Bell 206L

Service difficulty reports · 344

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 = '206L'
  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 EVCA202610120026Hydraulic Line · chafedLOSS OF HYDRAULIC POWER. DUE TO LOSS OF HYDRAULIC FLUID. DUE TO CHAFED OF TWO LINES. HYDRAULIC LINES WERE CHAFED AGAINST EACH OTHER CAUSING THE RUPTURE OF THE PRESSURE HOSE.Oct 9, 2026 · N132AE · Bell 206L · Hydraulic System, MainSDR EVCA20261006001Switch · unserviceableRAW FUEL ODOR IN CABIN AND COCKPIT AREAS IN FLIGHT.Sep 30, 2026 · N133AE · Bell 206L · Aircraft Fuel SystemSDR 2024F00071Support · corrodedBTH-206L1-MM-1-5-31 ( TAIL BOOM) ,BTH-206L1-MM-1-27-60 PAR 5. REMOVAL AND INSPECTION OF TAIL BOOM STABILIZER REVEALED WEAR AND CORROSION EXCEEDING MANUFACTURES LIMITS. REMOVED AND REPLACED COMPONENT PER MANUFACTURES INSTRUCTIONS. NO FURTHER DEFECTS NOTED .Mar 14, 2024 · N206SL · Bell 206L · Nacelle/Pylon StructureSDR EVCA0608221Unknown · odorELECTRICAL SMELL IN AC.Jun 7, 2022 · N409AE · Bell 206L · Air Conditioning SystemSDR CA190704013Lock Pin · inoperative(CAN) WE RECENTLY BOUGHT AND INSTALLED THE DART TAIL ROTOR PEDAL LOCK OUT KIT IN OUR BELL 206L AND 407.. YESTERDAY, IN FLIGHT THE PASSENGER TOUCHED THE AFT END OF THE ROD (FIG 3.2 OF DART INN-D119-827) AND IT POPPED OF THE LOCK PIN ALLOWING THE PEDAL TO FALL FJul 3, 2019 · Bell 206L · Rotorcraft Flight ControlSDR CA160108005Turbine · failed(CAN) TURBINE HAD A CATASTROPHIC FAILURE, ACFT AUTO ROTATED TO A CLEARING. 1 MAIN ROTOR BLADE RECEIVED MINOR DAMAGE FROM TURBINE PIECES, NO OTHER ACFT DAMAGE.Jan 4, 2016 · Bell 206L · Turbine SectionSDR CA160107008Turbine · failed(CAN) THE TURBINE HAD A CATASTROPHIC FAILURE.Jan 4, 2016 · Bell 206L · Turbine SectionSDR CA150428003Impeller · failed(CAN) 2 MILES FROM FINAL PILOT HEARD A LOUD BANG. ALL GAUGES MONITORED AND SITUATION ASSESSED. ENGINE OIL TEMPERATURE SLOWLY STARTED RISING. ACFT LANDED SAFELY. DURING ENGINE SHUTDOWN PROCEDURE ENGINE OIL TEMPERATURE ROSE TO APPROXIMATELY 140C. AME WAS SENTApr 26, 2015 · Bell 206L · Engine Oil CoolerSDR CA150421002Starter Gen · failed(CAN) SPECIFIC PART CAUSING DIFFICULTY: STARTER GENERATOR VOLTAGE REGULATOR. STARTER GENERATOR WENT OFFLINE. REMOVED BOTH STARTER GENERATOR & VOLTAGE REGULATOR & REPLACED WITH IDENTICAL PN SERVICEABLE PORTS.Apr 9, 2015 · Bell 206L · Starter-GeneratorSDR CA150220002Vent Line · leaking(CAN) DURING FORWARD FLIGHT WITH UNDERSLUNG LOAD AND SIGNIFICANT NOSE DOWN ATTITUDE FUEL ODOR WAS NOTICED IN CABIN. ACFT WAS RETURNED TO BASE AND GROUNDED FOR TROUBLESHOOTING. TROUBLESHOOTING WAS COMMENCED LATER IN THE WEEK AND FUEL VENT LINE LOCATED IN VERTIFeb 17, 2015 · Bell 206L · Fuel StorageSDR CA150217005Stiffener · cracked(CAN) FOUND 3 CM CURVED HORIZONTAL CRACK ALONG LT LOWER SIDE AND 3.5 CM CURVED HORIZONTAL CRACK ALONG RT SIDE OF HORIZONTAL STIFFENER. ALSO, FOUND 0.5 CM CRACK FROM RT SIDE OF UPPER RT RIVET HOLE TO RT SIDE OF PART ON UPPER SIDE OF HORIZONTAL STIFFENER. CRACJan 29, 2015 · Bell 206L · Fuselage Miscellaneous StructureSDR CA141017005Cartridge · leaking(CAN) BOOST PUMP FUEL CARTRIDGE LEAKING FUEL AND REQUIRES O/H, REPLACED WITH TSO 0.0.Oct 8, 2014 · Bell 206L · Fuel Boost PumpSDR CA140918013Nozzle · cracked(CAN) TURBINE MODULE SENT IN FOR O/H. DURING PART INSPECTION AFTER UNIT DISASSEMBLY THE NOZZLE WAS SCRAPPED FOR OUTER BAND CRACKS AS WELL AS FILLET CRACK AT THE VANE AREAS. THE DIAPHRAGM WAS ALSO DISCOVERED CRACKED THRU AT ABOUT 80 PERCENT OF THE UNITS CIRCUSep 16, 2014 · Bell 206L · Turbine SectionSDR CA140717014Fuel Control · malfunctioned(CAN) THIS ACFT WAS OUT FLYING FOR THE DAY AND WHEN IT RETURNED TO BASE AND THE PIC DECREASED THE THROTTLE TO GROUND IDLE THE ENGINE WENT PAST IDLE AND SHUTDOWN. ALL ACFT THROTTLE CONTROL RIGGING WAS CHECKED AND FOUND TO BE SERVICEABLE MM. PX AND PY ORFICES Jul 4, 2014 · Bell 206L · Fuel Control/Turbine EnginesSDR CA140527010Throttle Cable · damaged(CAN) PILOT WAS STARTING ACFT. WHEN HE GOT TO 62 N1 HE LT OFF OF THE START SWITCH ACFT IMMEDIATELY WENT TO 110 NR. TORQUE WENT AS HIGH AS 90 PERCENT. HE CLOSED THE FUEL VALVE AND TURNED OFF THE BOOST PUMPS. 110 NR FOR ABOUT 5 SECONDS BEFORE THE FUEL RAN May 26, 2014 · Bell 206L · Power LeverSDR CA140522010Bushing · worn(CAN) TORQUE TRANSMISSION RESTRAINT DUE TO EXCESSIVE PLAY. REMOVED LT STOP ASSY DUE TO WORN BUSHINGS. INSTALLED NEW & SERVICEABLE TSI 0.0 PARTS IN COMPLIANCE WITH TB 206L-94-1971.May 12, 2014 · Bell 206L · Main Rotor GearboxSDR CA140522006Indicator · stuck(CAN) TORQUE INDICATOR WOULD NOT INDICATE DUE TO NEEDLE "FROZEN" NOT MOVING. REMOVED SN 302 AND INSTALLED PN 206-075-185-003, TSI 0.0.May 12, 2014 · Bell 206L · Engine BMEP/Torque IndicatingSDR CA130610013Seal · failed(CAN) NEW SEAL INSTALLED IN ACFT. TAIL ROTOR GEAR BOX DURING O/H. SEAL FAILED AFTER 120.2 HRS IN SERVICE. SEAL REPLACED WITH NEW AND RETURNED TO SERVICE.Jun 6, 2013 · Bell 206L · Tail Rotor GearboxSDR CA130506008Governor · malfunctioned(CAN) DURING TAKEOFF, PILOT REPORTS N2 DROOP FROM 100 PERCENT TO 98 PERCENT. PILOT TRIED TO ACTUATE THE GOVERNOR BACK TO 100 PERCENT, AT THAT POINT IT DROPPED FURTHER TO 95-96 PERCENT. PILOT ENTERED AUTO ROTATION AND LANDED ON A LOGGING ROAD. NO DAMAGE TO AMay 2, 2013 · Bell 206L · Turbine GovernorSDR CA130416018Switch · leaking(CAN) FUEL LEAKING FROM FUEL FLOW SWITCH. REPLACED WITH SERVICEABLE SWITCH.Apr 4, 2013 · Bell 206L · Fuel Flow SensorSDR CA121019012Turbine · seized(CAN) WHILE DECENDING FOR AN APPROACH INTO CAMP, AT APPROXIMATELY 200 FEET AGL, PILOT HEARD A LOUD BANG FOLLOWED BY A YAW, AND A LOSS OF ENGINE POWER. PILOT ENTERED AN AUTOROTATION, AND ELECTED TO GO TO THE SHALLOW RIVER BED NEARBY AS OTHER OPTIONS WERE HEAVIOct 17, 2012 · Bell 206L · Turbine SectionSDR CA121011009Filter · broken(CAN) DURING START CYCLE, PILOT HEARD A BANG. HE ABORTED THE START AND WENT TO LOOK FOR THE SOURCE OF THE NOISE. UPON OPENING ENGINE COWLING HE SAW FUEL POURING OUT OF THE AIR FRAME FUEL FILTER BOWL. PILOT RETURNED TO COCKPIT AND SHUTOFF BOOST PUMPS. HE REMOct 7, 2012 · Bell 206L · Aircraft Fuel Filter/StrainerSDR CA110930012Blade · missing(CAN) TWO STATOR BLADES FOUND MISSING ON THE 6TH STAGE OF THE COMPRESSOR HALVES.Sep 27, 2011 · Bell 206L · Turbine Engine Compressor SectionSDR EVCA20110301001Altimeter · malfunctionedPROBLEMS WITH TRA-3000 RADAR ALTIMETER. OVER THE PAST TWO YEARS WE HAVE HAD NUMEROUS ISSUES WITH THE TRA-3000 RADAR ATIMETER AND THE ACCOMPANYING TRI-40 ANTENNA.Mar 1, 2011 · Bell 206L · Altimeter, Barometric/EncoderSDR CA101116010Pump · damagedEXCESSIVE NOISE ON START ATTEMPT. REMOVED FUEL PUMP T 1061006 + TRACED NOISE TO FUEL PUMP. SEND TO O/H SHOP. INSTALLED ANOTHER TSO 0.0 UNIT NDF.Nov 7, 2010 · Bell 206L · Fuel Boost PumpSDR CA101115021Solenoid · burned(CAN) BLEW CIRCUIT BREAKER. ON INSPECTION, SOLENOID WAS BURNT. SENT TO O/H SHOP. INSTALLED TSO 0.0 UNIT.Nov 5, 2010 · Bell 206L · Cargo CompartmentsSDR CA100927010Bearing · spalledTRANSMISSION CHIP LIGHT CAUSED BY STEADY BEARING ON INPUT PINION.Sep 15, 2010 · Bell 206L · Main Rotor GearboxSDR CA100927011Bearing · spalledENGINE CHIP LIGHT CAUSED BY 2.5 BEARING.Jul 23, 2010 · Bell 206L · Turbine Engine Accessory DriveSDR CA100430004Clutch · seized(CAN) UNUSUAL NOISE DETECTED BY THE PILOT ON SHUT DOWN. FURTHER INVESTIGATION REVEALS SEIZED FREEWHEEL. FREE WHEEL REMOVED AND SENT TO INVESTIGATION TO SKYLINE HELICOPTERS. A REPORT WILL BE SUBMITED SHORTLY.Apr 26, 2010 · Bell 206L · Engine/Transmission CouplingSDR CA091109007Indicator · misrepaired(CAN) RECEIVED THIS INDICATOR FROM O/H AND IT WAS FOUND TO BE INDICATING 300 DEGREES CELSIUIS TO HIGH UPON INSTALLATION AND TEST. WE ARE ASSUMING THIS PROBLEM WAS DUE TO POOR QC OR DAMAGE DUE TO SHIPPING BUT THE BOX THE T.O.T. INDICATOR CAME IN LOOKED UNDAMAGNov 6, 2009 · Bell 206L · Engine EGT/TIT Indicating SystemSDR CA091013003Blade · delaminated(CAN) DURING DAILY INSP PILOT NOTICED THE OTBD T/E SKIN WAS DELAMINATED 6 INCHES FROM THE TIP ON TAIL ROTOR BLADE PN 206-016-201-131, SN CS-12194 BLADE HAS 120.8 HOURS REMAINING BEFOR RETIREMENT. BOTH BLADES WERE REPLACE WITH NEW BLADES AND THE ASSY WAS BALANCOct 10, 2009 · Bell 206L · Tail Rotor BladesSDR CA091008004Bearing · worn(CAN) ENGINE CHIP LIGHT FOUND PROBLEM WITH THE BALL BEARING ON THE POWER TAKEOFF OUTPUT SHAFT.Oct 8, 2009 · Bell 206L · Turbine Engine Reduction GearSDR CA090902007Bearing · spalledENG CHIP LIGHT, FOUND PROBLEM WITH THE PWR TAKEOFF OUTPUT SHAFT BEARING, INNER AND OUTER RACE WORN.Aug 21, 2009 · Bell 206L · Main Rotor GearboxSDR CA090902006Bearing · spalledENG CHIP LIGHT PROBLEM FOUND WITH THE BALL BRG ON THE PWR TAKEOFF OUTPUT SHAFT.Aug 21, 2009 · Bell 206L · Fuselage Miscellaneous StructureSDR CA091103006Bearing · failed(CAN) ENG WAS REMOVED AFTER METAL CONTAMINATION AND SENT TO A REPAIR FACILITY. THE 2.5 BEARING WAS FOUND TO HAVE SPALLED ROLLERS AND RACE AND WAS MISSING A ROLLER. THIS BEARING WAS A PMA PART PN 23034787AL SN TA NR 0511363 AND WAS INSTALLED NEW 385 HOURS AGO. Jun 9, 2009 · Bell 206L · Turbine Engine Reduction GearSDR CA090518001Bearing · corroded(CAN) RECEIVED MAIN ROTOR HUB FOR 1200 HOUR INTERIM INSP. WHEN DISASSEMBLED FOUND BOTH OTBD EXCLUDERS IN GRIP ASSEMBLIES WERE NO LONGER RETAINING LUBRICANT AND ALLOWING IT TO PASS INTO THE YOKE SPINDLE BORES. THE YOKE SPINDLES INBD RACE AREA DID NOT HAVE SUFMay 15, 2009 · Bell 206L · Main Rotor HeadSDR CA090512002Bearing · worn(CAN) PILOT HAD A ENGINE CHIP LIGHT INDICATION, ENGINE WAS REPLACED, INSP REVEALED TURBINE NR 5 BEARING WAS WORN AND SOME BALLS MISSING.Apr 11, 2009 · Bell 206L · Turbine SectionSDR CA090407012Bearing · damaged(CAN) DURING A SERVICEABILITY CHECK AT T/R ASSY SECTION (BLADE S/N CS-10215) BEARING MOVING INSIDE THE BLADE, FOUND.Apr 7, 2009 · Bell 206L · Tail Rotor BladesSDR CA090401009Bushing · crackedROUTINE INSPECTION DISCOVERED A CRACK BETWEEN THE THROTTLE ARM BUSHING AND ROLL PIN ACCESS HOLE. COLLECTIVE ELBOW FOUND TO BE CORRECTLY INSTALLED AND NO OTHER DEFECTS NOTED. ELBOW ASSY REPLACED AND ACFT RETURNED TO SERVICE.Mar 31, 2009 · Bell 206L · Main Rotor ControlSDR CA090407013Stator Vane · unserviceable(CAN) DURING COMPRESSOR HALVES INSP, ONE STATOR BLADE OF THE LAST AXIAL COMPRESSOR STAGE WAS TORN AND WAS SIDEWAYS CONTACTING THE ONE NEXT TO IT. THE BLADE WAS ONLY HELD IN PLACE BY 5-10 PERCENT OF THE BLADE ROOT. THIS COULD HAVE CAUSED THE BLADE TO GO THRU THMar 23, 2009 · Bell 206L · Turbine Engine Compressor SectionSDR CA090304008Bearing · damaged(CAN) RECEIVED MAIN ROTOR HUB FOR REPLACEMENT OF TIME EXPIRED COMPONENTS. WHEN DISASSEMBLED FOUND THAT BOTH OTBD EXCLUDERS IN GRIP ASSEMBLIES WERE NO LONGER RETAINING THE LUBRICANT AND ALLOWING IT TO PASS INTO THE YOKE SPINDLE BORES. THE INBD BEARING CONTACT AFeb 27, 2009 · Bell 206L · Main Rotor HeadSDR CA081223003Release Cable · separated(CAN) PILOT REPORTED UN-COMMANDED HOOK RELEASE (LOSS OF LEAD) UPON INSPECTION FOUND FAULTY MANUAL RELEASE CABLE WHEN HOOK PULLED TO FAR END OF SWAGED END SEPARATED CAUSING UNCOMMENDED HOOK RELEASE HOOK END CABLE REMOVED FROM A/C AND NEW CABLE ORDERED ALL OTHERDec 9, 2008 · Bell 206L · Cargo CompartmentsSDR CA081017007Governor · malfunctioned(CAN) UPON REMOVAL OF THE GOVERNOR IT WAS NOTED THAT THE DRIVE GEAR HAD COME SEPARATED. ALL PARTS WERE FOUND IN THE DRIVE GEAR FOR THE GOVERNOR. THERE WAS DIFFICULTY GETTING FULL RANGE OF THE GOVERNOR, COULD NOT ADJUST FOR 100 PERCENT ON THE GROUND. THE DRIVE Oct 17, 2008 · Bell 206L · Turbine GovernorSDR CA080923004Oil System · overtemp(CAN) ENGINE OIL TEMPERATURE INCREASED TO 100 DEG. C.Sep 22, 2008 · Bell 206L · Engine Oil TemperatureSDR CA080813002Pitch Horn · loose(CAN) THE STUD WHICH HOLDS THE PITCH LINKS ONTO THE PITCH HORN CAME LOOSE. THIS CAUSED A VIBRATION FELT IN THE PEDALS. THE TAILROTOR HUB WAS 2400 HOURS TSO AND BLADES WERE 2300 TSN. THERE IS NO REQUIREMENT TO OVERHAUL THE PITCH HORNS SO NO RECORD AS TO TOTAL TAug 13, 2008 · Bell 206L · Tail Rotor BladesSDR CA080625005Blade · delaminated(CAN) DELAMINATION AT ROOT OF BLADE ON UPPER SURFACE OF THE GIP PLATE FINGER. VISUAL SEPARATION NOTED ON DAILY INSP.Jun 12, 2008 · Bell 206L · Main Rotor BladesSDR CA080103007Bolt · broken(CAN) ON INSPECTION OF THE AIRCRAFT IT WAS NOTED THAT THE (1) OF THE (3) BOLTS WAS BROKEN AND THE OTHERS SHOWED SIGNS OF CORROSION ALL (3) BOLTS WHERE REPLACED WITH NEW. (TC NR 20080103007)Jan 3, 2008 · Bell 206L · Tail Rotor Control SystemSDR CA071029004Housing · cracked(CAN) OIL FOUND ON TRANSMISSION DECK AFTER BRIEF DAILY INSPECTION, OIL LEAK FOUND FROM THE BOTTOM OF THE TRANSMISSION. UPON FURTHER INVESTIGATION TRANSMISSION REMOVED AND BOTTOM CASING FOUND TO BE CRACKED AT LOWER MAST SUPPORT BRG. (TC NR 20071029004)Aug 9, 2007 · Bell 206L · Main Rotor GearboxSDR CA070814002Blade · damaged(CAN) UPON LANDING IN A BRUSH AREA, THE PILOT LOWERED THE COLLECTIVE, WHICH IN TURN RAISED (2) TREES THAT WERE SITUATED ON THE LEFT AND THEN HIT THE ROTOR DISK. THE PILOT THEN DISPLACED THE AIRCRAFT TO THE RT. AN ENGINE SHUTDOWN WAS PERFORMED AND VISUAL INSPEJul 10, 2007 · Bell 206L · Main Rotor BladesSDR CA070726003Sleeve · cracked(CAN) PILOT STARTING A/C, THROTTLE OPENED, NO ENGINE LIGHT OFF OCCURED. OPENED ENGINE COWL TO INVESTIGATE, NOTICED FUEL DRIPPING FROM AROUND START DE-RICHMENT ADJUSTMENT OF FCU, ONTO THE STARTER GENERATOR. CONTACTED MAINTENANCE PERSONNEL TO INVESTIGATE. FUEL CJul 9, 2007 · Bell 206L · Fuel Control/Turbine Engines
Back to Bell 206L