JASC 2421

Service difficulty reports · 4,277

Reports filed under 2421 · AC Generator-Alternator, 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 = '2421'
  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 ASAA2023022242084Generator · faultedAPU MAINT LIGHT ILLUMINATED AFTER APU START. GROUNDED - YES. REMOVED AND REPLACED APU STARTER GENERATOR REF B737-900 AMM 49-41-21.Feb 22, 2023 · N413AS · Boeing 737990ERSDR HALA2023013100019Control Unit · faultedETOPS-APU GEN: AMBER ON "388"HZ. REMOVED AND REPLACED GAPCU PER AMM 24-41-34. OPS CHECK GOOD. OK FOR SVC. CONTROL UNIT, G OFF 33-2441-9-0001 09797 ON 33-2441-9-0001 08818Jan 30, 2023 · N388HA · Airbus A330243SDR CALA2023012700237Idg · inoperativeABORTED T/O @ 80 KNOTS DUE TO LEFT GEN DRIVE. WHILE ATEMPTING TO APPLY MEL2411B THE LEFT IDG OIL LEVEL READS SERVICE. RAMP IS CURRENTLY CLOSED FOR WEATHER. REQUEST MEL 2411B DUE TO ABOVE MX MESSAGE LOW FREQ. PLACED NR 1 ENG IDG ON MEL 2411B. PERFORMED DDP. Jan 27, 2023 · N78009 · Boeing 777224SDR ASAA2023013024667Idg · failedLH GENERATOR FAILED ON DEPARTURE THROUGH 90KTS ON TO ROLL. GROUNDED - YES. DIVERSION TIME 44 MINUTES RMVD & RPLCD LH IDG REF B737-800 AMM 24-11-11.Jan 25, 2023 · N566AS · Boeing 737890SDR ASAA2023012341608Oil Cooler · leaking#2 ENG IDG AIR/OIL COOLER FOUND LEAKING. GROUNDED - YES. REMOVED AND REPLACED #2 ENG IDG AIR/OIL COOLER REF B737-900 AMM 24-11-21.Jan 23, 2023 · N459AS · Boeing 737990ERSDR HALA2023012300011Generator · abnormalETOPS - APU GENERATOR KICKED OFF AFTER GND POWER REMOVED, ATTEMPTED ONE RESET FAILED AGAIN. ACCOMPLISHED TSM 24-20-00-810-997-A, BITE TEST OF ECMU1 FAULTING MESSAGE BTC-1(11XU1) / ECMU1(1XM1). REMOVED AND REPLACED BTC-1 (11XU1) REF AMM 24-22-55-000-803 AND AMMJan 20, 2023 · N381HA · Airbus A330243SDR ASAA2023011741562Cap · leaking#1 ENG IDG LOW OIL UPON WALK AROUND DURING OIL SERVICE OF #1 ENG FOUND WITH HEAVY OIL STREAKING/DRIPPING FROM OB SIDE. GROUNDED - YES. ACCOMPLISHED IDG OIL SYSTEM STATIC LEAK CHECK PER B737-900 AMM 24-11-00. NOTED A SLIGHT OIL LEAK AT THE CHARGE FILTER CAP WITJan 17, 2023 · N457AS · Boeing 737990ERSDR QXEA2023011900006Generator · inoperativeNR 1 AC GEN CAUTION ON TAKEOFF BELOW 30K. WE ABORTED TAKEOFF AND RAN THE E&A CHECKLIST WE COULD NOT RESET IT. REMOVED FROM SERVICE. REPLACED AC GEN ON #1 ENG IAW MTC 6242101 LEAK CHECK GOOD NO HELP REPLACED #1 AC GCU IAW AMM 24-21*-06-000-801/400-801 NO HELP.Jan 17, 2023 · N453QX · Bombdr DHC8402SDR NACA2023012316003None · noneEVIDENCE OF OIL LEAK BY IDG ACCESS DOOR LEFT ENGINE. CLEANED LEFT ENGINE BY THE IDG IAW B767 AMM 79-00-00 AND MOTORIZE LEFT ENGINE IAW B767 AMM 71-00-00 NO LEAKS NOTED AT THIS TIME.Jan 16, 2023 · N351CM · Boeing 767323SDR DALA2023019200430Line · leakingATO DUE TO LEFT GENERATOR TRIP. RETURNED TO GATE. REPLACED LEAKING OIL LINE AND IDG.Jan 16, 2023 · N171DZ · Boeing 767332SDR CALA2023011600128Idg · faultedGEN 2 FAULT WOULD NOTRESET VARIOUS AC BUS FAILURES. REPLACED #2 GCU. INSTALLED AND SERVICED #2 ENG IDG. #2 ENG IDG OPS CHECK & LEAK CHECK GOOD.Jan 16, 2023 · N410UA · Airbus A320232SDR DALA2023010500066Generator · trippedATO, DUE TO RIGHT GENERATOR TRIP. A/C RETURNED TO THE GATE. MEL APPLIED FOR RIGHT GENERATOR INOP.Jan 3, 2023 · N837MH · Boeing 767432ERSDR ASAA2023010621428Idg · inoperative#2 DRIVE LIGHT DID NOT TURN ON AFTER ENG SHUTDOWN. GROUNDED - YES. REMOVED AND REPLACED #2 IDG IAW AMM 24-11-11. ORIG SUBMISSION DATE: 1/6/2023Jan 2, 2023 · N585AS · Boeing 737890SDR ASAA2023010621429Idg · faultedENG NR 1 GEN FAULT ON TAXI IN TO GATE. GROUNDED - YES. REMOVED & REPLACED NR 1 IDG IAW AMM 24-11-11.Jan 2, 2023 · N474AS · Boeing 737990ERSDR ASAA2023010241388Idg · leakingON WALKAROUND FOUND #1 ENG IDG NO OIL IN SIGHT GLASS AND OIL DRIPPING FROM COWLING. GROUNDED - YES. #1 IDG LEAKING FROM SIGHT GLASS REMOVED AND REPLACED #1 IDG PER B737-900 AMM 24-11-11.Jan 2, 2023 · N457AS · Boeing 737990ERSDR ASAA2022123041331Idg · faultedGEN 2 DRIVE LIGHT ILLUMINATED IN FLIGHT. PER ASA QRH DISCONNECTED DRIVE. GROUNDED - YES. #2 ENG IDG DIFFERENTIAL PRESSURE INDICATOR POPPED. REMOVED AND REPLACED #2 ENG IDG REF B737-900 AMM 24-11-11-400-801.Dec 30, 2022 · N409AS · Boeing 737990ERSDR REXA2022010600015Idg · making metalON SHORT APPROACH AC ESS BUS CAUTION MSG FOLLOWED BY LOSS OF ALL AC PWR. ADG DEPLOYED. APU WAS OFF UPON LANDING. COMPLETED ALL STEPS OF TECHNICAL ACTION PLAN (TAP) #0441, REFER TO NRWC #822795. COMPLETED WIRING CHECKS STEP 3 ON NRWC #822799 AND STEP 4 ON NRWCDec 29, 2022 · N132EV · Cndair CL6002D24SDR AALA202301100111Idg · inoperativeAIRCRAFT WAS GROUNDED: AIRCRAFT DIVERTED TO MAF AFTER NUMBER 2 GENERATOR DROPPED OFFLINE FOLLOWED BY NUMBER 2 ENGINE DRIVE LIGHT. REMOVED AND REPLACED NUMBER 2 ENGINE INTEGRATED DRIVE GENERATOR IAW AMM 24-11-11.Dec 27, 2022 · N947NN · Boeing 737823SDR AALA202212290111Generator · faultedAIRCRAFT WAS GROUNDED: AIRCRAFT DIVERTED TO MAF AFTER NUMBER 2 GENERATOR DROPPED OFFLINE FOLLOWED BY NUMBER 2 ENGINE DRIVE LIGHT. OPENDec 27, 2022 · N947NN · Boeing 737823SDR ANCF20221228006Idg · faultedELEC IDG 1 OIL LO PR DURING TAKE OFF APPROX 100KTS, ELEC IDG 1 OIL LO PR MESSAGE APPEARED ABORTED TAKE OFF WAS EXECUTED. INSPECTION OF THE AIRCRAFT AFTER BRAKE EMERGENCY APPLICATION WAS PERFORMED IAW AMM 05-51-16-200-001-A NO WERE FOUND DISCREPANDec 25, 2022 · N955AV · Airbus A320214SDR ASAA2022122441234Idg · faulted#1 IDG DRIVE LIGHT ILLUMINATE AFTER ENGINE START. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 24-11 TASK 801. CONFIRMED FAULTY #1 IDG. REMOVED AND REPLACED #1 IDG REF B737-900 AMM 24-11-11. OP CHECK GOOD.Dec 24, 2022 · N457AS · Boeing 737990ERSDR CALA2022122303477Idg · faultedRIGHT AC BUSS OFF EICAS, RIGHT AC MAIN BUSS IS NOT ENERGIZED RT AC BUSS OFF, RESET ONCE. AC BUSS OFF AGAIN 5 MIN LATER. RELATED NOTED FAULTS. PERFORMED BITE CHECK ON BPCU IAW FIM 24-20 TREE 801, FAULT NOTED ON RIGHT GEN POWER SYSTEM DP TRIP AND MAIN BUS/Dec 23, 2022 · N33103 · Boeing 757224SDR ASAA2022121841207Generator · faultedAT APU START ATTEMPT ON TAXI INTO GATE THE APU AMBER MAINT OVERHEAD LIGHTS ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED APU STARTER-GENERATOR IAW B737-9 AMM 49-41-21. PERFORMED B747-9 IFIM 49-40-00-810-806 "APU "LIMITED RESET" FUNCTION, OMF SHOWED "NOT ACDec 18, 2022 · N919AK · Boeing 7379SDR HALA2022121900311Alternator · faultedETOPS-ENG 2 FADEC SYS FAULT DURING APPROACH. PERFORMED GROUND SCAN OF EEC CH1A AND CH2B GOT "PMA SIG FAIL", FOUND CANNON PLUG TO ENG 2 PMA NOT CONNECTED PROPERLY AND PIN AND SOCKET DAMAGED. REMOVED AND REPLACED W03 HARNESS PER AMM 73-21-63, OPS CHECK GOOD OK TDec 18, 2022 · N214HA · Airbus A321271NSDR AALA202212142024Gcu · faultedAIRCRAFT WAS GROUNDED: CLIMBING THRU FIGHT LEVEL 340 EXPERIENCED A LOSS OF ELECTRICAL POWER. STARTED APU; PLACED APU ON LEFT TRANSFER BUS. FLIGHT DECLARED AN EMERGENCY AND RETURNED TO CLT LANDING SAFELY. MAINTENANCE REPLACED GENERATOR CONTROL UNITS #1 (AALA202Dec 12, 2022 · N915AN · Boeing 737823SDR AALA202212142315Gcu · faultedAIRCRAFT WAS GROUNDED: CLIMBING THRU FLIGHT LEVEL 340 EXPERIENCED A LOSS OF ELECTRICAL POWER. STARTED APU; PLACED APU ON LEFT TRANSFER BUS. FLIGHT DECLARED AN EMERGENCY AND RETURNED TO CLT LANDING SAFELY. MAINTENANCE REPLACED GENERATOR CONTROL UNITS #1 (AALA20Dec 12, 2022 · N915AN · Boeing 737823SDR U0GA ASR9214Generator · shortedAPPROACH IN IMC. BOTH SCREENS ON PILOT SIDE SCREENS GO BLACK MOMENTARILY AND THEN COME BACK ON. THEN 2 AC GENERATOR FAIL, ECDU DEGR, 2 FUEL PUMP, 2 AUTO PILOT, 2 AMMC FAIL CAUTION LIGHTS. UPPER AFCS MODES ALL DISENGAGED. EMERGENCY DECLARED.Dec 11, 2022 · N503JW · Agusta AW189SDR 2022F00485Control Unit · shortedSMELL OF SMOKE/ODOR IN COCKPIT AND STANDBY POWER ON ANNUNCIATOR ILLUMINATEDDec 8, 2022 · N1258B · Cessna 208BSDR CALA2022120803333Idg · failedAC GENERATOR DRIVE SYSTEM DRIVE LIGHT IS ILLUMINATED GEN-1 . . REPLACED THE NO. 1 ENGINE IDG AS REQUIRED PER AMM 24-11-11-000-801 AND AMM 24-11-11-400-801. ITEM REQUIRES IDT INSPECTION. CHS MECHANIC SNYDER, BRUCE (V921110) REPLACED THE NO. 1 ENGINE IDG AS REQUDec 8, 2022 · N37273 · Boeing 737824SDR I5PA2022112875704Idg · faultyFLT NO. MGE710. ESI - LEFT GENERATOR DRIVE LIGHT INOP. REMOVED AND REPLACED LEFT ENGINE IDG.Nov 28, 2022 · N757QM · Boeing 75729JSDR CALA2022112303196Idg · faultedGEN 1 INDICATIONS INOP ON ELEC SYSTEM ECAM PAGE AT GEAR RETRACTIONLOST GEN 1. FLIGHT CREW ACCOMPLISHED DISCONNECTION OF NR 1 IDG, 24-21-43-210-048C1 IAW AD 2011-19-01 R1. PERFORMED AUTOMATIC GALLEY SHEDDING TEST IAW AMM 24-27-00. VERIFIED APU OIL LEVEL OK ,Nov 23, 2022 · N848UA · Airbus A319131SDR ASAA2022112140879Oil Cooler · leakingFOUND IDG AIR/OIL COOLER LEAKING ON #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED IDG AIR/OIL COOLER ON #1 ENGINE PER B737-900 AMM 24-11-21. IDG AIR/OIL COOLER INSTALLATION TEST COMPLETED, LEAK CHECK GOOD.Nov 21, 2022 · N486AS · Boeing 737990ERSDR ASAA2022111640821Idg · leakingWHILE PERFORMING GROUND RUN #2 ENG ( REF ASA NR-0001 W/O 1931439) FOUND OIL LEAKING EXCESSIVELY FROM #2 IDG DRAIN PAD VENT. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE IDG REF B737-900 AMM 24-11-11/401. LEAKS CHECK GOOD AND OPS TEST GOOD. ETOPS SIGNIFICANT Nov 16, 2022 · N469AS · Boeing 737990ERSDR ASAA2022111440797Idg · leakingON WALKAROUND F.O. NOTICED OIL DRIPPING FROM #2 ENGINE COWLING. GROUNDED - YES. ACCOMPLISHED ENG VENTS AND DRAIN INSP PER B737-900 AMM 71-71-00. NBR 2 IDG LEAKING FROM IDG DRAIN PAD. 5 DROPS PER MIN DURING ENG RUN AND 11 DROPS STATICALLY. INSPECTED NO. 2 IDGNov 14, 2022 · N435AS · Boeing 737990ERSDR AALA202211045831Idg · noneAIRCRAFT WAS GROUNDED: GENERATOR #1 FAULT, FLIGHT CREW ACCOMPLISHED ECAM INSTRUCTIONS BUT WAS UNABLE TO RESET. NOTE: APU WAS ON MEL AS INOPERABLE WHICH LEFT ONLY ONE GENERATOR FUNCTIONING. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW WHERE IT LANNov 3, 2022 · N4032T · Airbus A319115SDR ASAA2022110140643Idg · faultedAFTER ENGINE START DRIVE LIGHT ON ENG #2 ILLUMINATED ENGINE SHUT DOWN. GROUNDED - YES. PERFORMED B737-800 AMM 24-11-11-080-801 AND FOUND FILTERS CONTAMINATED. REMOVED #2 IDG REF AMM 24-11-11-000-801, REMOVED #2 ENG IDG AIR/OIL COOLER LINES REF AMM 24-11-21. FLNov 1, 2022 · N536AS · Boeing 737890SDR ASAA2022110140561Idg · faultedAFTER ENGINE START, GENERATOR #1 WOULD NOT CONNECT OPENED #1 ENGINE FAN COWL TO FOM. GROUNDED - YES. REMOVED #1 IDG REF B737-800 AMM 24-11-11. REPLACED #1 IDG REF AMM 24-11-11.Nov 1, 2022 · N536AS · Boeing 737890SDR FDEA202210292694Idg · faultedBEGINNING T/O ROLL ON RWY 18L AT MEM, RECEIVED R GEN DRIVE EICAS T/O REJECTED AT 7 KTS GROUND SPEED. EXITED RUNWAY. RAN QRH, DIRECTED RIGHT GEN DRIVE DISCONNECT, APU STARTED, REJECTED LANDING CHECKLIST ACCOMPLISHED AND AFTER LANDING CHECKLIST. RETURNED TOct 29, 2022 · N126FE · Boeing 7673S2FSDR 2022F00429Shaft · shearedDURING A POSITIONING FLIGHT FROM KPNE TO KHPN, THE CREW EXPERIENCED AN ABNORMAL OIL INDICATION ON ENGINE NO. 1. THE CHECKLIST DIRECTED THE CREW TO SHUTDOWN THE ENGINE AS A PRECAUTIONARY ACTION. THE CREW ASSESSED THE PROBLEM, DECLARED AN EMERGENCY AND LANDED Oct 28, 2022 · N750EA · Cessna 750SDR YENA2022102801041None · noneFLT#404, SJU-JFK. 'FLIGHT ATTENDANT NOTED BURNING ELECTRICAL ODOR IN DESCENT NEAR FORWARD LAV ODOR DISSIPATED AFTER 20 MINUTES; PERFORMED TSM 24-00-00-810-823-A. INSPECTED FWD GALLEY COFFEE MAKERS AND OPS CHECKED WITH NO DEFECTS AND INSPECTED LAV A HOT WATER HOct 25, 2022 · N629JB · Airbus A320232SDR YENA2022100500986Gcu · failedFLT#1620, BOS-LHR. (ETOPS) 'AC GEN CLASS II MSG ( CLASS II MX MSG - GPCU OR AC GEN ); REMOVED AND REPLACED GCU # 2 PER TSM 24-22-00-810-832-A, VERIFIED BY GROUND CHECK AND OPC PROCEDURE IAW AMM 24-41-00. OPS CHECK WAS GOOD, NO MSGS WERE NOTED. MDDR ITEM RESTORSep 28, 2022 · N4062J · Airbus A321271NSDR FDEA202209282381Gcu · failedON FINAL TO KSBD LOST THE LEFT AC BUS. WE HAD L GEN OFF, L BUS OFF, AND L BUS TIE TO ISLN ON THE OVERHEAD PANEL. LOST ASSOCIATED EQUIPMENT ON CAPTAIN SIDE. FLAPS AT 20 DEGREES. WENT AROUND AND RAN THE AC BUS OFF CHECKLIST. WE WE ABLE TO GET THE LEFT Sep 28, 2022 · N962FD · Boeing 7572G5SDR ABXA2022092799Drive Assy · intermittentRT GEN DRIVE INTERMITTENT. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE.MAINTENANCE DEFERRED RT. GEN. DRIVE. MAINTENANCE PROCEDURES COMPLIED WITH, PLACARD INSTALLED. AIRCRAFT RETURNED TO SERVICE.Sep 27, 2022 · N768 · Boeing 767281SDR 9JLA2022091531130Generator · failedTHE FLIGHT CREW REPORTED THE RIGHT GENERATOR FAILED IN FLIGHT. THE FLIGHT CREW RAN THE CHECKLIST AND CONTINUED THE FLIGHT AND LANDED WITHOUT EVENT. THE MAINTENANCE TEAM INSPECTED AND FOUND A BRUSH SPRING ON THE RIGHT STARTER GENERATOR OUT OF POSITION. REALIGNESep 12, 2022 · N706FF · Cessna 560XLSDR COEA2022091304880Gcu · out of adjustFLIGHT 7801 PHX - HII DISCREPANCY: ON DESCENT INTO HII, GENERATOR SHOWING 32 VOLTS THEN STANDBY ELECT POWER ON ANNUNCIATOR ILLUMINATED. GENERATOR OFF ANNUNCIATOR ILLUMINATED, STANDBY ELECT POWER INOP ANNUNCIATOR ILLUMINATED THEN BOTH STANDBY POWER CIRCUIT BRSep 12, 2022 · N880FE · Cessna 208BSDR J7SA2022091200331Generator · faultedDIVERTED DUE TO AMBER BATT 1 DISCHARGING CAS FOLLOWED BY A GEN 1 OFF BUS. ELECTRICAL SYNOPTIC PAGE SHOWED GEN 1 OFF AND BOTH SHED BUSSES OFF, WITH GEN 2 POWERING THE SYSTEM. AIRCRAFT LANDED WITHOUT INCIDENT AT KCHS. WHILE TAXIING IN, ENG 1 OIL CHIP DETECT CAS Sep 6, 2022 · N406FX · Emb EMB545SDR AALA202209061414Generator · inoperativeAIRCRAFT WAS GROUNDED: IN CRUISE AT FLIGHT LEVEL 380 NUMBER 2 DRIVE LIGHT ILLUMINATED RAN QUICK REFERENCE HANDBOOK PROCEDURE. APU WOULD NOT START EVEN AFTER DESCENDING TO A LOWER ALTITUDE. DIVERTED TO ICT. REPLACED NUMBER 2 ENGINE INTEGRATED DRIVE GENERATOR PESep 3, 2022 · N915NN · Boeing 737SDR ABXA2022082284Generator · failedR GEN FAILURE PRIOR TO 80 KNOTS ON TAKE OFF. ABORTED TAKE OFF AND RETURNED TO GATE. AIRCRAFT GROUNDED BY MAINTENANCE. MAINTENANCE DEFERRED RT GEN. IAW MEL 24-00-1-1. PLACARD INSTALLED, AIRCRAFT RELEASED ETOPS 120. MAINTENANCE PROCEDURES C/W MBCB 08.25/22. AIRCAug 22, 2022 · N371CM · Boeing 767338SDR FDEA202208121974Idg · failedDURING CLIMB OUT AT 600 FEET L GEN OFF ILLUMINATED. RAN QRH AND ABLE TO RESET L GEN. STARTED APU FOR BACKUP AND APU RAN FOR ABOUT 5 MINUTES AND GOT AN APU FAULT EICAS AND APU SHUTDOWN. DURING DESCENT L GEN OFF EICAS ILLUMINATED AGAIN. QRH ONLY ALLOWS ONE Aug 12, 2022 · N971FD · Boeing 757200SDR DALA2022080905420None · noneSHIP 3234 -ATO- AT LOW SPEED DUE TO DISPLAY OF ELEC GEN 2 FAULT MESSAGE. CORRECTIVE ACTION: DEFERRED #2 IDG PER MEL 24-20-01A AND CONTINUED. (9182360)Aug 8, 2022 · N334NW · Airbus A300*
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