Allison 250-C30P

Service difficulty reports · 646

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 = '250C30P'
  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 HEEA083303Bleed Valve · failedBLEED VALVE PRODUCING HIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE.Jan 9, 2003 · N6603X · Bell 206L3 · Compressor Bleed ValveSDR HEEA083305Bleed Valve · failedBLEED VALVE PRODUCING HIGHER THAN NORMAL TOT. REPLACED WITH SERVICEABLE BLEED VALVE.Jan 9, 2003 · N3116P · Bell 206L3 · Compressor Bleed ValveSDR HEEA083306Bleed Valve · malfunctionedAFTER LANDING AND TAKE OFF, TOT INCREASED 30 DEGREES ABOVE NORMAL AND AFTER A FEW MINUTES RETURNED TO NORMAL THAN RAN 30 DEGREES HIGHER THAN NORMAL. REPLACED WITH SERVICEABLE BLEED VALVE.Jan 9, 2003 · N6160Y · Bell 206L3 · Compressor Bleed ValveSDR HEEA083307Bleed Valve · failedBLEED VALVE PRODUCING COMPRESSOR STALL. REPLACED WITH SERVICEABLE BLEED VALVE.Jan 9, 2003 · N30KH · Bell 206L3 · Compressor Bleed ValveSDR HEEA083310Solenoid Valve · damagedSOLENOID VALVE CAUSING CIRCUIT BREAKER TO POP AND SMOKE. REPLACED WITH SERVICEABLE PART.Jan 9, 2003 · N3207Q · Bell 206L3 · Engine Anti-Icing SystemSDR HEEA083316Check Valve · smokeTURBINE OIL PRESSURE CHECK VALVE SMOKING ON SHUTDOWN. REPAIRED.Jan 9, 2003 · N206FS · Bell 206L3 · Turbine SectionSDR HEEA083317Check Valve · damagedCHECK VALVE HAS DAMAGED FITTING THREADS. REPAIRED.Jan 9, 2003 · N6748D · Bell 206L3 · Turbine SectionSDR HEEA083324Bearing · defectiveN2 RPM INCONSISTENT. GOVERNOR HAD INCONSISTENT OVERSPEED. SPLIT BODIES, CLEANED, AND INSPECTED PARTS. FOUND DEFECTIVE ROLLER BEARINGS ON GOVERNOR LEVER. REPLACED WITH NEW PARTS AND UNIT TESTED SATISFACTORY.Jan 9, 2003 · N31077 · Bell 206L3 · Turbine GovernorSDR HEEA083325Governor · erraticGOVERNOR PRODUCING ERRATIC OPERATION. REPAIRED.Jan 9, 2003 · N31077 · Bell 206L3 · Turbine GovernorSDR HEEA083326Governor · fluctuatesGOVERNOR PRODUCING TORQUE AND TOT FLUCTUATES. UNABLE TO VERIFY DIFFICULTY REPORTED. NO DISCREPANICES NOTED.Jan 9, 2003 · N6251X · Bell 206L3 · Turbine GovernorSDR HEEA083327Fuel Control · malfunctionedFUEL CONTROL UNIT PRODUCING INTERMITTENT START. UNABLE TO VERIFY DIFFICULTY REPORTED. NO DISCREPANICES NOTED.Jan 9, 2003 · N6251X · Bell 206L3 · Fuel Control/Turbine EnginesSDR HEEA083328Fuel Control · failedFUEL CONTROL UNIT PRODUCING HANG STARTS AND AFTER ONE ADJUSTMENT AIRCRAFT FLAMED OUT. START DERICHMENT ADJUSTER JAM NUT LOOSE. ALSO FOUND START DERICHMENT AND START ACCELERATION ADJUSTER ADJUSTED ALL THE WAY TO THE COUNTER CLOCKWISE STOP. RESET BOTH ADJUSTMEJan 9, 2003 · N6748D · Bell 206L3 · Fuel Control/Turbine EnginesSDR HEEA083329Fuel Control · malfunctionedN1 HUNG AT 20 PERCENT N1 AND COULD NOT BE INCREASED. SECOND ATTEMPT, START WAS NORMAL. REPAIRED.Jan 9, 2003 · N6160Y · Bell 206L3 · Fuel Control/Turbine EnginesSDR HEEA083330Fuel Control · malfunctionedN2 WOULD NOT STAY AT SET RPM. FOUND N1 RESET GUIDE AND ROD ASSY WORN. REPAIRED FUEL CONTROL.Jan 9, 2003 · N31077 · Bell 206L3 · Fuel Control/Turbine EnginesSDR HEEA083331Fuel Control · malfunctionedFUEL CONTROL PRODUCING HIGH STARTING TEMPS. ADJUST DOWN TO COLD ADJUST UP TO HOT. IN SHOP REPAIR.Jan 9, 2003 · N2268V · Bell 206B3 · Fuel Control/Turbine EnginesSDR HEEA083095Igniter Box · inoperativeIGNITER BOX INOPERATIVE. WILL NOT LIGHT OFF. TO BE SENT TO VENDOR FOR REPAIR.Jan 8, 2003 · N6251X · Bell 206L3 · ExciterSDR HEEA083109Filter · damagedFILTER ASSY BYPASS BUTTON REMAINS PARTIALLY EXTENDED AT ALL TIMES. TO BE SENT TO VENDOR.Jan 8, 2003 · N8588X · Bell 206L3 · Turbine Engine Oil SystemSDR HEEA083014Duct · tornENGINE COMPRESSOR INDUCER BLEED DUCT TORN. SCRAPPED.Jan 6, 2003 · N3207Q · Bell 206L3 · Turbine Engine Compressor SectionSDR ALG2003F00005Starter Gen · failedDURING FLIGHT, IN FLIGHT STARTER GENERATOR FAILED AND WOULD NOT RESET, THE PILOT FOLLOWED THE EMERGENCY CHECKLIST, UPON LANDING THE MECHANIC REMOVED AND REPLACED THE STARTER GENERATOR AND THE AIRCRAFT WAS RETURNED TO SERVICE.Dec 16, 2002 · N2618 · Bell 206L1 · Starter-GeneratorSDR 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 ALG2003F00018Skin · corrodedDURING DAILY INSPECTION, CORROSION IN EVERY SEAM, INTAKE SHELF MOUNTING FLANGE AND INSIDE FORMED SCOOP.Dec 3, 2002 · N173AL · Bell 206L4 · DoorsSDR ALG2003F00031Bleed Valve · failedDURING TAKE OFF, COMPRESSOR STALLED, PILOT ABORTED THE FLIGHT, UPON LANDING THE MECHANIC REMOVED AND REPLACED THE BLEED VALVE, ALSO THE MECHANIC CHECKED FUEL NOZZLES AND CHECKED ALL AIR LINES, THE FUEL SYSTEM WAS BLED AND THE AIRCRAFT RETURNED TO SERVICE.Nov 20, 2002 · N194H · Bell 206L1 · Compressor Bleed ValveSDR ALG2003F0000CFitting · crackedDURING INSPECTION, FOUND FITTING CRACKED EMANATING FROM RIVET HOLE.Nov 10, 2002 · N2654 · Bell 206L1 · Rotorcraft Tail BoomSDR CA021129007Tube · chafed(CAN) AN OIL LEAK APPEARING TO BE ORIGINATED FROM BRAIDED STEEL TRANSMISSION RETURN LINE FROM THE FREEWHEELING UNIT. CLOSER INSPECTION REVEALED THAT ADJACENT ALUMINUM TUBE WAS CHAFED. VERIFIED PROPER CLAMPING OF THE AFFECTED PARTS, NO FAULT WAS FOUND. APPAROct 25, 2002 · Bell 206L1 · Main Rotor GearboxSDR ALG2003F00047Fuel Control · leakingDURING POST FLIGHT, THE MECHANIC FOUND FUEL CONTROL LEAKING, HE REMOVED AND REPLACED THE FUEL CONTROL, AIRCRAFT WAS LEAK CHECKED AND RETURNED TO SERVICE.Oct 7, 2002 · N272M · Bell 206L1 · Fuel Controlling SystemSDR ALG2003F00049Pump · failedDURING FLIGHT, PILOT REPORTED PARTIAL HYDRAULIC FAILURE, UPON LANDING THE MECHANIC REMOVED AND REPLACED THE HYDRAULIC PUMP AND HYDRAULIC FILTER, THE AIRCRAFT WAS CHECKED FOR LEAKS AND OPS CHECK WAS SATISFACTORY. AIRCRAFT WAS RETURNED TO SERVICE.Oct 7, 2002 · N359AL · Bell 206L3 · Hydraulic Pump (Electric/Engine), MainSDR ALG2003F00046Servo · undertorquedDURING FLIGHT, PILOT REPORTED COLLECTIVE STIFF AT 60 PERCENT TORQUE, UPON LANDING, THE MECHANIC REMOVED AND REPLACED THE COLLECTIVE SERVO AND THE AIRCRAFT WAS RETURNED TO SERVICE.Oct 6, 2002 · N359AL · Bell 206L3 · Main Rotor HeadSDR PG92002F00004Scavenge Pump · failedDURING OPERATIONS, AIRCRAFT HAD FLUCTUATING OIL PRESSURE AND TORQUE. PILOT LANDED AIRCRAFT AND CALLED MAINTENANCE. MECHANIC INSPECTED AIRCRAFT AND PERFORMED GROUND RUN. MECHANIC DETERMINED THAT ENGINE OIL SCAVENGE PUMP WAS NOT SENDING ADEQUATE AMOUNT OF OILSep 27, 2002 · N3895D · Bell 206L1 · Engine Oil Distribution (Airframe Furnished)SDR YTRR080718Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N207RT · Bell 206L4 · Turbine Engine Oil SystemSDR YTRR080719Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N207RT · Bell 206L4 · Turbine Engine Oil SystemSDR YTRR080720Shaft · wornOIL PUMP SPLINES WORN EXCESSIVELY.Aug 19, 2002 · N520RL · Bell 206L4 · Turbine Engine Oil SystemSDR HEEA080515Seal · leakingENGINE REMOVED DUE TO FLUCTUATING OIL PRESSURE, SMOKE ON SHUTDOWN AND OIL BLOWING FROM GEARBOX. UPON INSPECTION OF GEARBOX PARTS NOTED AIR OIL SEPERATOR HYDRODYNAMIC SEAL LEAKING. SCRAPPED SEAL.Jul 31, 2002 · N3116P · Bell 206L3 · Turbine Engine Accessory DriveSDR HEEA080513Liner · bentDURING HOT SECTION INSPECTION THE LINER WAS FOUND BENT.Jul 30, 2002 · N4180F · Bell 206L3 · Turbine SectionSDR HEEA080639Elbow · leakingENGINE LINE ELBOW LEAKING. REPLACED WITH SERVICEABLE PART.Jul 30, 2002 · N30KH · Bell 206L3 · Engine (Turbine/Turboprop)SDR HEEA080660Lead · chafedINGNITER LEAD CHAFED. REPAIRED.Jul 30, 2002 · N42EA · Bell 206L3 · Ignition Harness (Distribution)SDR HEEA080671Chip Detector · failedCHIP DETECTOR DID NOT PASS INSPECTION REQUIREMENT. SCRAPPED.Jul 30, 2002 · N31801 · Bell 206L3 · Turbine Engine Oil SystemSDR HEEA080400Stud · brokenREMOVED DUE TO COMPRESSOR SCROLL STUD BROKEN. UPON INSPECTION OF COMPRESSOR PARTS NOTED WORN TANGS AND SLOTS, CHIPS AND PITS ON CARBON FACE.Jul 8, 2002 · N8592X · Bell 206L3 · Turbine Engine Compressor SectionSDR PG92002F00003Fuel Control · surgesENGINE FUEL CONTROL REMOVED AND REPLACED DUE TO COMPRESSOR SURGE FROM 62 PERCENT TO 100 PERCENT.Jul 1, 2002 · N5743C · Bell 206L1 · Fuel Control/Turbine EnginesSDR 510RT062702Tach Generator · failedHYDRAULIC FAILURE DURING CRUISE FLIGHT.Jun 27, 2002 · N510RT · Bell 206L3 · Main Rotor Indicating SystemSDR PG92002F00002Seal · damagedTURBINE REMOVED AND REPLACED DUE TO SMOKING DURING SHUTDOWN.Jun 26, 2002 · N178PA · Bell 206L1 · Turbine SectionSDR HEEA079894Bearing · failedENGINE REMOVED DUE TO METAL IN OIL. PARTS REPLACED IN COMPLIANCE WITH CEBA-72-3217 R4.Jun 19, 2002 · N1546K · Skrsky S76A · Turbine Engine Accessory DriveSDR HEEA079895Bearing Cage · failedENGINE REMOVED DUE TO METAL IN OIL. PARTS REPLACED IN COMPLIANCE WITH CEBA-72-3217 R4.Jun 19, 2002 · N1546K · Skrsky S76A · Turbine Engine Accessory DriveSDR ALGA079858Gear · spalledSPALLING AND GALLING ON GEAR TEETH DUE TO IMPROPER MESHING OF TEETH.Jun 10, 2002 · N355AL · Bell 206L3 · Turbine Engine Reduction GearSDR CA020726015Channel · chafed(CAN) DURING A 100 HOUR INSPECTION UPPER LT CHANNEL LOCATED ON REAR OF FUSELAGE WHERE TAILBOOM ATTACHES TO FUSELAGE. CHANNEL FOUND TO HAVE CRACK PRETUDING FROM A RIVET HOLE. CHANNEL WAS REMOVED AND REPLACED NEW.Jun 5, 2002 · Bell 206L1 · Fuselage Miscellaneous StructureSDR HEEA079409Filter · damagedENGINE OIL FILTER BYPASS BUTTON WEAK.May 28, 2002 · N31077 · Bell 206L3 · Turbine Engine Oil SystemSDR HEEA079410Filter · damagedENGINE OIL FILTER BYPASS INDICATOR WILL NOT EXTEND.May 28, 2002 · N31801 · Bell 206L3 · Turbine Engine Oil SystemSDR EGIA1Compressor · seizedWHEN PILOT ATTEMPTED TO START ENGINE, STARTER WOULD NOT ROTATE COMPRESSOR. AFTER TROUBLESHOOTING START SYSTEM, DISCOVERED COMPRESSOR SEIZED. COMPRESSOR SECTION WAS REMOVED AND STILL COULD NOT BE ROTATED BY HAND. NO OIL CONTAMINATION IN OIL SYSTEM SUGGESTINGMay 20, 2002 · N5007F · Bell 206L1 · Turbine Engine Compressor SectionSDR HEEA079098Filter · leakingENGINE OIL FILTER LEAKING FROM HOSE.May 20, 2002 · N30KH · Bell 206L3 · Turbine Engine Oil SystemSDR LCF2002F00000Bearing · seizedPILOT ATTEMPTED TO START ENGINE WITH NO ROTATION NOTED. AFTER TROUBLESHOOTING START SYSTEM COMPRESSOR WAS FOUND TO BE SIEZED. COMPRESSOR WAS REMOVED AND STILL NOT ABLE TO ROTATE. NO METAL CONTAMINATION FOUND TO SUGGEST BEARING FAILURE. AXIAL COMPRESSOR DOEMay 20, 2002 · N5007F · Bell 206L1 · Turbine Engine Compressor Section
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