Bell 412

Service difficulty reports · 4,516

Newest first. General aviation reporting is voluntary.

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 aircraft_model_key = '412'
  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 HEEA0015903Indicator · malfunctionedINDICATOR STICKS AT 30 PERCENT PRESSURE SIDE.Aug 28, 1998 · N3893S · Bell 412 · Main Rotor GearboxSDR HEEA0015901Indicator · failedNR 2 NEEDLE ON TORQUE INDICATOR WILL NOT OPERATE AT ALL TIMES.Aug 28, 1998 · N22347 · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA0015895Receiver · inoperativeVOR RECEIVER HAS INOPERATIVE LOCALIZER.Aug 27, 1998 · N3893L · Bell 412 · Localizer/VOR SystemSDR HEEA0015889Actuator · inoperativeSTEP ACTUATOR INOPERATIVE.Aug 27, 1998 · N33008 · Bell 412 · Entrance StairsSDR HEEA0015888Actuator · inoperativeSTEP ACTUATOR INOPERATIVE.Aug 27, 1998 · N293CA · Bell 412 · Entrance StairsSDR HEEA0015884Actuator · failedSTEP ACTUATOR RUNS 1 CYCLE THEN QUITS.Aug 27, 1998 · N22347 · Bell 412 · Entrance StairsSDR HEEA0015883Indicator · malfunctionedKNOB STICKS ON INDICATOR COURSE SELECTOR.Aug 27, 1998 · N3893S · Bell 412 · Flight Management Computing Hardware SystemSDR HEEA0015881Tarsyn333 · precessingDIRECTIONAL GYRO NOISY AND PRECESSES.Aug 27, 1998 · N23023 · Bell 412 · Autopilot SystemSDR HEEA0015876Indicator · reads highROTOR READS HIGH IN ALL RPM'S.Aug 27, 1998 · N21498 · Bell 412 · Main Rotor Indicating SystemSDR HEEA0015869Receiver · inoperativeBLUE LIGHT INOPERATIVE ON MARKER BEACON.Aug 27, 1998 · N107X · Bell 412 · Marker Beacon SystemSDR HEEA0015868Receiver · inoperativeGLIDESCOPE INOPERATIVE.Aug 27, 1998 · N21498 · Bell 412 · Glide Slope SystemSDR HEEA0015866Computer · inoperativeCOMPUTER INOPERATIVE, SMOKED, FAILED TEST 2.2-2.3-2.4-11.2-13 AND 23.2 DNSS.Aug 27, 1998 · N142PH · Bell 412 · Autopilot ComputerSDR HEEA0015863Indicator · failedITT GAUGE STICKS BETWEEN 500 AND 600 DEGREES ON SHUTDOWN.Aug 27, 1998 · N2298Z · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA0015862Indicator · inoperativeNR 2 ENGINE N2 NEEDLE INOPERATIVE AND OTHERS ARE RISING.Aug 27, 1998 · N2148K · Bell 412 · Engine RPM Indicating SystemSDR HEEA0015859Inverter · failedINVERTER CAUSED VOLTAGE SPIKES.Aug 27, 1998 · N3911L · Bell 412 · AC InverterSDR HEEA0015846Gyro · malfunctionedATTITUDE GYRO HAS SLOW SLAVE TIMES.Aug 27, 1998 · N3893L · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0015845Power Supply · inoperativePOWER SUPPLY HAS NO OUTPUT.Aug 27, 1998 · N21498 · Bell 412 · Emergency LightingSDR HEEA0015839Interphone · malfunctionedVOLUME HAS STATIC WHEN MOVED, ADF COMES ON BY ITSELF. BLEED OVER BETWEEN RADIOS AND FACEPLATE UNACCEPTABLE FOR NIGHTS.Aug 27, 1998 · N21498 · Bell 412 · Interphone/Passenger Announcement (PA) SystemSDR HEEA0015837Tarsyn333 · erraticTARYSN ERRATIC IN PITCH.Aug 27, 1998 · N3893L · Bell 412 · Autopilot SystemSDR HEEA0015833Valve · failedVALVE INOPERATIVE.Aug 27, 1998 · N7128R · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA0015824Computer · failedCOMPUTER INOPERATIVE.Aug 27, 1998 · N142PH · Bell 412 · Autopilot ComputerSDR HEEA0015817Signal Cond · failedWITH TOTAL FUEL SHOWING ZERO POUNDS, THE MID AND FORWARD TANKS SHOW 10 POUNDS. EACH. (TANKS EMPTY) .Aug 27, 1998 · N141PH · Bell 412 · Fuel Indicating SystemSDR HEEA0015813Transponder · out of toleranceTRANSPONDER FRAMING OUT OF TOLERANCE.Aug 27, 1998 · N293CA · Bell 412 · Dependent Position Determining SystemSDR HEEA0015812Transceiver · malfunctionedTRANSCEIVER CAUSES ATC TRANSPORTATION REPLY LIGHT TO FLICKER CONSTANTLY.Aug 27, 1998 · N22608 · Bell 412 · DME/TACAN SystemSDR HEEA0015811Computer · failedAFCS FAILS TEST 35.3 AND 35 ON SST IN YAW.Aug 27, 1998 · N22608 · Bell 412 · Autopilot ComputerSDR HEEA0015780Tarsyn333 · failedNOISY ROTOR IN VERTICAL GYRO.Aug 26, 1998 · N107X · Bell 412 · Autopilot SystemSDR HEEA0015774Engine · malfunctionedNOISE COMING FROM COMPRESSOR BLADES DURING SPOOL DOWN FROM 10 PERCENT.Aug 26, 1998 · N3893P · Bell 412 · Turbine Engine Compressor SectionSDR HEEA0015773Float Bag · leakingFLOAT BAG ASSEMBLY LEAKING - UNBONDED TOP-OFF VALVE.Aug 26, 1998 · N23023 · Bell 412 · Emergency Flotation SectionSDR HEEA0015762Receiver · malfunctionedRECEIVER HAS SCRATCHY RECEPTION.Aug 25, 1998 · N3893N · Bell 412 · Automatic Direction Finder (ADF) SystemSDR HEEA0015761Indicator · inoperativeINDICATOR TOTALLY INOPERATIVE.Aug 25, 1998 · N293CA · Bell 412 · DME/TACAN SystemSDR HEEA0015758Transceiver · inoperativeVHF TRANSCEIVER INOPERATIVE - DOES NOT ILLUMINATE CONTROL DISPLAY. PERFORMED PRELIMINARY INSPECTION. FOUND ALL POWER SUPPLY VOLTAGES BAD. TROUBLESHOT UNIT AND FOUND LIFTING DIODE CR107 WOULD GET POWER SUPPLY VOLTAGES TO COME UP. ALSO FOUND WRONG DIODE IAug 25, 1998 · N2148K · Bell 412 · VHF Communications SystemSDR HEEA0015754Indicator · malfunctionedNR 1 AND NR 2 NEEDLES OSCILLATE. TIME SINCE REPAIR 239:45 HOURS.Aug 25, 1998 · N5759N · Bell 412 · Engine RPM Indicating SystemSDR HEEA0015753Indicator · fluctuatesPRESSURE FLUCTUATES IN-FLIGHT, FUNCTION CHECK BAD, PRESSURE NEEDLE INDICATES HIGH AND FLUCTUATES.Aug 25, 1998 · N22608 · Bell 412 · Engine Oil PressureSDR HEEA0015752Altimeter · damagedALTIMETER READS 140 FEET HIGH AND HAS LOOSE PARTS INSIDE.Aug 25, 1998 · N293CA · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA0015737Cvr · failedTEST LIGHT ON CVR COMES ON.Aug 20, 1998 · N5759N · Bell 412 · Audio/Video MonitoringSDR HEEA0015729Transceiver · erraticRCVR TRANSMITTER'S OUTPUT IS ERRATIC.Aug 20, 1998 · N107X · Bell 412 · VHF Communications SystemSDR HEEA0015727Signal Cond · malfunctionedFUEL TRANSFER LIGHT FLICKERS WITH TANKS EMPTY AND SWITCH ON OR OFF POSITION.Aug 20, 1998 · N2261D · Bell 412 · Fuel Indicating SystemSDR HEEA0015664Indicator · brokenCONNECTOR BROKE FREE FROM INDICATOR HOUSING.Aug 17, 1998 · N293CA · Bell 412 · Integrated Flight SystemSDR HEEA0015663Altimeter · inoperativeALTIMETER INOPERATIVE.Aug 17, 1998 · N1202T · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA0015657Gyro · failedRATE GYRO INDICATION FOUND TO BE UNRELIABLE, 1 FULL NEEDLE WIDTH OFF IN STRAIGHT AND LEVEL FLIGHT.Aug 17, 1998 · N1202T · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0015656Indicator · stickingFUEL INDICATOR STICKS AT DIFFERENT LEVELS NEAR HIGH END.Aug 17, 1998 · N142PH · Bell 412 · Fuel Quantity IndicatorSDR HEEA0015655Actuator · wornSTEP ACTUATOR BURNED OUT OR WORN.Aug 17, 1998 · N21498 · Bell 412 · Entrance StairsSDR HEEA0015652Battery Pack · dischargedBATTERY VOLTAGE BELOW 18 VOLTS.Aug 17, 1998 · N21498 · Bell 412 · Battery/Charger SystemSDR HEEA0015644Actuator · inoperativeSTEP ACTUATOR INOPERATIVE.Aug 17, 1998 · N2298Z · Bell 412 · Entrance StairsSDR HEEA0015643Indicator · reads lowTRIPLE TACHOMETER'S NR 1 NEEDLE READS LOW AND SPLITS. TIME SINCE REPAIR 95:25 HOURS.Aug 17, 1998 · N7128R · Bell 412 · Engine RPM Indicating SystemSDR HEEA0015628Indicator · inoperativeNR 1 NEEDLE INOPERATIVE ON INDICATOR. TIME SINCE REPAIR 417:30 HOURS.Aug 17, 1998 · N2149S · Bell 412 · Engine RPM Indicating SystemSDR HEEA0015608Control Rod · failedCYCLIC DOES NOT MOVE AFT WHEN BEEPING AFT.Aug 14, 1998 · N3893L · Bell 412 · Tail Rotor Control SystemSDR HEEA0015601Actuator · failedCYCLIC KICK IN PITCH MODE.Aug 14, 1998 · N2261D · Bell 412 · Main Rotor ControlSDR HEEA0015600Encoder · out of toleranceENCODER INDICATOR OUT OF TOLERANCE.Aug 14, 1998 · N7128R · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA0015597Indicator · stickingTRANSMISSION O8IL PRESSURE PSI NEEDLE STICKY AT 20 PSI.Aug 14, 1998 · N3893S · Bell 412 · Main Rotor Gearbox
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