JASC 2436

Service difficulty reports · 313

Reports filed under 2436 · DC 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 = '2436'
  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 LS1R065943Volt Regulator · shortedVOLTAGE REGULATOR SHORTED OUT.Feb 11, 2000 · N53AG · Bell UH1HSDR LS1R065936Volt Regulator · shortedVOLTAGE REGULATOR SHORTED OUT.Feb 11, 2000 · N53AG · Bell UH1HSDR AGQA065942Volt Regulator · inoperativeVOLTAGE REGULATOR INOPERABLE. WILL NOT REGULATE.Feb 11, 2000 · N53AG · Bell UH1HSDR AGQA065935Volt Regulator · inoperativeVOLTAGE REGULATOR INOPERABLE, WILL NOT REGULATE.Feb 11, 2000 · N53AG · Bell UH1HSDR AGQA065549Volt Regulator · erraticFIELD VOLTAGE INTERMITTENT, OVERVOLTAGE CONDITION.Jan 6, 2000 · N5211R · Hughes 369DSDR AGQA065533Volt Regulator · failedVOLTAGE REGULATOR UNABLE TO POWER UP.Jan 6, 2000 · N8330P · Hughes 369ESDR 2000ZZZX13Volt Regulator · failedIN CRUISE FLIGHT, SMOKE IN COCKPIT. SMOKE EMANATING FROM MAST MOMENT INDICATOR. AIRCRAFT DIVERTED TO ICY FOR MAINTENANCE, OVER-VOLTAGE CAUSED BY THE VOLTAGE REGULATOR.Dec 6, 1999 · N493HL · Bolkms BO105CBSSDR HEEA065213Regulator · failedVOLTAGE REGULATOR NOT EXCITING FIELD.Nov 17, 1999 · N10814 · Bell 206L1SDR MALA976576Gcu · failedLT DC GEN DROPPED OFF LINE. CREW FOLLOWED QRH, GEN RESET 10 MIN LATER LT DC GEN DROPPED OFF LINE AND WOULDN'T COME BACK ON LINE, UNTIL APPROX 10 MINUTES LATER. AIRCRFAT RETURNED TO DTW. MAINTENANCE REPLACED LT DC GCU. ALL CHECKS GOOD.Sep 17, 1999 · N407XJ · Saab 340BSDR HEEA063432Regulator · failedVOLTAGE REGULATOR WOULD NOT SHARE LOAD.Aug 9, 1999 · N911RZ · Bolkms BK117A4SDR HEEA063253Volt Regulator · failedGENERATOR FALLS OFF-LINE, WILL NOT RESET.Aug 9, 1999 · N6251Y · Bell 206L3SDR AU990460Regulator · misinstalled(AUS) INCORRECT VOLTAGE REGULATOR FITTED.May 10, 1999 · Amtr LANCAIRIVSDR HEEA061812Regulator · failedUNABLE TO ADJUST VOLTAGE ON VOLTAGE REGULATOR.Apr 8, 1999 · N9190Y · Bolkms BO105SSDR HEEA061563Volt Regulator · failedVOLTAGE REGULATOR WILL NOT COME ON LINE.Apr 2, 1999 · N3178K · Bell 206L1SDR HEEA060921Regulator · malfunctionedVOLTAGE WENT PAST 30 PLUS VOLTS - WILL NOT ADJUST.Feb 23, 1999 · N2272J · Bell 206B3SDR HEEA060761Regulator · malfunctionedUNABLE TO ADJUST ABOVE 26.5 VDC.Feb 22, 1999 · N2272J · Bell 206B3SDR HEEA060176Regulator · failedREGULATOR INOPERATIVE.Jan 22, 1999 · N2277A · Bell 206B3SDR HEEA060169Regulator · failedVOLTAGE REGULATOR WILL NOT MAINTAIN 28 VOLTS.Jan 22, 1999 · N2272J · Bell 206B3SDR HEEA060023Regulator · failedGENERATOR WILL NOT COME ON-LINE.Jan 15, 1999 · N721PH · Bell 407SDR AU981420Regulator · malfunctioned(AUS) VOLTAGE REGULATOR SUSPECT FAULTY.Oct 29, 1998 · Cessna 210NSDR AU981285Regulator · corroded(AUS) VOLTAGE REGULATOR TERMINALS SEVERELY CORRODED. SWITCHED WIRE ALSO CORRODED AND BROKEN AT SPADE TERMINAL.Oct 8, 1998 · Cessna A150MSDR AU981576Regulator · misinstalled(AUS) AUTOMOTIVE TYPE VOLTAGE REGULATOR (BOSCH) FITTED INSTEAD OF THE CORRECT UNIT. INSPECTION ALSO FOUND THAT THE OVERVOLTAGE CONTROL UNIT HAD BEEN REMOVED AND THE REGULATOR HAD BEEN INCORRECTLY WIRED.Sep 14, 1998 · Piper PA32R301SDR 98ZZZX3637Regulator · failedWILL NOT REGULATE VOLTAGE. REPLACED.Sep 10, 1998 · N51AG · Bell UH1HSDR 98ZZZX3634Regulator · failedGENERATOR DROP, OFFLINE, WILL NOT ADJUST ON VOLTAGE. REPLACED AND SENT FOR REPAIR.Sep 10, 1998 · N206BX · Bell 206B3SDR HEEA0015875Regulator · failedVOLTAGE REGULATOR IS OVER VOLTAGE.Aug 27, 1998 · N911FL · Bolkms BO105SSDR CA980908012Resistor · misinstalled(CAN) RESISTOR INSTALLED NOT AS REQUIRED BY MANUFACTURER.Aug 25, 1998SDR AU981232Regulator · failed(AUS) LKH VOLTAGE REGULATOR FAULTY.Jul 28, 1998 · Beech B200CSDR AU981233Regulator · failed(AUS) LEFT VOLTAGE REGULATOR FAILED.Jul 27, 1998 · Beech B200CSDR AU980890Regulator · failed(AUS) LEFT VOLTAGE REGULATOR FAILED. HIGH VOLTAGE OUTPUT CAUSED BATTERIES TO BOIL WITH CONSEQUENT ACID SPILLAGE.Jul 21, 1998 · Gulstm 690ASDR 98ZZZX2879Voltage Reg · malfunctionedDURING CRUISE FLIGHT, CREW NOTICED ALL LIGHTS IN COCKPIT, RADAR SCREEN, AND GPS SCREEN WOULD FLASH ON AND OFF EVERY FEW MINUTES. KILOWATTS ON THE NR 1 WOULD SPIKE TO 25 TO 30 KILOWATTS. NR 2 GENERATOR WOULD DO THE SAME THING. BTB ILLUMINATED. COULD NOT BRIJul 10, 1998 · N74318 · Boeing 727231SDR 98ZZZX3076Regulator · failedOVERVOLTAGE LIGHT CAME ON IN-FLIGHT. REPLACED VOLTAGE REGULATOR.Jul 7, 1998 · N93055 · Cessna A185FSDR 98ZZZX2797Regulator · failedVOLTAGE REGULATOR WILL NOT ADJUST. SENT FOR REPAIR.Jul 6, 1998 · N9007K · Bell 206BSDR 98ZZZX2787Regulator · failedVOLTAGE REGULATOR WILL NOT ADJUST. REMOVED FROM AIRCRAFT AND SENT FOR REPAIR.Jul 1, 1998 · N500DC · Hughes 369DSDR 98ZZZX2792Regulator · failedVOLTAGE REGULATOR WILL NOT HOLD VOLTAGE. REMOVED FROM AIRCRAFT AND SENT TO REPAIR.Jun 29, 1998 · N847MC · Bell UH1BSDR HEEA0014746Regulator · failedGENERATOR WOULD NOT STAY ON LINE.Jun 11, 1998 · N59805 · Bell 214STSDR VJ9800189Voltage Reg · failedNR 1 GENERATOR LIGHT OFF, UNABLE TO START APU INFLIGHT. REPLACED VOLTAGE REGULATOR.Jun 10, 1998 · N967VV · Doug DC932SDR HEEA0014593Control Unit · failedSTARTER GENERATOR WILL NOT COME ON LINE.Jun 4, 1998 · N3131S · Bell 212SDR HEEA0014579Control Unit · inoperativeGENERATOR CONTROL UNIT INOPERATIVE.Jun 4, 1998 · N23023 · Bell 412SDR HEEA0014445Control Unit · failedCONTROL UNIT FAILED. GENERATOR WILL NOT COME ON-LINE.Jun 2, 1998 · N6559Z · Bell 412SDR 98ZZZX2346Regulator · failedUNIT REQUIRED BY AD 97-20-04 FAILED AFTER 50 HOURS. EIGHTY PERCENT OF THE UNITS FAIL TEST. SUBMITTER STATED THEY SHOULD BE RETIRED FORM SERVICE AS UNRELIABLE. USED ON MOST OLD PIPERS, ENSTROM, AND MANY OTHER AIRCAFT. AT LEAST ONE ACCIDENT WAS CAUSED BY THIJun 1, 1998 · N754MH · Enstrm 280SDR AU980556Regulator · failed(AUS) VOLTAGE REGULATOR FAILED. OVERVOLT SENSOR FAILED TO TRIP CAUSING DAMAGE TO ELECTRICAL COMPONENTS.May 15, 1998 · Cessna 182PSDR 98ZZZX2100Regulator · failedVOLTAGE REGULATOR WILL NOT HOLD A VOTLAGE SETTING, KEEPS FLUCTUATING. SENT FOR REPAIR. REF: CONTROL NR 98-5-8.May 13, 1998 · N51AG · Bell UH1HSDR HEEA0014159Regulator · failedVOLTAGE GOES TO 30 VOLTS AND WILL NOT ADJUST.May 11, 1998 · N911HM · Bolkms BO105SSDR HEEA0014106Control Unit · failedGENERATOR WOULD NOT COME ON LINE.May 1, 1998 · N23023 · Bell 412SDR 98ZZZX1738Regulator · failedVOLTAGE REGULATOR WILL NOT STAY ON LINE AND CANNOT BE ADJUSTED. REMOVED AND REPLACED AND SENT FOR REPAIR. CONTROL NR 98-4-11.Apr 24, 1998 · N51AG · Bell UH1HSDR HEEA0013939Generator Contro · failedCAUSING A/C GENERATOR TO KICK OFF LINE.Apr 16, 1998 · N1546G · Skrsky S76ASDR HEEA0013725Control Unit · failedGENERATOR WOULD NOT COME ON LINE.Apr 2, 1998 · N23023 · Bell 412SDR HEEA0013605Control Unit · failedGENERATOR KICKS OFF.Mar 26, 1998 · N108X · Bell 412SDR HEEA0013582Volt Regulator · failedGENERATOR WILL NOT COME ON LINE.Mar 26, 1998 · N11027 · Bell 206L1SDR HEEA0013581Volt Regulator · failedCAUSES STARTER TO RUN AFTER SHUTDOWN.Mar 26, 1998 · N11027 · Bell 206L1
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