACED THE IDG.SDR QXEA200501767Generator · warning lightDEN - ON PUSHBACK FOR FLIGHT 4327, RECEIVED A NR 1 GENERATOR OFF CAUTION MESSAGE. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE PLACED THE SYSTEM ON MEL 24-11-1B. AIRCRAFT RETURNED TO SERVICE. IN BOI MAINTENANCE REPLACED THE NR 1 IDG WITH NO HELP, ALSO THE NRSDR 05FDEA04241Generator · failedREMOVED AND REPLACED NR1 GCU I/A/W M.M 24-22-12-4, PERFORMED ENG RUN NR 1 GEN. OPS CHECKS GOOD. R/I 10DEC05 07:13 PHL R R/I FROM FACT PREMATURE REMOVAL/INSTALLATION OFF MFG 764067A SRL A115 ON MFG 764067A SRL 0359.SDR 2005UALA01402Generator · failedDIVERTED, DUE TO A FAILED NR 1 GENERATOR AND WEATHER RADAR. MAINTENANCE REPAIRED WIRE W1502-201-18R AT THE NR 1 GENERATOR. THIS WIRE PROVIDES FIELD CURRENT TO THE GENERATOR. TO CORRECT THE RADAR MALFUNCTION, THE TRANSEIVER WAS REPLACED. THE SHOP TESTED TH
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