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 HEEA0010129Bearing · wornSHOULDER OF THE BEARING WORN.Jun 16, 1997 · N22347 · Bell 412 · Main Rotor HeadSDR HEEA0010109Work Deck · separated#1 ENGINE WORK DECK SEPARATED. INSTALLED SERVICEABLE WORK DECK S/N CS38X.Jun 12, 1997 · N911AR · Bell 412 · Fuselage Miscellaneous StructureSDR HEEA0010108Indicator · errorCUSTOMER NOTED DISCREPANCIES: (1) FUEL SYSTEM INDICATES 2080 LBS WHEN FULLY FUELED. (2) MAST SEAL HAS MINOR LEAK (3) BAGGAGE FIRE TEST LIGHT INOPERATIVE. CORRECTED CUSTOMER DISCREPANCIES.Jun 12, 1997 · N911AR · Bell 412 · Fuel Quantity IndicatorSDR HEEA0010103Tarsyn · malfunctionTARSYN KICKS IN SAS AND ALT. MODE.Jun 12, 1997 · N6559Z · Bell 412 · Autopilot SystemSDR HEEA0010083Cone · scoredM/R HEAD LOWER CONE TEFLON SCORED.Jun 11, 1997 · N23023 · Bell 412 · Main Rotor HeadSDR HEEA0010075Blade · crackedSKIN CRACK ON THE UPPER SURFACE AT STATION 114 WITH WATER DRIPPING FROM THE AREA. THE OUTBOARD LEADING EDGE STRIP HAS SOME DEEP EROSION PITS.Jun 11, 1997 · N23023 · Bell 412 · Main Rotor BladesSDR HEEA0010058Actuator Rotary · malfunctionFORCE TRIM WILL NOT RELEASE AFTER CRUISE FLIGHT. SENT TO BHT FOR INSPECTION AND REPAIR.Jun 6, 1997 · N3893N · Bell 412 · Main Rotor ControlSDR HAI00010066Trim Compensator · defective#2 ENGINE ITT INDICATOR IS ERRATIC. TRIM COMPENSATOR FAULTY.Jun 6, 1997 · N6559Z · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA0010057Actuator Rotary · failedACTUATOR WOULD NOT MOVE ON GROUND TEST FLIGHT .Jun 5, 1997 · Bell 412 · Main Rotor ControlSDR HEEA0010056Actuator Rotary · bindingM/R CYCLIC BINDING.Jun 5, 1997 · Bell 412 · Main Rotor ControlSDR HEEA0010021Case Assy · defectiveGR BOX PEELING PLATING.Jun 3, 1997 · N22347 · Bell 412 · Main Rotor GearboxSDR HEEA0010018Actuator · failedACTUATOR WOULD NOT RETRACTJun 2, 1997 · N22608 · Bell 412 · Entrance StairsSDR HEEA0010017Actuator · failedACTUATOR WOULD NOT RETRACT. SENT FOR INSPECTION AND REPAIR.Jun 2, 1997 · N22608 · Bell 412 · Entrance StairsSDR HEEA0010014Float Bag Assy · leakingFLOAT BAG LEAKING. THREE BAD TOP-OFF VALVES.Jun 2, 1997 · N5759N · Bell 412 · Emergency Flotation SectionSDR HEEA0010011Igniter Lead · arcingIGNITER LEAD ARCING FROM SHIELD.Jun 2, 1997 · N108X · Bell 412 · Ignition Harness (Distribution)SDR HAIHEEA9984Actuator Rotary · malfunctionINTERMITTENTLY DISCONNECTS IN BOTH SAS AND ATT.May 30, 1997 · N21498 · Bell 412 · Main Rotor ControlSDR HAIHEEA9979Indicator · defectiveATTITUDE INDICATOR KICKS AND CHATTERS IN PITCH AXIS. AFCS PITCH RUNS FORE AND AFT.May 30, 1997 · N5759N · Bell 412 · Attitude and Direction Data SystemSDR HAIHEEA9975Indicator · shortedTORQUE INDICTOR #1 ENGINE SIDE INTERNALLY SHORTED.May 30, 1997 · N3893P · Bell 412 · Engine BMEP/Torque IndicatingSDR HAIHEEA9963Blade · wont balanceBLADE TOO HEAVY, COULDN'T BALANCE.May 28, 1997 · N3893S · Bell 412 · Main Rotor BladesSDR HAIHEEA9962Blade · wont trackBLADE WILL NOT TRACK (DIVING).May 28, 1997 · N3893S · Bell 412 · Main Rotor BladesSDR HAIHEEA9961Blade · errodedEROSION HOLES ON THE BLADE OUTBOARD LEADING ABRASION STRIP.May 28, 1997 · N107X · Bell 412 · Main Rotor BladesSDR HAIHEEA9959Altimeter · reads lowENCODER READS LOW OUT OF TOLERANCE IN UPPER RANGE.May 28, 1997 · N5759N · Bell 412 · Altimeter, Barometric/EncoderSDR HAIHEEA9954Blade · crackedCRACK IN BLADE OUTBOARD LEADING EDGE STRIP NEAR THE SPLICE AREA.May 28, 1997 · N3893S · Bell 412 · Main Rotor BladesSDR HAIHEEA9952Blade · crackedBLADE SEPARATION AT TIP CAP.May 28, 1997 · N1202T · Bell 412 · Tail Rotor BladesSDR HAIHEEA9950Blade · crackedBLADE SKIN CRACKED ON THE UPPER SURFACE AT STA. 106. THERE ARE SEVERAL AREAS OF STRESS CRACKS NEAR MIDSPAN TAB AREA.May 28, 1997 · N3893S · Bell 412 · Main Rotor BladesSDR HAIHEEA9949Blade · erodedBLADE IS ERODED. EROSION HOLES THROUGH OUTBOARD LEADING EDGE ABRASION STRIP. EROSION SHIELD HAS DEEP PITS NEAR TIP.May 28, 1997 · N2261D · Bell 412 · Main Rotor BladesSDR HAIHEEA9944Blade · wont trackBLADE WILL NOT TRACK OR BALANCE. KEEPS DIVING.May 28, 1997 · N2148K · Bell 412 · Main Rotor BladesSDR HAIHEEA9943Blade · wont trackBLADE WILL NOT TRACK OR BALANCE.May 28, 1997 · N2148K · Bell 412 · Main Rotor BladesSDR HAIHEEA9942Actuator · failedSTEP ACTUATOR WILL NOT RUN.May 28, 1997 · N108X · Bell 412 · Entrance StairsSDR HAIHEEA9940Indicator · precessesATTITUDE INDICATOR PRECESSES AFTER 5 OR 10 MINUTES. REMOVED FROM A/C YVOCUG11. TIME SINCE REPAIR 0:00.May 28, 1997 · Bell 412 · Attitude Gyro and Indicating SystemSDR HAIHEEA9925Cap Assy · crackedMAIN BEAM RIGHT HAND SIDE CAP CRACKED. REPAIRED AS PER DRAWING #212-030-164-353 DOCUMENT NO. 97RM-012 8110 DATE 03 FEB 1997-24513.May 28, 1997 · N7128R · Bell 412 · Fuselage Miscellaneous StructureSDR AU970662Combining Grbox · faulty(AUS) ENGINE COMBINING GEARBOX FAULTY - SUSPECT FAULTY CARBON SEAL ALLOWED OIL TO TRANSFER INTO GEARBOX CAUSING OVERFILLING AND LOSS OF OIL OVERBOARDMay 26, 1997 · Bell 412 · Turbine Engine Reduction GearSDR HAIHEEA9914Altimeter · failedRADAR ALTIMETER INOPERATIVE. WILL NOT TEST.May 21, 1997 · N2148K · Bell 412 · Ground Proximity SystemSDR HAIHEEA9871Switch · intermittentLORAN ENTER SWITCH INTERMITTENT. SENTMay 13, 1997 · N108X · Bell 412 · Long-Range Navigation (LORAN) SystemSDR HAIHEEA9856Adapter · corrodedADAPTER HAS CORROSION ON SEAL RIDE.May 13, 1997 · N23023 · Bell 412 · Main Rotor SystemSDR HAIHEEA9852Transceiver · intermittentTRANSCEIVER INTERMITTENT OPERATION.May 13, 1997 · N22608 · Bell 412 · Ground Proximity SystemSDR HAIHEEA9845Boost Pump · failedBOOST PUMP WILL NOT WORK AND POPS CIRCUIT BREAKERS.May 13, 1997 · N21498 · Bell 412 · Fuel Boost PumpSDR HAIHEEA9844Crosstube · unbondedCROSSTUBE HAS WEAR ON PADS AND UNBONDED.May 13, 1997 · N22608 · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HAIHEEA9840Seal · leakingSEAL LEAKING.May 13, 1997 · N3893N · Bell 412 · Main Rotor Drive SystemSDR HAIHEEA9839Tube · scoredREPAIR DUE TO SCORING AT SEAL RIDE AREA.May 13, 1997 · N7128R · Bell 412 · Engine Oil Distribution (Airframe Furnished)SDR 97ZZZX2841Amplifier · burntINSPECTION FOUND AMPLIFIER BURNT. REPLACED WITH NEW AMPLIFIER.May 12, 1997 · N82628 · Bell 412 · Autopilot SystemSDR HAIHEEA9821Indicator · failedRADAR ALTIMETER INDICATOR LIGHTS INOPERATIVE.May 7, 1997 · N2149S · Bell 412 · Ground Proximity SystemSDR HAIHEEA9816Skin · crackedR/H UPPER DOOR POST AT WINDSHIELD HAD OUTER SKIN, P/N 204-030-619-146 CRACKED OR BROKEN. INNER CHANNEL OF WINDSHIELD P/N 205-030-619-012S PARTIALLY CRACKED. REPLACED WITH SERVICEABLE PARTS.May 7, 1997 · N3893S · Bell 412 · Fuselage Main, Plate/SkinSDR HAIHEEA9815Pump · failedHYD PUMP ASSY BEARING FAILURE.May 7, 1997 · N3893N · Bell 412 · Hydraulic Pump (Electric/Engine), MainSDR HAIHEEA9808Cvr · wont testCVR WILL NOT TEST.May 7, 1997 · N5759N · Bell 412 · Audio/Video MonitoringSDR HAIHEEA9806Gps165 · defectiveGPS NAV BUTTON STICKS AND INTERMITTENT.May 7, 1997 · N22347 · Bell 412 · Global Positioning SystemSDR HAIHEEA9797Computer · defectiveAFCS COMPUTER ROLL TRIM INOPERATIVE.May 7, 1997 · Bell 412 · Autopilot ComputerSDR HAIHEEA9796Computer · defectiveAFCS COMPUTER CAUSES KICKS IN PITCH AND ROLL FAILED TEST 1.3 ON SST BENCH.May 7, 1997 · N5759N · Bell 412 · Autopilot ComputerSDR HAIHEEA9795Tarsyn · malfunctionTARSYN CAUSES KICK IN AFCS PITCH.May 7, 1997 · N6559Z · Bell 412 · Autopilot SystemSDR HAIHEEA9793Altimeter · defectiveALTIMETER OFF FLAG FLASHES ON AN OFF.May 7, 1997 · N5759N · Bell 412 · Ground Proximity System
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