JASC 2434

Service difficulty reports · 849

Reports filed under 2434 · DC 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 = '2434'
  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 YEWA20200910001Starter Gen · arcedDURING SCHEDULED INSPECTION OF STARTER/GENERATOR, WE FOUND A MOLTEN HOLE IN THE FAN COVER AT THE REAR OF THE GENERATOR. UPON REMOVING THE COVER, WE FOUND ONE OF THE BRUSH LEADS HAD SHORTED TO THE CASE, DAMAGING THE CASE AND THE LEAD. IT WAS ALSO NOTICED THATAug 12, 2020 · N925MD · Bell 407SDR 2020FA0000381Drive Belt · brokenWHILE INBOUND TO SNA THE AIRCRAFT RADIOS WENT DEAD AND THE BATTERY WENT DEAD. THE PILOT CONTACTED SNA TOWER USING HIS CELL PHONE AND WAS CLEARED TO LAND. AFTER LANDING IT WAS DISCOVERED THE ALTERNATOR DRIVE BELT FAILED AND THE AIRCRAFT WAS RUNNING ON BATTERY Jul 31, 2020 · N4840K · Cessna P210NSDR 2020FA0000338Alternator · burnedLOW VOLTAGE LIGHT ILLUMINATED. 30 SECONDS LATER A STRONG ELECTRICAL BURNING SMELL CAME FROM BEHIND THE PANEL FOLLOWED BY A VERY SMALL AMOUNT OF SMOKE. RAN ELECTRICAL FIRE IN FLIGHT CHECKLIST AND LANDED 10 MINUTES LATER IN CHEFORNAK AND CALLED MX CONTROL TO REPJul 16, 2020 · N9651M · Cessna 207ASDR 2020FA0000027Bearing · failedDURING ANNUAL INSPECTION I PERFORMED ALTERNATOR INSPECTION REQUIRED BY PLANEPOWER. PLANEPOWER'S MAINTENANCE INSTRUCTIONS ANNUAL / 100 HOUR INSPECTIONS: 1. REMOVE DRIVE BELT AND TURN ALTERNATOR ROTOR TO CHECK CONDITION OF BEARINGS FOR ABNORMAL NOISE OR ROJan 9, 2020 · N52669 · Cessna 177RGSDR 2019FA0000246Bracket · damagedALTERNATOR ATTACHMENT BRACKET MOUNTING HOLES ELONGATED CAUSING THE ALTERNATOR FAN/FLYWHEEL TO GRIND AGAINST THE ALTERNATOR ATTACHMENT BRACKET LEADING TO ALTERNATOR FAILURE. THIS ENGINE WAS RECENTLY OVERHAULED AND HAD ONLY 80 HOURS SINCE OVERHAUL. THE FRONT BUSAug 7, 2019 · N569DS · Diamon DA40SDR YV3R2019071800141Alternator · defectiveCUSTOMER REPORTED ALTERNATOR ASSEMBLY P/N: D748-1R IS DEFECTIVE.Jul 15, 2019 · Robsin R44RAVENIISDR 2019FA0000211Alternator · failedWHILE IN FLIGHT THE SMELL OF BURNING ELECTRONICS WAS APPARENT IN THE CABIN. ALTERNATOR WAS TURNED OFF. ALL UNNECESSARY ELECTRONIC CIRCUITS WERE SHUT OFF USING THE ASSOCIATED CIRCUIT BREAKERS. THE FLIGHT WAS CONTINUED TO TOWARDS ITS DESTINATION WHICH WAS ABOUT Jul 6, 2019 · N206US · Cessna 206CESSNASDR CA190617028Generator · overheated(CAN) CREW WAS TAXIING TO A RUNWAY WAS INFORMED TO TAXI TO A DIFFERENT RUNWAY. IN THE PROCESS OF HEADING FOR THIS DIFFERENT RUNWAY CREW REPORTED THAT THE BOTH COPILOTS DISPLAYS WENT BLANK WITH THE R MAIN BUS FAIL CAS AND R AUX BUS FAIL CAS POSTED ALONG WITH ANJun 15, 2019 · Bombdr BD1001A10SDR 2020FA0000109Shaft · brokenALTERNATOR WAS INSTALLED ON ENGINE. ENGINE INSTALLED IN ACFT ON 3/1/2017 ACFT TT 5410.1 SHAFT IN ALTERNATOR BROKEN, REMOVED 6/12/2019 ACFT TT5740.9 TIME IN SERVICE 330.8 HOURS.Jun 14, 2019 · N340UM · Cessna 120SDR YV3R2019012200113Alternator · defectiveCUSTOMER REPORTED ALTERNATOR ASSEMBLY P/N: D748-6 HAS AN INTERNAL SHORT/OPEN CIRCUIT.Jun 4, 2019 · Robsin R44SDR YV3R2019060622111Alternator · inoperativeCUSTOMER REPORTED ALTERNATOR WAS NOT PRODUCING CHARGING CURRENT.Jun 4, 2019 · Robsin R44SDR YV3R2019052900097Alternator · inoperativeCUSTOMER REPORTED ALTERNATOR ASSEMBLY P/N: D748-6 HAS NO CURRENT OUTPUT.May 17, 2019 · N619BZ · Robsin R44RAVENIISDR CA190617021Alternator · inoperative(CAN) ALTERNATOR FOUND TO BE INOPERATIVE DURING PRE-FLIGHT GROUND RUN. ALTERNATOR REPLACED WITH OVERHAULED UNIT. (TC# 20190617021)May 15, 2019 · Robsin R44RAVENIISDR CA190513022Alternator · malfunctioned(CAN) PILOT REPORTED AMMETER SHOWING DISCHARGE, INSPECTED ALTERNATOR AND FOUND THAT WITH FIELD POWER APPLIED ALTERNATOR NOT GRABBING - REMOVED ALTERNATOR AND BENCH CHECKED FOUND NOT CHARGING, DISASSEMBLED ALTERNATOR AND FOUND FIELD BRUSH WIRE BROKEN OFF, (I AMMay 13, 2019 · Cessna U206GSDR CA190424026Alternator · inoperative(CAN) ALTERNATOR LIGHT ILLUMINATED IN FLIGHT. THE ALTERNATOR WAS REPLACED FOR A THIRD TIME DUE TO THIS WARNING LIGHT ILLUMINATION. A SERVICEABLE (USED) ALTERNATOR WAS INSTALLED THIS TIME. THE ALTERNATOR HAS NOW FUNCTIONED NORMALLY FOR THE 4.3 HOURS FLOWN SINCEApr 23, 2019 · Robsin R44RAVENIISDR CA190422020Alternator · inoperative(CAN) DURING THE PREVIOUS FLIGHT THE ALTERNATOR LIGHT ILLUMINATED 3 TIMES AND WAS SUCCESSFULLY RESET EACH TIME. UPON THE 4TH OCCURRENCE THE HELICOPTER RETURN TO THE HANGAR. THE ALTERNATOR CONTROL UNIT AND THE ALTERNATOR SWITCH WERE REPLACED. A SUCCESSFUL GROUNApr 22, 2019 · Robsin R44RAVENIISDR CA190422019Alternator · inoperative(CAN) PRIOR TO DEPARTURE/LIFT OFF THE ALTERNATOR LIGHT CAME. THE FLIGHT WAS CANCELLED. THE ALTERNATOR WAS REPLACED WITH A NEW UNIT. THE SYSTEM WAS GROUND TESTED AND FOUND TO OPERATE CORRECTLY. (TC# 20190422019)Apr 18, 2019 · Robsin R44RAVENIISDR CA190404007Alternator · failed(CAN) OVERHAULED ALTERNATOR WITH LESS THAN 250 HRS TSOH. PILOT REPORTED DISCHARGE AT LOW RPM AND WAS CONFIRMED WITH GROUND RUN. RECOMMENDED OVERHAUL IS 2500 HRS.Apr 1, 2019 · Cessna 172SSDR CA190418005Tube · cracked(CAN) THIS NEW ALTERNATOR CAME EQUIPPED WITH A BLAST TUBE BOLTED TO THE REAR OF THE ALTERNATOR HOUSING FOR DYNAMIC AIR FLOW COOLING OF THE UNIT. THE BLAST TUBE WAS FOUND CRACKED OFF ITS MOUNTS IN ALL 3 LOCATIONS. IT HAD FALLEN DOWN AND WAS RESTING ON THE INTAKMar 21, 2019 · Cessna 182ESDR ENHA618DAlternator · seizedALTERNATOR FAILURE IN FLIGHT, PILOT MADE A PRECAUTIONARY LANDING AT PRIVATE AIRSTRIP DUE TO A BURNING SMELL IN THE CABIN. UPON INSPECTION MAINTENANCE, PERSONNEL FOUND THE ALTERNATOR HAD SEIZED, AND THE BURNING SMELL WAS FROM THE BELT SLIPPING ON THE SEIZED PULFeb 18, 2019 · N207VA · Cessna 207SDR CA190201017Alternator · inoperative(CAN) AT CRUISE RETURNING TO BASE CREW NOTICED ALTERNATOR DROPPED OFF. CREW CHECKED SWITCH AND CIRCUIT BREAKER. CHECKED OK. ON FINAL INTO CYBW INTERMITTENT FLAPS, RADIO AND LIGHT FAILURES. UPON INVESTIGATION AND INSPECTION THE POWER TERMINAL TO THE ALTERNATOR Jan 31, 2019 · Cessna 172NSDR EPUA20181002001Alternator · faultyPILOT REPORTS ELECTRICAL DISCHARGE IN FLIGHT AND SLIGHT BURNING SMELL IN COCKPIT. MAINTENANCE REPLACED FAULTY ALTERNATOR AND OPERATIONAL CHECK GOOD.Oct 2, 2018 · N327CT · Cessna 207ASDR CA180912004Generator · distorted(CAN) DC GENERATOR FAN DEPARTED . FOUND DAMAGED, DISTORTED.Sep 11, 2018 · Bombdr DHC8400SDR Q5QA2018070605Alternator · defectivePILOT REPORTED LT ALTERNATOR WAS INTERMITTENT (INDICATOR LIGHT WAS FLASHING). INSPECTION DISCLOSED A CRACKED SOLDER JOINT ON THE ALTERNATOR AT THE BASE OF THE A+ OUTPUT TERMINAL.Jul 6, 2018 · N36TA · Beech 58SDR O9IA2018041800001Generator · failedAFTER LEVELING OFF AT CRUISE ALTITUDE AFTER ABOUT 5-10 MINUTES THE RT GENERATOR CAUTION LIGHT ILLUMINATED. PILOT NOTED THAT THEY HAD LOST THE RT GENERATOR. RT GENERATOR WOULD NOT RESET AFTER RUNNING THE CHECKLIST. THE LT GENERATOR WAS THEN NOTED TO BE OFFApr 13, 2018 · N542LM · Lear 35LEARSDR EPUA20180220001Alternator · failedPILOT REPORTS A BURNING PLASTIC ODOR FOLLOWED BY LOW VOLTAGE LIGHT. MAINTENANCE INSPECTED THE AIRCRAFT AND DETERMINED THAT THE ALTERNATOR HAD FAILED AND HAD A DEFINITE BURNED ODOR EMANATING FROM THE ALTERNATOR ITSELF. THE ALTERNATOR WAS REPLACED AND NO FURTHFeb 20, 2018 · N734OU · Cessna 207ASDR SWAA2018010218707Control Unit · faultyDECLARED EMERGENCY, ON DESCENT LOST STANDBY POWER. R&R STANDBY POWER CONTROL UNIT PER AMM.Dec 28, 2017 · N8303R · Boeing 7378H4SDR 2017FA0000602Alternator · failedPILOT DISCOVERED ALTERNATOR HAD FAILED DURING FLIGHT. THE BATTERY WAS QUICKLY DEPLETED AND PILOT MANUALLY EXTENDED GEAR. THE RIGHT MAIN SLOWLY RETRACTED ON LANDING ROLLOUT.Nov 2, 2017 · N87SX · Amtr SX300SDR 2018FA0000181Bearing · failedLEFT ALTERNATOR END CAP BEARING FAILED AND STARTED TO COME OUT OF THE CASTING. REPAIRED THE ALTERNATOR.Sep 15, 2017 · N2268C · Cessna T303SDR QXEA2017081500518Generator · malfunctionedAFTER TAKEOFF, INTERMITTENT CAUTION LIGHT FLICKERED ON AND OFF. WOULDN'T STAY ON LONG ENOUGH TO IDENTIFY. FINALLY IDENTIFIED AS NR 2 DC GENERATOR. AND WOULD BRIEFLY ILLUMINATE EVERY MINUTE THEN IMMEDIATELY GO OUT. THEN BECAME EVERY SECOND. RAN NR 2 DC GEN Aug 14, 2017 · N406QX · Bombdr DHC8402SDR 2017FA0000349Alternator · failedTHE ALTERNATOR WAS INSTALLED AND PRODUCED A TOTAL MECHANICAL FAILURE WITH ONLY 144.7 HOURS. REPLACED THAT UNIT, WHICH ALSO PRODUCED A TOTAL MECHANICAL FAILURE WITH ONLY 41.8 HOURS. OBSERVATION SUGGESTS THAT THE ALTERNATOR CASE HARDWARE WAS NOT PROPERLY TORQAug 4, 2017 · N202BC · Beech H35SDR AALA201706089008Generator · leakingODOR IN COCKPIT. FOUND APU GENERATOR LEAKING. REPLACED APU GEN IAW AMM 24-23-51. LEAK AND OPS CHECKED GOOD. AIRCRAFT WAS GROUNDED.Jun 7, 2017 · N524UW · Airbus A321231SDR 2017FA0000335Alternator · failedNOTICED HEAVY ELECTRICAL SMELL COMING FROM ALTERNATOR, FOUND BEARING SEIZING UP.Apr 20, 2017 · N410AJ · Cessna 421CSDR 2017FA0000333Alternator · failedLEFT HAND ALTERNATOR OPERATION INTERMITTENT AFTER INSPECTION CHECK RUN, FOUND ALTERNATOR STARTING TO SEIZE UP WITH DAMAGE TO CLUTCH ASSEMBLY.Apr 20, 2017 · N30LT · Cessna 421CSDR 2017FA0000332Alternator · failedNEW ALTERNATOR BEARINGS SEIZED AND SHEARED SHAFT. THIS IS ONE OF THREE WITH UNDER 300 HOURS SINCE NEW.Apr 20, 2017 · N307FM · Cessna 421CSDR 2017FA0000040Alternator · shortedAIRCRAFT EXPERIENCED A FAILURE OF THE LEFT ALTERNATOR IN FLIGHT THAT RESULTED IN SMOKE COMING FROM THE COWL. AIRCRAFT LANDED SAFELY AND UPON INSPECTION FOUND THAT THE ALTERNATOR WOULD NOT TURN WHEN TURNING THE PROPELLER. UPON REMOVAL OF THE ALTERNATOR FROM THEFeb 3, 2017 · N41285 · Piper PA34200SDR 2016FA0000565Generator · failedGENERATOR FAILED DURING TAXI, VIBRATION FELT AND LOSS OF ELECTRICAL GENERATION FROM NR 1 GENERATOR. PILOT INITIATED ENGINE SHUT-DOWN AND SUBSEQUENT VISUAL INSPECTION SHOWED HEAT DAMAGE AND PAINT BLISTER ON LOWER COWLING. FURTHER INSPECTION SHOWED SIGNIFICANT HNov 11, 2016 · N452DA · Lear 35ASDR 3SVA201611090001Alternator · failedDURING CRUISE THE RT ALTERNATOR FAILED AND THE PILOT RETURNED TO BASE.Nov 9, 2016 · N357SA · Piper PA31350SDR ASMF201610005Static Inverter · failedCAPTAIN REPORTED THAT DURING TAXING TO PLATFORM, THE ELEC LIGHT TURNED ON. MAINTENANCE PERSONNEL PERFORMED ELECTRIC SYSTEM AUTO TEST IAW FIM 24-31 TASK 801 PROCEDURE, DETECTING THE STATIC INVERTER WITH FAILURE; SO THE STATIC INVERTER WAS REPLACED IAW AMM 24-34Aug 9, 2016 · N859AM · Boeing 7378Q8SDR HALA2016042100117Transformer · malfunctionedAIR DIVERSION, ENROUTE-ON SD PAGE TR2 APPEARED IN AMBER. SDAC 1 AND 2 RESET IAW MCC UNSAT. R & R TR2 IAW MM 24-32-51. MSG CLEARED. OK FOR SERVICE.Apr 21, 2016 · N592HA · Airbus A330243SDR EPUA20160409001Alternator · meltedBURNT RUBBER SMELL FROM ENGINE COMPARTMENT. MX DETERMINED THAT THE ALTERNATOR WIRING HAD MELTED AT THE OUTPUT TERMINAL. THE ALTERNATOR & VOLTAGE REGULATOR REQUIRED REPLACEMENT IN ORDER TO RETURN THE AIRCRAFT TO SERVICE.Apr 9, 2016 · N9996M · Cessna 207ASDR 2016FA0000168Rotor Shaft · wornDURING A PHASE NR 2 INSPECTION TECH NOTED BROWN DUST COMING OUT OF NR 2 ALTERNATOR FAN AREA. WHEN ALTERNATOR WAS DISASSEMBLED FOR INSPECTION, DISCOVERED WEAR ON ROTOR SHAFT WHERE IT RIDES ON DRIVE END BEARING. BEARING WAS FREE TO ROTATE AND NO EXCESSIVE DRAGApr 6, 2016 · N581PU · Cirrus SR20SDR 2016FA0000164Bolt · brokenALTERNATOR NR 1 FAILED DURING A TRAINING FLIGHT. MAINTENANCE TECH NOTED A BROKEN ALTERNATOR CASE BOLT. THE CASE HALVES LOOSENED WHICH THEN CAUSED MORE DAMAGE WHEN THE ROTOR RUBBED THE STATOR, ALTERNATOR ES-4024LP.Apr 5, 2016 · N591PU · Cirrus SR20SDR 2016FA0000120Bolt · brokenDURING A PHASE 2 INSPECTION, THE TECH NOTED A BROKEN ALTERNATOR CASE BOLT. THE CASE HALVES HAD NOT LOOSENED UP AND NO FURTHER DAMAGE TO ALTERNATOR WAS NOTED. ALL THE CASE BOLTS WERE REPLACED WITH NEW. ALTERNATOR ES-4024LP.Mar 4, 2016 · N589PU · Cirrus SR20SDR 2016FA0000119Bolt · brokenDURING A PHASE 2 INSPECTION, TECH NOTED A BROKEN ALTERNATOR CASE BOLT. THE CASE HALVES HAD NOT LOOSENED UP AND NO FURTHER DAMAGE TO ALTERNATOR WAS NOTED. ALL THE CASE BOLTS WERE REPLACED WITH NEW. ALTERNATOR ES-4024LP.Mar 4, 2016 · N589PU · Cirrus SR20SDR CG9S2016022400096Alternator · damagedDURING A TRAINING FLIGHT, IT WAS NOTED THE NR 2 ALTERNATOR WAS NOT FUNCTIONING. TROUBLESHOOTING BY MAINTENANCE DISCOVERED THE NUT FOR THE STATOR TERMINAL WAS MISSING AND THIS ALLOWED THE BOLT TO MIGRATE INTO THE CORE OF ALTERNATOR WHERE IT WAS CHEWED UP BY THFeb 24, 2016 · N586PU · Cirrus SR20SDR CG9S2016022600097Alternator · inoperativeDURING A TRAINING FLIGHT, IT WAS NOTED THE NR 2 ALTERNATOR WAS NOT FUNCTIONING. INVESTIGATION BY MAINTENANCE DISCOVERED THE FIELD WAS OPEN ON ALTERNATOR. DURING REPLACEMENT IT WAS NOTED THE COOLING FAN AREA WAS COVERED WITH A DUSTING OF BRASS, COPPER COLOREDFeb 22, 2016 · N595PU · Cirrus SR20SDR HYIA20160205002Alternator · failedPILOT REPORTED LOSING BOTH ALTERNATORS IN FLIGHT AFTER A MODERATE JOLT OF TURBULENCE, RETURNED WHEN THEY COULD ONLY RESET ONE ALTERNATOR BY FOLLOWING THE QRH PROCEDURE OF REPLACING FIELD FUSES. INSPECTED & REPAIRED SHORTED F1 WIRE IN RT NACELLE, AS WELL AS REFeb 3, 2016 · N514NC · Cessna 402CSDR CALA2016012800075Control Unit · failedCIRCUIT BREAKER STBY BUS SECT 1 POPPED, SLIGHT SMOKE & ODOR LOST DU 1 - 3 EEC`S BOTH WENT TO AL, YAW DAMPER INFO, NR 1 COMM & NAV RADIOS INOPERATIVE. REVERSER NR 1 DID NOT DEPLOY ON LANDING. R & R SPCU IAW AMM 24-34-11-400-801. PERFORMED OPERATIONS CHECK ONJan 28, 2016 · N75410 · Boeing 737924SDR EPUA2016012016001Alternator · malfunctionedDURING FLIGHT PILOT SMELLED A BURNING PLASTIC SMELL IN CABIN. PILOT TURNED OFF ELEC SYS & SMELL WENT AWAY. UPON TURNING ELEC BACK ON, AMMETER SHOWED DISCHARGE & ALTERNATOR WOULD NOT COME BACK ONLINE. INSPECTED WIRING HARNESS & REPLACED RING TERMINALS ON ALTJan 19, 2016 · N91002 · Cessna 207
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