Lycoming TVO-435-B1A

Service difficulty reports · 24

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 engine_model_key = 'TVO435B1A'
  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 AU510001577Shaft · wrong partTAIL ROTOR GEARBOX PINION SHAFT WORN AND INCORRECT PART. BELL 47 SI 428 CALLED FOR REPLACEMENT OF P/N 47-645-205-1 WITH P/N 47-645-205-3 SHAFT.Aug 6, 2005 · Bell 47G3B1 · Tail Rotor GearboxSDR 2005FA0001075Bushing · wornMAGNETO IDLER GEAR SHAFT BROKE, THE BREAK WAS CAUSED BY A WORN BUSHING ON THE GEAR/SHAFT P/N'S 76091 & 76283 THAT DRIVES IT. THIS IS THE SECOND TIME THIS SHAFT BROKE. TOTAL TIME SINCE OVERHAUL 230 HOURS.Jul 29, 2005 · N715BH · Bell 47G5A · Reciprocating Engine Power SectionSDR AUS20040411Bracket · missing(AUS) DUAL TAIL ROTOR CONTROL PEDAL SYSTEM INTERFERENCE BRACKET NOT FITTED. AD/BELL47/69 REQUIRES THE BRACKET TO BE FITTED TO DUALCONTROL BELL/AGUSTA 47 SERIES AIRCRAFT. THE BRACKET PREVENTS INCORRECT FITMENT OF THE DUAL PEDAL CONTROLS. PERSONNEL/MAINTENANCE EApr 5, 2004 · Bell 47G3B1 · Tail Rotor Control SystemSDR AUS20020628Stud · failed(AUS) COOLING FAN MOUNT STUD LOCATED ON CRANKCASE FAILED. LOSS OF TENSION ALLOWED BELT TO FALL OFF AND DESTROY THE COOLING FAN.Apr 21, 2002 · Bell 47G3B · Rotorcraft Cooling Fan SystemSDR AUS20020344Hub · cracked(AUS) MAIN ROTOR HUB CRACKED IN AREA OF BEARING SPINDLE RADIUS. FOUND DURING INSPECTION IAW AD/BELL47/72 A2.Apr 11, 2002 · Bell 47G3B1 · Main Rotor HeadSDR 20010319CW006Clutch · damagedAIRCRAFT IN CRUISE AT 300 FT AGL CLUTCH SLIPPED AUTOROTATION PERFORMED DISASSEMBLED FOUND PARTIAL CONTACT OF CLUTCH/DRUM FACE. DRUM AT MAX LIMITS. MORE CAUTIOUS MEASUREMENT DURING OVERHAUL AND REQUIRED INSPECTION.Feb 16, 2001 · N48020 · Bell 47G3B1 · Engine/Transmission CouplingSDR AU981526Hook · malfunctioned(AUS) CARGO HOOK ELECTRIC RELEASE INTERMITTENT IN OPERATION. DURING AN EMERGENCY LOAD RELEASE THE HOOK DID NOT OPEN AND THE AIRCRAFT CRASHED INTO THE GROUND. AIRCRAFT WAS OPERATING IN A SWAMP AND IT IS SUSPECTED THAT WATER OR FOREIGN MATERIAL CAUSED THE HOOKOct 26, 1998 · Bell 47G3B1 · Cargo CompartmentsSDR AU981510Spring · broken(AUS) NR 1 CYLINDER INLET VALVE OUTER VALVE SPRING BROKEN.Sep 30, 1998 · Bell 47G3B · Reciprocating Engine Cylinder SectionSDR AU980929Driveshaft · misaligned(AUS) TAIL ROTOR DRIVE SHAFT AND BEARINGS OUT OF ALIGNMENT. GREASE DISCOLOURED AT NR 1, NR 2, NR 7, AND NR 8 BEARINGS. ALL BEARINGS SHOWED SIGNS OF HEAVY WEAR.Jul 2, 1998 · Bell 47G3B · Tail Rotor Drive ShaftSDR AU971467Valve Seat · separated(AUS) NO4 CYLINDER EXHAUST VALVE SEAT SEPARATED FROM CYLINDER. NO2 CYLINDER EXHAUST VALVE AND VALVE GUIDE UNSERVICEABLE. NO2 CYLINDER HEAD EXTENSIVELY CRACKED.Nov 18, 1997 · Bell 47J2A · Reciprocating Engine Cylinder SectionSDR AU971354Blade · separated(AUS) TAIL ROTOR BLADE TIP WEIGHT SEPARATED.Oct 23, 1997 · Bell 47G3B1 · Tail Rotor BladesSDR AU970582Data Plate · faulty(AUS) LARGE NUMBERS OF DISCREPANCIES WERE FOUND IN RELATION TO SERIAL NUMBERS - DATA PLATE FITTED DOES NOT MATCH CASA RECORDS - SUSPECT MAJOR REBUILD CARRIED OUT FOLLOWING ACCIDENT IN 1988 -PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Placards and MarkingsSDR AU970586Radio System · unapproved(AUS) RADIOS FITTED WITHOUT CERTIFICATION - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED PARTMay 16, 1997 · Bell 47G3B1 · Communications SystemSDR AU970587Lights · missing(AUS) NO LANDING LIGHTS FITTED - PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Exterior LightingSDR AU970588Tube · damaged(AUS) TWO STRUCTURAL TUBES DAMAGED - PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Fuselage Main, StructureSDR AU970589Elt · wrong part(AUS) INCORRECT ELT FITTED - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED PART.May 16, 1997 · Bell 47G3B1 · Emergency Locator BeaconSDR AU970590Controller · seized(AUS) CARBURETTOR HEAT CONTROL SEIZED - PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Engine Air Intake SystemSDR AU970591Extinguisher · faulty(AUS) FITMENT OF FIRE EXTINGUISHER NOT ENTERED IN LOG BOOKSMay 16, 1997 · Bell 47G3B1 · Fire Bottle, PortableSDR AU970592Fuel Shutoff · disconnected(AUS) FUEL CUTOFF DISCONNECTEDMay 16, 1997 · Bell 47G3B1 · Fuel Selector/Shut-Off ValveSDR AU970593Toolbox · unapproved(AUS) TOOLBOX MOUNTED IN TAIL BOOM - PERSONNEL/MAINTENANCE ERROR -UNAPPROVED PARTMay 16, 1997 · Bell 47G3B1 · Rotorcraft Tail BoomSDR AU970594Tachometer · wrong part(AUS) INCORRECT TACHOMETER FITTED - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED PARTMay 16, 1997 · Bell 47G3B1 · Engine RPM Indicating SystemSDR AU970595Cabin · faulty(AUS) SUSPECT CABIN RENEWED WITH NO LOG BOOK ENTRY -PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Flight Compartment EquipmentSDR AU970596Inertia Reel · faulty(AUS) SEAT BELT INERTIA REEL FAULTY - PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Flight Compartment EquipmentSDR AU970597Indicator · faulty(AUS) FUEL GAUGES FAULTY - PERSONNEL/MAINTENANCE ERRORMay 16, 1997 · Bell 47G3B1 · Fuel Quantity Indicator
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