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 HEEA978861Cone Seat · defectiveORDERED NEW PART AND RECEIVED CONE SEAT WITH 638:25 HOURS.Jan 13, 1997 · Bell 412 · Main Rotor HeadSDR HEEA978859Crosstube · defectiveCROSSTUBE SPREADING UNDER AIRCRAFT LOAD. CROSSTUBE IS ONLY SIX MONTHS OLD.Jan 13, 1997 · N107X · Bell 412 · Main Landing GearSDR HEEA978858Seal · worn lipSEAL WORN LIP AND SPINNING IN OUTER RING. PARTS SCRAPPED LOCALLY. SEE MM IR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978857Bushing · wornBUSHING WORN, HAS GROOVE FROM SPINNING IN BORE. PARTS SCRAPPED LOCALLY. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978855Bolt · wornWORN BOLT HAS GROOVE FROM SPINNING IN BORE. PARTS SCRAPPED LOCALLY. PART IS BEING RETURNED TO BELL WITH AIRCRAFT. PARTS AND LABOR WILL BE INVOICED...PM#0660. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978854Bolt · wornWORN BOLT HAS GROOVE FROM SPINNING IN BORE. PARTS SCRAPPED LOCALLY. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978853Bearing · wornBEARING WORN AND ROUGH. PARTS SCRAPPED LOCALLY. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978852Bearing · wornBEARING WORN AND ROUGH. PARTS SCRAPPED LOCALLY. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA978851Ring Assy Inner · wornRING ASSY WORN IN BORE INNER RING. PARTS SCRAPPED LOCALLY. SEE MMIR# HEEA0008851 THROUGH #8858 FOR ALL PARTS REPLACED.Jan 10, 1997 · N92801 · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968812Actuator Rotary · inoperativeACTUATOR ROTARY INOPERATIVE. CYCLIC LATERAL FORCE TRIM DOESN'T HOLD WHEN FORCE TRIM IS ON.Dec 31, 1996 · N33008 · Bell 412 · Main Rotor ControlSDR HEEA968800Window · mis mfgPLEXIGLASS DOES NOT FIT IN NEEDED AREA. MARKED IN BLUE INK.Dec 30, 1996 · N23023 · Bell 412 · Flight Compartment WindowsSDR HEEA9687937000 Cdu · knob brokenCONTROL KNOB BROKEN.Dec 30, 1996 · N2261D · Bell 412 · Long-Range Navigation (LORAN) SystemSDR HEEA968782Spacer · wornSPACER WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968781Bushing · wornBUSHING WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968780Bearing · wornBEARING WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968779Bearing · wornBEARING WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968778Bearing · wornBEARING WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968777Trunnion Assy · wornTRUNNION ASSY WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968776Bearing · roughBEARING WORN AND ROUGH. SCRAPPED AT PHI.Dec 27, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968750Loran · malfunctionARNAV SYS ENTER BUTTON INOPERATIVE.Dec 13, 1996 · N108X · Bell 412 · Long-Range Navigation (LORAN) SystemSDR HEEA968746Receiver · malfunctionADF WON'T POINT TO STATION.Dec 13, 1996 · N22347 · Bell 412 · Automatic Direction Finder (ADF) SystemSDR HEEA968740Indicator · shorted#1 NEEDLE SHORTED TO CASE. SENT TO MASCO FOR WARRANTY REPAIR.Dec 13, 1996 · N2261D · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA968735Indicator · dimINDICATOR TOO DIM. PERFORMED PRELIMINARY INSPECTION. REPLACED V901 (PHOTOCELL) REPAIRED. BENCH CHECK GOOD.Dec 13, 1996 · N108X · Bell 412 · DME/TACAN SystemSDR HEEA968727Transceiver · defectiveNO AUDIO. SENT TO DALLAS AVIONICS FOR WARRANTY REPAIR. RECEIVED IN JULY 95.Dec 13, 1996 · N2014K · Bell 412 · VHF Communications SystemSDR HEEA968724Tarsyn · intermittentREPORTED #1 AFCS KICKS INTERMITTENTLY ON ROLL CHANNEL. TIME SINCE REPAIR 149:15.Dec 13, 1996 · N3893N · Bell 412 · Autopilot SystemSDR HEEA968722Indicator · failed#2 NEEDLE HAS NO INDICATION. TIME SINC E REPAIR 90:10.Dec 13, 1996 · N7128R · Bell 412 · Engine RPM Indicating SystemSDR HEEA968713Actuator Rotary · failedCYCLIC STICK DOES NOT MOVE ATT MODE.Dec 13, 1996 · N33008 · Bell 412 · Main Rotor ControlSDR HEEA968712Actuator Rotary · bindingROTARY ACTUATOR UNIT IS BINDING.Dec 13, 1996 · N293CA · Bell 412 · Main Rotor ControlSDR HEEA968689Duct Assy · crackedLT DUCT ASSY CRACKED SEVERAL PLACES AROUND MOUNT RING.Dec 11, 1996 · N23023 · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968688Duct Assy · crackedRT DUCT ASSY EXCESSIVE CRACKING.Dec 11, 1996 · N21498 · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968660Crosstube · damagedSCRIBE MARKS IN AREA OF CROSSTUBE NOT PERMITTED AS PER BHT412-CR&O.Dec 10, 1996 · N21498 · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA968659Ejector Assy · crackedLT EJECTOR ASSY IS CRACKED.Dec 10, 1996 · N5759N · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968658Ejector Assy · crackedRT EJECTOR ASSY IS CRACKED.Dec 10, 1996 · N107X · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968656Ejector Assy · crackedEJECTOR IS CRACKED.Dec 10, 1996 · N107X · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968650Case Assy · defectiveSHIMS P/N 212-040-506-011 AND 212-040-506-013 IMPROPERLY GROUND. .000 BACKLASH UPON ASSEMBLY.Dec 10, 1996 · Bell 412 · Tail Rotor Drive SystemSDR HEEA968634Bolt · defectiveTUNGSTON COATING FLAKED OFF. SERIAL NUMBERS REMOVED ARE A369, A863, A715, AND A27. SEE MMIR# HEEA0008633 FOR ADDITIONAL RETENTION BOLTS REPLACED.Dec 9, 1996 · N23023 · Bell 412 · Main Rotor HeadSDR HEEA968633Bolt · defectiveTUNGSTON COATING FLAKED OFF. SERIAL NUMBERS REMOVED ARE A28, A374, A395, AND A564. SEE MMIR# HEEA0008634 FOR ADDITIONAL RETENTION BOLTS REPLACED.Dec 9, 1996 · N23023 · Bell 412 · Main Rotor HeadSDR HEEA968630Ejector Assy · crackedEJECTOR IS CRACKED. (ROUND CRACK AND WORKING RIVETS) SENT TO ALPINE AEROTECH LTD. FOR INSPECTION AND REPAIR.Dec 9, 1996 · N3893S · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA968624Blade · shield peelEROSION SHIELD PEELING ON THE INBOARD END. THE OUTBOARD LEADING EDGE ABRASION STRIP HAS A COMPLETE CHORDWISE CRACK WITH SEPARATION NEAR THE INBOARD END OF THE STRIP.Dec 9, 1996 · N3893P · Bell 412 · Main Rotor BladesSDR HEEA968617Cvr · wont testCVR WILL NOT TEST.Dec 9, 1996 · N2148K · Bell 412 · Audio/Video MonitoringSDR HEEA968612Mast Assy · seal leakMAST ASSY SEAL LEAK.Dec 4, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968611Sleeve Assy · damagedDAMAGED THREADS IN JACK OUT HOLE.Dec 4, 1996 · N911PB · Bell 412 · Main Rotor GearboxSDR HEEA968610Gear · pittedPITTING ON MATING SURFACE BEYOND ACCEPTABLE LIMITS.Dec 4, 1996 · N911PB · Bell 412 · Main Rotor GearboxSDR HEEA968606Cylinder Assy · leakingSERVO TESTED PRIOR TO REPAIR. SERVO LEAKING AT BOTH ENDS OF UPPER AND LOWER CYLINDERS. LEAKING INTERNALLY IN NEUTRAL POSITION IN BOTH CYLINDERS AND LEAKING EXTERNALLY AT BOTH LOWER PILOT VALVES.Dec 3, 1996 · N911PB · Bell 412 · Rotorcraft Servo SystemSDR HEEA968605Cylinder · req overhaulNEEDS OVERHAUL.Dec 3, 1996 · N911PB · Bell 412 · Rotorcraft Servo SystemSDR HEEA968604Cyl Inder Assy · req overhaulNEEDS OVERHAUL.Dec 3, 1996 · N911PB · Bell 412 · Rotorcraft Servo SystemSDR HEEA968597Actuator · failedWILL NOT RETRACT - POPS CIRCUIT BREAKER. INSPECTED BY ACCESSORY OVERHAUL SHOP AND FOUND EXTEND TRAVEL TOO SHORT 5.578" SHOULD BE BETWEEN 5.620" - 5.680".Nov 29, 1996 · N2261D · Bell 412 · Entrance StairsSDR HEEA968585Seal · leakingSEAL LEAKING.Nov 25, 1996 · N911PB · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA968554Bolt · flakingTUNGSTEN COATING FLAKING FROM BOLT. SENT TO BELL HELICOPTER TEXTRON FOR INSPECTION AND REPAIR.Nov 25, 1996 · N3893S · Bell 412 · Main Rotor HeadSDR HEEA9685537000 Rcu · defectiveCOMES UP CODE 5. ADVISORY LIGHT STAYS ON.Nov 25, 1996 · N22608 · Bell 412 · Long-Range Navigation (LORAN) System
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