Bell 412

Service difficulty reports · 4,516

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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 EOPA012811397ALBulkhead · crackedFOUND .5 IN CRACK IN BULKHEAD ASSY LOCATED AT APPROX STA 185 IN TAILBOOM. CRACK WAS IN THE CTR RT PORTION OF THE FRAME.Jan 28, 2011 · N397AL · Bell 412 · Rotorcraft Tail BoomSDR ALGA1081051001988Impeller · crackedOIL COOLER BLOWER HAS A CRACKED IMPELLER.Dec 8, 2010 · N418EH · Bell 412 · Engine Oil CoolerSDR CA101209009Bushing · damaged(CAN) STIFF THROTTLE REPORTED. WHEN TAKEN APART WE HAVE FOUND DAMAGE TO THE BEARING SURFACE OF THE FLEX COUPLINGS FROM SAND. ALSO DAMAGE TO COLLECTIVE ELBOW BUSHING FROM SPAWLING METAL OF THE FLEX SHAFT ON THE #2 THROTTLE. THERE IS NO PROTECTION IN THIS AREA FDec 6, 2010 · Bell 412 · Main Rotor ControlSDR QMLDMR0255Mount · crackedCRACK IN OIL COOLER MOUNT FRAME, BRACKET AND DOUBLER THAT HAD BEEN PREVIOUSLY INSTALLED.Dec 2, 2010 · N405LN · Bell 412 · Fuselage Main, Attach FittingsSDR QMLDMR0254Skin · crackedCRACK IN TAIL BOOM SKIN AND DOUBLER AT RT TAIL ROTOR FLOOD LIGHT. TAIL ROTOR FLOOD LIGHTS WERE INSTALLED ON FAA FORM 337, DATED 6 APRIL 1988.Oct 26, 2010 · N405LN · Bell 412 · Rotorcraft Tail BoomSDR QMLDMR0253Bulkhead · crackedTAILBOOM BULKHEAD AT BOOM STA 164.23 CRACKED AT LOWER RT STR, LOWER RT LONGERON (2), LOWER LT LONGERON (2)AND UPPER LT LONGERON.Oct 22, 2010 · N405LN · Bell 412 · Rotorcraft Tail BoomSDR QMLDMR0252Rib · crackedTAILBOOM RIB AT BOOM STA 138 CRACKED 1.05" AT TOP.Oct 22, 2010 · N405LN · Bell 412 · Rotorcraft Tail BoomSDR QMLDMR0251Bulkhead · crackedTAILBOOM BULKHEAD AT BOOM STA 122.33 CRACKED AT INTERSECTIONS OF RT STRINGERS (2) AND LT LOWER LONGERON.Oct 22, 2010 · N405LN · Bell 412 · Rotorcraft Tail BoomSDR YTRAN293CA4Float · bentTHE ACFT WAS IN FOR THE FIRST ROUTINE SCHEDULED 24 MONTH ACTIVATION/ INSP REQUIRED FOR THE OEM EMERGENCY FLOATATION KIT THAT IS INSTALLED IN CONJUNCTION WITH STC’D MID BAG WITH LIFE RAFT FLOAT KIT. THE STC’D FLOAT STEP KIT WAS INSTALLED 24 MONTHS AGO DUE TO TOct 15, 2010 · N293CA · Bell 412 · Emergency Flotation SectionSDR YTRAN293CAJZ3Float · malfunctionedTHE AIRCRAFT WAS IN FOR THE FIRST 24 MONTH ACTIVATION/ INSPECTION. THE KIT WAS INSTALLED NEW 24 MONTHS AGO AND ONE OF THE PREREQUISITES FOR INSTALLATION OF THE STC'D KIT IS REMOVING THE OEM STEPS AND INSTALLING THE STC'D OPTIONAL STEPS. OUR COMPANY ELECTED TOct 15, 2010 · N293CA · Bell 412 · Emergency Flotation SectionSDR YTRAN293CAJZ2Float · bindingTHE ACFT WAS IN FOR THE FIRST 24 MONTH ACTIVATION/ INSP. THE KIT WAS INSTALLED NEW 24 MONTHS AGO AND 1 OF THE PREREQUISITES FOR INSTALLATION OF THE STC'D KIT IS REMOVING THE OEM STEPS AND INSTALLING THE STC'D OPTIONAL STEPS. OUR COMPANY ELECTED TO INSTALL THOct 15, 2010 · N293CA · Bell 412 · Emergency Flotation SectionSDR YTRAN293CAJZ1Cable · brokenTHE ACFT IS EQUIPPED WITH STC'D EMERGENCY FLOAT BAGS WITH LIFE RAFT. THE EMERGENCY RAFT PULL CABLE TO ACTIVATE THE RAFT FAILED COMPLETELY DURING THE INITIAL 24 MONTH ROUNTINE INSP. THE CABLE IS MADE FROM INFERIOR NON-AVIATION GRADE MATERIALS AND THIS FAILUREOct 15, 2010 · N293CA · Bell 412 · Emergency Flotation SectionSDR ALGA2010F00206Control Cable · bindingON APPROCH, THE COLLECTIVE STUCK AT APPROX 50 PERCENT TORQUE. PILOT WAS ABLE TO FORCE COLLECTIVE TO BREAK IT FREE. PROBLEM WAS CAUSED BT A N2 CONTROL CABLE SEIZEING UP CAUSING THE SHEAR RIVET TO SHEAR.Sep 3, 2010 · N397AL · Bell 412 · Main Rotor ControlSDR CA100602001Line · crackedWHILE ON A TRAINING MISSION, THE PILOT EXPERIENCED LOSS OF NR 1 HYD SYS PRESSURE. THE ACFT RETURNED TO BASE AND LANDED WITHOUT INCIDENT. MX DISCOVERED A CRACKED RIGID HYD LINE, BETWEEN THE CUTOFF BLOCK AND THE 3 WAY SHUTOFF VALVE. CRACK DEVELOPED UNDER A SWMay 31, 2010 · Bell 412 · Hydraulic System, MainSDR QMLR10082009Hose · mismanufacturedRECEIVED FROM INVENTORY NEW HOSE ASSY AND ATTEMPTED TO INSTALL. HOSE HAS A STRAIGHT NR 10 CONNECTION ON ONE END AND A 90 DEG. NR 10 ON THE OTHER END. HOSE WOULD NOT FIT WITH THIS CONFIGURATION. REVIEW OF MM, IPB AND SPEAKING WITH MANUFACTURER PRODUCT SUPPOROct 8, 2009 · Bell 412 · Hoses and TubesSDR P4YA2009051500001Angle · crackedDURING THE DAILY INSP IT WAS NOTED THAT THE UPPER LT CAP ANGLE HAS A CRACK IN THE VERTICAL LEG AT THE FWD END OF THE TAILBOOM ATTACH FITTING PN 212-030-159-001. IAW AD2000-18-09 AND ASB 412-00-100 THE CAP ANGLE MUST BE REPLACED BEFORE FURTHER FLIGHT.May 15, 2009 · N22608 · Bell 412 · Rotorcraft Tail BoomSDR CA090812006Bearing Race · mismanufactured(CAN) NEW INNER RACE NOT MANUFACTURED TO BHL STANDARDS. INNER RACE NOT MACHINED TO CORRECT FINAL DIMENSTIONS . PART RETURNED TOI OEM. PART NUMBER 412-010-414-103. (TC# 20090812006)Apr 20, 2009 · Bell 412 · Main Rotor HeadSDR CA090408007O-Ring · pinched(CAN) DURING CLIMB, THE PILOT NOTED A FUEL SMELL AND THE WING-MAN REPORTED SMOKE. AN EMERGENCY DESCENT WAS INITIATED TO THE POINT OF ORIGIN, APPROX. 3 NM AWAY. AFTER LANDING, THE ENGINE WAS IMMEDIATELLY SHUTDOWN AS FUEL WAS LEAKING ON THE GROUND. GROUND INSP FMar 29, 2009 · Bell 412 · Fuel Controlling SystemSDR QML2008F00018Line · leakingRECEIVED A MASTER CAUTION LIGHT WITH AN ASSOCIATED HYD CAUTION LIGHT. NR 2 HYD PRESSURE GAUGE INDICATED 0 PRESSURE. REFERRED TO CHECKLIST AND MANEUVERED ACFT FOR LANDING. AFTER COMPLETING ALL IMMEDIATE ACTION AND CHECKLIST STEPS, WEATHER, TERRAIN AND DISTANCOct 4, 2008 · N405LN · Bell 412 · Hydraulic System, MainSDR CA080924004Support · cracked(CAN) TAIL ROTOR SERVO SUPPORT FOUND CRACKED NEAR UPPER ATTACHMENT FLANGES.Sep 24, 2008 · Bell 412 · Rotorcraft Tail BoomSDR CA080924003Support · cracked(CAN) CRACKS FOUND IN SUPPORT CASTING NEAR UPPER ATTACHMENT TO AIRFRAME.Sep 24, 2008 · Bell 412 · Rotorcraft Tail BoomSDR CA080924002Support · cracked(CAN) CRACKS FOUND IN SUPPORT CASTING NEAR UPPER ATTACHMENT TO AIRFRAME.Sep 24, 2008 · Bell 412 · Rotorcraft Tail BoomSDR CA080611003Vent Line · chafed(CAN) FOUND RT FUEL VENT LINE P/N 412-061-634-105 HAS RUB MARK AT WL 41. LENGTH 0.700X0.100. LOCATION: RT DOOR POST PANEL. CUT MADE WITH SHARP EDGE OF BOTTOM FOOT DOOR.Jun 6, 2008 · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA119824O-Ring · leakingAT ABOUT 5 MINUTES FROM LANDING A STRONG FUEL SMELL ENTERED THE CABIN. NO ABNORMAL INDICATIONS. LANDED AT THE TRAUMA CENTER AND SHUT DOWN. FOUND SMALL PUDDLE OF FUEL ON GROUND. MECHANIC FOUND A LEAKY FUEL MANIFOLD ON NR 1 ENGINE AT THE NR 8 FUEL NOZZLE POSMay 30, 2008 · N412UM · Bell 412 · Engine Fuel DistributionSDR CA080409006Blades · failedON APPROACH, THE CREW NOTED ENGINE TEMP AT APPROX 900 DEGREES FOLLOWED BY SOME NOISES. THE ENGINE WAS SHUTDOWN AND THE AIRCRAFT LANDED. INITIAL INVESTIGATION REVEALED LOSS OF COMPRESSOR TURBINE BLADE MATERIAL AND SHROUD SEGMENT MATERIAL, THE ENGINE WAS SENT Mar 30, 2008 · Bell 412 · Turbine Engine Compressor SectionSDR CA080116015Turbine Blades · fractured(CAN) DURING HOVER THE CREW NOTED VIBRATION FOLLOWED BY CHIP DETECTOR LIGHT ILLUMINATION AND LOSS OF POWER. POST FLIGHT INSPECTION REVEALED FRACTURED POWER TURBINE BLADES AND ASSOCIATED DAMAGE. IT WAS REPORTED THAT THE PILOT HAD DIFFICULTY STARTING THE ENGINE Jan 4, 2008 · Bell 412 · Turbine SectionSDR 2007FA0001098Attach Fitting · gougedDURING INSPECTION FOR BHT ASB-412-07-127 (CYCLIC STICK BEARING INSPECTION) IT WAS FOUND THAT THE LATERAL CONTROL TUBE PN 412-001-307-101 FIXED (OB) CLEVIS PN 212-001-059-001 OR -103 HAD GOUGED THE CYCLIC LEVER ASSEMBLY BEYOND REPAIRABLE LIMITS AND THE BEARING Dec 19, 2007 · N107X · Bell 412 · Main Rotor ControlSDR CA071205007Engine · making metal(CAN) CREW HEARD A METALLIC BANG FROM THE ENGINE AREA, FOLLOWED BY CAUTION LIGHTS. ENGINE WAS SHUTDOWN AND AIRCRAFT LANDED. SUBSEQUENT INITIAL INSPECTION REVEALED DEBRIS ON THE OIL FILTER. ENGINE IS BEING REMOVED FOR INVESTIGATION. P&WC WILL CONTINUE INVESTIGANov 30, 2007 · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA117034Transmitter · malfunctionedDURING CRUISE FLIGHT, NR 2 FUEL PRESSURE INDICATOR MAXED OUT AT 50 PSI INDICATED. MAINTENANCE REPLACED FUEL PRESSURE TRANSMITTER.Aug 23, 2007 · N142PH · Bell 412 · Fuel Pressure IndicatorSDR AOC0701Bearing · damagedDURING A PREFLIGHT INSPECTION OF THE SUBJECT AIRCRAFT, A PITCH CHANGE LINK BEARING (ATTACHED TO THE DRIVER END) APPEARED TO BE WORN. THE PILOT ATTEMPTED TO MOVE THE DRIVER TO CHECK FOR WEAR BUT THE BEARING, BOLT AND DRIVER WERE TIGHT. THE PILOT THEN OBSERVED TAug 16, 2007 · N31893 · Bell 412 · Main Rotor BladesSDR HEEA116166Bearing · failedIN CRUISE FLIGHT THE AIRCRAFT EXPERIENCED A RHYTHMIC BUT INTERMITTENT VIBRATION. MAINTENANCE FOUND ONE OIL COOLER BLOWER TO HAVE BAD BEARINGS AND CHIPPED BLADES. REPLACED OIL COOLER BLOWER.Jul 1, 2007 · N412SM · Bell 412 · Engine Oil CoolerSDR CA070914007Turbine Blades · fractured(CAN) THE ENGINE COULD NOT BE RELIGHT IN FLIGHT FOLLOWING A SIMULATED ENGINE-OUT TRAINING EXERCISE. SUBSEQUENT INSPECTION REVEALED FRACTURED TURBINE BLADES. MFG WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.Jun 22, 2007 · Bell 412 · Turbine SectionSDR HEEA114010Window · crackedPARAMEDIC NOTICED CRACK IN UPPER WINDOW COPILOTS DOOR. WHEN ATTEMPTING TO SECURE THE WINDOW WITH TAPE, WINDOW FELL OUT. MAINTENANCE REPLACED WINDOW.Feb 5, 2007 · N3893N · Bell 412 · Door WindowsSDR HEEA113326Relay · unknownDURING CRUISE CHECK, THE HYDRAULIC PRESSURE ON THE NR 1 SIDE FELL TO 0. FUEL PRESSURE AND OIL PRESSURE ON NR 2 SIDE PEGGED OUT. RETURNED TO DEPARTURE.Dec 20, 2006 · N21498 · Bell 412 · Electrical Power SystemSDR HEEA111800Tube · leakingNR 1 HYDRAULIC PRESSURE WENT TO ZERO. MASTER CAUTION LIGHT, NR1 HYDRAULIC SEGMENT LIGHT ILLUMINATED. FOUND A PIN HOLE IN TUBE. REPLACED TUBE.Oct 30, 2006 · N2149S · Bell 412 · Hydraulic System, MainSDR HEEA111182Indicator · odorENROUTE, STRONG ODOR STARTED. SUSPECTED RADAR, TURNED OFF RADAR AND THE ODOR DISSAPATED. MAINTENANCE REPLACED RADAR RT INDICATOR AND ANTENNA.Sep 14, 2006 · N1202T · Bell 412 · Weather Radar SystemSDR CA060913005Support · obstructed(CAN) SUPPORT 212-030-041-233 FOULS WITH TRANSMISSON OIL LINE 212-040-229-001. (TC NR 20060913005)Sep 11, 2006 · Bell 412 · Engine Oil CoolerSDR HEEA110762Diode · failedNR 1 DC SYSTEM FAILED IN FLIGHT. MAINTENANCE REPLACED 4 EACH DIODES IN THE ESSENTIAL BUSS.Aug 11, 2006 · N412UM · Bell 412 · Electrical Power System WiringSDR CA060814002Spindle · debonded(CAN) ON A MAIN ROTOR HUB ASSY 2500 HOUR INSPECTION THE RED BLADE SPINDLE ASSY WAS FOUND WITH DAMPER BEARING DEBONDED. (TC NR 20060814002)Jul 17, 2006 · Bell 412 · Main Rotor HeadSDR CA060731010Engine · making metal(CAN) THE ENGINE WAS REPORTED TO LOSE POWER IN HOVER ACCOMPANIED BY A CHIP DETECTOR INDICATION. SUBSEQUENT INSPECTION REVEALLED LOSS OF DRIVE TO THE ACCESSORY GEARBOX. MFG WILL MONITOR INVESTIGATION AND ADVISE OF ROOT CAUSE ONCE DETERMINED. (TC NR 2006073101Jul 5, 2006 · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA109132Connector · dirtyWHILE CIRCLING TO LAND AT UMST, THE MASTER CAUTION AND HYDRAULIC LIGHT ILLUMINATED. NR 1 AND NR 2 PRESSURE AND TEMP WERE WITHIN LIMITS. EMERGENCY CHECKLIST USED AND PILOT DIVERTED TO MARTIN STATE AIRPORT. MAINTENANCE CLEANED CANNON PLUG CONNECTORS TO THE NRMay 6, 2006 · N413UM · Bell 412 · Hydraulic Indicating SystemSDR CZM2006F00000Warning Light · making metalON APPROACH, THE PLANETARY CHIP LIGHT ON THE CAUTION PANEL ILLUMINATED. AC LANDED AND SHUTDOWN WITHOUT INCIDENT. MECHANIC WAS DISPATCHED TO THE HOSPITAL. ON INSPECTION, A SMALL SILVER OF METAL WAS FOUND ON THE PLUG WITH NO OTHER METAL NOTED. PLUG WAS CLEANMar 8, 2006 · N412BE · Bell 412 · Main Rotor Drive SystemSDR HEEA108172Wire · chafedC-BOX OIL PRESSURE WENT TO ZERO. NO OTHER INDICATIONS. RETURNED TO MCY. CIRCUIT BREAKER POPPED AND WOULD NOT RESET. MAINTENANCE REPLACED CHAFED WIRES AT THE TOP OF THE WINDSHIELD CENTER POST AREA.Feb 22, 2006 · N108X · Bell 412 · Main Rotor Drive System WiringSDR HEEA108173Blower · failedAFTER COMPLETION OF THE BEFORE LANDING CHECK LIST NOTICED NR 2 ENGINE OIL TEMPERATURE AT 135 FT - 140 FT. MAINTENANCE FOUND THE NR 2 OIL COOLER BLOWER FAILED. REPLACED BLOWER.Feb 18, 2006 · N142PH · Bell 412 · Engine Oil CoolerSDR CA060129008Fuel Control · faulty(CAN) DURING FLIGHT, THE ENGINE LOST POWER FOLLOWED BY (ENGINE OUT) AND (LOW ROTOR SPEED) WARNING ANNUNCIATIONS. A SINGLE-ENGINE UNSCHEDULED LANDING WAS CARRIED OUT. SUBESQUENT INSPECTION REVEALLED A FAULTY AUTOMATIC FUEL CONTROL UNIT. MFG WILL INVESTIGATE TJan 10, 2006 · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA107687Window · departedDURING DESCENT, THE FORWARD WINDOW IN THE RIGHT HAND CARGO DOOR DEPARTED THE AIRCRAFT. NO DAMAGE TO THE AIRCRAFT. MAINTENANCE REPLACED THE WINDOW.Dec 27, 2005 · N800Y · Bell 412 · Door WindowsSDR HEEA107419Starter Gen · failedNR 2 GENERATOR FAILED IN FLIGHT. REPLACED NR 2 STARTER GENERATOR.Dec 13, 2005 · N2261D · Bell 412 · Starter-GeneratorSDR AU510001984Nut · crackedFUEL SYSTEM HOSE ASSEMBLY NUT CRACKED ON FLARE FITTING. FUEL LEAKING.Dec 12, 2005 · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA107309Indicator · unknownEN ROUTE TO VHPW, ENGINE OUT LIGHT CAME ON FOR NUMBER 2 ENGINE. PARTICLE SEPARATOR FOR NR 2 CAME ON AND N1 GAUGE FOR NR 2 WENT TO ZERO. ITT AND N2 WAS NORMAL. RETURNED TO EZF AND CONTACTED MAINTENANCE.Nov 29, 2005 · N3893N · Bell 412 · Engine Indicating SystemSDR YTRR106607Bearing · wornBEARING WORN. REPLACED ROD-END BEARING ASSEMBLY.Nov 4, 2005 · N4125C · Bell 412 · Main Rotor Control
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