JASC 2424

Service difficulty reports · 480

Reports filed under 2424 · AC Regulator, 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 = '2424'
  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 USAAD96147Voltage · failedFLT 8004 - CHS-SYR - DURING CLIMB-OUT, RIGHT GENERATOR FAILED. STARTED APU. AT FL 300, APU QUIT. DIVERTED TO CLT. FOUND VOLTAGE REGULATOR FAULT ON GENERATOR CONTROL PANEL. REPLACED RIGHT VOLTAGE REGULATOR. (M)Oct 16, 1996 · N960VJ · Doug DC931SDR SIMA962782Gcu · failedHRL - FLT 3724 - FLIGHT CRWE NOTICED A STRONG ELECTRICAL BURNING SMELL IN THE COCKPIT. AIRCRAFT RETURNED TO GATE, FLIGHT CREW CALLED CFR. NO FIRE WAS FOUND AND PASSENGERS DEPLANED NORMALLY. RAI'D AC GEN BPCU AND GCU. OPS CHECK GOOD. NO FURTHER DEFECTS NOTOct 4, 1996 · N260AE · Aerosp ATR72212SDR USAAD96135Gen Contrl Unit · failedFLIGHT 320 - CLT-SAV - AFTER TAKEOFF, LEFT GENERATOR FAILED, APU WAS ALREADY ON MEL. RETURNED TO CLT. REPLACED LEFT GCU. (M)Oct 2, 1996 · N826US · Doug DC981SDR 96ZZZX5617Regulator · failedSHORTLY AFTER TAKEOFF, VOLTAGE REGULATOR FAILURE CONTRIBUTED TO SLIGHT SMOKE EMITTING FROM COMPONENT. PRECAUTIONARY LANDING MADE, W/H CONNECTOR DISCONNECTED FROM VRS. A/C FLOWN TO HOME BASE, 5-MINUTE FLIGHT, A/C BATTERY UTILIZED. AT THIS TIME VOLTAGE REGULAOct 1, 1996 · N446SD · Hughes OH6ASDR 9620965519Gen Contl Unit · malfunctionedDURING APPLICATION OF TAKEOFF THRUST, THE LEFT IDG DRIVE LIGHT CAME ON. AIRCRAFT ABORTED TAKEOFF WITHOUT INCIDENT. REPLACED GENERATOR CONTROL UNIT AND SERVICED LEFT IDG. PERFORMED IDG CHECK OUT. SYSTEM CHECKED OK.Oct 1, 1996 · N519US · Boeing 757251SDR CALA9601339Gcu · inoperativeWHILE OPERATING THE APU DURING CRUISE FLIGHT WITH THE LEFT GENERATOR PLACARDED INOPERATIVE, THE APU GENERATOR TRIPPED OFF. THE FAILURE WAS ACCOMPANIED BY AN AC CROSSTIE LOCKOUT LIGHT. THE APU GENERATOR WAS RESET AND POWER WAS RESTORED. MAINTENANCE REMOVED ANSep 28, 1996 · N809NY · Doug DC982SDR QXEA9600394Gcu · failedGENERATOR NUMBER 3 ON LINE TAXIING TO THE GATE, NUMBER ONE ENGINE WAS SHUTDOWN, BOTH AC BUSSES DROPPED OFF LINE AND ELECTRICAL SMOKE IN THE COCKPIT. CREW WAS UNABLE TO RESET THE NUMBER 3 GENERATOR. NUMBER 3 GCU REPLACED AND SYSTEM OPS CHECKED GOOD.Sep 15, 1996 · N802PH · Fokker F28MK1000SDR C2XA96BT010Gen Contl Unit · failedBTV-EWR -FLT 3381 - DIVERTED INTO ALB CREW REPORTED ACW GEN 2 FAULTED IN FLIGHT AND SMOKE IN COCKPIT. CHANGED ACW GCU AND DC BPCU OPS CHECKED GOOD. PROBLEM REOCCURRED GOING INTO EWR/PHL. A/C WAS RELEASED IAW ATR MEL 24-22-4 PLACARD NR 896301. 9/16/96, MEL Sep 14, 1996 · N14822 · Aerosp ATR42320SDR 96FDEA01391Gcu · malfunctionedNR 1 GENERATOR FAULT WITH INTERMITTENT NR 1 IDG FAULT. GENERATOR DID RESET BUT STILL HAD NR 1 IDG FLASHING. *S/D* PERFORMED OPS CHECK OF AIR/COOLER, CHECKS GOOD. REMOVED AND REPLACED NR 1 GCU, OPS CK'D GOOD.Aug 26, 1996 · N417FE · Airbus A310221SDR 96ZZZX4767Gen Cntrl Unit · defectiveFRA/ANC - FLT 101 - DURING CLIMB, CREW WAS UNABLE TO CLOSE GENERATOR NR 3 FIELD BREAKER, GENERATOR BREAKER NR 3 AC BUS TIE BREAKER AFTER OPENING OF BREAKERS IN-FLIGHT, ACFT DUMPED FUEL AND AIR-RETURNED TO FRA. ON GROUND IN FRA, MAINTENANCE REPLACED GENERATORAug 15, 1996 · N501GB · Lkheed 10113853SDR WRLA96028Gcu · inoperativeDURING INITIAL TAXI OUT FROM GATE, FLIGHT CREW NOTED THAT NR 2 AND NR 3 GENERATORS WOULD NOT PARALLEL. FLIGHT CREW ELECTED TO RETURN TO GATE. AIRCRAFT RETURNED WITHOUT INCIDENT. MAINTENANCE PERSONNEL FOUND NR 3 GENERATOR CONTROL UNIT INOPERATIVE. REPLACED Jul 20, 1996 · N9MMAZ · Doug DC1030SDR SRAA960706Gen Ctl Pnl · failedDURING FLIGHT, AFTER 3.8 HOURS INTO FLIGHT, NR 1 GENERATOR CONTROL PANEL EMITS SMOKE. TURNED OFF NR 1 GENERATOR CONTROL PANEL AND REMOVED FROM RACK, RESUMED NORMAL OPERATION AFTER TWO MINUTES WITH OXYGEN MASK. AIRCRAFT LANDED WITHOUT INCIDENT, NR 1 GENERATORJul 20, 1996 · N905SJ · Lkheed 382GSDR QXEA9600207Gcu · failedSEA - ELECTRICAL SMELL IN COCKPIT DURING FLIGHT. NR ONE AC BUS AND NR ONE AC GENERATOR INDICATED FAILURE. NR ONE GCU AND GENERATOR REPLACED I/A/W MAINT. MANUAL. NR ONE AC BUS AND GENERATOR, OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Jun 17, 1996 · N450US · Fokker F28MK1000SDR TC8A046Wire · brokenNR 1, 2, 3 GENERATOR WILL NOT STAY PARALLELED UNDER LOAD. REPAIRED BROKEN WIRE ON NR 4 ENGINE POWER RELAY AND GENERATOR IAW 24-50, FUNCTIONAL CHECKED AND OPS CHECK NORMAL.Jun 16, 1996 · N805CK · Doug DC851SDR 96ZZZX3654Gcu · defectiveON RIA FLT 118 - SFO/BOS - 2.25 HOURS INTO FLIGHT, AIRCRAFT DIVERTED TO LAS DUE TO NR 1 AND NR 3 GENERATORS INOPERATIVE IN-FLIGHT. NO FREQUENCY OR VOLTAGE IN EITHER ONE. BOTH GENERATORS HAD PMG ON GROUND AT LAST MAINTENANCE. REMOVED AND REPLACED NR 1 ENGINEJun 13, 1996 · N302MB · Lkheed 10113851SDR AU960800Gcu · faulty(AUS) ELECTRICAL SYSTEM SUFFERED MOMENTARY LOSS OF POWER ON SEVERAL OCCASIONS - SUSPECT CAUSED BY RH GENERATOR CONTROL UNIT (GCU)Jun 1, 1996 · Boeing 737476SDR EIAA9617Gcu · failedHKG - AFTER TAKEOFF (5 MINS INTO FLIGHT) NR 1 AND NR 2 BUS TIE LIGHTS ILLUMINATED. ALSO, SSB OPENED. CONTINUED FLIGHT WITH LIGHTS ON. APPROXIMATELY 20 MINS LATER, NR 2 GENERATOR OPEN LIGHT AND FIELD LIGHT ILLUMINATED. COULD NOT RESET FIELD OR BUS TIE LIGHTMay 29, 1996 · N470EV · Boeing 747273CSDR 9610199937Regulator · malfunctionedLEFT GENERATOR DROPPED OFF LINE DURING TAKEOFF ROLL AT APPROXIMATELY 30 KNOTS. ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE FOUND REGULATOR FAULT AT GENERATOR CONTROL UNIT. REPLACED THE LEFT VOLTAGE REGULATOR, OPERATIONAL CHECK NORMAL.May 7, 1996 · N908H · Doug DC931SDR CA960424003Gcu · failed(CAN)#2 AC GENERATOR FAILED. FOUND GENERATOR CONTROL UNIT (GCU) AT FAULT.Apr 23, 1996 · Dhav DHC8102SDR CA960424002Control Unit · broken wire(CAN)#1 AC GENERATOR WILL NOT STAY ON LINE. FOUND BROKEN WIRE TO GENERATOR CONTROL UNIT.Apr 23, 1996 · Dhav DHC8311SDR USAAD96038Gen Control Unit · failedON CLIMB-OUT LEFT GENERATOR FAILED WITH A GOOD CROSSTIE. RESET THE LT GENERATOR. GOOD VOLTS AND FREQUENCY. LT GENERATOR FAILED AGAIN WITH A CROSSTIE LOCKOUT. APU STARTED TO BACKUP LT SIDE. APU FAILED. RT GENERATOR ONLY OPERATION. DIVERTED TO PHL. REPLAApr 14, 1996 · N935VJ · Doug DC931SDR 9606131220Gen Contl Unit · failedDURING CRUISE, LOST THE NR 2 AC BUS AND DC BUS, FOLLOWED COM PROCEDURES AND DIVERTED TO KIX. MAINTENANCE REPLACED THE NR 2 GENERATOR CONTROL UNIT.Mar 15, 1996 · N220NW · Doug DC1030SDR CA960118101Control Unit · intermittent(CAN)AFTER TAKEOFF #1 BUS LOST. AIRCRAFT RETURNED TO BLOCKS. BUS PROTECTION PANEL AND GENERATOR CONTROL UNIT REPLACED.Dec 21, 1995 · Boeing 737275SDR CA951221024Regulator · intermittent(CAN)DURING FLIGHT THE #2 GENERATOR TRIPPED OFF LINE DUE TO AN UNDERVOLTAGE AND UNDEREXCITATION CONDITION. THE VOLTAGE REGULATOR WAS CHANGED AND THE SYSTEM GROUND CHECKED SERVICEABLE.Dec 20, 1995 · Boeing 727171CSDR VTZA95236Gen Contl Unit · failedIAD/PHL - FLT 6227 - DURING CRUISE ON 7-29-95, RETURNED TO IAD DUE TO THE LT GENERATOR FAILING IN-FLIGHT. AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE GCU. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)Jul 29, 1995 · N491UE · Bag JETSTM3201SDR 9509192255Gen Contl Pnl · failedDURING TAKEOFF, THE NR 3 GENERATOR BREAKER TRIPPED AND WOULD NOT RESET. ABORTED DEPARTURE AT 10 KNOTS. MAINTENANCE DEFERRED NR 3 GENERATOR PER MEL 24-1B. DTW MAINTENANCE REPLACED THE NR 3 ENGINE GENERATOR CONTROL PANEL. OPERATIONAL CHECK NORMAL.Jun 10, 1995 · N255US · Boeing 727251SDR USAA950153Regulator · inoperativeRDU - FLT 0103 - THE RIGHT GENERATOR TRIPPED OFF LINE DURING FLIGHT. THERE WAS NO CROSS TIE LOCKOUT. THE FLIGHT DIVERTED TO RDU. MAINTENANCE REPLACED THE RIGHT VOLTAGE REGULATOR. OPERATIONS CHECKED NORMAL. (Z)Feb 18, 1995 · N995VJ · Doug DC931SDR 9501119163Voltage Reg · malfunctionedLEFT ENGINE GENERATOR DROPPED OFF LINE DURING TAKEOFF ROLL. ABORTED TAKEOFF AND RETURNED TO GATE. FOUND VOLTAGE REGULATOR FAULT SET ON LEFT GENERATOR CONTROL UNIT. REPLACED THE LEFT VOLTAGE REGULATOR. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.Jan 14, 1995 · N8906E · Doug DC914SDR 95ZZZZ35Voltage Reg · overheatedFLT 228 - KDAY-KMCO - DURING CRUISE NR 2 GENERATOR UNPARALLELED LIGHT CAME ON. FREQS NORMAL, VOLTS ERRATIC. TURNED GENERATOR OFF. DISCONNECTED GENERATOR AFTER ELECTRICAL SMOKE FILLED COCKPIT. MAINTENANCE FOUND VOLTAGE REGULATOR BAD. SMOKE CAUSED BY OVERHEJan 10, 1995 · N991CF · Doug DC8F54SDR DL72S950082Regulator · faultyDURING CRUISE, WITH NR 2 GENERATOR INOP NR 3 BUS-TIE BREAKER TRIPPED. DIVERTED FLIGTH TO DFW. FOUND NR 3 VOLTAGE REGULATOR FAULTY. REPLACED REGULATOR OPERATION NORMAL.Jan 6, 1995 · N540DA · Boeing 727232
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