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 HEEA076960Transceiver · weakRECEIVES VERY WEAK/ TRANSMITS GOOD. REPLACED WITH SERVICEABLE PART.Oct 30, 2001 · N6559Z · Bell 412 · VHF Communications SystemSDR HEEA076959Transceiver · intermittentUNIT CUTS OUT IN FLIGHT INTERMTTENTLY. REPLACED WITH SERVICEABLE PART.Oct 30, 2001 · N107X · Bell 412 · VHF Communications SystemSDR HEEA076958Transceiver · malfunctionedTRANSMITS WEAK AND GARBLED. REPLACED WITH SERVICEABLE PART.Oct 30, 2001 · N2261D · Bell 412 · VHF Communications SystemSDR HEEA076926Indicator · reads highAFTER TAKEOFF, PILOT NOTED NR 2 ENGINE OIL PRESSURE WAS INDICATING HIGH. REPLACED OIL TEMP/PRESS INDICATOR.Oct 26, 2001 · N33008 · Bell 412 · Engine Oil PressureSDR HEEA076820Fuel Control · fluctuatesAFTER DEPARTURE, NR 1 ENGINE STARTED TO HAVE N1 FLUCTUATIONS. REPLACED FUEL CONTROL.Oct 18, 2001 · N22608 · Bell 412 · Fuel Control/Turbine EnginesSDR 2001FA0000534Gearbox · making metalAPPORXIMATELY 45 MINUTES INTO CRUISE FLIGHT A NR 2 ENGINE CHIP LIGHT ILLUMINATED. THE NR 2 ENGINE WAS SHUTDOWN AND THE AIRCRAFT RETURNED TO BASE AND PERFORMED A RUN ON LANDING DUE TO INSUFFICIENT POWER FOR HOVERING. THE MAINTENANCE TECHNICIANS PULLED THE NR Oct 16, 2001 · N412DE · Bell 412 · Engine/Transmission CouplingSDR ERAA076684Skin · crackedRT ELEVATOR SKIN CRACKED. FOUND SPAR TO BE UNBONDED AT FLANGE & ROOT RIB TO BE CORRODED BEYOND LIMITS. ACTION TAKEN: RE-MANUFACTURER OUTER SKIN, REPLACED SPAR & ROOT RIBS & REASSEMBLED. C/W AIRWORTHINESS DIRECTIVES OR SB'S AS PER TB-412-83-31. THIS INFORMAOct 12, 2001 · N167EH · Bell 412 · Elevator StructureSDR ERAA076683Crosstube · corrodedAFT CROSSTUBE IS CORRODED. ACTION TAKEN: PART WAS SCRAPPED.Oct 12, 2001 · N412EH · Bell 412 · Emergency Flotation SectionSDR HEEA076617Chip Detector · malfunctionedCAUSES REMOTE CAT'S EYE TO TRIP. REPLACED WITH SERVICEABLE PART.Oct 12, 2001 · N2148K · Bell 412 · Engine Indicating SystemSDR HEEA076616Bearing · mismanufacturedI/D BORE BEARING TOO SMALL. (BEARING P/N 209-031-351-001) REPLACED WITH SERVICEABLE PART.Oct 12, 2001 · N2298Z · Bell 412 · Fuselage Main, StructureSDR HEEA076615Motor · failedPILOT WIPER INOPERATIVE. REPLACED WITH SERVICEABLE PART.Oct 12, 2001 · N3893L · Bell 412 · Windshield/Door Rain/Ice RemovalSDR HEEA076614Pump · failedENGINE OSCILLATIONS AND SEAL LEAKING. REPLACED WITH SERVICEABLE FUEL PUMP.Oct 12, 2001 · N2149S · Bell 412 · Engine Fuel PumpSDR ERAA076681Transmission · corrodedTRANSMISSION DUE 3100 HOUR INSPECTION. LOWER SPIDER BREAKING, UPPER SUN GEAR BREAKING, MAIN INPUT LINER, MAIN CASE HAS EXCESSIVE CORROSION DAMAGE, MAIN INPUT QUILL ALIGNMENT MARKS BEARING PINION OFF, RING GEAR OUTER SURFACE RUSTING, MAIN INPUT BEARING SLEEVE Oct 11, 2001 · N164EH · Bell 412 · Main Rotor GearboxSDR ERAA076680Blade · damagedTAIL ROTOR BLADE A-11090 HAS VOID AT TIP, TRUNNION IS ROUGH. TAIL ROTOR BLADE SENT TO CTI FOR REPAIR. TRUNNION, TRUNNION HOUSING ASSYS SCRAPPED. ACTION TAKEN: INST'D NEW TRUNNION, TRUNNION HOUSINGS, BEARINGS, & SEALS, INSTALLED SERVICEABLE TAIL ROTOR BLADE.Oct 11, 2001 · N422EH · Bell 412 · Tail Rotor BladesSDR ERAA076679Damper · crackedDAMPER SET IS WEAK/ WORN / CRACKED. ACTION TAKEN: DAMPER SET WAS RETIRED & SCRAPPED IAW 412 CR&O. THIS INFORMATION FOR FAA SDR.Oct 11, 2001 · N419EH · Bell 412 · Main Rotor HeadSDR ERAA076678Damper · crackedDAMPER SET IS CRACKED. FOUND SETS WORN & CRACKED ACTION TAKEN: RETIRED & SCRAPPED IAW 412 CR&O, THIS INFORMATION FOR FAA SDR.Oct 11, 2001 · N419EH · Bell 412 · Main Rotor HeadSDR ERAA076677Damper · separatedSEPERATED, UNABLE TO BALANCE MAIN ROTOR. ACTION TAKEN: RETIRED & SCRAPPED BOTN DAMPER SETS IAW 412 CR&O. THIS INFORMATION FOR FAA SDR.Oct 11, 2001 · N168EH · Bell 412 · Main Rotor HeadSDR ERAA076676Damper · separatedSEPERATED, UNABLE TO BALANCE MAIN ROTOR. ACTION TAKEN: RETIRED & SCRAPPED BOTH DAMPER SETS IAW 412 CR&O.Oct 11, 2001 · N168EH · Bell 412 · Main Rotor HeadSDR HEEA076610Control Unit · wornWORN BEARINGS. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N5759N · Bell 412 · Tail Rotor Control SystemSDR HEEA076609Actuator · failedSTEP WON'T GO DOWN. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N1202T · Bell 412 · Entrance StairsSDR HEEA076608Indicator · malfunctionedDISPLAYS RANDOM RANGES. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Weather Radar SystemSDR HEEA076607Indicator · malfunctionedDISPLAYS RANDOM RANGES. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Weather Radar SystemSDR HEEA076606Indicator · failedDISPLAYS ONLY GREEN IN MAP MODE. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Central ComputersSDR HEEA076605Control Head · inoperativeON/OFF SWITCH INOPERATIVE. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N2261D · Bell 412 · Communications SystemSDR HEEA076604Elt · intermittentINTERMITTENTLY COMES ON IN FLIGHT. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Emergency Locator BeaconSDR HEEA076603Elt · dischargedBATTERY WEAK, LOW VOLTAGE. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N142PH · Bell 412 · Emergency Locator BeaconSDR HEEA076602Mixer Box · malfunctionedLIGHT BLINKS ON AND OFF. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N1202T · Bell 412 · Interphone/Passenger Announcement (PA) SystemSDR HEEA076600Gps · failedWHEN UNIT IS TURNED ON, POWERS UP FOR APPROX. 15 SECONDS TO ONE MINUTE THEN GOES BLANK. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N33008 · Bell 412 · Global Positioning SystemSDR HEEA076599Light · failedWILL NOT COME ON. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N2261D · Bell 412 · Exterior LightingSDR HEEA076597Inverter · intermittentWORKS INTERMITTENTLY DUE TO WATER DAMAGE. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · AC InverterSDR HEEA076596Life Vest · leakingLIFE VEST LEAKS. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N142PH · Bell 412 · Life JacketSDR HEEA076595Fuel Control · malfunctionedCAUSING TORQUE OSCILLATIONS OF 10-15 PERCENT AT A HOVER. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N2149S · Bell 412 · Fuel Controlling SystemSDR HEEA076593Tach Generator · failedENGINE OUT LIGHT WON'T GO OUT. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Engine RPM Indicating SystemSDR HEEA076592Battery · dischargedSLOW TO CHARGE. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N1202T · Bell 412 · Battery/Charger SystemSDR HEEA076590Tube · crackedTUBE ASSY CRACKED. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N1202T · Bell 412 · Hydraulic System, MainSDR HEEA076589Actuator · stuckSTICKING. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Engine Anti-Icing SystemSDR HEEA076585Valve · intermittentHEATER MIXING VALVE WORKS INTERMITTENTLY. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N107X · Bell 412 · Heating SystemSDR HEEA076584Shaft · damagedWEIGHT MISSING. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N1202T · Bell 412 · Tail Rotor Drive ShaftSDR HEEA076580Transceiver · weakTRANSMITS WEAK. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N2261D · Bell 412 · VHF Communications SystemSDR HEEA076565Line · crackedWHILE IN CRUISE FLIGHT, NR 1 HYDRAULIC SYSTEM FAILED. MAINTENANCE REPLACED HYDRAULIC TUBE ASSY DUE TO CRACK IN ONE OF THE CURVES.Oct 10, 2001 · N1202T · Bell 412 · Hydraulic System, MainSDR HEEA076564Tach Generator · failedON INBOUND FLIGHT, THE NR 2 ENGINE OUT LIGHT ILLUMINATED. REPLACED NR 2 ENGINE N1 TACH GEN.Oct 10, 2001 · N107X · Bell 412 · Engine RPM Indicating SystemSDR ERAA076675Crosstube · corrodedFORWARD CROSSTUBE HAS CORROSION. ACTION TAKEN: CROSSTUBE IS SCRAPPED.Oct 9, 2001 · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR ERAA076670Structure · crackedNO. 2 BULKHEAD CRACKED ABOVE ROOF PANEL. STINGER BULKHEAD UPPER SUPPORT ANGLE CRACKED. STIFFNER P/N 212-030-099-028 CRACKED. ROOF PANEL PN 205-032-815-127 HAS CORROSION & SEPERATED. VERTICAL FIN SUPPORT BULKHEADS PN 212-030-127-029 AND 021 CRACKED. L/H LOOct 9, 2001 · N415EH · Bell 412 · Rotorcraft Tail BoomSDR ERAA076667Indicator · corrodedPART IS CORRODED. CONNECTOR CORRODED, PIN MISSING, DIRTY INSIDE AND ALSO OUT OF CALIBRATION. ACTION TAKEN: OVERHAULED, REPAIRED LEAKS, TREATED METAL, CALIBRATED AND FUNCTIONALLY TESTED OK TO 20,000 FEET. COMPLIED WITH AIRWORTHINESS DIRECTIVES AS PER MFG PUBOct 9, 2001 · N412EH · Bell 412 · Dependent Position Determining SystemSDR HEEA076272Engine · overspeedN1 OVERSPEED AT 116 PERCENT. REPLACED WITH SERVICEABLE ENGINE.Oct 9, 2001 · N22347 · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA076271Engine · malfunctionedENGINE HAS HIGH T-5 HARNESS OHMS OUT LESS THAN 100 OHMS.Oct 9, 2001 · N800Y · Bell 412 · Turbine Engine System WiringSDR HEEA076270Compressor · seizedCOMPRESSOR SEIZED.Oct 9, 2001 · N3893L · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA076268Engine · overspeedN1 OVERSPEED AT 116 PERCENT.Oct 9, 2001 · N22347 · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA076267Engine · overheatedHIGH ITT AND WEAR ON GEARBOX CASE AND COVER.Oct 9, 2001 · N2298Z · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA076266Engine · overheatedHIGH N1 ON POWER CHECK.Oct 9, 2001 · N3893P · Bell 412 · Engine (Turbine/Turboprop)
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