Bell 206-L4

Service difficulty reports · 710

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 = '206L4'
  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 96ZZZX280Lever Assy · wornDURING DAILY INSPECTION, FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. Dec 13, 1995 · N171AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 96ZZZX106Pc Tube Assy · b-nut burredDURING REMOVAL OF LINE TO C/W ENGINE POWER RECOVERY WASH. NOTICED THE B-NUT WAS HARD TO TURN WHEN REMOVING THE LINE. B-NUT THREADS BURRED.Nov 14, 1995 · N176AL · Bell 206L4 · Turbine Engine Compressor SectionSDR 95ZZZX6898Pump · wornDURING A GROUND RUN, HYDRAULICS WOULD NOT COME ON LINE. DURING TROUBLESHOOTING, FOUND THE SPLINES ON HYDRAULIC PUMP WERE WORN. HYDRAULIC PUMP AND MAIN ROTOR TACH GENERATOR WERE REPLACED. THE PUMP IS MOUNTED ON THE TACH GENERATOR AND DRIVEN BY SAME. THE SPLNov 14, 1995 · N171AL · Bell 206L4 · Hydraulic Pump (Electric/Engine), MainSDR 95ZZZX6893Bearing · wornFOUND ON DAILY INSPECTION, 4 EACH FEATHERING BEARINGS ON BLADES WORN BEYOND LIMITS.Nov 10, 1995 · N170AL · Bell 206L4 · Tail Rotor BladesSDR 95ZZZX6844Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 10, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX6843Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 10, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX6876Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 8, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX6875Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 8, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX6862Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 8, 1995 · N170AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX6861Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL UNov 8, 1995 · N170AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX7042Pump · inoperativeFUEL PUMP INOP. REPLACED WITH NEW FUEL PUMP.Oct 31, 1995 · N64050 · Bell 206L4 · Engine Fuel PumpSDR 95ZZZX7045Servo · leakingSERVOS LEAKING. REPLACED WITH NEW CYLINDERS.Oct 25, 1995 · N64070 · Bell 206L4 · Rotorcraft Servo SystemSDR 95ZZZX7044Servo · leakingSERVOS LEAKING. REPLACED WITH NEW CYLINDERS.Oct 25, 1995 · N64070 · Bell 206L4 · Rotorcraft Servo SystemSDR 95ZZZX7043Servo · leakingSERVOS LEAKING. REPLACED WITH NEW CYLINDERS.Oct 25, 1995 · N64070 · Bell 206L4 · Rotorcraft Servo SystemSDR 95ZZZX6514Indicator · erraticN1 TACHOMETER HAS ERRATIC INDICATION. JUMPS FROM 2 PERCENT TO 15 PERCENT WHILE STARTING.Oct 9, 1995 · N706SD · Bell 206L4 · Engine RPM Indicating SystemSDR 95ZZZX5462Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH, 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. WORN PAAug 30, 1995 · N174AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX5461Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH, 206-010-338-003 BUSHINGS, 2 EACH NAS6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. WORN PAAug 30, 1995 · N174AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX5052Boot · air boundWHEN APPLYING PRESSURE TO TAIL ROTOR PEDALS, IT BOUNCES BACK BY ITSELF (FEEDBACK). THE TAIL ROTOR GEARBOX PITCH CHANGE MECHANISM PROTECTIVE BOOT BECOMES AIR BOUND. RELIEVED AIR PRESSURE IN BOOT.Aug 28, 1995 · N123NH · Bell 206L4 · Tail Rotor Control SystemSDR 95ZZZX5053Belt · excess wearEXCESSIVE WEAR, BELTS APPEAR TO BE INSTALLED INCORRECTLY. DURING PROLONGED USE OF SEAT BELTS, THE INERTIA REEL TENDS TO FOLD THE SEAT BELT, THEN, INADVERTENTLY, ROTATING THE BELT. REMOVED BELT AND REINSTALLED NEW BELT.Aug 23, 1995 · N123NH · Bell 206L4 · Flight Compartment EquipmentSDR 96ZZZX3168Blade · debondedDAILY INSPECTION FOUND OUTBOARD SKIN AT TIP OF BLADE DEBONDED (TOP SIDE). PART DEBONDED BEYOND REPAIR.Aug 22, 1995 · N171AL · Bell 206L4 · Main Rotor BladesSDR 95ZZZX4403Fitting · crackedWHILE PERFORMING DAILY SERVICE CHECK, NOTED CROSS-TUBE FITTING WAS CRACKED. FITTING WAS FOUND CRACKED IN THE SAME MANNER AS REPORTED ON MDR'S SUBMITTED ON 5-8-95 AND ON 2-7-94 AND EARLIER REPORTED CRACKED FITTINGS.Jul 31, 1995 · N171AL · Bell 206L4 · Main Landing Gear Strut/Axle/TruckSDR 95ZZZX4084Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH, 206-010-338-001, SPACERS, 4 EACH, 206-010-337-001, BEARINGS, 2 EACH, 206-010-338-003, BUSHINGS, 2 EACH, NAS6605D64, BOLTS, 1 EACH, 206-010-470-101, BEARING.Jun 27, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX4083Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH, 206-010-338-001, SPACERS, 4 EACH, 206-010-337-001, BEARINGS, 2 EACH, 206-010-338-003, BUSHINGS, 2 EACH, NAS6605D64, BOLTS, 1 EACH, 206-010-470-101, BEARING.Jun 27, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX4082Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH, 206-010-338-001, SPACERS, 4 EACH, 206-010-337-001, BEARINGS, 2 EACH, 206-010-338-003, BUSHINGS, 2 EACH, NAS6605D64, BOLTS, 1 EACH, 206-010-470-101, BEARING.Jun 27, 1995 · N171AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX4081Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH, 206-010-338-001, SPACERS, 4 EACH, 206-010-337-001, BEARINGS, 2 EACH, 206-010-338-003, BUSHINGS, 2 EACH, NAS6605D64, BOLTS, 1 EACH, 206-010-470-101, BEARING.Jun 27, 1995 · N171AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX4228Stack · crackedEXHAUST STACK FOUND CRACKED. REMOVED AND REPLACED.Jun 15, 1995 · N706SD · Bell 206L4 · Engine Collector/Tailpipe/NozzleSDR 95ZZZX4226Seal · leakingREPLACED MAGNETIC INPUT SEAL ON MAIN ROTOR TRANSMISSION WITH NEW SEAL DUE TO EXCESSIVE OIL LEAKAGE FROM SEAL. REMOVED AND REPLACED MAGNETIC SEAL.Jun 15, 1995 · N706SD · Bell 206L4 · Main Rotor GearboxSDR 95ZZZX3345Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, AND 1 EACH 206-010-470-101 BEARING. NORJun 15, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX3344Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, AND 1 EACH 206-010-470-101 BEARING. NORJun 15, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2919Link Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL May 22, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2918Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL May 22, 1995 · N175AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2471Fitting · crackedDURING SERVICE CHECK, NOTED FORWARD CROSS-TUBE FITTING CRACKED. FITTING FOUND CRACKED IN THE SAME AREA AS REPORTED ON MDR SUBMITTED ON 2-7-94. THE FITTING WAS MANUFACURED IN OCTOBER, 1992, WHICH IS DIFFERENT FROM THE PREVIOUSLY REPORTED CRACKED FITTINGS.May 8, 1995 · N173AL · Bell 206L4 · Fuselage, Landing Gear Attach FittingsSDR 950063210Fitting · crackedA FORWARD CROSS-TUBE FITTING WAS FOUND CRACKED DURING THE DAILY INSPECTION. THE CRACK HAD PROPAGATED THROUGH APPROXIMATELY 75 PERCENT OF THE BOSS AREA THAT SECURES THE CROSS-TUBE TO THE FITTING. THE CRACK WAS FORTUNATELY DISCOVERED PRIOR TO A COMPLETE FAILURMay 8, 1995 · N173AL · Bell 206L4 · Main Landing Gear Attach SectionSDR GJQA9520870Seal · leakingT/R GEARBOX INPUT SEAL LEAKING, ALSO USED 1 EACH M8348/1-230May 5, 1995 · N404W · Bell 206L4 · Tail Rotor GearboxSDR 95ZZZX2463Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2462Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2461Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2460Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2459Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2458Shaft · corrodedINSPECTION FOUND T/R DRIVE SHAFTS WITH CORROSION. W.P.H.S. REPLACED WITH NEW PARTS.May 2, 1995 · N7052V · Bell 206L4 · Tail Rotor Drive ShaftSDR 95ZZZX2086Bearing · crackedMECHANIC NOTED A CRACKED FEATHERING BEARING ON TAIL ROTOR BLADE DURING POST-FLIGHT INSPECTION. REPLACED BEARING AND SLEEVE PN 206-010-765-001 AND PN 206-010-733-003 IAW BELL HELICOPTER TEXTRON 206L-4 C R & O MM.Apr 9, 1995 · N123NH · Bell 206L4 · Tail Rotor BladesSDR 95ZZZX2087Float Guard · crackedDURING A DAILY INSPECTION, THE MECHANIC NOTED THAT BOTH FORWARD FLOAT GUARDS WERE FOUND CRACKED. THE CRACKS HAVE BEEN NOTED ONLY ON THE UPPER END OF THE GUARD WHERE THE GUARD ATTACHES TO THE FLIGHT STEP. NEW YORK HELICOPTER BELIEVES THE CRACKS NOTED IN THE FApr 8, 1995 · N123NH · Bell 206L4 · Emergency Flotation SectionSDR 95ZZZX2329Stiffener · crackedWHILE PERFORMING AN INSPECTION OF CENTER POST AREA, MECHANIC NOTED A CRACK IN THE RT VERTICAL STIFFENER. THE CRACK WAS APPROXIMATELY 1.5 INCHES LONG STARTING AT RIVET AND EXTENDING OUT IN THE BEND. REPLACED RT VERTICAL STIFFENER IAW WITH AC 43.13-A, CHAPTER Apr 4, 1995 · N123NH · Bell 206L4 · Fuselage Miscellaneous StructureSDR 95ZZZX2085Bearing · wornWHILE ACCOMPLISHING A 100-HOUR AIRFRAME INSPECTION, THE MECHANIC NOTED THE BEARINGS (PN 206-001-053-005) WERE FOUND OUT OF LIMITS IAW BELL 26L-4 MM. REPLACED BELLCRANK ASSY PN 206-001-552-001.Apr 3, 1995 · N123NH · Bell 206L4 · Main Rotor ControlSDR 95ZZZX2236Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N170AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2235Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N170AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2234Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N364AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2233Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N364AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2232Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/SwashplateSDR 95ZZZX2231Lever Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL Mar 30, 1995 · N173AL · Bell 206L4 · Main Rotor Mast/Swashplate
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