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 COEA2023100505875Gcu · faultedFLT 7801, ENROUTE HII-PHX: DISCREPANCY: GENERATOR OFF LIGHT ILLUMINATED INBOUND TO PHX . WOULD NOT RESET. DECLARED AN EMERGENCY. CONTINUED FLIGHT USING STANDBY POWER. LANDED WITH NO FURTHER ISSUES. CORRECTIVE ACTION: MAINTENANCE REPLACED THE GENERATOR CONTROL Oct 4, 2023 · N875FE · Cessna 208BSDR DALA2023093008041Unknown · unknownSHIP 8117 - DIV - TO DTW DUE TO L AND R GENERATOR FAILED WITH L AND R THR REV FAIL. THE GENERATORS HAVE BEEN RESET SUCCESSFULLY, THE L AND R THR REV FAIL REMAINS. WET CONDITIONS IN BOS DRIVING THE DIVERSION. THE FLIGHT DECLARED EMERGENCY TO DTW. CORRECTIVE ACTSep 29, 2023 · N117DU · Airbus BD5001A10SDR NACA2023092700004Unknown · unknownRH ENGINE IDG OIL FILTER DPI POPOUT. INSPECTED IDG, REMOVED AND REPLACED IDG SCAVENGE FILTER AS PER AMM 24-11-02 AND REPLACED OIL AND IDG SCRATCH DECALSep 27, 2023 · N379CX · Boeing 767323SDR FDEA202309241656Idg · unknownLEFT GEN. FAILURE AT 80KTS ON TAKEOFF ROLL. REJECTED T/O INSTALLED NEW LH ENG IDG REF MM 24-11-01-4-4. OPS CHECKS NORMAL REF 24-11-00-5 . ACFT OK FOR SERVICE.Sep 24, 2023 · N165FE · Boeing 767300SDR SWAA2023092504155Idg · faulty#2 DRIVE ANNUNCIATOR ILLUMINATED WHILE AT CRUISE FL 400 COMPLIED WITH QRH<[01] REMOVED AND REPLACED #2 IDG PER AMM 24-11-11Sep 24, 2023 · N959WN · Boeing 7377H4SDR SWAA2023092504204Idg · faulty#2 DRIVE ANNUNCIATOR ILLUMINATED WHILE AT CRUISE FL 400 COMPLIED WITH QRH<[01] REMOVED AND REPLACED #2 IDG PER AMM 24-11-11Sep 24, 2023 · N959WN · Boeing 7377H4SDR SWAA2023092504205Idg · faulty#2 DRIVE ANNUNCIATOR ILLUMINATED WHILE AT CRUISE FL 400 COMPLIED WITH QRH<[01] REMOVED AND REPLACED #2 IDG PER AMM 24-11-11Sep 24, 2023 · N959WN · Boeing 7377H4SDR ASAA2023092345278Unknown · unknown#1 ENGINE RIGHT IDG AIR OIL HEAT EXCHANGER BENT FINS. GROUNDED - YES. FOUND 3 BENT FINS ON #1 ENG RIGHT IDG AIR OIL HEAT EXCHANGER. BENT THE 3 FINS BACK TO WITHIN LIMITS IAW AMM 24-11-13-210-801 G(1)(C)5)B). NO OTHER DAMAGE NOTED.Sep 23, 2023 · N920AK · Boeing 7379SDR YENA2023092501124Contactor · failedFLT#334, SFO-BOS. (ETOPS) 'APU GEN POWER CHANGE OVER FAIL; REMOVED AND REPLACED THREE POLE CONTACTOE IAW AMM 24-23-55. OPS CHECK GOOD. A/C GOOD TO CONTINUED SVC.'Sep 23, 2023 · N2142J · Airbus A321271NSDR YENA2023092201118Unknown · unknownFLT#43, JFK-LGW. (ETOPS) AC GEN MAINTENANCE STATUS MESSAGE. ( CLASS II MX MSG - GPCU OR AC GEN ); PERFORMED FUNCUTION TEST OF A/C GEN IAW AMM 24-21-51. NO MSG. OK FOR FLT SVC AT THIS TIME. MX-4 UPDATED. PLACARD REMOVED.Sep 22, 2023 · N4048J · Airbus A321271NSDR ASAA2023092145389Filter · leakingTECH SERVICES FOLLOW UP REQUEST FOR FREQUENT #2 IDG SERVICING(#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1970015 TASKCARD: N/R-00001 ) COULD NOT PERFORM STATIC LEAK CHECK DUE TO THE AMOUNT OF OIL RESIDUE IN MULTIPLE LOCATIONS. CLEANED EXTERNAL PORTION OF Sep 21, 2023 · N531AS · Boeing 737890SDR ASAA2023092145356Idg · leakingTECH SERVICES FOLLOW UP REQUEST FOR FREQUENT #1 IDG SERVICING(#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1970975 TASKCARD: N/R-00001 ) WHILE ACCOMPLISHING TSR715005 FOUND A LARGE AMOUNT OF OIL AROUND THE QUAD RING. REMOVED AND REPLACED #1 ENG IDG REF AMM Sep 21, 2023 · N531AS · Boeing 737890SDR DALA2023092107766Unknown · unknownSHIP 3309 - DIV - INTO MAD DUE TO NO. 2 IDG OIL TEMP HIGH. CORRECTIVE ACTION: REPLACED #2 IDG. (4879048)Sep 20, 2023 · N809NW · Airbus A330323SDR CALA2023092002830Generator · inoperativeAFTER TAKEOFF CREW NOTICED APU IS OFF WITH APU GEN OFF...CREW STARTED THE APU , BUT APU GEN WOULD NOT COME ONLINE. SINCE LEFT GEN WAS ALREADY DEF INOP (LP5783755) COULD NOT CONTINUE (ONE GEN OPS) ...TOMC MO ON ARRIVAL CREW STATED THEY ATTEMPTED 3 SEPERATE APU Sep 19, 2023 · N76054 · Boeing 767424ERSDR ASAA2023091345213Valve · leakingFOLLOW-UP TO #1 IDG FREQUENT SERVICING-----(#PRI2)-----ETOPS SINGIFICANT SYSTEM----. GROUNDED - YES. (RESOLVED ON W/O: 1969856 TASKCARD: N/R-00002 ) ACCOMPLISHED TSR NO LEAKS NOTED.IDG VENT AND SERVICE FITTING CHANGED LEAK CHK OKSEAMC SCOTT NOTIFIED THIS CLEARSep 13, 2023 · N468AS · Boeing 737990ERSDR YENA2023091101063Gcu · failedFLT#1388, LAX-BOS. (AIRCRAFT PERFORMED AN AIR TURN BACK TO LAX) 'GEN 2 FAULT ON CLIMB OUT AT 8000 FEET. FOLLOWED ECAM AND GRH PROCEDURE UNABLE TO RESET GEN 2; REMOVED AND REPLACED ENG 3 2 GCU IAW AMM 24-22-34. PERFORMED OPS TEST PER AMM 24-22-34-710-051-C TESTSep 8, 2023 · N984JB · Airbus A321231SDR FDEA202309081561Idg · failedLEFT GEN DRIVE EICAS MESSAGE RAN QRH - APU FAULT DIVERTED TO KIAD. NOTED DURING ENGINE RUN IDG DRIVE LIGHT STAYED ILLUMINATED AND LEFT GEN FAULT IMMEDIATELY AFTER ENGINE START. NOTED GENERATOR DRIVE RESET RING WOULD NOT RESET. REPLACED LEFT ENG IDG IAW ABOVSep 8, 2023 · N954FD · Boeing 757200SDR ASAA2023090744991Generator · faultyAPU FAULT LIGHT ILLUMINATED WHEN APU START WAS ATTEMPED ON THE GROUN IN SEATTLE. GROUNDED - YES. (RESOLVED ON W/O: 1968231 TASKCARD: N/R-00001 ) PERFORMED IFIM TASK 49-49-00-810-805 AND DETERMINED APU SGU TO BE FAULTY. REPLACED SGU REF AMM 49-41-21. OPS CHK GOSep 7, 2023 · N955AK · Boeing 7379SDR DALA2023082806959Unknown · unknownSHIP 3313 "DIRTY SOCK" SMELL IN DESCENT AND WITH APU RUNNING. CORRECTIVE ACTION: RMVD BOTH NBR 1 AND NBR 2 ENG H.P. VALVES TO INSPECT FOR OIL CONTAMINATION. NTF. REINSTALLED BOTH 1 & 2 H.HP. VALVES. TROUBLE SHOT. SUSPECT APU DUE TO OIL LEAK REF LOG PAGE 444940Aug 25, 2023 · N813NW · Airbus A330323SDR YENA2023081800959Gcu · failedFLT#7, JFK-LHR. (ETOPS) 'DURING PDSC AC GEN ON ECAM ( CLASS II MX MSG - GPCU OR AC GEN ). REMOVED AND REPLACED GCU #1 IAW AMM 24-22-34. PERFORMED ENG # 1 AND 2 IDLE RUN PER REF 24-22-34-710051-1. CONFIRMED NO FAULTS. ALL OPS NORMAL. MDDR CLEARED. MX-4 UPDATAug 18, 2023 · N4073J · Airbus A321271NSDR ASAA2023080344400Generator · malfunctionedPILOT REPORTS APU WONT START. GROUNDED - YES. (RESOLVED ON W/O: 1960966 TASKCARD: N/R-00004 ) FOLLOWING THE IFIM GVI OF START / GEN UNIT = OK, CONTINUITY CHECK OF WIRING BETWEEN SCU AND START / GEN = NFF, REPLACED SCU WITH SERVICABLE UNIT, OPS CHECKS FAIL = ORAug 3, 2023 · N960AK · Boeing 7379SDR YENA2023080300893Unknown · unknownFLT#18, FLL-JAX. 'DUAL GEN FAIL ON SHORT FINAL RAT EXTENDED.' (SUPPLEMENTAL INFORMATION TO FOLLOW)Aug 3, 2023 · N649JB · Airbus A320232SDR ASAA2023073144329Generator · faultedAPU FAILED TO START AFTER 3 ATTEMPTS. GROUNDED - YES. APU BITE REVIEW RESULTED IN FIVE HITS OF FAULT 49-41012, NO ROTATION SHUTDOWN DURING THIS LEG. DUE TO SIMILAR HISTORY SUGGEST REPLACING THE APU STARTER/ GENERATOR. 53815. REMOVED AND REPLACED STARTER GENERAJul 31, 2023 · N974AK · Boeing 7379SDR ASAA2023072944296Idg · leakingFOLLOW-UP TO #2 IDG FREQUENT SERVICING. ACCOMPLISH #2 IDG STATIC LEAK CHECK. GROUNDED - YES. (RESOLVED ON W/O: 1963071 TASKCARD: N/R-00002 ) VERIFIED OIL LEVEL INDICATED FULL. NO EXTERNAL LEAKS NOTED. REMOVED AND REPLACED #2 IDG PER AMM 24-11-11. PERFORMED OPSJul 29, 2023 · N534AS · Boeing 737890SDR ASAA2023072644273Idg · faultedGEN #1 DRIVE LIGHT/DISCONNECT. GROUNDED - YES. WHILE ACCOMPLISHING B737-800 IFIM TASK 24-11 TASK 801 GEN 1 DRIVE LIGHT ILLUMINATED, FOUND FUEL CONTAMINATON IN IDG. REMOVED AND REPLACED IDG ON #1 ENG IAW B737-800 AMM 24-11-11-000-801/400-801. REMOVED AND REPLACJul 26, 2023 · N564AS · Boeing 737890SDR ASAA2023072444201Idg · faulty#2 ENG 'DRIVE' LIGHT NOT ILLUMINATED WITH #2 ENG SHUT DOWN. GROUNDED - YES. (RESOLVED ON W/O: 1963130 TASKCARD: N/R-00002 ) REPLACED #2 ENGINE IDG. REF AMM 24-11-11. GROUND VERIFICATION SUCCESFUL. CLEAR MEL 24-11-02. REF LP 60716303 FOR IDG OIL AND FILTER CHANJul 24, 2023 · N946AK · Boeing 7379SDR GTIA2023072137344Unknown · unknown103 MCO-BOS HAS DECLARED AN EMERGENCY WITH ATC AND IS DIVERTING TO RIC. ETA TO RIC IS 2047Z - FLIGHT HAD LOST AN IDG IN FLIGHT, AND REPORTED A SMELL OF SMOKE. -FOUND CONTAMINATION ON ENG #1 IDG CANNON PLUGS, CLEANED CANNON PLUGS IAW TSM 24-21-00-810-826-A, NO Jul 18, 2023 · N526NK · Airbus A319132SDR ASAA2023071344183Idg · faultedTECH SERVICES FOLLOW UP REQUEST IN FREQUENT #1 IDG SERVICING(#PRI2/ETOPS) ****** ETOPS SIGNIFICANT SYSTEM *******. GROUNDED - YES. (RESOLVED ON W/O: 1918839 TASKCARD: N/R-00011 ) NO MAINTENANCE ACTION REQUIRED SEE TECH SERVICE NOTE #1 IDG REPLACED 07/13/2023 WJul 13, 2023 · N583AS · Boeing 737890SDR ASAA2023071143974Idg · faulty#2 ENGINE DRIVE LIGHT NOT ILLUMINATED WITH ENGINE NOT RUNNING. GROUNDED - YES. (RESOLVED ON W/O: 1960703 TASKCARD: N/R-00003 ) REVERSED CONFIGURATION CHANGES OF MEL 24-11-01 FOR THE #2 IDG. REPLACED LAMPS IN #2 GEN DRIVE LIGHT AND #2 GEN OFF BUS LIGHT. CONFIRMJul 11, 2023 · N961AK · Boeing 7379SDR ASAA2023070643907Filter · unknownON PDC WALK AROUND FOUND #1 IDG PDI (PRESS. DIF. IND.) POPPED. GROUNDED - YES. PERFORMED IFIM TASK 24-11-00-810-805. FOUND DPI EXTENDED. PERFORMED IDG SCAVENGE AND CHARGE FILTER INSPECTION. NO DEFECTS NOTED AT THIS TIME. REPLACED IDG SCAVENGE AND CHARGE FILTERJul 6, 2023 · N935AK · Boeing 7379SDR DXTA2023070390240Unknown · unknownCABIN POWER (60 HZ): WHEN I OPENED THE AFT BAGGAGE COMPARTMENT AFTER A 3 HOUR FLIGHT THERE WAS A STRONG SMELL OF ELECTRICAL BURNING. WE REMOVED ALL LUGGAGE THE SMELL WAS STILL PRESENT 15 MINUTES LATER. THERE WAS NO SMELL IN THE CABIN OR COCKPIT. THERE WERE NOJul 3, 2023 · N331QS · Emb EMB505SDR 7C7A2023070200041Generator · failed#2 AC GEN HOT CAUTION LIGHT CAME ONJul 2, 2023 · N891EA · Dhav DHC8106SDR CALA2023062602038Idg · unknownLEFT GENERATOR EICAS MESSAGE AND GEN DRIVE LIGHT ILLUMINATED IN FLIGHT. GEN DISCONNECTED BY FLIGHT CREW. PER FIM TASK FOR MAINT MESSAGE 24-31631 LEFT LDG NEEDS TO BE REPLACED. LEFT T/R AND L/E SLATS DEACTIVATED PER AMM 78-31-00 AND 27-81-00. ADD FAULT: 24-3163Jun 25, 2023 · N792UA · Boeing 777222SDR AALA202306261386Idg · warning messageAIRCRAFT WAS NOT GROUNDED: ELECTRIC GENERATOR SYSTEM R STATUS MESSAGE DISPLAYED. SATELLITE COMMUNICATIONS SYSTEM INOPERATIVE. EMERGENCY DECLARED; FLIGHT RETURNED TO PHX LANDING SAFELY. **SUPPLEMENTAL REPORT FOR AALA202306231386: MAINTENANCE REPLACED RIGHT ENGJun 22, 2023 · N757AN · Boeing 777223SDR HALA2023062600133Generator · faultySUPPLEMENTAL SUBMISSION: UPDATED RESOLUTION AND CORRECTION ON AIRCRAFT REGISTRY NUMBER, AIRCRAFT S/N, TOTAL HOURS, CYCLES, AND FLIGHT NUMBER. ETOPS - APU AUTO SHUTDOWN AT THE GATE WHILE DEPLANING. FAULTED APU GENERATOR. REMOVED APU GENERATOR PER AMM 24-23-01 FJun 21, 2023 · N383HA · Airbus A330243SDR HALA2023062200133Generator · faultyETOPS - APU AUTO SHUTDOWN AT THE GATE WHILE DEPLANING. FAULTED APU GENERATOR 242351 REMOVED APU GENERATOR PER AMM 24-23-01 FOUND METAL SHAVING IN OIL PORTS GENERATOR SHAT SHEVERS 6/21/23 18882 REPLACED APU GENERATOR PER AMM 24-23-51 AND TSM 49-62-00-810-815-A Jun 21, 2023 · N383HA · Airbus A330243SDR ASAA2023062043659Generator · faultyAPU FAULT AND SHUTDOWN ON GROUND AFTER LANDING. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM TASK 49-40-00-810-818 STEPS A.-C.(5)(C) AND IFIM TASK 49-40-00-810-805 STEPS A.-C.(5)(C). NO DEBRIS ON MAGNETIC PLUG, APU ROTATES FREELY, WIRING CHECK OK. REPLACED STARTERJun 20, 2023 · N977AK · Boeing 7379SDR AALA202306190170Idg · faultyAIRCRAFT WAS NOT GROUNDED: #2 SOURCE / GENERATOR LIGHT CAME ON CLIMB. FLIGHT RETURNED TO AUS LANDING SAFELY. MAINTENANCE REPLACED #1 INTEGRATED DRIVE GENERATOR (IDG) PER AMM 24-11-11.Jun 17, 2023 · N800NN · Boeing 737823SDR DALA2023060604563Unknown · unknownSHIP 9543 -DIV/DE- THE CREW DIVERTED THE AIRCRAFT TO MEM AND DECLARED AN EMERGENCY ON APPROACH DUE TO THE RIGHT GENERATOR FAILING AND THE APU ALREADY ON MEL DEFERRAL. CORRECTIVE ACTION: MAINTENANCE REPLACED THE APU ECU, THE RIGHT PCDU, THE LEFT & RIGHT BUS TIEJun 5, 2023 · N978AT · Boeing 717200SDR MTNA20230602001Generator · inoperativeTHE LEFT HAND AC WILD GENERATOR WAS INOP AND PLACED ON DEFERRAL. CREW DECLARED AN EMERGENCY DUE TO MEL RESTRICTIONS. REMOVED AND REPLACED THE #1 AC WILD GENERATOR. OPS CHECK GOOD.Jun 2, 2023 · N906FX · Aerosp ATR42320SDR ASAA2023053143435Idg · leakingDURING LK CK OF #2 IDG PER MTC 7842400 FOUND AFT FILTER HOUSING TO BE LEAKING. GROUNDED - YES. REMOVED #2 IDG. INSTALLED #2 IDG REF 737-800 AMM 24-11-11. IDLE RUN LEAK CHECK & OPERATIONAL CHECKS GOODMay 31, 2023 · N562AS · Boeing 737890SDR DALA2023060204435Unknown · unknownFOUL ODER EMINATING FROM UNDER GLARE SHIELD. SMELLS LIKE ARMPIT OR DIRTY SOCKS. UPON PERFORMING W/C 0550-2002 IDENTIFIED SOURCE OF FUMES IN COCKPIT TO BE TYPE 1, "APU". IDENTIFIED APU OIL LEAK ORIGINATING FROM A TOP PORT OF THE APU GENERATOR PER W/C 4900- 2001May 27, 2023 · N308DN · Airbus A321213SDR YENA2023051200512Unknown · unknownFLT#1107, JFK-LHR. (ETOPS)' CLASS II MAINTENANCE MESSAGE AC GEN DISPLAYED ON POWER UP ( CLASS II MX MSG - GPCU OR AC GEN ). PERFORMED OPS TEST OF GCU 1 AND GCU 2 IAW AMM 24-22-34. THE OPS CHECK IS GOOD. NO MSG DISPLAYED AT THIS TIME. NO PREVIOUS HISTORY. MDDRMay 10, 2023 · N4073J · Airbus A321271NSDR WX0A1900010031764Idg · unknown(EMERGENCY DECLARED) GEN 2 FAULT FOLLOWED BY AC BUS 2 FAULT FOLLOWED BY CASCADING FAILURES PERFORMED OVERWEIGHT LANDING/PERFORMED T/SHOOTING IAW A320 TSM 24-20-00-810-814-A. REMOVED AND REPLACED IDG #2 IAW A 320 AMM 24-21-51-000/400/-040-A AND PERFORMED T/SHOMay 6, 2023 · N224NV · Airbus A320214SDR 4VAA202305084002Generator · failedTHE CREW REPORTED THAT AFTER TAKE-OFF, ALL INSTRUMENT LIGHTS FLICKERED. A LEFT-HAND GENERATOR FAULT MESSAGE APPEARED ALONG WITH SEVERAL OTHER ASSOCIATED MESSAGES. THE CREW RETURNED TO FIELD LANDED WITHOUT FURTHER INCIDENT. THE LEFT HAND GENERATOR WAS REPLACED.May 4, 2023 · N462PA · Saab 2000SAABSDR HALA2023050500102Idg · faultyETOPS - ELEC IDG 1 OIL LO PR PER ECAM IDG1 SELECTED OFF. FOUND METAL SHAVINGS IN IDG OIL REMOVED AND REPLACED IDG PER AMM 24-21-51 OPS CHK LEAK CHECK GOOD. OK FOR SVCMay 4, 2023 · N361HA · Airbus A330243SDR FDEA202304110624Idg · failedON DESCENT LOST GEN 2. GEN DID NOT RESET. REMOVED AND REPLACED #2 ENGINE IDG OPS CHECK GOOD AT THIS TIME REF A 300 AMM 24-11-11-04-01.Apr 11, 2023 · N682FE · Airbus A300F4605RSDR YENA2023040400312Gcu · failedFLT#630, MCO-PUJ. (AIRCRAFT DIVERTED TO SJU) ' ELEC 2 GEN FAULT AIRBORNE; PER TSM TASK 24-20-00-810-122-C INSPECTED WIRING AND FOUND GOOD. REMOVED AND REPLACED #2 GCU PER AMM 24-22-34. OPS CHECK FOUND GOOD. NO FURTHER DEFECTS WERE NOTED. A/C OK FOR SERVICE.'Mar 31, 2023 · N948JB · Airbus A321231SDR DALA2023033002440Generator · inoperative(LOG 9976944) AT GATE APU CAME OFFLINE AND AIRCRAFT SMELLED OF BURNT RUBBER. RMVD APU STARTER/GENERATOR PER B737 MM 49-41. INSTLD SVCBLE STARTER/GEN PER B737 MM 49-41. OPS AND LEAK CHECK GOOD.Mar 27, 2023 · N925DZ · Boeing 737900ERSDR AALA202303289741Gcu · fault messageAIRCRAFT WAS GROUNDED: JUST PRIOR TO TOP OF DESCENT LEFT TRANSFER BUS OFF, LEFT SOURCE OFF BOTH ILLUMINATED SIMULTANEOUSLY: AFTER QUICK REFERENCE HANDBOOK PROCEDURE TRANSFER BUSS OFF LIGHT REMAINED ILLUMINATED. EMERGENCY WAS DECLARED IN LAS. SWAPPED AUXILIARYMar 18, 2023 · N951AA · Boeing 737823
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