Bell 407

Service difficulty reports · 6,813

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 = '407'
  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 CA110324001Adapter · cracked(CAN) DURING THE O/H OF A MAIN ROTOR HEAD, ALL FOUR ADAPTERS WERE FOUND CRACKED DURING NDI INSPECTION.Mar 24, 2011 · Bell 407 · Main Rotor HeadSDR ALGA32411BT783Drive Shaft · corrodedPITTING CORROSION BEYOND MAX ALLOWABLE LIMITS.Mar 24, 2011 · Bell 407 · Tail Rotor Drive ShaftSDR QMLA2011032211037Exciter · detachedDURING THE PREFLIGHT PHASE THE PILOT NOTICED THE IGNITION EXCITER BOX WAS NOT ATTACHED FIRMLY TO THE ACCESSORY GEAR BOX.Mar 22, 2011 · N407UH · Bell 407 · ExciterSDR QMLA2011031711034Support · crackedTHE MECHANIC FOUND A CRACK WHILE PERFORMING AN AIRWORTHINESS INSP ON THE LT UPPER TAILBOOM TO HORIZ STABILIZER SUPPORT IN THE BEND RADIUS INTENDING TO OTBD EDGE FWD OF THE FIRST SCREW. NO HIDDEN DAMAGE WAS FOUND ON THE TAILBOOM UPON REMOVAL OF THE SUPPORT. TMar 17, 2011 · N911KX · Bell 407 · Rotorcraft Tail BoomSDR 2011FA0000180Control Cable · severedAFTER LANDING DURING EMS MISSION, PILOT REPORTED ACFT WAS UNABLE TO SHUTDOWN WITH TWIST GRIP ON COLLECTIVE. MX ARRIVED, CONFIRMED LINKAGES CONNECTED CORRECTLY TO BOTH ENDS-AFTER REMOVAL, FLAT WIRE THAT MOVES INSIDE THE HSG WAS FOUND SEVERED ABOUT 4 FT AFT FROMar 17, 2011 · N407CH · Bell 407 · Power LeverSDR ALGAR316115283Crosstube · corrodedCORROSION BEYOND LIMITS ON CROSSTUBE.Mar 16, 2011 · N617AL · Bell 407 · Main Landing GearSDR HEEA130600Bearing · spalledENGINE REMOVED FOR HIGH CYCLED WHEELS. NR 5 BEARING EXHIBITED SPALLING AT OUTER RACE SPLIT. INSTALLED NEW BEARING.Mar 15, 2011 · N410PH · Bell 407 · Turbine SectionSDR HEEA130599Bearing · spalledENGINE WAS REMOVED DUE TO CYCLED WHEELS. NR 5 BEARING EXHIBITED SPALLING AT OUTER RACE SPLIT. INSTALLED NEW BEARING.Mar 15, 2011 · N402PH · Bell 407 · Turbine SectionSDR ALGA030611607ALBlade · crackedDURING DAILY SERVICE CHECK FOUND CRACKED L/E ON ORANGE MAIN ROTOR BLADE.Mar 6, 2011 · N607AL · Bell 407 · Main Rotor BladesSDR QMLA2011030111031Unknown · odorUPON TAKEOFF, PILOT AND FLIGHT NURSE DETECTED PRESENCE OF FUMES IN THE ACFT. ABORTED TAKEOFF AND SPENT A FEW MOMENTS TRYING TO ASCERTAIN THE SOURCE. THE UNPLEASANT ODOR HAD DISAPPATED AND A SOURCE COULD NOT BE FOUND. RECALLED THAT THE DAY PILOT MENTIONED THMar 1, 2011 · N404LL · Bell 407 · Heating SystemSDR HEEA130284Fadec · false activationWHILE IN CRUISE FLIGHT RETURNING TO BASE, 122 KIAS, 84.6 TQ, THE FADEC FAIL WARNING HORN AND LIGHT CAME ON ALONG WITH NO AUTO-START AND ONE OTHER LIGHT. THE ROTOR DROOPED TO ABOUT 94 BEFORE IDENTIFIED AS A TRUE FADEC FAIL TO MANUAL AND ADJUSTED COLLECTIVE TO Feb 23, 2011 · N721PH · Bell 407 · Central WarningSDR QMLA2011021811026Blower Motor · bindingAIRCRAFT WAS IN ROUTE TO A HOSPITAL. WITHIN 10 MINUTES OF FLIGHT, SMOKE WAS COMING OUT OF THE FWD AIR CONDITIONER VENT. PIC EXECUTED A PRECAUTIONARY LANDING WITHOUT ANY PROBLEMS. FOUND THAT THE FWD RT AIR CONDITIONER BLOWER MOTOR PN ES61060-2 HAD FAILED, CAFeb 18, 2011 · N408GA · Bell 407 · Air Distribution FanSDR CA110211005Window · separatedRIGHT REAR EMERGENCY EXIT WINDOW BLEW OUT AND CONTACTED THE TAIL ROTOR. ON DESCENT, PILOT HEARD WHAT SOUNDED LIKE A WINDOW OPEN. AS HE LOOKED BACK OVER HIS SHOULDER, SAW THE RT REAR EMERGENCY EXIT WINDOW BLOW OUT. LANDED AND INSPECTED THE ACFT. AFTER CLFeb 9, 2011 · Bell 407 · Passenger Compartment WindowsSDR ALGAR291144029Mount · crackedUPON DISASSEMBLY OF COMPRESSOR FOR 2000 HR INSP, FOUND CRACKING OF FWD FLANGE AT BOLT HOLES.Feb 9, 2011 · N447AL · Bell 407 · Engine Mount SectionSDR EOPA020811407ALFloor Panel · delaminatedFLOOR DELAMINATION REQUIRING MAJOR REPAIR.Feb 8, 2011 · N407AL · Bell 407 · Fuselage Floor PanelSDR EOPA020711407ALFrame · cracked1.5 INCH CRACK IN THE FRAME AT STATION 231.5.Feb 7, 2011 · N407AL · Bell 407 · Fuselage Main, FrameSDR HEEA130138Seal · not seatedTRANSMISSION LOW OIL PRESSURE LIGHT ILLUMINATED. FOUND FREE WHEELING UNIT AFT CAP SEAL UNSEATED.Feb 1, 2011 · N422PH · Bell 407 · Engine/Transmission CouplingSDR CA110208020Elt · malfunctionedWHEN SWITCHED TO THE ARM POSITION, ELT IS ACTIVATED. SENT TO REPAIR FACILITY.Jan 31, 2011 · Bell 407 · Emergency Locator BeaconSDR CA110211009Release Cable · brokenWHILE APPROACHING HAD AN UNCOMMAND RELEASE OF THE CARGO HOOK. INVESTIGATION REVEALED THAT THE MANUAL RELEASE CABLE SHEATH HAD BROKEN ADJACENT TO THE SWAGE FITTING ON THE CARGO HOOK END. THE SHEATH BREAKING OFF NEAR THE SWAGED FITTING CHANGED THE RIGGING OF THEJan 30, 2011 · Bell 407 · Cargo CompartmentsSDR CA110211007Release Cable · brokenTHE PILOT TOOK OFF FROM STAGING WITH A LONG LINE ON CARGO HOOK WHILE IN CRUISE AN UNCOMMAND HOOK RELEASED OCCURRED. AFTER OCCURENCE THE ENGINEER INVESTIGATED THE DEFECT AND FOUND THE MANUAL RELEASE CABLE SHEATH HAD BROKEN AJACENT TO THE SWAGE FITTING ON THE CJan 29, 2011 · Bell 407 · Cargo CompartmentsSDR ALGA012911457ALCone Seat · crackedDURING PREFLIGHT, MAIN ROTOR LOWER CONE SEAT WAS FOUND CRACKED.Jan 29, 2011 · N457AL · Bell 407 · Main Rotor HeadSDR ALGAR1271145515Mount · crackedFOUND CRACKING OF FWD FLANGE OF REAR SUPPORT.Jan 27, 2011 · N587AL · Bell 407 · Engine Mount SectionSDR CA110128007Bearing · delaminated(CAN) THE ENGINEER WAS TROUBLESHOOTING A VIBRATION WHEN IT WAS DISCOVERED, VISUALLY A DELAMINATION OF THE RUBBER COMPOUND OF THE SHEAR BEARING.Jan 26, 2011 · Bell 407 · Main Rotor HeadSDR CA110128004Handle · seized(CAN) PILOT REPORTED BEING UNABLE TO OPEN CREW DOOR FROM THE INTERIOR OF THE ACFT USING THE CREW DOOR HANDLE.Jan 25, 2011 · Bell 407 · Passenger/Crew DoorsSDR ALGA1191144766Mount · crackedCRACK OF FWD FLANGE THROUGH BOLT HOLES AND DOUBLER PLATE.Jan 19, 2011 · N727AL · Bell 407 · Engine Mount SectionSDR CA110225003Bearing · damaged(CAN) TRANSMISSION CHIP LIGHT EXPERIENCED IN FLIGHT, METAL FOUND ON TRANSMISION CHIP PLUGS. MAST ASSY REMOVED FOR INSPECTATION. MAST BEARING FOUND TO HAVE 1 UNSERVICEABLE BALL BEARING. NEW BEARING INSTALLED.Jan 14, 2011 · Bell 407 · Main Rotor Mast/SwashplateSDR QMLA2011011211006Blade · crackedDURING ROUTINE AIRWORTHINESS CHECK FOUND 2 CRACKS IN THE L/E OF ONE OF THE MAIN ROTOR BLADES.Jan 12, 2011 · N407UH · Bell 407 · Main Rotor BladesSDR QMLA201101061003Indicator · malfunctionedPILOT STATED TORQUE WENT TO 110.6 FOR (1) SECOND DURING START. CLEARED FAULT FROM GAUGE IAW MM CH 76, PROPULSION INSTRUMENT GUIDE AND EMC-35A MX GUIDE. NO FADEC FAULTS NOTED. COMPLIED WITH MM 71-14, 71-7, 71-8, TABLE 95-4 AND MM 72-00-00 PARA 1.B, PAGE 622. Jan 6, 2011 · N911KX · Bell 407 · Engine BMEP/Torque IndicatingSDR HEEA130015Bearing · spalledENGINE WAS REMOVED FOR A 2000 HR INSP AND A TURBINE O/H. NR 5 BRG EXHIBITED SPALLING ON OUTER RACE AT SPLIT. INSTALLED NEW NR 5 BEARING.Jan 1, 2011 · N430PH · Bell 407 · Turbine SectionSDR ALGA123010AFS1227Pinion Gear · crackedNUMEROUS CRACKS ON INNER SURFACE WHERE ROLLER SET RIDES.Dec 30, 2010 · N697AL · Bell 407 · Main Rotor GearboxSDR CA120907005Pinion Gear · cracked(CAN) CRACKS IN THE PINION GEAR WERE FOUND BY NDT DURING THE O/H OF THE MAIN TRANSMISSION. ASB 407-12-98 WAS RELEASED TO REQUIRE A 1-TIME INSPECTION OF THE PINION GEAR.Dec 28, 2010 · Bell 407 · Main Rotor GearboxSDR ALGA122810587ALBleed Air Sys · smokeIN CRUISE FLIGHT, FRONT SEAT PASSENGER ALERTED PILOT AN ODOR OF SOMETHING BURNING THEN SAW SMOKE BY HIS FEET (HEATER VENT AREA). PILOT TURNED OFF HEATER AND RETURNED TO BASE. ACFT EQUIPPED WITH ENGINE BLEED AIR HEATER. SUSPECTING AN ENGINE INTERNAL SEAL FAILDec 28, 2010 · N587AL · Bell 407 · Engine Bleed Air SystemSDR CA101217002Bearing · failed(CAN) ACFT WAS CLIMBING UP A SLOPE AND PREPARING TO SET UP AN APPROACH FOR LANDING ON TOP OF A RIDGE WHEN THE ENGINE APPEARED TO HAVE LOST POWER OR QUIT. THE PILOT LOWERED THE COLLECTIVE AND DESCENDED TO SET UP FOR LANDING, FLARED FOR LANDING AND LANDED HARD.Dec 15, 2010 · Bell 407 · Turbine Engine Compressor SectionSDR CA101217004Bearing · failed(CAN) THE PILOT WAS FLYING AND A ENGINE CHIP LIGHT OCCURRED. HE LANDED THE AIRCRAFT. THE ENGINEER PULLED THE CHIP DETECTORS AND FOUND FERROUS METAL. CLEANED PLUGS, DRAINED OIL, CLEANED GEARBOX OIL FILTER, AND REPLACED SCAVANGE OIL FILTER. COMPLETED ANOTHER GRDec 15, 2010 · Bell 407 · Turbine SectionSDR HEEA129893Bearing · spalledENGINE REMOVED DUE TO METAL IN OIL. NR5 BRG OUTER RACE AND BALLS ARE SPALLED, SEPERATOR IS WORN AND CRACKED. INSTALLED REPLACEMENT PARTS.Dec 7, 2010 · N406PH · Bell 407 · Turbine SectionSDR CA101206022Servo · binding(CAN) THIS ACTUATOR WAS RECEIVED FOR REPAIR WITH COMMENTS "BINDING DURING INPUT". A FUNCTIONAL TEST WAS CARRIED OUT. DUE TO WEAR IN THE INPUT LINKAGE BUSHINGS AND BOLTS, THE SERVO VALVE TRAVEL WAS LIMITED ENOUGH TO RESTRICT THE SPEED OF THE ACTUATOR. WEAR IN TDec 6, 2010 · Bell 407 · Hydraulic System, MainSDR 2010FA0001235Bearing · wornPILOT REPORTED M/R VIBRATION. FOUND BEARING WORN IN MAIN ROTOR HEAD.Dec 3, 2010 · N7160V · Bell 407 · Main Rotor HeadSDR HEEA129880Bearing · spalledENGINE REMOVED FOR TURBINE O/H. NR5 BRG EXHIBITED SPALLING ON OUTER RACE AND BALLS. REPLACED NR5 BRG.Nov 23, 2010 · N501PH · Bell 407 · Turbine SectionSDR EOPA110810N847ALFrame · cracked1.5 INCH CRACK IN THE FRAME LOCATED AT STATION 231.5.Nov 8, 2010 · N847AL · Bell 407 · Fuselage Main, FrameSDR QMLRMD7083Structure · damagedVERTICAL STABILIZER HAD A CREASE THAT WAS BEYOND MFG LIMITS.Nov 5, 2010 · N407LL · Bell 407 · Rotorcraft Tail BoomSDR ALGA102910888259Cap · crackedUPPER L/E CAP PN 206-020-113-173 OF VERTICAL FIN CRACKED.Oct 29, 2010 · N497AL · Bell 407 · Rotorcraft Tail BoomSDR CA101026003Blade · crackedDURING 600HR/6 MONTH INSP CRACKS WERE FOUND ON THE L/E EROSION STRIP ON 2 OF THE 4 BLADES. THE CRACKS STARTED AT THE L/E AND GO TOWARD THE T/E. ALL THE CRACKS ARE ON THE TOP OF THE BLADE AND OTBD OF BLADE STA 138.0. BLADES WERE REMOVED FROM SERVICE FOR REPAOct 8, 2010 · Bell 407 · Main Rotor BladesSDR HEEA129747Bearing · spalledENGINE REMOVED DUE TO METAL IN OIL. NR5 BEARING EXHIBITED SPALLING OF OUTER RACE, N1 COUPLING PN 23032345 IS OUT OF BALANCE, WASHER PN 6848996-3 IS WORN, CUP WASHER PN 6889319 HAD METAL FALLOUT AT SAFETY LOCATION. SCRAPPED PARTS AND REPLACED WITH NEW.Oct 5, 2010 · N433P · Bell 407 · Turbine SectionSDR CA100927009Bearing · debonded(CAN) WHEN AIRCRAFT CAME IN FOR A 300 HOUR AIRFRAME INSPECTION ONE OF THE SNAGS REPORTED WAS A BLACK STREAK UNDER THE BLUE TRIANGLE BLADE GRIP. THE PILOT ALSO REPORTED THAT THE SEEMED TO BE GETTING A MORE OF A LATERAL AND VERTICAL. THIS DEFECT DREW THE MAINTSep 23, 2010 · Bell 407 · Main Rotor HeadSDR ALGA4417591710Flange · crackedFOUND CRACKING OF FWD FLANGE BEYOND REPAIRABLE LIMITS.Sep 17, 2010 · N537AL · Bell 407 · Turbine Engine Compressor SectionSDR QMLRMD7081Seat Frame · chafedTHE 3 CREW SEAT BACK FRAMES EACH HAVE 2 CROSS TUBES EACH OF WHICH THE TUBE WALL THICKNESS HAS BEEN REDUCED BY ABRAISON AGAINST MATING ACFT STRUCTURE. EACH AREA OF ABRASION VAIRIES IN WIDTH FROM APPROX 2 TO 3 INCHES WIDE.Sep 16, 2010 · N407LL · Bell 407 · Flight Compartment EquipmentSDR QMLRMD7082Support Angle · damagedRT CHIN WINDOW FRAME HAS A DEEP CREASE ON THE INBD SIDE, THE DOUBLER FOR THE EXTERNAL POWER RECEPTACLE HAS 3 EA, PUNCTURES 0.050" BELOW THE PITOT TUBE, A DEEP CREASE WHERE THE WINDOW MOUNTS, THE SUPPORT ANGLE ON THE INSIDE BELOW THE DRAIN TUBE HAS A 2.0" CRACKSep 14, 2010 · N407LL · Bell 407 · Fuselage Main, StructureSDR CA100920011Bearing · failed(CAN) CUSTOMER REMOVED THE ENGINE FOR METAL IN OIL. UPON INSPECTION THE NR 2 BEARING SEPARATOR WAS FOUND CRACKED. THE BALLS OF THE BEARING ARE SPALLED. ENGINE OVERHAUL AT 1999.6 HRS. REPAIR FOR METAL IN OIL AT 2166.4 HOURS TSN, AT THIS REPAIR IT WAS NOTICESep 9, 2010 · Bell 407 · Turbine Engine Compressor SectionSDR ALGA991044688Shaft · crackedENGINE HAD HIGH OIL CONSUMPTION. DISASSEMBLED PT SECTION OF TURBINE AND DISASSEMBLED PT ROTOR. FOUND EXCESSIVE AMOUNT OF OIL BETWEEN PT INNER AND PT OUTER SHAFTS. CLEANED OFF PARTS AND INSPECTED. DISCOVERED CRACK IN INNER SHAFT BELOW INNER NUT THREADS WHICH CSep 9, 2010 · N407AL · Bell 407 · Turbine SectionSDR CA100907009Hose · leakingHOSE WAS FOUND ON DI TO TO WEEPING. CONTINUED TO GET WORSE TO THE POINT WHERE IT WAS BEYOND LIMITS AND GROUNDED THE ACFT.Sep 6, 2010 · Bell 407 · Turbine Engine Oil System
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