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 HEEA079219Blade · erodedMAIN ROTOR BLADE LEADING EDGE ERODED. REPLACED WITH SERVICEABLE PART.May 24, 2002 · N6559Z · Bell 412 · Main Rotor BladesSDR HEEA079217Crosstube · corrodedFWD CROSSTUBE CORRODED BEYOND LIMITS. TUBE HAS SEVERAL CORROSION PITS OF .012 INCH IN AN AREA WHERE NO CORROSION IS ALLOWED. THESE PITS WERE FOUND ON THE TOP SIDE NEAR THE SADDLE MOUNTS.May 24, 2002 · N6559Z · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079216Bracket · crackedEXHAUST EJECTOR AFT BRACKETS CRACKED. REPLACED WITH SERVICEABLE PART.May 24, 2002 · N6559Z · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA079215Bracket · crackedEXHAUST EJECTOR AFT BRACKETS CRACKED. REPLACED WITH SERVICEABLE PART.May 24, 2002 · N6559Z · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA079214Plate · loosePLATE LOOSE. REPLACED WITH SERVICEABLE PART.May 24, 2002 · N22608 · Bell 412 · Fuel Boost PumpSDR HEEA079209Transceiver · intermittentVHF SYSTEM TRANSCEIVER RECEIVES AND TRANSMITS ONLY INTERMITTENTLY.May 24, 2002 · N107X · Bell 412 · VHF Communications SystemSDR HEEA079137Indicator · malfunctionedWEATHER RADAR SYSTEM SHOWS NOISE BAND TEST PATTERN ONLY.May 22, 2002 · N107X · Bell 412 · Weather Radar SystemSDR HEEA079136Indicator · intermittentWEATHER RADAR SYSTEM INTERMITTENTLY GOES OFF AND ON.May 22, 2002 · N6559Z · Bell 412 · Weather Radar SystemSDR HEEA079135Indicator · inoperativeWEATHER RADAR SYSTEM IS INOPERATIVE.May 22, 2002 · N6559Z · Bell 412 · Weather Radar SystemSDR HEEA079134Indicator · malfunctionedRADAR CAUSES STREAKS AND FALSE TARGETS IN MAP AND WEATHER MODE.May 22, 2002 · N6559Z · Bell 412 · Weather Radar SystemSDR HEEA079133Interphone · malfunctionedINTERPHONE BOX HAS STATIC ON ALL CHANNELS.May 22, 2002 · N5759N · Bell 412 · Audio Integrating SystemSDR HEEA079132Interphone · malfunctionedADF SELECTOR SWITCH WILL NOT TURN IT'S AUDIO OFF (INTERMITTENTLY). FACEPLATE NEEDS REFURBISH.May 22, 2002 · N22608 · Bell 412 · Audio Integrating SystemSDR HEEA079131Interphone · malfunctionedINTERPHONE BOX HAS ERRATIC VOLUME CONTROL ON ALL RADIOS.May 22, 2002 · N6559Z · Bell 412 · Audio Integrating SystemSDR HEEA079130Indicator · wornRADAR SYS WON'T PAINT TARGETS.May 22, 2002 · N142PH · Bell 412 · Weather Radar SystemSDR HEEA079129Cover · wornEMERGENCY FLOAT COVER WORN.May 22, 2002 · N107X · Bell 412 · Emergency Flotation SectionSDR HEEA079128Structure · separatedENGINE DECK SEPARATION.May 22, 2002 · N107X · Bell 412 · Fuselage Main, StructureSDR HEEA079119Crosstube · corrodedMLG CROSSTUBE HAS CORROSION IN ZONE 1 & 2 RADIAL DAMAGED AREAS TO BE BEYOND LIMITS.May 21, 2002 · N3911L · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079118Crosstube · corrodedCORROSION PITS IN ZONE 1 ON TOP SIDE OF TUBE AT A DEPTH OF .010 OF AN INCH DEEP NEAR SADDLE MOUNT.May 21, 2002 · N3893N · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079117Crosstube · corrodedCROSSTUBE CORRODED BEYOND LIMITS.May 21, 2002 · N2258F · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079116Crosstube · corrodedCROSSTUBE CORRODED BEYOND LIMITS IN SEVERAL AREAS.May 21, 2002 · N3893P · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079115Crosstube · corrodedCROSSTUBE CORRODED BEYOND LIMITS IN SEVERAL AREAS.May 21, 2002 · N22608 · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079114Crosstube · corrodedCROSSTUBE CORRODED BEYOND LIMITS IN SEVERAL AREAS.May 21, 2002 · N5759N · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079113Crosstube · corrodedCROSSTUBE IS CORRODED BEYOND LIMITS ON TOP SIDE BETWEEN SADDLES.May 21, 2002 · N22347 · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079112Crosstube · corrodedCROSSTUBE HAS SEVERAL AREAS OF PITTED CORROSION BETWEEN SADDLES.May 21, 2002 · N108X · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079111Crosstube · corrodedCROSSTUBE HAS SEVERAL AREAS OF PITTED CORROSION BETWEEN SADDLES.May 21, 2002 · N3893L · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079110Crosstube · corrodedCROSSTUBE HAS SEVERAL AREAS OF PITTED CORROSION BETWEEN SADDLES.May 21, 2002 · N800Y · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA079100Pump · inoperativeFUEL BOOST PUMP INOPERATIVE.May 20, 2002 · N107X · Bell 412 · Fuel Boost PumpSDR HEEA079099Structure · separatedNEWLY INSTALLED WORK DECK FOUND TO BE SEPARATED ON BOTTOM. THE SEPARATED AREA WAS 5 INCHES IN DIAMETER NEAR FWD CENTER OF DECK ASSY.May 20, 2002 · N800Y · Bell 412 · Fuselage Main, StructureSDR HEEA079097Indicator · inoperativeITT INDICATOR WOULD NOT INDICATE.May 20, 2002 · Bell 412 · Engine Temperature Indicating SystemSDR HEEA079082Signal Cond Unit · failedINDICATOR READS ZERO. REPLACE FAILED SIGNAL CONDITIONING UNIT.May 16, 2002 · Bell 412 · Fuel Indicating SystemSDR ERAA079872Gear · failedINSPECTION OF PLANETARY SYSTEM FOR BREAKDOWN. UPPER PLANETARY - BROKEN CAGE, SAME GEAR HAS SCORED ROLLER SET. REMOVED TOP CASE, REMOVED UPPER & LOWER PLANETARY AND ASSOCIATED GEARS. DISASSEMBLED, INSPECTED FOR BREAKDOWN, DETAILS ON BLUE FORMS ; FOUND NO BRMay 7, 2002 · N417EH · Bell 412 · Main Rotor GearboxSDR ERAA079870Blade · damagedMAIN ROTOR BLADES SN A-545, A-1290, A-1131 HAVE VOIDS AND CRACKED. ACTION TAKEN: REPAIRED AS PER 8130-3 BLOCK NR 13 FOR ALL REPAIRS PERFORMED.May 2, 2002 · N421EH · Bell 412 · Main Rotor BladesSDR HEEA078751Arm · corrodedSTEP ACTUATOR HAS A CORRODED ARM.May 1, 2002 · Bell 412 · Entrance StairsSDR ERAA079862Gps · intermittentUNIT GIVES INTERMITTENT RECIPROCAL HEADINGS & READINGS.Apr 29, 2002 · N415EH · Bell 412 · Global Positioning SystemSDR HEEA078492Gearbox · making metalMAIN ROTOR GEARBOX IS MAKING METAL.Apr 26, 2002 · N142PH · Bell 412 · Engine/Transmission CouplingSDR HEEA078491Gearbox · making metalMAIN ROTOR COMBINING GEARBOX IS MAKING METAL.Apr 26, 2002 · N800Y · Bell 412 · Engine/Transmission CouplingSDR HEEA078490Gearbox · making metalMAIN ROTOR COMBINING GEARBOX IS MAKING METAL.Apr 26, 2002 · N2258F · Bell 412 · Engine/Transmission CouplingSDR HEEA078489Gearbox · making metalMAIN ROTOR COMBINING GEARBOX IS MAKING METAL.Apr 26, 2002 · N108X · Bell 412 · Engine/Transmission CouplingSDR HEEA078488Gearbox · damagedMAIN ROTOR COMBINING GEARBOX HAS LOW OIL PRESSURE.Apr 26, 2002 · N22347 · Bell 412 · Engine/Transmission CouplingSDR HEEA078486Gearbox · making metalMAIN ROTOR COMBINING GEARBOX MAKING METAL.Apr 26, 2002 · N33008 · Bell 412 · Engine/Transmission CouplingSDR HEEA078600Frame · crackedAIRCRAFT RECEIVED WITH CRACK IN LOWER FORWARD RADIUS ON FLANGE.Apr 18, 2002 · Bell 412 · Fuselage Main, FrameSDR HEEA078594Case · chafedRE-INFORCEMENT RIB NEXT TO OIL JET BOSS WAS IMPROPERLY MACHINED AND OIL COLLECTOR PAN P/N 212-040-146-001 RUBS ON RIB.Apr 12, 2002 · Bell 412 · Main Rotor Drive SystemSDR ERAA078465Transmission · making metalTRANSMISSION IS MAKING METAL. ACCESSORY T/R INPUT QUILL BEARING SET, ROLLERS & RACES MAKING METAL. ACTION TAKEN: CHANGED SUMP CASE, ASSY/ INPUT DRIVE QUILL. C/W 3100 HOUR INSPECTION. REPLACED MAIN INPUT PINION AND ALL BRGS. CLEANED AND FLUSHED ALL OIL PAApr 4, 2002 · N418EH · Bell 412 · Main Rotor GearboxSDR ERAA078463Blower · wornOIL COOLER BLOWER DUE 1500 HR OVERHAUL. WORN INBOARD BUSHING IN CASING ASSY. CRACKED IMPELLER. ACTION TAKEN: C/W PRELIMINARY INSPECTION. NO DEFECTS NOTED. DISASSEMBLED OIL COOLER, CLEANED, STRIPPED PAINT & PRIMER & VISUALLY INSPECT ALL PARTS. FOUND MECHApr 4, 2002 · Bell 412 · Engine Oil CoolerSDR ERAA078462Bushing · missingBUSHINGS 412-010-121-101 MISSING FROM YOKE RED BLADE, COMPLY WITH 2500 HR INSPECTION. BUSHINGS MISSING, VISUAL INSPECTION APPEARS NORMAL ON YOKE & FITTING. ACTION TAKEN: DISASSEMBLED, CLEANED, INSPECTED, COMPLIED WITH 2500 HR INSPECTION IAW 412 CR&O & 412 M/Apr 4, 2002 · N168EH · Bell 412 · Main Rotor HeadSDR ERAA078458Blade · damagedINSPECTION DUE TOP SKIN 1/3 DOWN LENGTH OF BLADE FROM ROOT, VOIDED AREA AS MARKED, EDGES OF INBOARD TAB POPPED UP. ESTANE BOOT DAMAGED, LOWER SURFACE GRIP VOID, INBOARD TRIM TAB VOID WITH GLASS DAMAGE, INBOARD ABRASION STRIP TANG VOID UPPER AND LOWER SURFACEApr 4, 2002 · N419EH · Bell 412 · Main Rotor BladesSDR CZMA082767Gyro · failedGYRO FAILED REPLACED WITH IN HOUSE SPARE.Mar 29, 2002 · N911BE · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR AUS20020361Sleeve · worn(AUS) THE FIRE SLEEVE OF FUEL HOSE (PN 10544E) WAS FOUND CHAFFED APPROX 0.005 IN (0.127MM) IN DEPTH THROUGH WALL OF FUEL HEATER.Mar 20, 2002 · Bell 412 · Engine Fuel DistributionSDR AUS20020360Diode · failed(AUS) NR 2 GENERATOR OFF LINE, THE EMERGENCY BUS INTERCONNECT CIRCUIT BREAKER POPPED, PILOT LOST POWER TO THE NR 2 BUS. INVESTIGATION FOUND 2 DIODES ON THE EMERGENCY BUS FAILED RESISTANCE CHECK.Mar 20, 2002 · Bell 412 · DC Generator-AlternatorSDR HEEA078259Crosstube · corrodedAFT CROSSTUBE HAS CORROSION BEYOND BHT LIMITS.Mar 14, 2002 · Bell 412 · Main Landing Gear Attach Section
Back to Bell 412