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 HEEA086588Bulkhead · mismanufacturedBULKHEAD IS 3/16 INCH TOO WIDE ON FORWARD END AT FLANGE RADIUS.May 7, 2003 · Bell 412 · Rotorcraft Tail BoomSDR HEEA086583Support · corrodedFOUND WHAT APPEAR TO BE SEVERAL CORROSION PITS ALONG LOWER AFT EDGE OF PART OF TAILBOOM SUPPORT, WHICH WERE COVERED BY FACTORY COATING.Apr 28, 2003 · N6559Z · Bell 412 · Rotorcraft Tail BoomSDR HEEA086582Signal Cond Unit · malfunctionedSIGNAL CONDITIONING UNIT CAUSES TRANSFER CAUTION LIGHT TO FLICKER.Apr 28, 2003 · Bell 412 · Fuel Indicating SystemSDR ERAA086445Hanger Assy · vibrationHANGER ASSY HAS HIGH FREQUENCY VIBRATION. OUTER COUPLING AND BRG HANGER HAD PRIMER PAINTED ON. NO DEFECTS NOTED FOR HIGH FREQUENCY VIBRATION. DISASSEMBLED, STRIPPED PRIMER, CLEANED & VISUALLY INSPECTED ALL PARTS. HAD CAD PLATING REPAIRED. REASSEMBLED IAW Apr 25, 2003 · N169EH · Bell 412 · Tail Rotor Drive ShaftSDR ERAA086444Hanger Assy · vibrationHANGER ASSY HAS HIGH FREQUENCY VIBRATION COUPLING AND BEARING HANGER HAD PRIMER COAT. NO DEFECTS NOTED TO CAUSE HIGH FREQUENCY. DISASSEMBLED, STRIPPED PRIMER, CLEANED & VISUALLY INSPECTED ALL PARTS. HAD CAD PLATING TOUCHED UP ON COUPLING. REASSEMBLED, TORQUApr 25, 2003 · N169EH · Bell 412 · Tail Rotor Drive ShaftSDR ERAA086443Hanger Assy · vibrationHANGER ASSY HAS HIGH FREQUENCY VIBRATION. COUPLING AND BEARING HANGER WERE PAINTED WITH PRIMER. NO DEFECTS NOTED FOR VIBRATION. DISASSEMBLED, STRIPPED PRIMER FROM COUPLINGS, CLEANED & VISUALLY INSPECTED ALL PARTS. HAD COUPLING CAD PLATING TOUCHED UP. REASSApr 25, 2003 · N169EH · Bell 412 · Tail Rotor Drive ShaftSDR ERAA086442Control Unit · splitTORQUE SPLIT 20 PERCENT IN CRUISE FLIGHT SENT INTO MANUFACTURER FOR REPAIR. DISMANTLED AND COMPONENT EXAMINATION FOUND SERVO VALVE ORIFICES AND LEVER TO BE CONTAMINATED WITH OILY BROWN SOOT PAST. APPRECIABLE WEAR WAS EVIDENT ON THE SERVO VALVE LEVER AND ORIApr 25, 2003 · N167EH · Bell 412 · Fuel Controlling SystemSDR ERAA086441Bearing · wornSWASHPLATE HAS WORN GIMBAL RING BEARINGS. NEARING O/H, GIMBAL BEARING WORN, BEARING COVER SCRAP. 2 SUPPORT BUSHINGS WORN, SWASHPLATE BEARING WORN. ACTION TAKEN: COMPLETELY DISASSEMBLED FOR OVERHAUL. COMPLIED WITH VISUAL & NDT INSEPCTIONS. REPLACED GIMBAL BOApr 25, 2003 · N421EH · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088516Bearing · wornTAIL ROTOR HEAD HAS WORN BEARINGS. REPAIRED.Apr 23, 2003 · N21498 · Bell 412 · Tail Rotor Control SystemSDR HEEA088490Force Gradient · roughFORCE GRADIENT BEARING ROUGH; STICKING; CANNON PLUG CORRODED. REPAIRED.Apr 22, 2003 · N6559Z · Bell 412 · Main Rotor ControlSDR HEEA088489Force Gradient · wornFORCE GRADIENT STICKING AND BEARING WORN. REPAIRED.Apr 22, 2003 · N6559Z · Bell 412 · Main Rotor ControlSDR HEEA086581Actuator · malfunctionedROTARY ACTUATOR CAUSING BINDING IN CYCLIC FORE AND AFT CONTROLS.Apr 22, 2003 · Bell 412 · Main Rotor ControlSDR ALGA085897Impeller · crackedIMPELLER FOUND CRACKED DURING NDI. CRACK WAS 1/4 INCH LONG EMINATING FROM BLADE TIP, IMMEDIATELY ADJACENT TO REINFORCMENT RING, EXTENDING STRAIGHT IN DIRECTION OF BLADE ROOT. REPLACED WITH NEW IMPELLER.Apr 2, 2003 · Bell 412 · Engine Oil CoolerSDR HEEA085855Indicator · damagedFUEL INDICATOR HAS ONE LED SEGMENT OUT.Mar 27, 2003 · N7128R · Bell 412 · Fuel Quantity IndicatorSDR HEEA085853Signal Cond Unit · failedSIGNAL COND UNIT MALFUNCTIONED. FUEL LOW LIGHT WILL NOT GO OUT.Mar 26, 2003 · N2149S · Bell 412 · Fuel Indicating SystemSDR CA030401006Bearing · loose(CAN) DURING UNSCHEDULED MAINTENANCE TO CORRECT MECHANICAL DAMAGE TO THE OUTER RING, PLAY WAS DETECTED IN THE GIMBAL RING AREA. FURTHER INVESTIGATION REVEALED LOOSENESS IN THE BEARING & LINER ASSEMBLY (4 EACH). ON DISASSEMBLY IT WAS FOUND THE BEARINGS P/N MS27Mar 21, 2003 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA085012Life Vest · damagedLIFE VEST HAS A BROKEN CLIP.Feb 27, 2003 · N6559Z · Bell 412 · Life JacketSDR HEEA085011Life Vest · leakingLIFE VEST FAILED 3 MONTH (LEAKING).Feb 27, 2003 · N2014K · Bell 412 · Life JacketSDR HEEA085010Life Vest · damagedLIFE VEST HAS WORN VELCRO AND TORN LIGHT.Feb 27, 2003 · N1202T · Bell 412 · Life JacketSDR HEEA085009Life Vest · leakingLIFE VEST LEAKS.Feb 27, 2003 · N5759N · Bell 412 · Life JacketSDR HEEA085008Life Vest · leakingLIFE VEST LEAKS.Feb 27, 2003 · N2148K · Bell 412 · Life JacketSDR HEEA085007Life Vest · leakingLIFE VEST LEAKS.Feb 27, 2003 · N2261D · Bell 412 · Life JacketSDR HEEA085006Cover · wornLIFE VEST COVER HAS WORN VELCRO.Feb 27, 2003 · N5759N · Bell 412 · Life JacketSDR HEEA085005Cover · tornLIFE VEST COVER POCKET TORN.Feb 27, 2003 · N2148K · Bell 412 · Life JacketSDR HEEA085004Float · leakingFLOAT BAG ASSY LEAKS. SCRAPPED.Feb 27, 2003 · N22347 · Bell 412 · Emergency Flotation SectionSDR HEEA085003Float · leakingFLOAT BAG ASSY LEAKS.Feb 27, 2003 · N2261D · Bell 412 · Emergency Flotation SectionSDR HEEA085002Antenna · corrodedANTENNA HAS CORROSION AND TRANSPONDER REPORTED WEAK BY ATC. SCRAPPED.Feb 27, 2003 · N2258F · Bell 412 · ATC Transponder SystemSDR HEEA085001Antenna · failedFM COMMS ANTENNA FAILED FUNCTION CHECK. SCRAPPED.Feb 27, 2003 · N2258F · Bell 412 · Communications SystemSDR HEEA085000Lead · chafedIGNITER LEAD CHAFED.Feb 27, 2003 · N2149S · Bell 412 · Ignition Harness (Distribution)SDR HEEA084999Encoder · malfunctionedGPS INDICATES EXTERNAL ALTIMETER IN ERROR. REPAIRED.Feb 27, 2003 · N2261D · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA084998Gps · malfunctionedGPS UNABLE TO ACQUIRE DATA. CLEANED DATA CARD READER CONTACTS. REPAIRED.Feb 27, 2003 · N2258F · Bell 412 · Global Positioning SystemSDR HEEA084997Gps · failedINDICATED GPS FAILED. SENT TO ASM FREEFLIGHT FOR INSPECTION AND REPAIR.Feb 27, 2003 · N800Y · Bell 412 · Global Positioning SystemSDR HEEA084996Gps · malfunctionedGPS WILL NOT ACQUIRE DATABASE. CLEANED DATA CARD CONNECTOR AND REPLACED ON/OFF VOLUME KNOB. PAINTED FACEPLATE. REPAIRED. BENCH CHECK GOOD.Feb 27, 2003 · N107X · Bell 412 · Global Positioning SystemSDR HEEA084995Gps · malfunctionedGPS WILL NOT RECOGNIZE DATA CARD. SENT TO ASM FREEFLIGHT FOR INSPECTION AND REPAIR.Feb 27, 2003 · N2258F · Bell 412 · Global Positioning SystemSDR HEEA084993Clock · malfunctionedDIGITAL CLOCK WILL NOT KEEP TIME. REPAIRED.Feb 27, 2003 · N3893L · Bell 412 · Independent InstrumentsSDR HEEA084992Clock · inoperativeDIGITAL CLOCK INOPERATIVE. REPAIRED.Feb 27, 2003 · N6559Z · Bell 412 · Independent InstrumentsSDR HEEA084991Control Unit · intermittentAIR COLLISION AVOIDANCE CONTROL UNIT DATA DISPLAYED ON WEATHER RADAR INTERMITTENTLY CHANGES COLOR.Feb 27, 2003 · N2261D · Bell 412 · Air Collision Avoidance SystemSDR HEEA084990Control Unit · intermittentAIR COLLISION AVOIDANCE CONTROL UNIT DOESN'T POWER UP INTERMITTENTLY. SENT TO GOODRICH AVIONICS FOR WARRANTY REPAIR.Feb 27, 2003 · N3893L · Bell 412 · Air Collision Avoidance SystemSDR HEEA084989Control Unit · malfunctionedSKYWATCH WON'T INTERFACE WITH RADAR. SENT TO GOODRICH AVIONICS FOR INSPECTION AND REPAIR.Feb 27, 2003 · N2298Z · Bell 412 · Air Collision Avoidance SystemSDR HEEA084988Control Box · failedWX RADAR SYS TAS FAIL IS DISPLAYED ON SCREEN AND IT WOULD NOT CALIBRATE.Feb 27, 2003 · N2149S · Bell 412 · Weather Radar SystemSDR HEEA084987Computer · failedWEATHER RADAR SYSTEM UNIT DISPLAYS FAIL MESSAGE.Feb 27, 2003 · N2149S · Bell 412 · Weather Radar SystemSDR HEEA084986Computer · inoperativeWEATHER RADAR RT/ANT RADAR INOPERATIVE.Feb 27, 2003 · N21498 · Bell 412 · Weather Radar SystemSDR HEEA084985Computer · failedWEATHER RADAR SYSTEM SHOWS FAILED ON SCREEN. WON'T PAINT TARGETS.Feb 27, 2003 · N7128R · Bell 412 · Weather Radar SystemSDR HEEA084984Indicator · damagedWEATHER RADAR SYSTEM RANGE MARKING NOT READABLE.Feb 27, 2003 · N33008 · Bell 412 · Weather Radar SystemSDR HEEA084983Indicator · malfunctionedWEATHER RADAR INDICATOR CAUSES VHF UNIT TO BREAK SQUELCH ON FREQ 129-77 MHZ AND CONSTANT NOISE.Feb 27, 2003 · N142PH · Bell 412 · Weather Radar SystemSDR HEEA084982Actuator · malfunctionedYAW CONTROL NEEDLE FULL DEFLECTION TO NR 1 SIDE.Feb 27, 2003 · N2258F · Bell 412 · Autopilot Main ServoSDR HEEA084981Actuator · malfunctionedYAW NEEDLE DEFLECTS FULL LEFT AND STAYS.Feb 27, 2003 · N2258F · Bell 412 · Autopilot Main ServoSDR HEEA084980Actuator · stuckACTUATOR YAW CONTROL STUCK, WILL NOT MOVE.Feb 27, 2003 · N22347 · Bell 412 · Autopilot Main ServoSDR HEEA084979Transponder · malfunctionedATC TRANSPONDER HAS LOW POWER OUT. SCRAPPED.Feb 27, 2003 · N1202T · Bell 412 · ATC Transponder SystemSDR HEEA084978Altimeter · inoperativeALTIMETER DH LIGHT IS INOPERATIVE.Feb 27, 2003 · N1202T · Bell 412 · Altimeter, Barometric/Encoder
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