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 HEEA083345Battery · weakMAIN BATTERY WEAK. REPLACED BATTERY.Jan 9, 2003 · N62127 · Bell 206L4 · Battery/Charger SystemSDR HEEA083309Line · damagedLINE HAS MECHANICAL DAMAGE. REPLACED WITH SERVICEABLE PART.Jan 9, 2003 · N7074W · Bell 206L4 · Engine Bleed Air SystemSDR HEEA083264Indicator · inaccurateN1 GAUGE NEEDLE BOUNCES AROUND ON THE LOW END DURING START.Jan 8, 2003 · N7074W · Bell 206L4 · Engine RPM Indicating SystemSDR HEEA083166Restraint · wornTRANSMISSION RESTRAINT WORN. REPAIRED.Jan 8, 2003 · N7074W · Bell 206L4 · Main Rotor Transmission MountSDR HEEA083084Transponder · inoperativeATC TRANSPONER HAS NO OUTPUT. CLEANED SLIGHT CORROSION. FOUND WEAK TRANSMIT POWER AND COULD NOT ADJUST PULSE WIDTH. REPLACED CAVITY OSCILLATOR AND R472, ADJUSTED FREQUENCY AND POWER. BENCH CHECK GOOD.Jan 8, 2003 · N7074W · Bell 206L4 · ATC Transponder SystemSDR HEEA083078Audio Panel · inoperativeAUDIO PANEL HAS NO RECEIVER AUDIO. FOUND R103, R104 RESISTORS BAD AND S213 SWITCH INTERMITTENT. REPLACED SAME. REPAIRED. BENCH CHECK GOOD.Jan 8, 2003 · N7074W · Bell 206L4 · Audio Integrating SystemSDR YT22003F00000Idler Link · damagedREPLACED COLLECTIVE IDLER LINK ASSEMBLY.Jan 7, 2003 · N60SM · Bell 206L4 · Main Rotor Mast/SwashplateSDR HEEA083069Transceiver · malfunctionedVHF TRAMSCEIVER TRANSMITS SCRATCHY ON ALL FREQUENCIES. FOUND DISPLAY NOT DIMMING PROPERLY. REPLACED V501 PHOTOCELL. REPAIRED PROBLEM. ALSO REPLACED CRACKED FACEPLATE. BENCH CHECK GOOD.Jan 7, 2003 · N62127 · Bell 206L4 · VHF Communications SystemSDR HEEA083056Gps · malfunctionedGPS ENTER BUTTON IS INTERMITTENT.Jan 7, 2003 · N7074W · Bell 206L4 · Global Positioning SystemSDR HEEA083025Seal · leakingTAIL ROTOR GEARBOX SEAL LEAKING AND TWO DEEP GROOVES IN SPACER WHERE SEAL RIDES. REPLACED WITH SERVICEABLE PART.Jan 6, 2003 · N7074W · Bell 206L4 · Tail Rotor GearboxSDR HEEA083003Wire Harness · failedFAULT LIGHT WOULD NOT COME ON. TROUBLESHOT WIRING IN AIRCRAFT, FOUND WIRE THAT GOES TO FAULT LIGHT (WHT). SOLDER SPLICED INCORRECTLY - FUSE WIRE WAS SOLDERED TO WHT WIRE OF OAT PROBE INSTEAD OF FAULT LT WIRE.Jan 6, 2003 · N7077F · Bell 206L4 · Engine Indicating System WiringSDR HEEA083002Wire Harness · failedCOMPUTER HAS CONTINUOUS ANNUNCIATION ON INTELLISTART LIGHT ASSY DUE TO FAULT. TROUBLESHOT WIRING IN AIRCRAFT, FOUND PINS 25 AND 26 SWAPPED WITH PINS 35 AND 36. ALSO REPLACED PROCESSOR DUE TO THE MISPLACEMENT OF PINS.Jan 6, 2003 · N7074W · Bell 206L4 · Engine Indicating System WiringSDR HEEA083001Wire Harness · failedPROCESSOR HAD ENGINE TORQUE FAULT. TROUBLESHOT WIRING IN AIRCRAFT, FOUND SPLICE AT J3 BAD, CAUSE FUSE TO BLOW. INSTALLED SOLDER SLEEVE ON SHIELDED WIRES AND REPINNED CONNECTOR.Jan 6, 2003 · N62127 · Bell 206L4 · Engine Indicating System WiringSDR HEEA082997Computer · failedCOMPUTER FAILS ENGINE TORQUE VALUES, READINGS INDICATE ALL 9'S.Jan 6, 2003 · N62127 · Bell 206L4 · Engine Integrated Instrument SystemSDR HEEA082996Computer · failedCOMPUTER HAS FAULT LIGHT WIRE WAS SHORTED TO GROUND ON FACTORY HARNESS.Jan 6, 2003 · N62127 · Bell 206L4 · Engine Integrated Instrument SystemSDR ALG2003F00014O-Ring · leakingON POST FLIGHT PILOT FOUND SUDDEN LEAKAGE OF FLOAT BOTTLE WITH INDICATION THAT INFLATION WOULD NOT BE POSSIBLE IF NOT REPAIRED. THE MECHANIC REMOVED AND REPLACED THE FILL VALVE O-RING AND SERVICED. THE FLOAT BOTTLE AND AIRCRAFT WAS RETURNED TO SERVICE.Dec 15, 2002 · N178AL · Bell 206L4 · Emergency Flotation SectionSDR CA030108001Fuel Control · malfunctioned(CAN) NORMAL TAKEOFF. AFTER REDUCING COLLECTIVE TO 70 PERCENT, TURBINE AND ROTOR RPM AT 105 PERCENT. BEEPED DOWN WITH NO RESPONSE, COLLECTIVE WAS LOWERED TO SLOW DOWN AND ROTOR RPM WAS NOW 115-120 PERCENT. PILOT ROLLED BACK THROTTLE TO DISENGAGE GOVERNOR, RPDec 12, 2002 · Bell 206L4 · Fuel Control/Turbine EnginesSDR YTRR081619Shaft · wornOIL PUMP SHAFT SPLINES WORN TO THE POINT OF ROTOR TACH FAILURE.Dec 11, 2002 · N207RT · Bell 206L4 · Turbine Engine Oil SystemSDR ALG2003F00018Skin · corrodedDURING DAILY INSPECTION, CORROSION IN EVERY SEAM, INTAKE SHELF MOUNTING FLANGE AND INSIDE FORMED SCOOP.Dec 3, 2002 · N173AL · Bell 206L4 · DoorsSDR Y3AR527YFitting · crackedDURING 100 HOUR ANNUAL INSPECTION FOUND LT UPPER FITTING ON THE FUSELAGE SIDE OF THE TAILBOOM ATTACHMENT CRACKED. REMOVED AND REPLACED FITTING (PN 206031329103S) MM. FITTING IS CRACKED ON THE OUTBOARD FLANGE BETWEEN THE 2 AFT RIVETS.Sep 18, 2002 · N357SP · Bell 206L4 · Rotorcraft Tail BoomSDR YTRR080720Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N520RL · Bell 206L4 · Turbine Engine Oil SystemSDR YTRR080719Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N207RT · Bell 206L4 · Turbine Engine Oil SystemSDR YTRR080718Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N207RT · Bell 206L4 · Turbine Engine Oil SystemSDR HEEA080698Computer · failedINTELLASTART PROCESSOR INTERNAL BATTERY FAULT.Jul 30, 2002 · N7074W · Bell 206L4 · Central ComputersSDR HEEA080696Computer · failedINTELLASTART PROCESSOR INTERNAL BATTERY VOLTAGE.Jul 30, 2002 · N7077B · Bell 206L4 · Central ComputersSDR HEEA080691Computer · malfunctionedPROCESSOR FAULT LIGHT, INTERNAL BATTERY FAILURE.Jul 30, 2002 · N7077F · Bell 206L4 · Central ComputersSDR HEEA080662Power Supply · failedANTI COLLISION LIGHT INOPERATIVE. REPLACED POWER SUPPLY WITH SERVICEABLE PART.Jul 30, 2002 · N7074W · Bell 206L4 · Exterior LightingSDR 2003FA0000338Stiffener · crackedFOUND SUBJECT STIFFENER AND WEB CRACKED DURING MAINTENANCE EVENT. GAINED ACCESS AND FOUND RIGHT HAND BEAM ALSO CRACKED. BEAM AREA WAS HIDDEN UNTIL DISASSEMBLY SHOWED FURTHER DAMAGE. SUGGEST THAT BETTER ATTENTION IS PAID TO THIS AREA ON INSPECTIONS, ESPECIALJun 21, 2002 · N2064S · Bell 206L4 · Fuselage Miscellaneous StructureSDR ALG2002F00060Blade · debondedDISCOVERED DURING ROUTINE AIRFRAME INSPECTION. SPAR LEADING EDGE EXFOLIATED ALONG ENTIRE LENGTH OF BLADE, SKIN/SPAR DISBOND AT LOWER SURFACE STA 58.5. CAUSED BY IMPROPER HEAT TREATING. C/A: REVIEW MANUFACTURING PROCESS AND IMPROVE QC.Jun 1, 2002 · N177AL · Bell 206L4 · Main Rotor BladesSDR ALG2002F00052Blade · debondedDISCOVERED DURING ROUTINE AIRFRAME INSPECTION. SPAR LEADING EDGE EXFOLIATED ALONG ENTIRE LENGTH OF BLADE, SKIN/SPAR DISBOND AT LOWER SURFACE STA 58.5, CAUSED BY IMPROPER HEAT TREATING. REVIEW MANUFACTURING PROCESS AND IMPROVE QUALITY CONTROL.Jun 1, 2002 · N177AL · Bell 206L4 · Main Rotor BladesSDR HEEA079717Relay · intermittentRELAY CONTACTOR INTERMITTENTLY STICKS OPEN.May 30, 2002 · N7074W · Bell 206L4 · DC Generating SystemSDR HEEA079455Bearing · wornROTOR CONTROL BELLCRANK HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.May 28, 2002 · N7074W · Bell 206L4 · Rotorcraft Flight ControlSDR HEEA079396Housing · leakingTAIL ROTOR SEAL HOUSING ON GEARBOX LEAKS. REPLACED WITH SERVICEABLE PART.May 28, 2002 · N7074W · Bell 206L4 · Tail Rotor GearboxSDR YTRR078432Trunnion · wornTRUNNION WAS FOUND WORN BEYOND LIMITS DURING A 100 HR A/F INSPECTION.Apr 10, 2002 · N207RT · Bell 206L4 · Tail Rotor GearboxSDR HEEA077732Freewheel Unit · leakingFREEWHEEL UNIT IS LEAKING.Jan 25, 2002 · N7077B · Bell 206L4 · Engine/Transmission CouplingSDR HEEA076591Seat Belt · frayedSEAT BELT FRAYED. REPLACED WITH SERVICEABLE PART.Oct 11, 2001 · N7074W · Bell 206L4 · Flight Compartment EquipmentSDR HEEA075938Link · damagedELASTOMERIC PURGING OUT OF MOUNT.Sep 10, 2001 · N7074W · Bell 206L4 · Main Rotor Transmission MountSDR HEEA075648Filter Element · bypassingBYPASS BUTTON POPPED. REPLACED WITH SERVICEABLE PART.Aug 28, 2001 · N7074W · Bell 206L4 · Hydraulic Filter, MainSDR HEEA075583Transceiver · malfunctionedNO REPLY. PERFORMED PRELIMINARY INSPECTION. FOUND REPLY LIGHT VERY DIM DUE TO BAD PHOTOCELL. REPLACED V301 PHOTOCELL. REPAIRED PROBLEM. ALSO REPLACED BAD R477 RESISTOR AND ADJUSTED FREQUENCY AND PULSE WIDTH. BENCH CHECK GOOD.Aug 24, 2001 · N62127 · Bell 206L4 · VHF Communications SystemSDR HEEA075531Leg Assy · chafedCHAFED BEYOND LIMITS. SCAPPED AND REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075530Leg Assy · damagedELONGATED HI-LOC HOLES. SCAPPED AND REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075526Leg Assy · chafedCHAFED BEYOND LIMITS. SCAPPED AND REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075523Leg Assy · corrodedCORROSION ON INSIDE OF TUBE. SCRAPPED AND REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075522Leg Assy · damagedELONGATED HI-LOC HOLES. SCRAPPED AND REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075520Leg Assy · corrodedCORROSION ON INSIDE OF TUBE. REPLACED WITH SERVICEABLE PART.Aug 21, 2001 · N62127 · Bell 206L4 · Engine Mount SectionSDR HEEA075516Actuator · intermittentACTUATOR INTERMITTENT OPERATION.Aug 21, 2001 · N7074W · Bell 206L4 · Main Rotor ControlSDR HEEA073701Radio · lowVOLUME TOO LOW AND WOULD NOT ADJUST. SENDING TO VENDOR FOR REPAIR.Jun 19, 2001 · N7077B · Bell 206L4 · Audio Integrating SystemSDR HEEA073692Restraint · wornBEARINGS WORN. IN SHOP FOR REPAIR.Jun 19, 2001 · N7074W · Bell 206L4 · Main Rotor Transmission MountSDR HEEA073582Cowling · crackedCRACKED AND CHAFED. REPLACED WITH SERVICEABLE ASSY.Jun 18, 2001 · N7074W · Bell 206L4 · Rotorcraft Tail BoomSDR HEEA073572Restraint · stuckSTICKING. REPLACED WITH SERVICEABLE ASSY.Jun 18, 2001 · N7077F · Bell 206L4 · Main Rotor Head
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