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 HEEA080149Signal Cond Unit · damagedUNIT WILL NOT HOLD CALIBRATION.Jun 26, 2002 · N2149S · Bell 412 · Fuel Indicating SystemSDR HEEA080148Indicator · intermittentNR 2 NEEDLE STICKS INTERMITTENTLY ON TORQUE INDICATOR.Jun 26, 2002 · N2149S · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA080147Cover · tornVELCRO IS TORN ON FLOAT COVER.Jun 26, 2002 · N2149S · Bell 412 · Emergency Flotation SectionSDR HEEA080146Blade · damagedOUTBOARD ABRASION STRIP HAS SEVERAL PIN HOLES.Jun 26, 2002 · N6559Z · Bell 412 · Main Rotor BladesSDR HEEA080145Blade · damagedOUTBOARD ABRASION STRIP HAS SEVERAL PIN HOLES.Jun 26, 2002 · N6559Z · Bell 412 · Main Rotor BladesSDR HEEA080144Blade · damagedOUTBOARD ABRASION STRIP HAS SEVERAL HOLES THROUGH THE STRIP.Jun 26, 2002 · N108X · Bell 412 · Main Rotor BladesSDR HEEA080143Blade · damagedOUTBOARD ABRASION STRIP HAS SEVERAL HOLES AND SEPARATION ON TRIM TABS.Jun 26, 2002 · N2014K · Bell 412 · Main Rotor BladesSDR HEEA080142Blade · damagedOUTBOARD ABRASION STRIP HAS SEVERAL HOLES AND SEPARATION ON TRIM TABS.Jun 26, 2002 · N2014K · Bell 412 · Main Rotor BladesSDR HEEA080141Link · wornLINK ASSY WORN. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N107X · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA080140Link · wornLINK ASSY WORN. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N107X · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA080139Indicator · erraticFUEL QTY INDICATOR HAS ERRATIC READINGS ON RIGHT SIDE AND DIGITAL TOTALIZER.Jun 26, 2002 · N2149S · Bell 412 · Fuel Quantity IndicatorSDR HEEA080138Filter · bypassingC-BOX BYPASS FILTER BUTTON POPPED. SCRAPPED FILTER.Jun 26, 2002 · N2149S · Bell 412 · Main Rotor GearboxSDR HEEA080137Heater · failedHEATER FAILED ZONE 4 TOUCH TEST.Jun 26, 2002 · N6559Z · Bell 412 · Heating SystemSDR HEEA080136Fitting · damagedSUSPECT THAT COMBINING GEARBOX IS TRANSFERRING TO THE NR 1 ENGINE. SCRAPPED FITTING DUE TO GOUGHES ON FITTING FLARES.Jun 26, 2002 · N6559Z · Bell 412 · Main Rotor GearboxSDR HEEA080135Tarsyn · malfunctionedTARSYN 333 CAUSES YAW CHANNEL TO KICK. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N22608 · Bell 412 · Auto Flight SystemSDR HEEA080134Valve · leakingHYD VALVE LEAKS OUT OF WEEP HOLE.Jun 26, 2002 · N1202T · Bell 412 · Hydraulic System, MainSDR HEEA080133Cylinder · leakingMAIN ROTOR SERVO CYLINDER LEAKS.Jun 26, 2002 · N2258F · Bell 412 · Rotorcraft Servo SystemSDR HEEA080132Actuator · inoperativeSTEP ACTUATOR WILL NOT RETRACT.Jun 26, 2002 · N6559Z · Bell 412 · Entrance StairsSDR HEEA080131Indicator · reads lowINDICATOR READS 3 PSI LOW. REPLACED WITH SERVICEABLE INDICATOR.Jun 26, 2002 · N2148K · Bell 412 · Main Rotor GearboxSDR HEEA080130Tube · wornENGINE MOUNT TUBE HAS WORN BEARING. SCRAPPED.Jun 26, 2002 · N3893N · Bell 412 · Engine Mount SectionSDR HEEA080128Valve · leakingVALVE LEAKS OIL. REPLACED WITH SERVICEABLE VALVE.Jun 26, 2002 · N2149S · Bell 412 · Engine Oil Distribution (Airframe Furnished)SDR HEEA080127Panel · corrodedPANEL CORRODED AND DEBONDED.Jun 26, 2002 · N107X · Bell 412 · Fuselage Miscellaneous StructureSDR HEEA080126Link · wornLIFT LINK ASSY WORN. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N6559Z · Bell 412 · Main Rotor GearboxSDR HEEA080125Hub · wornFEATHERING BEARINGS WORN. ALSO PITCH HORN (2 EACH) P/N 212-011-708-001, S/N RE0283 AND RE0253 WORN AND CORRODED BUSHING BORE. REPAIRED AND REPLACED WITH SERVICEABLE PARTS.Jun 26, 2002 · N3911L · Bell 412 · Tail Rotor HeadSDR HEEA080124Indicator · malfunctionedREADS 20 PSI WITHOUT AIRCRAFT RUNNING. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N2148K · Bell 412 · Engine Oil PressureSDR HEEA080123Valve · leakingSCREWS LOOSE AND LEAKING. REPLACED WITH SERVICEABLE VALVE.Jun 26, 2002 · N6559Z · Bell 412 · Engine Oil Distribution (Airframe Furnished)SDR HEEA080122Idler Gear · wornIDLER ASSY BEARINGS WORN. SCRAPPED.Jun 26, 2002 · N6559Z · Bell 412 · Fuel Boost PumpSDR HEEA080121Pump · malfunctionedNR 1 FUEL TRANSFER LIGHT COMING ON. TO BE SENT TO VENDOR FOR REPAIR.Jun 26, 2002 · N2149S · Bell 412 · Fuel Boost PumpSDR HEEA080120Lever · wornT/R CONTROL LEVER IN HELL HOLE WORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N2258F · Bell 412 · Tail Rotor Control SystemSDR HEEA080119Probe · intermittentLOW LIGHT COMES ON INTERMITTENTLY AND LOW FUEL INDICATION ON LEFT SIDE.Jun 26, 2002 · N2149S · Bell 412 · Fuel Quantity SensorSDR HEEA080118Heater · failedHEATER FAILED ZONE 4 TOUCH TEST.Jun 26, 2002 · N6559Z · Bell 412 · Heating SystemSDR HEEA080116Transceiver · inoperativeTRANSCEIVER INOPERATIVE. NO AUDIO AND WILL NOT POINT.Jun 26, 2002 · N3893N · Bell 412 · Automatic Direction Finder (ADF) SystemSDR HEEA079927Control Unit · malfunctionedTORQUE SPLIT. REPLACED WITH SERVICEABLE CONTROL UNIT.Jun 26, 2002 · N1202T · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA079926Bleed Valve · failedENGINE PRODUCING LOW POWER, BLEED VALVE REPLACEDJun 26, 2002 · N6559Z · Bell 412 · Compressor Bleed ValveSDR HEEA079925Engine · failedWHEN PLACED IN MANUAL, GOVERNOR ENGINE COMPRESSOR STALLED AT APPROXIMATELY 70 & N1 SPEED. FLAME CAME OUT OF EXHAUST STACK. ENGINE REMOVED FOR OVERTEMP INSPECTION. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N3893N · Bell 412 · Engine (Turbine/Turboprop)SDR AUS20020630Bearing · delaminated(AUS) MAIN ROTOR BLADE INBOARD ELASTOMERIC BEARING DELAMINATED.Jun 21, 2002 · Bell 412 · Main Rotor HeadSDR HEEA080102Duct · damagedDURING TAKEOFF THE NR 2 ENGINE FIRE LIGHT ILLUMINATED. REPLACED NR 2 ENGINE EXHAUST DUCT, AFTER CRACK WAS FOUND ALONG THE FLANGE JOINT.Jun 18, 2002 · N412SM · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA080101Actuator · failedACTUATOR STEP WILL NOT GO UP.Jun 14, 2002 · Bell 412 · Entrance StairsSDR HEEA080100Signal Cond Unit · malfunctionedLOW LIGHT COMES ON INTERMITTENTLY AND LOW FUEL INDICATION.Jun 14, 2002 · N2149S · Bell 412 · Fuel Indicating SystemSDR HEEA080022Signal Cond Unit · malfunctionedLOW FUEL LIGHT ON WHEN FUEL FULL.Jun 10, 2002 · Bell 412 · Fuel Quantity IndicatorSDR HEEA079961Governor · malfunctionedON TAKEOFF, EXPERIENCED A TORQUE SPLIT. MAINTENANCE REPLACED THE #1 ENGINE GOVERNOR DUE TO LOW SIDE FAILURE.Jun 7, 2002 · N33008 · Bell 412 · Turbine GovernorSDR YTRR079854Compensator · erraticGAVE ERRATIC AND ERRONEOUS READINGS DURING GROUND RUN. TRIM COMPENSATOR WAS RECEIVED NEW FROM PRATT AND WHITNEY WITH THE ENGIEN AFTER OVERHAUL.Jun 6, 2002 · N293CA · Bell 412 · Engine EGT/TIT Indicating SystemSDR YTRR079853Governor · malfunctionedGOVERNOR WAS CAUSING A TORQUE SPLIT IN THE NR 2 ENGINE.Jun 6, 2002 · N293CA · Bell 412 · Turbine GovernorSDR YTRR079852Bearing · wornROD END BEARING EXCESSIVELY WORN.Jun 6, 2002 · N293CA · Bell 412 · Main Rotor HeadSDR YTRR079851Bearing · wornROD END BEARING EXCESSIVELY WORN.Jun 6, 2002 · N293CA · Bell 412 · Main Rotor HeadSDR YTRR079850Bearing · wornROD END BEARING WORN EXCESSIVELY.Jun 6, 2002 · N293CA · Bell 412 · Main Rotor HeadSDR YTRR079849Bearing · wornROD END BEARING EXCESSIVELY WORN.Jun 6, 2002 · N293CA · Bell 412 · Main Rotor HeadSDR HEEA079959Signal Cond Unit · reads lowREADS 200 LBS. LOW. WOULD NOT STAY ADJUSTED.Jun 4, 2002 · Bell 412 · Fuel Indicating SystemSDR HEEA079779Signal Cond Unit · malfunctionedSIGNAL COND UNIT WILL NOT HOLD CALIBRATION.May 31, 2002 · N2149S · Bell 412 · Fuel Indicating SystemSDR HEEA079737Interphone · weakVERY WEAK ON RADIO CHANNELS. FOUND TRANSMIT TOO LOW, VOLUME AND TRANSMIT KNOBS BAD. REPLACED. BENCH CHECK GOOD.May 30, 2002 · N2261D · Bell 412 · Interphone/Passenger Announcement (PA) System
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