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 YTRR109880Bearing · wornM/R PC LINK BEARING AXIAL AND RADIAL MOVEMENT BEYOND LIMITSJun 22, 2006 · N517R · Bell 407 · Main Rotor HeadSDR YTRR109290Universal Joint · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED PART.May 18, 2006 · N163RL · Bell 407 · Main Rotor HeadSDR ALG2006F00034Windshield · bird strikeIN FLIGHT, PILOTS SIDE WINDSHIELD CRACKED DUE TO BIRD STRIKE. MAINTENANCE REMOVED AND REPLACED WINDSHIELD AND INSPECTED AC FOR FURTHER DAMAGE. NO OTHER DEFECTS NOTED. (K)Apr 1, 2006 · N937AL · Bell 407 · Flight Compartment WindowsSDR ALG2006F00032Starter Gen · failedIN CRUISE FLIGHT, GENERATOR FAILED (CAUTION LIGHT ILLUMINATED). WOULD NOT RESET. AIRCRAFT LANDED AT MULTI-SHIP PLATFORM AS SOON AS PRACTICAL. CALLED MAINTENANCE. (K)Mar 25, 2006 · N547AL · Bell 407 · Starter-GeneratorSDR HEEA108477Fuel Cap · leakingSHORTLY AFTER TAKEOFF, MEDICAL CREW NOTED STRONG FUEL ODOR IN CABIN. AIRCRAFT WAS RETURNED TO BASE AND SHUTDOWN. AFTER INSPECTION BY MECHANIC, FUEL LEAK WAS DISCOVERED THROUGH FUEL CAP. NEW FUEL CAP WAS INSTALLED.Mar 17, 2006 · N407H · Bell 407 · Fuel StorageSDR ALG2006F00028Chip Detector · dirtyUPON TAKEOFF TO HOVER, XMSN CHIP LIGHT ILLUMINATED UPON TAKEOFF TO HOVER. PILOT LANDED AC. MAINTENANCE FOUND LIGHT FUZZ ON LOWER XMSN CHIP PLUG. CLEANED CHIP PLUG, C/W 30 MIN GROUND RUN. NO FURTHER DEFECTS NOTED. (K)Mar 13, 2006 · N627AL · Bell 407 · Main Rotor GearboxSDR ALG2006F00011Pitch Link · looseIN FLIGHT, TAIL ROTOR PRODUCED A VIBRATING NOISE. TIGHTEN T/R PC LINK CAP NUT ONE FLAT. INSPECTED SYSTEM AND CHECKED WITH VIBRATION GEAR. EVERYTHING CHECKED OK. ALL WORK IAW MM. (K)Jan 24, 2006 · N497AL · Bell 407 · Tail Rotor HeadSDR CA060123003Turbine Wheel · damaged(CAN) PILOT HEARD LOUD SQUEALING NOISE FOLLOWED BY VIBRATION WHILE IN CRUISE FLIGHT WITH PASSENGERS. ELECTED TO LAND IMMEDIATELY. NORMAL LANDING AWAY FROM BASE CARRIED OUT. INSPECTION FOUND DAMAGE TO ENGINE TURBINE SECTION, SUSPECT 3RD STAGE TURBINE WHEEL PROBJan 21, 2006 · Bell 407 · Turbine SectionSDR YTRR107698Bearing · wornM/R PC LINK BEARING AXIAL AND RADIAL MOVEMENT BEYOND LIMITSJan 17, 2006 · N594RL · Bell 407 · Main Rotor ControlSDR ALG2006F00022Pump · unserviceableDURING HOVER, HIGH FREQUENCY BUZZ WAS FELT IN TAIL ROTOR PEDALS. REMOVED AND REPLACED HYDRAULIC PUMP WITH SERVICEABLE UNIT. OPERATIONAL CHECK WAS GOOD. (K)Jan 14, 2006 · N403AL · Bell 407 · Hydraulic Pump (Electric/Engine), MainSDR ALG2006F00018Pump · inoperativeDURING FLIGHT THE RIGHT FUEL BOOST PUMP LIGHT ILLUMINATED. REMOVED AND REPLACED THE RT FUEL BOOST PUMP. OPERATIONAL CHECK WAS GOOD. (K)Jan 14, 2006 · N617AL · Bell 407 · Fuel Boost PumpSDR ALG2006F00005Brushes · failedGENERATOR FAILED IN FLIGHT AND WOULD NOT RESET. REMOVED AND REPLACED STARTER/GENERATOR BRUSHES AND RETURNED TO SERVICE. (K)Jan 8, 2006 · N597AL · Bell 407 · Starter-GeneratorSDR YTRR107599Bearing · wornM/R PC LINK BEARING AXIAL AND RADIAL MOVEMENT BEYOND LIMITS.Jan 6, 2006 · N167RL · Bell 407 · Main Rotor ControlSDR ALG2006F00004Compressor · fodA LOUD ENGINE WHINE OCCURRED DURING TAKEOFF. THIS FLIGHT WAS A MAINTENANCE OPERATIONAL CHECK FLIGHT. A VISUAL INSPECTION REVEALED FOD DAMAGE TO THE ENGINE COMPRESSOR. THE ENGINE WAS REMOVED AND A SERVICEABLE ENGINE WAS INSTALLED. (K)Jan 4, 2006 · N447AL · Bell 407 · Turbine Engine Compressor SectionSDR ALG2006F00021Bearing · wornIN CRUISE FLIGHT, FELT BUMP IN AIRFRAME, ALL INSTRUMENTS INDICATED NORMAL. AFTER DESCENDING TO 500 FT, PROBLEM REPEATED. AFTER LANDING, NOTIFIED MAINTENANCE. ANTI-DRIVE LINK BEARINGS WORN. REMOVED AND REPLACED ANTI-DRIVE LINK. (K)Dec 30, 2005 · N436AL · Bell 407 · Main Rotor ControlSDR ALG2006F00003Transmission · making metalDURING TAKEOFF THE TRANSMISSION CHIP LIGHT ILLUMINATED. FOUND 2 FLAKES ON LOWER CHIP PLUG. TRANSMISSION REMOVED FOR METAL. (K)Dec 22, 2005 · N406AL · Bell 407 · Main Rotor GearboxSDR CA051220002Skin · damagedDURING A SCHEDULED DESTRUCTIVE TEST, FOUND SOME STABILIZER SKINS DAMAGED WITH TOOL MARKS AT SOME INSERT HOLES.Dec 16, 2005 · Bell 407 · Vertical Stabilizer, Plate/SkinSDR AOC05004Spring · brokenDURING A 300 HR INSPECTION, A LEAD/LAG DAMPER SPRING WAS FOUND BROKEN IN 2 PLACES. JUDGING FROM THE BREAK LINES, THE SPRING HAD BEEN CRACKED FOR SOME TIME.Dec 13, 2005 · N2869F · Bell 407 · Main Rotor HeadSDR AOC05003Blade · crackedDURING A 300 HR INSPECTION, A 1.2500 INCH CRACK WAS DISCOVERED ON THE LEADING EDGE ABRASION STRIP AT APPROXIMATLEY BLADE STATION 133.5. BLADE SENT TO BHTI FOR REPAIR.Dec 13, 2005 · N2869F · Bell 407 · Main Rotor BladesSDR CA051223004Clutch · cracked4 FATIGUE CRACKS WERE FOUND AROUND TWO LOWER ENGINE ATTACHMENT BOLT HOLES.Dec 12, 2005 · Bell 407 · Engine/Transmission CouplingSDR CA051208006Skin · crackedSKIN FOUND TO BE CRACKED DURING ROUTINE INSPECTION.Nov 28, 2005 · Bell 407 · Fuselage Main, Plate/SkinSDR ALGA106938Wire Harness · chafedCHAFING AT AREAS WHERE CABLE COMES THROUGH TRANSFER TUBE. ADDED CHAFING PROTECTION TO CABLE ASSY OR ADELING IN ANOTHER MANNER.Nov 19, 2005 · N497AL · Bell 407 · Fuel System WiringSDR ALG2005F00111Connector · dirtyIN FLIGHT, TRANSMISSION PRESSURE INDICATOR OSCILLATING BETWEEN 0-120 PSI. CLEANED CONNECTOR PLUG ON TRANSMISSION TRANSMITTER. GROUND OPERATIONAL CHECK GOOD. (K)Nov 18, 2005 · N457AL · Bell 407 · Main Rotor Drive System WiringSDR CA051223002Seal · dislodgedTHE AFT SEAL OF THE FREEWHEEL UNIT CAME OUT FROM THE AFT CAP WHILE THE ENGINE WAS RUNNING.Nov 15, 2005 · Bell 407 · Engine/Transmission CouplingSDR ALG2005F00113Window · separatedON APPROACH TO LANDING, RT PASSENGER SLIDING WINDOW SEPARATED FROM THE AIRCRAFT. SECOND OCCURRENCE WITH SAME AC WITHIN A WEEK. REPLACED DOOR WITH SERVICEABLE DOOR AND WINDOW. (K)Nov 15, 2005 · N537AL · Bell 407 · Passenger Compartment WindowsSDR YTRR107130Hmu · inoperativeRESTART FAULT LIGHT ILLUMINATED DURING FLIGHT. UPON LANDING AND SHUT-DOWN, FADEC FAULT LIGHT ALSO ILLUMINATED. REPLACED HMU.Nov 15, 2005 · N309RL · Bell 407 · Fuel Controlling SystemSDR ALG2005F00116Indicator · unknownON PREFLIGHT, FOUND 5 SEPARATE DEBONDED AREAS AND A CRACK IN THE WINDSHIELD. REMOVED AND REPLACED DUAL TAC GAUGE. (K)Nov 13, 2005 · N627AL · Bell 407 · Rotor Drive Indicating SystemSDR ALGA106760Pitch Link · roughRATCHETY AND ROUGH / REPLACED WITH NEW BY FIELD MAINTENANCE.Nov 3, 2005 · N557AL · Bell 407 · Main Rotor HeadSDR ALGA106759Pitch Link · ratchetingRATCHETY AND ROUGH / REPLACED WITH NEW BY FIELD MAINTENANCE.Nov 3, 2005 · N557AL · Bell 407 · Main Rotor HeadSDR 2005FA0001504Skin · debondedLESS THAN 10 HOURS FLIGHT TIME AFTER REPAIR FOR LEADING EEDGE DISBONDING THE BONDING FAILED AND TAIL ROTOR WASH DISPLACED THE LEADING EDGE. (K)Nov 2, 2005 · N113TV · Bell 407 · Rotorcraft Tail BoomSDR YTRR106612Universal Joint · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED PART.Oct 30, 2005 · N595RL · Bell 407 · Main Rotor ControlSDR ALGA106654Pitch Link · bindingBINDING AND AXIAL PLAY BEYOND MAX. / REPLACED BY FIELD MAINTENANCE.Oct 29, 2005 · N527AL · Bell 407 · Main Rotor HeadSDR ALG2005F00085Indicator · failedIN FLIGHT, TORQUE INDICATOR FAILED. RETURNED TO DEPARTURE AND NOTIFIED MAINTENANCE. REMOVED AND REPLACED TORQUE INDICATOR WITH SERVICEABLE UNIT IAW MM. (K)Oct 25, 2005 · N597AL · Bell 407 · Engine BMEP/Torque IndicatingSDR YTRR106625Bearing · wornM/R PC LINK BEARING AXIAL AND RADIAL MOVEMENT BEYOND LIMITSOct 15, 2005 · N594RL · Bell 407 · Main Rotor ControlSDR YTRR106624Bearing · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED PART.Oct 14, 2005 · N595RL · Bell 407 · Main Rotor ControlSDR 2005FA0001434Stop · crackedDROOP STOP STUDS HAD CRACK INDICATIONS IN RADIUS DURING FLUORESCENT PENETRATE CHECK. NEW STYLE STOPS INSTALLED.Oct 14, 2005 · Bell 407 · Fuselage Miscellaneous StructureSDR YTRR106615Universal Joint · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED BEARING ASSY.Oct 12, 2005 · N407HX · Bell 407 · Main Rotor ControlSDR YTRR106613Universal Joint · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED BEARING ASSY.Oct 12, 2005 · N407HX · Bell 407 · Main Rotor ControlSDR ALG2005F00088Hmu · failedDURING LEVEL FLIGHT RESTART FAULT LIGHT ILLUMINATED. RETURNED TO DEPARTURE AND NOTIFIED MAINTENANCE. REMOVED AND REPLACED HMU WITH SERVICEABLE UNIT IAW MM. OPS CHECK GOOD. (K)Oct 11, 2005 · N617AL · Bell 407 · Fuel Control/Turbine EnginesSDR ALG2005F00078Hmu · failedDURING HOVER, RESTART LIGHT CAME ON, FOLLOWED BY THE DEGRADE LIGHT. REMOVED AND REPLACED HMU WITH SERVICEABLE UNIT. IAW MM. (K)Oct 6, 2005 · N796RV · Bell 407 · Fuel Control/Turbine EnginesSDR YTRR106618Universal Joint · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED BEARING ASSY.Sep 18, 2005 · N163RL · Bell 407 · Main Rotor ControlSDR YTRR106622Bearing · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED BEARING ASSY.Sep 16, 2005 · N407HX · Bell 407 · Main Rotor ControlSDR YTRR106621Bearing · wornUNIVERSAL BEARING ASSEMBLY FOUND WORN. REPLACED BEARING ASSY.Sep 16, 2005 · N407HX · Bell 407 · Main Rotor ControlSDR CA050919002Filter · wrong part(CAN) A PHYSICAL DIFFERENCE WAS NOTICED ON FILTERS 50-075-1. A SCREEN HOLE PATTERN WAS FOUND TO BE OUT OF SPECIFICATION. PICTURE SHOWING DIFFERENCES BETWEEN ACCEPTABLE AND NON-CONFORMING PARTS.Sep 14, 2005 · Bell 407 · Engine Oil Distribution (Airframe Furnished)SDR ALGA106077Pitch Link · bindingEXCESSIVE BINDING AND EXCESSIVE AXIAL PLAY. REPLACED WITH NEW BY FIELD MAINTENANCE.Sep 11, 2005 · N409AL · Bell 407 · Main Rotor HeadSDR CA050913007Bearing · sheared(CAN) BEARING SHEARED FROM THE CENTER SUPPORT.Sep 9, 2005 · Bell 407 · Main Rotor HeadSDR CA051004007Blade · damaged(CAN) AIRCRAFT LIFTED OFF STAGING AREA WITH SLING LOAD. LOUD NOISE HEARD 2 MINUTES INTO FLIGHT. NO CAUTION LIGHTS OR OTHER INDICATION OF PROBLEM OTHER THAN LOUD AND HIGH-PITCHED NOISE. AIRCRAFT TURNED BACK AND MADE A NORMAL LANDING AND SHUT-DOWN. TURBINE WAS RSep 8, 2005 · Bell 407 · Turbine SectionSDR YTRR105929Bearing · wornON ROUTINE INSPECTION FOUND PITCH CHANGE LINK BEARING WORN BEYOND LIMITS IN BOTH THE AXIAL AND RADIAL DIRECTIONS.Sep 6, 2005 · N595RL · Bell 407 · Main Rotor Drive SystemSDR ALG2005F00061Spring · failedAIRCRAFT DEVELOPED A VERTICAL VIBRATION IN FLIGHT. NOTIFIED MAINTENANCE. FRAHM DAMPER SPRING HAD FAILED. REMOVED AND INSTALLED FOUR NEW FRAHM DAMPER SPRINGS IAW MM. (K)Aug 25, 2005 · N537AL · Bell 407 · Main Rotor HeadSDR ALG2005F00065Indicator · failedON TAKEOFF, NG INDICATOR PEGGED OUT. RETURNED TO BASE AND NOTIFIED MAINTENANCE. REMOVED AND REPLACED INDICATOR WITH SERVICEABLE UNIT. FUNCTIONAL CHECK OK. IAW MM. (K)Aug 24, 2005 · N577AL · Bell 407 · Engine RPM Indicating System
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