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 HEEA072028Bearing · wornWORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N3893N · Bell 412 · Main Rotor ControlSDR HEEA072027Bearing · wornWORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N2261D · Bell 412 · Main Rotor ControlSDR HEEA072026Bearing · wornWORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N2261D · Bell 412 · Main Rotor ControlSDR HEEA072025Hub · vibrationBLUE SPINDLE CAUSING VIBRATION. REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N6559Z · Bell 412 · Main Rotor HeadSDR HEEA072024Search Light · malfunctionedRETRACTION MOTOR WILL NOT SHUT OFF WHEN FULLY RETRACTED. REPLACED WITH SERVICEABLE LIGHT.Apr 5, 2001 · N142PH · Bell 412 · Exterior LightingSDR HEEA072023Transducer · malfunctionedCAUSING INDICATOR TO READ 5 PSI WHEN AIRCRAFT IS SHUTDOWN. REPLACED WITH SERVICEABLE TRANSMITTER.Apr 5, 2001 · N142PH · Bell 412 · Fuel Indicating SystemSDR HEEA072022Audio Panel · malfunctionedTRANSMITS WITH MIC SELECTOR IN FM1 POSITION AND RECEIVES FM1 ON THE FM2 POSITION. PERFORMED PRELIMINARY INSPECTION AND FOUND UNIT TRANSMIT OUTPUT DISTORTED. REPLACED CAPACITOR C30 AND ALSO LIGHT PANEL WORN. REPLACED LIGHT PANEL. BENCH CHECK GOOD.Apr 5, 2001 · N2149S · Bell 412 · Audio Integrating SystemSDR HEEA072021Link · wornWORN BEARING. REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N142PH · Bell 412 · Tail Rotor Control SystemSDR HEEA072020Link · wornWORN BEARING. REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N142PH · Bell 412 · Tail Rotor Control SystemSDR HEEA072019Drive Link · wornWORN BEARING. REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N2261D · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA072018Bearing · wornBEARING FOUND WORN. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N1202T · Bell 412 · Main Rotor ControlSDR HEEA072017Bearing · wornBEARING FOUND WORN. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N142PH · Bell 412 · Main Rotor ControlSDR HEEA072016Bearing · wornBEARINGS FOUND WORN DURING DAILY CHECK. REPLACED WITH SERVICEABLE ASSY.Apr 5, 2001 · N142PH · Bell 412 · Main Rotor ControlSDR HEEA072015Seat Belt · tornSEAT BELT TORN. REPLACED WITH SERVICEABLE BELT.Apr 5, 2001 · N1202T · Bell 412 · Emergency EquipmentSDR HEEA072014Line · chafedCHAFED BEYOND LIMITS. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N2261D · Bell 412 · Hydraulic System, MainSDR HEEA072013Line · chafedCHAFED BEYOND LIMITS. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N2261D · Bell 412 · Hydraulic System, MainSDR HEEA072012Accumulator · leakingACCUMULATOR LEAKS FROM WEEP HOLE. REPLACED WITH SERVICEABLE ACCUMULATOR.Apr 5, 2001 · N2149S · Bell 412 · Hydraulic Power Accumulator, MainSDR HEEA072011Line · chafedTUBE ASSY WAS FOUND CHAFED. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N3893L · Bell 412 · Main Rotor GearboxSDR HEEA072010Line · chafedTUBE ASSY WAS FOUND CHAFED. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N2261D · Bell 412 · Main Rotor GearboxSDR HEEA072009Line · chafedTUBE ASSY WAS FOUND CHAFED. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N2149S · Bell 412 · Main Rotor GearboxSDR HEEA072008Line · chafedTUBE ASSY WAS FOUND CHAFED. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N3893L · Bell 412 · Main Rotor GearboxSDR HEEA072007Line · chafedTUBE ASSY WAS FOUND CHAFED. REPLACED WITH SERVICEABLE TUBE.Apr 5, 2001 · N2261D · Bell 412 · Main Rotor GearboxSDR HEEA072006Spring · brokenDOOR SPRING BROKEN. REPLACED WITH SERVICEABLE SPRING.Apr 5, 2001 · N142PH · Bell 412 · Passenger/Crew DoorsSDR HEEA072005Control Unit · malfunctionedWILL NOT CHANNEL PROPERLY CAUSING VOR NOT TO WORK PROPERLY. PERFORMED PRELIMINARY INSPECTION. FOUND UNIT WILL NOT DISPLAY NAV FREQUENCY ON KTS-143. REPLACED IC I201 AND PHOTOCELL LENS. REPAIRED. BENCH CHECK GOOD.Apr 5, 2001 · N142PH · Bell 412 · Visual Omnirange (VOR) SystemSDR HEEA072004Receiver · malfunctionedWILL NOT HOME TO STATIONS. PERFORMED PRELIMINARY INSPECTION. FOUND EXCESSIVE CORROSION IN UNIT AND UNDER F.C. I323 AND CAPACITOR C380. REPLACED I323 AND C380 AND CLEANED CORROSION. ALODYNED CHASIS. BENCH CHECK GOOD.Apr 5, 2001 · N2149S · Bell 412 · Automatic Direction Finder (ADF) SystemSDR HEEA072003Transponder · inoperativeREPORTED INOPERATIVE. PERFORMED PRELIMINARY INSPECTION. CLEANED EXCESSIVE CORROSION FROM UNIT. FOUND WEAK RECEIVER SENSE AND WEAK TRANSMIT POWER. REPLACED TRANSMITTER BOARD AND ALIGNED TO SPECS. ALIGNED THE RECEIVER. BENCH CHECK GOOD.Apr 5, 2001 · N33008 · Bell 412 · ATC Transponder SystemSDR HEEA072002Transponder · failedNO OUTPUT. PERFORMED PRELIMINARY INSPECTION. FOUND MODULATOR WAS LOADING DOWN THE POWER SUPPLY VOLTAGES. REPLACED TWO EACH INSULATORS AND ONE EACH BUSHING FOR TRANSISTORS Q501 AND Q502. CLEANED CORROSION FROM BACKSIDE OF THE TRANSISTORS. REPAIRED.Apr 5, 2001 · N7128R · Bell 412 · ATC Transponder SystemSDR HEEA072001Indicator · malfunctionedSEGMENT VERY DIM IN DAYLIGHT. FOUND PHOTOCELL BAD. INSTALLED NEW PHOTOCELL. ALSO MISSING 2 EACH COVER SCREWS. INSTALLED 2 SCREWS. BENCH CHECK GOOD.Apr 5, 2001 · N6559Z · Bell 412 · DME/TACAN SystemSDR HEEA072000Indicator · malfunctionedDIGITS FLICKERING. REPLACED DISPLAY AND LENS. COOKED UNIT, INSPECTED AND BENCH CHECK GOOD.Apr 5, 2001 · N6559Z · Bell 412 · DME/TACAN SystemSDR HEEA071999Life Vest · failedLIFE VEST FAILED 3 MONTH INSPECTION.Apr 5, 2001 · N2148K · Bell 412 · Life JacketSDR HEEA071998Interphone · malfunctionedTRANSMITS AND RECEIVES POORLY. SENT TO EDMO DIST. FOR WARRANTY REPAIR.Apr 5, 2001 · N107X · Bell 412 · Interphone/Passenger Announcement (PA) SystemSDR HEEA071997Signal Cond Unit · malfunctionedTRANSFER LIGHT CAME ON AT 1850 LBS.Apr 5, 2001 · N1202T · Bell 412 · Fuel Indicating SystemSDR HEEA071996Signal Cond Unit · malfunctionedTRANSFER LIGHT CAME ON AT 1850 LBS.Apr 5, 2001 · N1202T · Bell 412 · Fuel Indicating SystemSDR HEEA071995Signal Cond Unit · malfunctionedLOW FUEL LIGHT COMING ON AFTER REFUELING AIRCRAFT.Apr 5, 2001 · N142PH · Bell 412 · Fuel Indicating SystemSDR HEEA071994Skid · wornSADDLE FASTENERS MAKING MUD - SHOWING WEAR.Apr 5, 2001 · N6559Z · Bell 412 · Wheel/Ski/FloatSDR HEEA071993Cap · wornRUBBER WORN AND DETERIORATED ON CROSSTUBE.Apr 5, 2001 · N2149S · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA071992Indicator · inoperativeNR 1 NEEDLE ON TRIPLE TACH INOPERATIVE.Apr 5, 2001 · N3893L · Bell 412 · Engine RPM Indicating SystemSDR HEEA071991Smoke Detector · malfunctionedSMOKE DETECTION UNIT WOULD TEST INCONSISTENTLY.Apr 5, 2001 · N6559Z · Bell 412 · Smoke DetectionSDR HEEA071990Gyro · malfunctionedRATE OF TURN NEEDLE TRAVELS FULL LEFT AND RIGHT IN HOVER.Apr 5, 2001 · N1202T · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HEEA071989Valve · leakingFUEL VALVE LEAKING THROUGH WEEP HOLE. SENT TO BELL HELICOPTER TEXTRON FOR INSPECTION AND REPAIR.Apr 5, 2001 · N2149S · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA071988Valve · failedNR 2 HYDRAULIC SYSTEM VALVE WILL NOT SHUT OFF.Apr 5, 2001 · N142PH · Bell 412 · Hydraulic System, MainSDR HEEA071987Exhaust Stack · crackedEXHAUST STACK IS CRACKED AT SEAMS OF DUCT HALVES. THE CRACKED AREA EXCEEDS THE LIMITS.Apr 5, 2001 · N108X · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA071986Motor · looseMOTOR IS LOOSE ON COVERTER.Apr 5, 2001 · N142PH · Bell 412 · Windshield/Door Rain/Ice RemovalSDR HEEA071985Transmitter · malfunctionedFUEL LOW LIGHT COMES ON AFTER REFUELING. REPLACED WITH SERVICEABLE UNIT.Apr 5, 2001 · N142PH · Bell 412 · Aircraft Fuel SystemSDR HEEA071984Indicator · fluctuatesFUEL PRESSURE INDICATOR FLUCTUATES 8 TO 10 PSI.Apr 5, 2001 · N3893L · Bell 412 · Fuel Pressure IndicatorSDR HEEA071983Indicator · inoperativeFUEL PRESSURE INDICATOR NEEDLE STAYS ON ZERO.Apr 5, 2001 · Bell 412 · Fuel Pressure IndicatorSDR HEEA071982Indicator · inoperativeTURN NEEDLE ON ATTITUDE INDICATOR INOPERATIVE.Apr 5, 2001 · N3893L · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA071980Transponder · inoperativeNO TRANSMIT OR RECEIVE. PERFORMED PRELIMINARY INSPECTION, TESTED UNIT, FOUND WOULD NOT POWER UP. FUSE BAD. ALSO TROUBLESHOT UNIT DUE TO FUSE SHORTED AND FOUND TRANSISTOR Q101 BAD. INSTALLED FUSE AND TRANSISTOR Q101. TESTED UNIT AND FOUND SHIELD IN POWER SUApr 5, 2001 · N2261D · Bell 412 · ATC Transponder SystemSDR HEEA071979Display · out of toleranceDME DISPLAY TOO DIM. PERFORMED PRELIMINARY INSPECTION. FOUND PHOTOCELL V901 HAD BROKEN LEG. REPAIRED LEG. REPAIRED UNIT. BENCH CHECK GOOD.Apr 5, 2001 · N142PH · Bell 412 · DME/TACAN SystemSDR HEEA071977Transceiver · unreliableTRANSMITS UNREADABLE. PERFORMED PRELIMINARY INSPECTION AND TESTED. ALIGNED TRANSMITTER. REPAIRED PROBLEM. BENCH CHECK GOOD.Apr 5, 2001 · N6559Z · Bell 412 · VHF Communications System
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