Bell 206-L4

Service difficulty reports · 710

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 = '206L4'
  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 ALG2001F00007Collar · brokenDURING HOVER ATTEMPT, NOTICED UNUSUAL AMOUNT OF COLLECTIVE INPUT WITH VERY LITTLE RESPONSE(LOCATION OFFSHORE VERMILION 250). COLLAR BROKE INBOARD OF CLAMP UP BOLT. COMPONENT AT BELL HELICOPTER FOR EVALUATION. PREVENTATIVE RECOMMENDATION TO BE DETERMINED UPOMay 23, 2001 · N176AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 20010529CW005Bulkhead · crackedCRACKED AT 2:00 POSITION IN RADIUS OF BEND. CRACK LENGTH 2 INCHES.May 9, 2001 · N193TW · Bell 206L4 · Fuselage Main, BulkheadSDR HEEA072912Washer · unbondedWASHER UNBONDED AND BEARINGS WORN. REPLACED WITH SERVICEABLE PART.May 1, 2001 · N7077F · Bell 206L4 · Main Rotor ControlSDR HEEA072711Life Vest · will not testFAILED TO PASS 3 MONTH INFLATION TEST.Apr 19, 2001 · N7074W · Bell 206L4 · Life JacketSDR HEEA072700Elt · malfunctionedWOULD NOT SHUT OFF. REPLACED WITH SERVICEABLE PART.Apr 19, 2001 · N7077F · Bell 206L4 · Emergency Locator BeaconSDR HEEA072666Transmitter · failedCANNOT GET SQUELCH TEST OR ANY TRANSMISSION FROM ANY CHANNEL ON FM RADIO. REPLACED VOLUME CONTROL, VOLUME KNOB AND FRONT PANEL. REPAIRED. BENCH CHECK GOOD.Apr 18, 2001 · N7074W · Bell 206L4 · UHF Communications SystemSDR HEEA072634Transponder · malfunctionedREPLY LIGHT INOPERATIVE.Apr 17, 2001 · N7077F · Bell 206L4 · ATC Transponder SystemSDR HEEA072617Transceiver · weakWEAK RECEIVE. PERFORMED PRELIMINARY INSPECTION. FOUND MODULATION LOW AND WILL NOT ADJUST. REPLACED Q313, Q312 AND R505. ALSO FOUND NAV RECEIVER WEAK. TROUBLESHOT AND FOUND SEVERAL COIL AND INDUCTORS FROZEN. REPLACED L202, L206, L300, L301, L303 AND L304. Apr 17, 2001 · N7077B · Bell 206L4 · Visual Omnirange (VOR) SystemSDR HEEA072561Fuel Filter · malfunctionedLIGHT STAYS ON.Apr 11, 2001 · N7074W · Bell 206L4 · Aircraft Fuel Filter/StrainerSDR HEEA072541Control Rod · corrodedCORROSION BEYOND LIMITS. SCRAPPED AND REPLACED WITH SERVICEABLE PART.Apr 11, 2001 · N7074W · Bell 206L4 · Tail Rotor Control SystemSDR HEEA072527Disc Pack · corrodedCORRODED BEYOND LIMITS. REPLACED WITH NEW PARTS.Apr 11, 2001 · N7077F · Bell 206L4 · Tail Rotor Drive ShaftSDR HEEA072514Switch · failedRED LIGHT STAYS ON DIM. REPLACED WITH SERVICEABLE SWITCH.Apr 11, 2001 · N7077F · Bell 206L4 · Emergency Locator BeaconSDR HEEA072502Ignition Lead · inoperativeIGNITION LEAD INOPERATIVE.Apr 11, 2001 · N7077F · Bell 206L4 · Ignition Harness (Distribution)SDR HEEA072094Transceiver · malfunctionedUNABLE TO CONTROL VOLUME. PERFORMED PRELIMINARY INSPECTION AND TESTED. REPLACED BAD S901. POTENTIOMETER SWITCH VOLUME REPAIRED. BENCH CHECK GOOD.Apr 5, 2001 · N7077F · Bell 206L4 · VHF Communications SystemSDR HEEA072080Float · failedL/H AFT FLOAT BAG FAILED 6 MONTH INSPECTION. SENT TO OFFSHORE HELICOPTER SUPPORT FOR WARRANTY REPAIR.Apr 5, 2001 · N7074W · Bell 206L4 · Emergency Flotation SectionSDR HEEA071965Relay · failedWHEN PILOT ENGAGED STARTER DURING ENGINE RINSE THE STARTER WOULD NOT COME OFF LINE UNTIL BATTERY SWITCH WAS TURNED OFF. FOUND STARTER RELAY WAS STUCK CLOSED. SENT TO PRECISION AVIONICS & INSTR. INC. FOR INSPECTION AND REPAIR.Apr 3, 2001 · N7074W · Bell 206L4 · Starter-GeneratorSDR HEEA071964Contactor · failedCONTACTOR STUCK CLOSED.Apr 3, 2001 · N7074W · Bell 206L4 · DC Generating SystemSDR 20010207CW001Stiffener · crackedCRACK IN TOP OF RIGHT AFT VERTICAL TUNNEL FWD OF BOX BEAM. CRACK WAS FOUND IN THE RADIUS OF THE 206033110189 STIFFENER. MAY BE PRELOAD PROBLEM.Jan 19, 2001 · N2036F · Bell 206L4 · Fuselage Miscellaneous StructureSDR CA010625049Pump · broken(CAN) THIS ENGINE DRIVE FUEL FAILED DURING AN ATTEMPTED START ON THE GROUND. FAILURE DUE TO INTERNAL DRIVE - PUMP NOT DISASSEMBLED. CAN BE HEAD FOR PICK UP OR RETURNED TO MANUFACTURER. PLEASE REFER TO ALERTCEB A73-3091. PLEASE REFER TO ADDITIONAL ENCLOSED INFONov 13, 2000 · Bell 206L4 · Engine Fuel PumpSDR CA001218003Pump · failed(CAN) THIS ENGINE DRIVEN FUEL PUMP FAILED DURING AN ATTEMPTED START ON THE GROUND.FAILURE DUE TO INTERNAL DRIVE FAILURE - PUMP NOT DISASSEMBLED. CAN BE HELD FOR PICK UP OR RETURNED TO MANUFACTURER T.C. CASE PLEASE REFER TO ALERT CEB A73-3091.PLEASE REFER TO ADNov 13, 2000 · Bell 206L4 · Engine Fuel PumpSDR 20001113SH007B-Nut · looseAIRCRAFT WAS LEVEL FLIGHT WHEN ENGINE DECELERATED AND QUIT. PRELIMINARY INSPECTION FOUND PC LINE B-NUT AT FUEL CONTROL LOOSE. LINE WAS REMOVED, INSPECTED, AND RE-INSTALLED. ENGINE GROUND RUN. (X)Oct 24, 2000 · N58SN · Bell 206L4 · Engine Fuel DistributionSDR 20000920SH008Channel · crackedFOUND .8750 INCH CRACK ON LEFT UPPER TAILBOOM ATTACHMENT CHANNEL DURING A ROUTINE 100 HOUR INSPECTION. THE CRACK WAS ONLY VISIBLE WITH REMOVAL OF THE TAILBOOM ACCESS PANEL AND THE USE OF AN INSPECTION MIRROR. THE CAUSE OF THE CRACK IS NOT YET DETERMINED. (XAug 29, 2000 · N406MP · Bell 206L4 · Fuselage Miscellaneous StructureSDR 20000907SH008Seal · leakingFREEWHEELING UNIT OUTPUT SEAL, BETWEEN ENGINE AND TRANSMISSION, REPLACED WITH NEW SEAL FROM BELL HELICOPTER. (X)Aug 15, 2000 · N208FC · Bell 206L4 · Engine/Transmission CouplingSDR 20000518SH008Servo · bentSERVO, PN 206-076-062-101, SN''S RH4417A, RH4418A, WERE REMOVED FROM AIRCRAFT FOR OVERHAUL. BOTH SERVO EXTENSION ASSEMBLIES WERE BENT TO ONE SIDE, .250 INCH. PART NUMBER OF EXTENSION ASSY, C42642-69. THIS SERVO IS THE SAME DESIGN AS THE ONE USED ON THE BELLMay 3, 2000 · N108W · Bell 206L4 · Main Rotor ControlSDR 20000518SH007Servo · bentSERVO, PN 206-076-062-101, SN''S RH4417A, RH4418A, WERE REMOVED FROM AIRCRAFT FOR OVERHAUL. BOTH SERVO EXTENSION ASSEMBLIES WERE BENT TO ONE SIDE, .250 INCH. PART NUMBER OF EXTENSION ASSY, C42642-69. THIS SERVO IS THE SAME DESIGN AS THE ONE USED ON THE BELLMay 3, 2000 · N108W · Bell 206L4 · Rotorcraft Servo SystemSDR GJQR0000282Bolt · wornBOLTS WORN TRANSMISSION RESTRAINT. (X)Apr 19, 2000 · Bell 206L4 · Main Rotor GearboxSDR GJQR0000276Bearing · wornBEARINGS WORN OUT. (X)Apr 19, 2000 · Bell 206L4 · Main Rotor Transmission MountSDR GJQR0000268Bearing · corrodedSTAIN AND CORROSION PITS ON ROLLERS. (X)Mar 22, 2000 · N404W · Bell 206L4 · Main Rotor HeadSDR GJQR0000267Gyro · damagedSETTING KNOB SLIPS WHEN TRYING TO RESET COMPASS CARD. (X)Feb 15, 2000 · Bell 206L4 · Directional Gyro and Indicating SystemSDR GJQR0000264Shaft · frettedFRETTING FROM GEAR IN CRACK AREA. (X)Feb 9, 2000 · N404W · Bell 206L4 · Main Rotor GearboxSDR GJQR0000266Seal · wornEXCESSIVE WEAR ON OIL PUMP DRIVE SHAFT. (X)Feb 9, 2000 · N404W · Bell 206L4 · Main Rotor GearboxSDR HEEA065859Bearing · failedENGINE REMOVED DUE TO CYCLED OUT. GEARBOX REPAIRED DUE TO CEBA72-3217R-2.Feb 3, 2000 · N62127 · Bell 206L4 · Turbine Engine Accessory DriveSDR HEEA065858Bearing · failedENGINE REMOVED DUE TO CYCLED OUT. GEARBOX REPAIRED DUE TO CEBA72-3217R-2. SERIAL NUMBERS REMOVED ARE MP04281 AND MP04370. REPLACED WITH SERIAL NUMBERS JJ02784 AND JJ02743.Feb 3, 2000 · N62127 · Bell 206L4 · Turbine Engine Accessory DriveSDR GJQR0000280Yoke · wornYOKE WORN BEYOND ALLOWABLE LIMITS AT CONTACT AREA WITH STATIC STOP BUMPER. BUMPER MATERIAL IS VERY HARD. (X)Feb 1, 2000 · Bell 206L4 · Tail Rotor HeadSDR GJQR0000277Frame · crackedRECEIVED AND FOUND NUMEROUS DINGS THAT CAN BE FELT BY A .020 INCH PROBE, 6 DINGS MARKED. PART CRACKED. (X)Feb 1, 2000 · Bell 206L4 · Passenger/Crew DoorsSDR GJQR0000278Panel · crackedPLASTIC PANEL CRACKED. NOTE: THESE PLASTIC PANELS BECOME VERY BRITTLE IN CANADIAN WINTER WEATHER. (X)Feb 1, 2000 · Bell 206L4 · Fuselage Miscellaneous StructureSDR GJQA065663Bevel Gear · crackedTRANSMISSION LOWER CHIP LIGHT ILLUMINATED IN-FLIGHT. AFTER LANDING, INSPECTION REVEALED FAIRLY LARGE FERROUS CHIP THAT APPEARED LIKE PIECE OF GEAR TOOTH. TEAR DOWN INSPECTION REVEALED INPUT SPIRAL BEVEL GEAR CRACKED 360 DEGREES THROUGH THE RING. THE CRACK PATFeb 1, 2000 · N404W · Bell 206L4 · Main Rotor GearboxSDR 20000516SH022Bevel Gear · crackedTRANSMISSION LOWER CHIP LIGHT ILLUMINATED IN-FLIGHT. AFTER LANDING, INSPECTION FOUND FAIRLY LARGE FERROUS CHIP THAT APPEARED LIKE PIECE OF GEAR TOOTH. TEAR-DOWN INSPECTION REVEALED INPUT SPIRAL BEVEL GEAR CRACKED 360 DEGREES THROUGH THE RING. THE CRACK PATJan 31, 2000 · N404W · Bell 206L4 · Main Rotor GearboxSDR 2000ZZZX5Actuator · failedREMOVAL OF FAILED ACTUATOR. THIS IS THE THIRD ACTUATOR THAT HAS FAILED.Nov 19, 1999 · N3310 · Bell 206L4 · Tail Rotor Control SystemSDR HEEA063256Transceiver · malfunctionedRECEIVING BLEEDOVER ON 123.00 AND 129.77. PERFORMED PRELIMINARY INSPECTION. FOUND UNIT TRANSMITTING WEAK INTERMITTENTLY AND ALSO RECEIVER HAS CONSTANT STATIC.Aug 10, 1999 · N7074W · Bell 206L4 · VHF Communications SystemSDR HEEA063192Gyro · precessesGYRO PRECESSING.Aug 6, 1999 · Bell 206L4 · Attitude and Direction Data SystemSDR 99ZZZX3348Blade · corrodedTRAILING EDGE EXTRUSION CORRODED BEYOND REPAIRABLE LIMITS. (INTERGRANULAR CORROSION).Jul 24, 1999 · N176AL · Bell 206L4 · Main Rotor BladesSDR 99ZZZX2797Carbon Seal · leakingFORWARD FREEWHEEL SEAL LEAKING.Jul 14, 1999 · N722LM · Bell 206L4 · Main Rotor Drive SystemSDR HEEA062875Vhf Comm · malfunctionedVHF COMM NAV UNIT WILL NOT TURN OFF.Jul 13, 1999 · Bell 206L4 · Long-Range Navigation (LORAN) SystemSDR HEEA062845Audio Panel · failedCAN'T TRANSMIT OFF FM CHANNEL FROM COPILOT'S SIDE.Jul 12, 1999 · N7074W · Bell 206L4 · Audio Integrating SystemSDR HEEA062826Longeron · crackedLONGERON CRACKED AT MOST FORWARD OUTBOARD RIVET HOLE AT TAILBOOM MOUNT. REPLACED WITH SERVICEABLE LONGERON.Jul 12, 1999 · N7074W · Bell 206L4 · Fuselage Main, Longeron/StringerSDR HEEA062825Transponer · malfunctionedTRANSCEIVER OUT OF FREQUENCY. PERFORMED PRELIMINARY INSPECTION AND FOUND FREQUENCY SLIGHTLY OUT OF LIMITS. REPLACED V101 CAVITY. ADJUSTED POWER FREQUENCY, AND UNIT BENCH CHECK GOOD.Jul 12, 1999 · N7074W · Bell 206L4 · VHF Communications SystemSDR HEEA062816Gps · failedNAV COMPUTER FAILED.Jul 12, 1999 · Bell 206L4 · Global Positioning SystemSDR 99ZZZX3026Blade · corrodedDISCOVERED DURING DAILY INSPECTION, HEAVY INTERGRANULAR CORROSION ON TRAILING EDGE.Jun 11, 1999 · N171AL · Bell 206L4 · Main Rotor BladesSDR 99ZZZX1684Trunnion · corrodedMAIN ROTOR HUB REMOVED FOR 1,200-HOUR INSPECTION. SPLINES BADLY CORRODED. TRUNNION SCRAPPED AT 1/2 LIFE.Mar 2, 1999 · N173AL · Bell 206L4 · Main Rotor Head
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