Bell 412EP

Service difficulty reports · 181

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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 = '412EP'
  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 CA090917002Blade · cracked(CAN) ONE EA. BLADE ON OIL COOLER BLOWERS S/N`S 5100-662 AND 5100-655 FOUND CRACK AT WELD AREA. CONDITION FOUND DURING PREFLIGHT INSPECTION. SEE ATTACHED PICTURES FOR CLARITY. (TC# 20090917002)Sep 16, 2009 · Bell 412EP · Engine Oil CoolerSDR EGRR2009063082288Bearing · debondedPILOT REPORTED SEVERE LATERAL VIBRATION. ACFT LANDED, INSPECTED ROTOR HEAD AND FOUND BEARING COMPLETELY DEBONDED. INSTALLED NEW BRG PN 412-010-106-101 AND APPROVED ACFT FOR RETURNED TO SERVICE.Jun 30, 2009 · N22PP · Bell 412EP · Main Rotor HeadSDR CA090304011Gearbox · cracked(CAN) PILOT REPORTED OIL PRESSURE FLUCTUATIONS ON THE NR 1 ENGINE DURING FLIGHT. PILOT SHUTDOWN ENGINE AND CARRIED OUT A SINGLE ENGINE PRECAUTIONARY LANDING. POST FLIGHT INSP REVEALED A CRACK ON THE AGB HSG AND OIL LOSS ON THE NR1 ENGINE. ENGINE IS BEING REPLAFeb 13, 2009 · Bell 412EP · Main Rotor GearboxSDR ULXR2009021080902Throttle Control · wornTHIS TUBE WAS WORN AROUND THE CIRCUMFERENCE AT THE POINT WHERE IT PASSES THROUGH THE FIREWALL BOOT. DISCOVERED DURING A 300 HOUR INSPECTION AND REPLACED.Feb 10, 2009 · N304FD · Bell 412EP · Power LeverSDR ULXR2009021080900Tube · wornTHIS TUBE WAS WORN AROUND THE CIRCUMFERENCE AT THE POINT WHERE IT PASSES THROUGH THE FIREWALL BOOT. DISCOVERED DURING A 300 HOUR INSP AND REPLACED.Feb 10, 2009 · N301FD · Bell 412EP · Nacelle/Pylon, Main FrameSDR ULXR2009021080901Tube · wornTHIS TUBE WAS WORN AROUND THE CIRCUMFERENCE AT THE POINT WHERE IT PASSES THROUGH THE FIREWALL BOOT. DISCOVERED DURING A 300 HOUR INSP AND REPLACED.Feb 10, 2009 · N301FD · Bell 412EP · Nacelle/Pylon, Main FrameSDR ULXR2009021080903Tube · wornTHIS TUBE WAS WORN AROUND THE CIRCUMFERENCE AT THE POINT WHERE IT PASSES THROUGH THE FIREWALL BOOT. DISCOVERED DURING A 300 HOUR INSP AND REPLACED.Feb 10, 2009 · N304FD · Bell 412EP · Nacelle/Pylon, Main FrameSDR CA081217015Housing · cracked(CAN) DURING CRUISE, OIL PRESSURE WAS LOST ON THE COMBINING GEARBOX AND THE PILOT PERFORMED AN UNSCHEDULED LANDING OFF BASE. THE HELO HAD TO BE TRANSPORTED BACK ON A TRUCK. INSPECTION OF THE ENGINE REVEALED A CRACK IN THE GEARBOX HOUSING FROM WHICH THE OIL EDec 10, 2008 · Bell 412EP · Main Rotor GearboxSDR CA080710001Window · missing(CAN) WHILE THE ACFT WAS IN A DIVE, IN ORDER TO REACH VNE FOR RADS READING, AFT RT PASSENGER DOOR WINDOW WAS LOST IN FLIGHT AT 138 KNOTS.Jul 8, 2008 · Bell 412EP · Passenger Compartment WindowsSDR EGRR2008070377316Tube · crackedDURING INSPECTION FOUND TUBE CRACKED. REPLACED TUBE WITH SERVICABLE UNIT IAW MAINTENANCE MANUAL. OPS CHECK GOOD.Jul 3, 2008 · N412PP · Bell 412EP · Engine Fuel DistributionSDR EGRR119698Wire · brokenTHIS UNIT WAS SENT TO MAKE THIS INSTRUMENT NVG COMPATIBLE. WHEN THEY CHECKED OUT THE UNIT THEY FOUND THE FOLLOWING PROBLEM: THE RT POINTER IS INOP, DUE TO COIL WIRE BROKEN FROM METER. RT POINTER WILL NOT CALIBRATE DUE TO HAIRSPRING BEING DEFORMED. GAUGE WILL BMay 17, 2008 · N120LA · Bell 412EP · Fuel System WiringSDR CA080516003Gearbox · leaking(CAN) 90 DEGREES, GEARBOX STARTED LEAKING AFTER 7.8 HOURS OF FLIGHT. UPON LANDING (TOTAL FLIGHT TIME OF 24.1 HOURS ON THE HOURMETER),THE OIL LEVEL WAS CHECKED IN THE 90 DEGREE AND FOUND TO BE EMPTY, WITH OIL SPLASHED ALL OVER THE GEARBOX. THE GEARBOX WAS FILLEMay 13, 2008 · Bell 412EP · Tail Rotor GearboxSDR CA080403004Trunnion · mismanufactured(CAN) MFG WAS ADVISED THAT 14 PCS. OF 212-076-004-101 SERVO ACTUATOR, TAIL ROTOR HAD A MISMANUFACTURED DETAIL. ONE OF THE SUSPECT UNITS WAS DELIVERED TO A CUSTOMER ON THE ACFT NOTED ABOVE. OTHER SUSPECT UNITS WERE ALSO DELIVERED TO CUSTOMERS. THE 14 SUSPECT Mar 31, 2008 · Bell 412EP · Tail Rotor SystemSDR EGRR118893Mount · shearedDURING ROUTINE INSPECTION OF EXTERNAL HOIST NOTED BOLT PN NAS6204-54 SHEARED AT HEAD. THIS IS ONE OF THE (2) BOLTS SECURING THE HOIST ASSEMBLY TO THE HOIST SUPPORT ASSEMBLY. PERFORMED INSPECTION OF THE SECOND BOLT AND NOTED NO DEFECTS. REPLACED BOTH BOLTS WITFeb 12, 2008 · N22PP · Bell 412EP · Agricultural Spray SystemSDR CA071030001Check Valve · obstructed(CAN) DURING GROUND RUN, FIRST START OF THE DAY, BOTH HYDRAULIC SYSTEMS NR 1 AND NR 2 INDICATED GOOD PRESSURE AND BOTH HYDRAULIC CAUTIONS WERE EXTINGUISHED. THE FORCE TO DISPLACE PEDALS WAS NOTED TO BE ABNORMALLY HIGH. TO CONFIRM SYSTEM NR 1 WAS FUNCTIONING COOct 24, 2007 · Bell 412EP · Hydraulic Pressure Relief Valve, MainSDR CA071016005Gearbox · making metal(CAN) THE POWER SECTION CHIP DETECTOR ACTIVATED AND THE ENGINE WAS SHUT DOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED METAL DEBRIS IN THE ACCESSORY GEARBOX. MFG WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20071016005)Sep 6, 2007 · Bell 412EP · Accessory GearboxesSDR CA071003027Engine · making metal(CAN) AN ENGINE CHIP DETECTOR WARNING ACTIVED AND THE POWER SECTION WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED METAL DEBRIS IN THE ENGINE OIL SYSTEM. MFG WILL INVESTIGATE AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20071003027)Aug 29, 2007 · Bell 412EP · Engine (Turbine/Turboprop)SDR CA070719001Mount · interference(CAN) DURING A SCHEDULED INSPECTION, AN AREA OF INTERFERENCE BETWEEN THE A THROTTLE JACKSHAFT MOUNT ASSY AND THE LT AIR INLET DUCT WAS IDENTIFIED.Jul 16, 2007 · Bell 412EP · Power LeverSDR EGI2007F00000Transmission · making metalDURING LOCAL TRAINING TRANSMISSION CHIP LIGHT CAME ON. AC WAS LANDED WITHOUT FURTHER INCIDENT. INVESTIGATION REVEALED NONFERROUS METAL FLAKES ON THE DEBRIS MONITOR. THE OIL WAS DRAINED THROUGH A STRAINER AND NO METAL WAS FOUND IN STRAINER. THE EXTERNAL FILJul 7, 2007 · N416EV · Bell 412EP · Main Rotor GearboxSDR CA070514014Spline · worn(CAN) THE ENGINE SUFFERED AN IN-FLIGHT SHUTDOWN DUE TO FUEL STARVATION AS A RESULT OF WORN FUEL PUMP DRIVE SHAFT SPLINES. (TC NR 20070514014)Mar 12, 2007 · Bell 412EP · Engine Fuel PumpSDR CA061221004Autopilot Sys · malfunctioned(CAN) DURING AN APPROACH TO RUNWAY 24 RIGHT AT THE MFG PLANT, BOTH AUTO-PILOTS WENT OFF LINE. THE MASTER CAUTION LIGHTS WERE OFF ON THE AUTO-PILOTS. A/C WAS ABLE TO LAND. (TC NR 20061221004)Dec 18, 2006 · Bell 412EP · Autopilot SystemSDR CA061107004Handle · missing(CAN) UPON TEST FLIGHT RETURN TO BASE, IT WAS NOTICED THAT THE CO-PILOT OUTSIDE DOOR HANDLE WAS MISSING, SUSPECT IT WAS LOST IN FLIGHT. (TC# 20061107004)Nov 2, 2006 · Bell 412EP · Passenger/Crew DoorsSDR CA060906014Connector · shorted(CAN) FLASHING LIGHT OF ENGINE FUEL VALVE NR 2 ON STARTING PROCEDURE. CONNECTOR 1B14P1 SHORTED TOGETHER BETWEEN PINS A AND B AND WATER CONTAMINATION FOUND INSIDE BACK SHELL. INTERNAL LEAKAGE MEASURED ON THE CONNECTOR BETWEEN PINS A AND B CAUSING ON-OFF SIMULTASep 6, 2006 · Bell 412EP · Fuel System WiringSDR CA060728001Check Valve · jammed(CAN) UPON FIRST GROUND RUN OF M412 DURING MANUFACTURING FTP`S (WITHOUT M/R BLADES INSTALLED), A NOISE (BANG) WAS HEARD TWICE AND HYDR PRESSURE RAISED TO +1300 PSI ON THE GAGE. PILOT SHUTDOWN THE HYDR SYSTEM AND ABORTED GROUND RUN FOR INVESTIGATION. FURTHER IJul 11, 2006 · Bell 412EP · Hydraulic System, MainSDR 2006FA0000679Chip Detector · contaminatedAC EXPERIENCED NR 1 ENG CHIP LIGHT. MASTER CAUTION WAS EXTINGUISHED, LIGHT WENT OUT. ABOUT 2 SECONDS LATER LIGHT CAME BACK ON WITH MASTER CAUTION, WAS AGAIN EXTINGUISHED, WENT OUT THEN CAME BACK ON. PILOT ELECTED RETURN TO BASE. AFTER LIGHT CAME ON AGAIN FJun 26, 2006 · N413EV · Bell 412EP · Turbine Engine Accessory DriveSDR EGI2006F00000Line · leakingOIL WAS DISCOVERED LEAKING FROM BELLY OF AC AFT OF AFT CROSSTUBE. INVESTIGATION REVEALED THAT TRANSMISSION PRESSURE OIL LINE TO OIL COOLER HAD CHAFED AGAINST OIL COOLER DRAIN LINE CAUSING A HOLE TO BE CHAFED INTO PRESSURE LINE. OIL COOLER DRAIN LINE IS A STAApr 11, 2006 · N413EV · Bell 412EP · Main Rotor GearboxSDR ALGA108111Torque Tube · leakingDURING CALIBRATION OF UNIT,FOUND FUEL LEAKING FROM AIR CIRCUIT. PART FAILED 1000PSI LEAK TEST IAW CMM. REPLACED PART WITH SERVICEABLE PART.Feb 14, 2006 · Bell 412EP · Fuel Control/Turbine EnginesSDR CA060116009Panel · mismanufacturedMFG WAS ADVISED BY A SUPPLIER THAT PANELS WERE PROCESSED UNDER A DIFFERENT CURE CYCLE THAN THE ONE PRESCRIBED BY THE MFG PROCESS SPECIFICATION.Jan 13, 2006 · Bell 412EP · Rotorcraft Tail BoomSDR CA060116008Panel · mismanufacturedMFG WAS ADVISED BY A SUPPLIER THAT PANELS WERE PROCESSED UNDER A DIFFERENT CURE CYCLE THAN THE ONE PRESCRIBED BY THE MFG PROCESS SPECIFICATION.Jan 13, 2006 · Bell 412EP · Rotorcraft Tail BoomSDR CA051101002Sun Gear · mismanufactured(CAN) 412 MAIN TRNASMISSION SUN GEAR 205-040-229-003 MANUFACTURED WITH WRONG TYPE MATERIAL.Oct 29, 2005 · Bell 412EP · Main Rotor GearboxSDR CA050927001Packing · failed(CAN) DURING FTP'S, MS28775-212 PACKING FAILED CAUSING LOSS OF HYDRAULIC FLUID FROM ACCUMULATOR ASSY, 212-076-007-003.Sep 22, 2005 · Bell 412EP · Hydraulic Accumulator, AuxiliarySDR ALGA104481Mast · corrodedFIRST TIME DISASSEMBLY; EXCESSIVE CORROSION PITTING AT AND DEBONDING OF ADAPTER SLEEVE. / INSTALLED NEW MAST POLE BY O/H SHOPJul 8, 2005 · Bell 412EP · Main Rotor Mast/SwashplateSDR CA050527030Compressor · seizedDURING CRUISE, ENGINE TURBINE TEMPERATURE STEADILY INCREASED ACCOMPANIED BY A DECEASE IN COMPRESSOR SPEED. THE CREW SHUT THE ENGINE DOWN IN-FLIGHT AND THE AIRCRAFT WAS DIVERTED. SUBSEQUENT INSPECTION EVIDENCED COMPRESSOR SEIZURE. P&WC WILL INVESTIGATE THE IMay 11, 2005 · Bell 412EP · Turbine Engine Compressor SectionSDR EGRR100766Starter Gen · inoperativeTHE NR 2 STARTER GENERATOR FAILED AFTER 317.8 HOURS (TSO). FOUND BRUSHES BADLY WORN, MISSING AND SMALL PIECES OF BRUSH MATERIAL WERE FOUND UNDER THE STARTER GENERATOR ON AIRCRAFT. REPLACED STARTER GENERATOR WITH OVERHAULED UNIT, ADJUSTED AND OPS CHECKED OK.May 5, 2005 · N412PP · Bell 412EP · Starter-GeneratorSDR 2005FA0000413Blade · vibrationON FIRST GROUND RUN, AFTER APPROX 24 HOURS OF HARD RAIN, THE HELICOPTER DEVELOPED A SEVERE VIBRATION. THE VIBRATION WAS TRACED TO A TAIL ROTOR BLADE. SUSPECT BLADE COLLECTED THE RAIN WATER. THE BLADE WAS SCRAPPED IAW THE MM. (K)Jan 11, 2005 · N304FD · Bell 412EP · Tail Rotor BladesSDR 21200003EAIBearing · failedDURING FIRST GROUND RUN AFTER INSTALLATION OF AIRCOM CABIN AIR CONDITIONING SYSTEM (P/N 412AC-106-2 - STC SR00066DE) A MECHANIC INSPECTING THE SYSTEM NOTICED THE IDLER PULLY ON P/N 412AC-3036-1 SHAFT ASSEMBLY WAS NO LONGER IN ALIGNMENT WITH THE MAIN DRIVE PULLSep 23, 2004 · Bell 412EP · Cabin Cooling SystemSDR ALGA094364Mast · corrodedFOUND MAST ASSY. CORRODED IN AREA WHERE BEARING IS SEATED AND INSIDE VALLEY AREA ABOVE BEARING SEAT. CORROSION PITTING BEYOND 412 BHT CR&O LIMITS. SCRAPPED MAST.May 4, 2004 · Bell 412EP · Main Rotor Mast/SwashplateSDR ALGA094362Nut · corrodedFOUND MAST NUT CORRODED ON THREADED AREA AND ON LOWER SURFACE OF NUT. MAST PIPE PN:412-040-101-129 ALSO CORRODED.May 4, 2004 · Bell 412EP · Main Rotor Mast/SwashplateSDR CA031210008Connector · cracked(CAN) DIAPHRAGM BROKEN AND LEAKING AROUND PINS ON ELECTRICAL HARNESS.Dec 10, 2003 · Bell 412EP · Engine Fuel System WiringSDR CA031128006Plenum · contaminated(CAN) WATER ENTERED IN PLENUM CHAMBER OF CABIN AIR INTAKE OVERFLOWED ONTO CEILING INSULATION CAUSING ELECTRICAL ARCING.Nov 28, 2003 · Bell 412EP · Air Distribution SystemSDR ALGA087771Blade · peelingPAINT PEELING AND NO HIGH VIZ PAINT. HAS WATER COMING FROM LEADING EDGE AT BLADE ROOT AS MARKED. ORIGINAL BLADE RECEIVED WITH NEW AIRCRAFT SN 36318. WARRANTY REPAIR AND RETURN REQUESTED.Jun 20, 2003 · N7022F · Bell 412EP · Main Rotor BladesSDR ALGA088227Indicator · malfunctionedPILOTS ALTIMETER DOES NOT COMFORM WITH DIGITAL READ OUT. DMR #719722 RO #38175Jun 5, 2003 · N5NBDZ · Bell 412EP · Altimeter, Barometric/EncoderSDR ALGA084829Actuator · defectiveLINEAR STEP ACTUATOR WILL NOT ACTIVATE.Feb 26, 2003 · Bell 412EP · Entrance StairsSDR ALGA084828Actuator · defectiveSTEP LINEAR ACTUATOR STUCK IN EXTEND POSITION. REQUEST WARRANTY REPAIR.Feb 26, 2003 · N5NBDZ · Bell 412EP · Entrance StairsSDR HEEA084714Knob · looseLOOSE KNOB. FOUND PHOTOCELL LENS AND 25K PULL KNOB BAD. ALSO FOUND OUTER KNOB SET SCREWS LOOSE AND OUTER KNOB SHAFT RETAINING RING CAME OFF. REPLACED PHOTOCELL LENS AND 25K PULL KNOB. REPAIRED. BENCH CHECK GOOD.Feb 17, 2003 · N412PH · Bell 412EP · Visual Omnirange (VOR) SystemSDR HEEA084644Receiver · erraticVOR SYSTEM YELLOW NEEDLE ERRATIC. SENT TO HONEYWELL, KANSAS FOR INSPECTION AND REPAIR.Feb 14, 2003 · N412PH · Bell 412EP · Visual Omnirange (VOR) SystemSDR HEEA084570Blade · out of balanceMAIN ROTOR BLADE NEEDS TO BE REBALANCED ACCORDING TO SPECS.Feb 14, 2003 · N412PH · Bell 412EP · Main Rotor BladesSDR HEEA084566Blade · damagedMAIN ROTOR BLADE OUTBOARD LEADING EDGE ABRASION STRIP HAS SEVERAL EROSION HOLES. ALSO NEEDS TO BE REBALANCED. SENT TO ROTOR BLADES, INC. FOR WARRANTY REPAIR.Feb 14, 2003 · N412PH · Bell 412EP · Main Rotor BladesSDR HEEA084565Blade · out of balanceMAIN ROTOR BLADE NEEDS TO BE REBALANCED ACCORDING TO SPECS.Feb 14, 2003 · N412PH · Bell 412EP · Main Rotor BladesSDR HEEA084554Blade · out of balanceMAIN ROTOR BLADE NEEDS TO BE BALANCED ACCORDING TO SPECS.Feb 14, 2003 · N412PH · Bell 412EP · Main Rotor Blades
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