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 2005UALA01405Spacer · burnedBURNED SPACER BLOCKS BETWEEN APU GENERATOR 3 CABLES. FAILING SPLICE INSTALLATIONS REVEALED A MISMATCH BETWEEN THE SPLICE AND CRIMPER USED. MANUFACTURERS' SPLICES AND CRIMPER DIES MUST BE USED AS A MATCHED SET; IF NOT, AN INCOMPLETE SWAGE WILL RESULT IN HEAT GSDR DHL2005780005Panel · malfunctionedOVER EXCITATION FAULT GEN NR 3. REMOVED AND REPLACED GENENATOR CONTROL PANEL IAW B-MM 24-20-00, OPS CHECK GOOD. REMOVED AND REPLACED BUSS PROTECTION PANEL IAW 24-20-00.SDR QXEA200501544Generator · malfunctionedBOI FLIGHT NR 2192, NR 1 AC GENERATOR CAUTION ILLUMINATED ON CLIMB. MAINTENANCE REPLACED NR 1 AC GENERATOR AND COMPLIED WITH FUNCTIONAL TEST IAW AMM 24-21-00, PAGES 401-403. OPERATIONAL CHECK AND LEAK CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.SDR QXEA200501388Generator · malfunctionedPDX FLIGHT NR 2094 RECEIVED NR 1 AC GENERATOR CAUTION LIGHT IN CRUISE, TRIED A RESET PER CHECKLIST, CAUTION LIGHT REMAINED ON. MAINTENANCE REPLACED NR 1 AC GENERATOR IAW DHC-200 AMM TASK 24-21-00-400-801. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICESDR DHL2005366007Generator · failedNR 1 ENG DRIVEN GENERATOR FAILED INFLIGHT. ABNORMAL PRODCEDURE COMPLETED NO VOLTS AND NO FREQS INDICATED. REPLACED NR 1 GENERATOR IAW M/M 24-21-11. GROUND RUN OPS CK GOOD.SDR ASOA05883Idg · malfunctionedFLT 4568 - DURING CRUISE FROM YOW-ATL, THE CREW RECEIVED A NR 2 IDG CAUTION MESSAGE, ACCOMPANIED BY AN AMBER IDG BOX ON THE ELECTRIC SYNOPTIC PAGE. THE CREW COMPLIED WITH THE QRH AND THE NR 2 IDG DISCONNECT FAILED TO FUNCTION. AN APU OIL TEMP LIGHT ILLUMINATSDR UPS05645480Generator · leakingATB - RT GENERATOR FAILED, EMERGENCY DECLARED. SERVICE RT IDGE WITH 2 QTS OIL GWL 0558164/REMOVED NR 2 ENG IDG IAW MM 24-11-01 DW 0558595\ TRANSFERRED FITTINGS WITH NEW O-RINGS TW 1229598 REF MM 24-11-01 INSTALLED NEW IDGE ON NR 2 ENG OPS AND LEAK CK GOOD.SDR XN0A1266Generator · failedNR 1 GENERATOR OFF LIGHT CAME ON AFTER BLOCK-OUT. ITEM TRANSFERRED TO DMI 5730 IAW ENA MEL 24-11-01 CAT-B. NR 1 GENERATOR DISCONNECTED IAW A300 AMM 24-00-00. PLACARDS INSTALLED. REMOVED AND REPLACED NR 1 GEN AS PER A300 MM 24-21-11, GROUND CHECK NORMAL DMSDR XNOA1266Warning Light · illuminatedNR 1 GENERATOR OFF LIGHT CAME ON AFTER BLOCK-OUT. ITEM TRANSFERRED TO DMI 5730 IAW ENA MEL 24-11-01 CAT-B. NR 1 GENERATOR DISCONNECTED. PLACARDS INSTALLED.SDR 09152005APacking · leakingRT ENGINE OIL LIGHT, CREW SHUT DOWN ENGINE. FOUND PGB OIL LOW AND OIL AROUND AC GENERATOR, REMOVED AC GEN FOUND O-RING COCKED. REMOVED AND REPLACED O-RING, OPS AND LEAK CHECK GOOD.SDR QXEA200501208Generator · malfunctionedSEA FLIGHT 2283 AFTER BRINGING PROPS OUT OF FEATHER AFTER PUSHBACK, RECEIVED THE NR 2 AC GENERATOR CAUTION LIGHT. MAINTENANCE REPLACED NR 2 ENGINE AC GENERATOR IAW Q200 AMM 24-21-00. PERFORMED GENERATOR FUNCTION CHECK. FUNCTIONAL CHECK GOOD. LEAK CHECK GOOSDR QXEA200501207Gcu · malfunctionedSEA FLIGHT 2172 FROM EUG TO SEA RECEIVED NR 2 AC GENERATOR CAUTION LIGHT FIVE TIMES DURING VARIOUS PHASES OF FLIGHT. RECYCLED PER THE EA CHECKLIST, BUT IT WOULD COME ON AGAIN AFTER A WHILE EACH TIME. MAINTENANCE REPLACED NR 2 ENGINE GCU. OPERATION CHECK GOOSDR QXEA200501206Generator · malfunctionedPSC FLIGHT 2092 NR 2 AC GENERATOR LIGHT ILLUMINATED ON CLIMB, AS PER CHECKLIST, RESET AC GENERATOR. LIGHT WENT OUT. REMAINED OFF REMAINDER OF FLIGHT. MAINTENANCE INSPECTED ENGINE CONDITION PANEL, AIRCRAFT GENERATOR CHIP DETECTION LIGHT, NO FLAGS NOTED. PERSDR MAFALT4Rotor · failedELECTROSYSTEM WOES CONTINUE, WITH ANOTHER ROTOR GOING BAD. DETAILS: M/N DOFF10300BR S/N B110413 WITH A TS0 :1095.1 ON THE ALTERNATOR. THE ROTOR WAS CHANGED 3 DIFFERENT TIMES ON THIS ALTERNATOR AND IT RAN ON FOUR DIFFERENT A/C IN IT'S LIFE HERE. THIS LAST ROSDR HNAA0500080Generator · failedAT APPROXIMATELY 400 FEET ON DEPARTURE, NR 2 AC GEN CAUTION LIGHT ILLUMINATED. APPROXIMATELY ONE MINUTE LATER THE MASTER WARNING AND NR 2 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED. CONFIRMED OIL PRESSURE WAS AT 0 AND SHUTDOWN ENGINE. REMOVED AND REPLACESDR S2YA05051Generator · inoperativeBEFORE TAKEOFF, THE CREW REPORTED A RT ALTERNATOR FAIL AND ABORTED THE TAKEOFF. MAINTENANCE REPLACED THE RT AC GENERATOR, WITH OPS CHECKS GOOD, THE AC WAS RETURNED TO SERVICE. (K)SDR XN0A1257Generator · overtempAC GEN DRIVE OIL TEMP IN CAUTION RANGE GEN NR 2. CLEANED CONNECTORS AT BOTH TEMP BULB. CHECKED MAG PLUG - NO CONTAMINATION. CHANGED CSD OIL & OPS CHECK GOOD IAW MM 24-10-0 & 24-20-0. (ORIG/CLOSED).SDR HAEA200500181Gcu · failedENROUTE, AT FL280, BATTERY BUS ANNUNCIATOR LIGHT ILLUMINATED. RESET BUS IAW CHECKLIST AND REDUCED ELECTRICAL LOAD. PROBLEM CORRECTED FOR A FEW MINUTES FOLLOWED BY LOSS OF NR 1 GEN LIGHT. ATTEMPTED RESET OF NR 1 GEN UNSUCCESSFUL. NR 1 GEN WAS SHUT OFF AND ESDR ASMF200508005Csd · malfunctionedAIRCRAFT PERFORMED AN UNSCHEDULED LANDING AT HMO AS CONSEQUENCE OF OVERTEMPERATURE ON LEFT CONSTANT SPEED DRIVE (CSD). LEFT CHIP DETECTORS WERE CHECKED, ALL CORRECT. CSD WAS DETECTED OVERFILLED. CSD WAS DRAINED UNTIL CORRECT LEVEL AND LEFT ENGINE RUN WAS CORRESDR XN0A1251Csd · disconnectedNR 1 GENERATOR TRIP OFF. NO VOLT AND FREQ. ITEM TRANSFER TO DMI NR 5616 IAW MEL 24-11-01 CAT - (B), NR 1 CSD DISCONNECTED. (ORIG/OPEN)SDR CLC2005F00009Cable · burnedON TAXI OUT, THE NR 2 AC BUSS CIRCUIT BREAKERS POPPED OUT. SMELLED SMOKE IN COCKPIT, TAXIED BACK TO THE RAMP. FOUND BURNED WIRES AND FEEDER CABLES BELOW LAVATORY FLOOR FOR THE NR 2 GENERATOR, ALL 3 PHASES. GENERATOR FEEDER CABLES FOR NR 1 AND 3 GENERATORS ASDR 2005FA0001099Mount · brokenALTERNATOR MOUNT BROKEN AND OIL LEAK. (THE ALTERNATOR CASE MOUNT FLANGE BROKEN) DRIVESHAFT IN ALTERNATOR SHEARED. THE ENGINE DRIVE SHAFT HUB HAS NO DAMAGE. (K)SDR 2005FA0001093Alternator · failedAFTER 46.9 HOURS OF OPERATION OF A NEWLY OVERHAULED ALTERNATOR, OUTPUT CEASED. HAD UNIT TESTED AND FOUND THE ROTOR OPEN, NO CURRENT FLOW THROUGH ROTOR. BRUSHES WERE GOOD. (K)SDR QXEA200501142Generator · malfunctionedMSO - AFTER START NR 2 AC GENERATOR CAUTION LIGHT ILLUMINATED. RESET PER ABNORMAL CHECKLIST, STILL REMAINED ILLUMINATED. REPLACED NR 2 AC GENERATOR AND CHECKED SCAVENGE FILTER FOR CONTAMINATION. NO DEFECTS NOTED. BOTH AC GENERATOR AND SCAVENGE FILTER LEAK SDR P5CA0501381Generator · inoperativeNR 1 GEN ON APU INOP. "CORRECTIVE ACTION": REPLACED NR 1 GENERATOR. OPS CHECK OK PER MM 24-21-03.SDR AWXA200500846Generator · failedIAD - EMERGENCY LANDING - FLT 859 - DURING CLIMB-OUT OF IAD, NR 2 GEN DROPPED OFF LINE. APU WAS ON MEL, INOPERATIVE. CREW RESET THE GENERATOR AND DIVERTED INTO CMH FOR PRECAUTIONARY REASONS, LANDING WAS UNEVENTFUL. MAINTENANCE RE-ISSUED APU MEL FOR BLEED AISDR QXEA200501115Electrical Sys · malfunctionedRNO - ON FLIGHT 2444, AFTER LANDING NR 1 AC GENERATOR CAUTION LIGHT ILLUMINATED. RESET PER CHECKLIST. RE-ILLUMINATED APPROXIMATELY THREE MINUTES LATER. PROP RPM 600 ON BOTH ENGINES. POWERED AIRCRAFT DOWN, REPOWERED. GROUND RAN AND PERFORMED ADJUSTMENT TESSDR QXEA200501114Generator · malfunctionedBOI - ON FLIGHT 2302, RETURNED TO GATE, JUST AS POWER WAS BEING ADDED FOR TAKEOFF (10 PERCENT TORQUE), NR 1 AC GENERATOR LIGHT ILLUMINATED. RAN CHECKLIST. DID NOT RESET. REPLACED NR 1 AC GENERATOR. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.SDR DHL2005363005Gcu · failedPOWER INTERUPTION B4 GEN 1 RESULTING IN RTO. DEFERRED NR 1 GEN IAW MEL 24-11-01 CONTROL NR 21499 ID NR 8742. PERFORMED AC GEN ADJ/TEST IAW MM 24-11-00 SYS OPS OK FOR SERVICE THIS CLEARS DMI NR 21499 REPLACED NR 1 GCU IAW MM 24-21-00. RAN ENG. IAW JRH 16.5SDR ENHA0516Alternator · malfunctionedAMMETER SHOWS NO CHARGE DISCHARGE, ALT INOP.SDR 2005FA0000795Alternator · burned outOWNER STARTED HEARING RADIO STATIC AND AFTER A FEW MINUTES, LOST ELECTRICAL POWER. ON THE GROUND, MECHANIC CHECKED REGULATOR, CHECKED OK, CHANGED ALTERNATOR OPS CHECKED OK. PART ONLY HAS 68 HOURS ON THE OVERHAUL.SDR QXEA200501020Gcu · failedNR 1 AC GENERATOR CAUTION LIGHT FAILED TO EXTINGUISH AFTER START UP. RESET AC AS PER CHECKLIST AND LIGHT EXTINGUISHED. GOT LIGHT AGAIN ON TAKEOFF ROLL AND RESET AGAIN AND LIGHT EXTINGUISHED. NR 1 AC GENERATOR LIGHT DID NOT COME ON FOR REST OF FLIGHT. REMOVESDR QXEA20051021Generator · failedAFTER PUSHBACK AND TAKING PROPS OUT OF FEATHER, NR 2 AC GENERATOR CAUTION LIGHT ILLUMINATED. CHECKED ALL C/B'S TO MAKE SURE THEY WERE IN. COMPLETED NR 2 AC GENERATOR CHECKLIST. LIGHT DIDN'T EXTINGUSH. REMOVED AND REPLACED NR 2 AC GENERATOR. OPS CHECK GOOD.SDR ENHA0515Alternator · malfunctionedALTERNATOR LOW VOLTAGE.SDR DHL2005802007Control Panel · malfunctionedNR 1 BUS FAILED ON ENGINE START. DEFERRED NR 1 GEN AND CSD REF MEL 24-1-1A DMI NR 20731 ASSIGNED PLACARD INSTALLED MPEREZ 8427. REF DMI 20731 NR 1 BUSS FAILED ON ENGINE START. REMOVED AND REPLACED BUSS PROTECTION PANEL IAW 24-20-7. OPS CHECKS OK IAW JRH ENSDR DL76G050244Idg · unreliableLEFT ENGINE DRIVE LIGHT ON AT CRUISE. FOUND OVERSERVICED, SERVICED SAME, CHECKS GOOD.SDR ENHA0512Alternator · damagedALTERNATOR FAILED, LOOSE CONNECTION AT OUTPUT TERMINAL CAUSED BY HEAVY ARCING.SDR ENHA0514Alternator · inoperativeALTERNATOR INOPERATIVE.SDR CA050419010Ground Stud · corroded(CAN) AT 15000 FT, AN ELECTRICAL AND/OR DATA INTERRUPTION OCCURRED WHICH RESULTED IN A SIMULTANEOUS LOSS OF FLAPS & PILOT PFD & MFD TO FLICKER. FLAPLESS LANDING COMPLETED WITHOUT FURTHER INCIDENT. TROUBLESHOOTING REVEALED CORROSION ON GROUND STUD LOCATED IN SDR ENHA0513Alternator · malfunctionedVERY LOW RIPPLE VOLTAGE PRODUCED BY UNIT, DROPS OFFLINE UNDER LOAD.SDR MALA050327Tru · failedINFLIGHT FROM CLE-DTW, THE NR 1 ENGINE DRIVEN GENERATOR FELL OFF LINE. NR 1 TRU FAILED. CAPTAIN LOST ALL OF THE FOLLOWING ITEMS AS A RESULT. FLAP TRIM COMPENSATOR, AUTO PILOT, ELECTRIC TRIM, FTC 1, FGC 1 LIGHT ILLUMINATED, FLIGHT DIRECTOR FAILED AND THE CAPSDR ASMF200504006Generator · failedAIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF YAW DAMPER AND ANTISKID LIGHTS TURNED ON. THE POWER RELAY GENERATOR AND AC CROSS TIE RELAY WERE REPLACED IAW MM 24-20-06 CORRECTING THE FAILURE, BUT DURING ENGINES RUNNING TEST WAS NOT POSSIBLE TO CROSS FEED FRSDR CA050408002Shaft · sheared(CAN) AC GENERATOR SHAFT SHEARED.SDR ENHA0510Alternator · failedALTERNATOR NOT CHARGING.SDR ENHA0511Alternator · inoperativeHIGH FIELD RESISTANCE, ALTERNATOR INOPERATIVE.SDR SWAA050850Gcu · faultyAIR TURNBACK - DECLARED EMERGENCY. OBSERVED SMOKE FROM BEHIND F/O'S SEAT. NR 2 GCU FAILED. REMOVED AND REPLACED NR 2 GCU PER MM.SDR HNAA0500024Gcu · failedRIGHT A/C BUSS FAILED ON CLIMBOUT, RETURNED TO FIELD. REMOVED NR 2 A/C GENERATOR CONTROL UNIT.SDR 2005UALA00244Generator · failedRETURNED TO FIELD DUE TO A LOST NR 1 ENGINE GENERATOR. FOUND THE CSD OVERSERVICED, AND THE DELTA P INDICATOR POPPED. METAL SHAVINGS WERE FOUND IN THE FILTER BOWL, SO CSD OIL SYSTEM WAS FLUSHED AND SERVICED. BOTH THE CSD AND GENERATOR WERE REPLACED.SDR ENHA0509Alternator · failedALTERNATOR FAILED.SDR CA050303013Linkage · bent(CAN) AT 41,000' MACH .85 THERE WAS UNCOMMANDED RAT DEPLOYMENT. RAT DID NOT FULLY DEPLOY, LOCK INTO POSITION. STOPPED ABOUT 3 INCHES FROM LOCKED POSITION. BECAUSE THE RAT DID NOT FULLY DEPLOY AND LOCK INTO POSITION, BLADES REMAINED LOCKED AND DID NOT TURN. TH
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