Pratt & Whitney PT6T-3B

Service difficulty reports · 480

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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 = 'PT6T3B'
  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 CA030530003Blade · cracked(CAN) DURING ANNUAL M/R BLADE INSPECTION AME DISCOVERED A SMALL CORROSION PIT IN BLADESKIN LOCATED AT BLADE STATION 13.7 & 5.5 FROM LEADING EDGE.(SEE ATTACHED PHO TOS)FOUR CRACKS WERE FOUND ORIGINATING FROM THE PIT.THE LONGEST CRACK WAS 14 INCH CHORDWISE, TWO Apr 28, 2003 · Bell 212 · Main Rotor BladesSDR ERAA086442Control Unit · splitTORQUE SPLIT 20 PERCENT IN CRUISE FLIGHT SENT INTO MANUFACTURER FOR REPAIR. DISMANTLED AND COMPONENT EXAMINATION FOUND SERVO VALVE ORIFICES AND LEVER TO BE CONTAMINATED WITH OILY BROWN SOOT PAST. APPRECIABLE WEAR WAS EVIDENT ON THE SERVO VALVE LEVER AND ORIApr 25, 2003 · N167EH · Bell 412 · Fuel Controlling SystemSDR HEEA084953Control Unit · splitTORQUE SPLITS. FOUND PR-PG RESTRICTORS AND SERVO LEVER WORN. REPLACED PARTS. TESTED SATISFACTORY.Feb 27, 2003 · N6559Z · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084954Control Unit · splitTORQUE SPLITS AND OSCILLATIONS. FOUND LEAKAGE. POLISHED AND RESET SERVO VALVES AND LEVER. TESTED SATISFACTORY.Feb 27, 2003 · N2149S · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084955Control Unit · oscillatesTORQUE CONTROL UNIT CREATES TORQUE OSCILLATIONS.Feb 27, 2003 · N3893P · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084956Control Unit · oscillatesTORQUE CONTROL UNIT CAUSES ENGINE OSCILLATIONS AND TORQUE ACCELERATIONS. COULD NOT DUPLICATE OSCILLATION. UNIT NEEDED MINOR TRIM ADJUSTMENTS. TESTED SATISFACTORY.Feb 27, 2003 · N142PH · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084957Control Unit · splitTORQUE SPLITS. FOUND LEAKING SERVO VALVES. REPLACED VALVES AND LEVER. TESTED SATISFACTORY.Feb 27, 2003 · N5759N · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA085000Lead · chafedIGNITER LEAD CHAFED.Feb 27, 2003 · N2149S · Bell 412 · Ignition Harness (Distribution)SDR HEEA084484Control Unit · surgesCONTROL UNIT CAUSING TORQUE SURGES WHEN POWER IS APPLIED. IN SHOP FOR REPAIR.Feb 14, 2003 · N142PH · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084485Fuel Control · malfunctionedNR 1 ENGINE FLUTTERS IN MANUAL MODE WHEN THROTTLE ADVANCED. IN SHOP FOR REPAIR.Feb 14, 2003 · N6559Z · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084512Governor · oscillatesFREE TURBINE GOVERNOR PRODUCING ENGINE OSCILLATION. REPAIRED.Feb 14, 2003 · N2148K · Bell 412 · Turbine GovernorSDR HEEA084513Governor · malfunctionedFREE TURBINE GOVERNOR PRODUCING N1, ITT, N2 OSCILLATION AT FLAT PITCH AND FLIGHT. REPAIRED.Feb 14, 2003 · N2148K · Bell 412 · Turbine GovernorSDR HEEA084514Governor · damagedTROUBLESHOOTING. FOUND GOVERNOR BREAK LOW AND UNIT HANGING. SPLIT UNIT AND INSPECTED INTERIOR AND FOUND FLYWEIGHTS STICKING SLIGHTLY. CLEANED FLYWEIGHT PINS AND RETESTED. UNIT TESTED OK.Feb 14, 2003 · N107X · Bell 412 · Turbine GovernorSDR HEEA084515Governor · malfunctionedBEEP RANGE KEEPS CHANGING. FOUND GOVERNOR ACTION TO BE A LITTLE SLUGGISH. FOUND FLYWEIGHT PINS COATING TO BE SLIGHTLY WORN AND TEFLON FLYWEIGHT WASHERS ALSO WORN. REPLACED PARTS AND UNIT TESTED SATISFACTORY.Feb 14, 2003 · N2148K · Bell 412 · Turbine GovernorSDR HEEA084516Governor · malfunctionedTORQUE SPLIT. FOUND GOVERNOR BREAK SLOW TO RESPOND. REPLACED TEFLON TUBE AND ROLLER BEARINGS DUE TO WEAR. UNIT TESTED SATISFACTORY.Feb 14, 2003 · N3893N · Bell 412 · Turbine GovernorSDR HEEA084517Governor · malfunctionedLOW SIDE FAILURE. FOUND GOVERNOR RESPONSE SLOW. FOUND ACTION OF FLYWEIGHTS SLOW DUE TO DIRTY AND WORN COATING ON FLYWEIGHT PINS. ALSO FOUND SLIGHT WEAR ON TEFLON TUBE. REPLACED PINS AND TUBE. UNIT TESTED SATISFACTORY.Feb 14, 2003 · N107X · Bell 412 · Turbine GovernorSDR HEEA084518Governor · failedHIGH SIDE GOVERNOR FAILURE. REPAIRED.Feb 14, 2003 · N2149S · Bell 412 · Turbine GovernorSDR HEEA084519Governor · oscillatesGOVERNOR CAUSING OSCILLATION WHEN POWER IS APPLIED. REPAIRED.Feb 14, 2003 · N3893N · Bell 412 · Turbine GovernorSDR HEEA084522Bleed Valve · failedBLEED VALVE FAILED ENGINE HAS HIGH ITT AND N1 SPEED.Feb 14, 2003 · N142PH · Bell 412 · Compressor Bleed ValveSDR HEEA084523Bleed Valve · failedTROUBLESHOOTING BLEED VALVE FOR HIGH ITT.Feb 14, 2003 · N2149S · Bell 412 · Compressor Bleed ValveSDR HEEA084531Bleed Valve · failedBLEED VALVE CAUSES COMPRESSOR STALLS WHEN ROLLING THROTTLE TO FULL OPEN.Feb 14, 2003 · N3893L · Bell 412 · Compressor Bleed ValveSDR HEEA084532Fuel Control · failedDURING FUEL CROSS FEED CHECK THE NR 2 ENGINE FLAMED OUT. FLOW PROBLEMS (INCONSISTENT). THE BYPASS VALVE WAS STUCK. REPLACED VALVE AND SLEEVE. UNIT TESTED SATISFACTORY.Feb 14, 2003 · N6559Z · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA084609Pump · leakingFUEL PUMP SEAL LEAKING AT AFCU. POLISHED GEAR SET AND RETESTED UNIT. UNIT TESTED SATISFACTORY.Feb 14, 2003 · N142PH · Bell 412 · Engine Fuel PumpSDR CA030220002Bearing Race · spalled(CAN) A WEEK PREVIOUS, THE BELL 212 HAD A CHIP LIGHT ON THE M/R TRANSMISSION. THE CHIP PLUGS WERE PULLED AND THE ENGINEER FOUND FINE FUZZ AND SLIVERS, INSIGNIFICANT TO WARRANT FURTHER INVESTIGATION BUT TO MONITOR. NEXT WEEK THE PILOT REPORTED THAT THE CHIP LIGJan 28, 2003 · Bell 212 · Main Rotor GearboxSDR HEEA083969Engine · overtempCOMPRESSOR STALL ON NR 1 ENGINE. NR 1 N1 ENGINE DROPPED OFF LINE ON SHORT FINAL. MAINTENANCE DETERMINED THROUGH HUMS DATA RETRIEVED THAT THE NR 1 ENGINE ITT HAD EXCEEDANCE 1006 DEGREES FOR 15 SECONDS. REPLACED ENGINE.Jan 17, 2003 · N2149S · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA083543Engine · malfunctionedENGINE POWER SECTION PRODUCING LOW POWER N1. TO BE SENT TO VENDOR.Jan 13, 2003 · N6559Z · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA083544Engine · overheatedENGINE TEMP WENT ABOVE 1006 DEGREES FOR 15 SEC. AFTER COMPRESSOR STALLED. IN SHOP REPAIR.Jan 13, 2003 · N2149S · Bell 412 · Engine (Turbine/Turboprop)SDR CA030108018Bearing · failed(CAN) PILOT OBSERVED NR 1 GENERATOR FAIL CAUTION LIGHT FLICKERING WHILE IN NORMAL CRUISE FLIGHT. NORMAL OPERATION CONTINUED ON NR 2 SYSTEM. NR 1 STARTER-GENERATOR WOULD NOT CRANK ON NEXT START AND WAS REPLACED WITH A SERVICEABLE UNIT. UNIT IS AWAITING DISSASEMDec 29, 2002 · Bell 212 · Starter-GeneratorSDR HEEA082607Governor · failedNR 1 ENGINE DECELERATED ON TAKEOFF. REPLACED NR 1 GOVERNOR.Dec 13, 2002 · N3911L · Bell 412 · Turbine GovernorSDR CA021016003Chip Detector · flaking(CAN) TIN PLATING OF CHIP DETECTOR POLES FOUND TO BE FLAKING OFF, POTENTIAL FOR ERRONEOUS INDICATION. PART REPLACED WITH SERVICEABLE UNIT AND SENT TO MANUFACTURER FOR ANALYSIS.Sep 30, 2002 · Bell 212 · Main Rotor GearboxSDR AUS20021096Hose · worn(AUS) TRANSMISSION OIL HOSE HOLED AND LEAKING. HOSE WAS CHAFING ON AN ADJACENT PIPE. TRANSMISSION OIL LOST OVERBOARD.Sep 27, 2002 · Bell 412 · Main Rotor GearboxSDR AUS20020959Valve · faulty(AUS) NO1 HYDRAULIC SYSTEM INTEGRATED VALVE ASSEMBLY FAULTY.Aug 16, 2002 · Bell 412 · Hydraulic System, MainSDR AUS20020960Heater · leaking(AUS) FUEL/OIL HEATER LEAKING FROM WELD ON THE TOP OF THE HEATER. NOCRACK OR HOLE WAS VISIBLE USING A X10 MAGNIFYING GLASS.Aug 5, 2002 · Bell 412 · Fuel HeaterSDR HEEA080507Bleed Valve · oscillatesBLEED VALVE HAS INTERMITTENT OSCILLATION.Jul 29, 2002 · N6559Z · Bell 412 · Compressor Bleed ValveSDR HEEA080508Bleed Valve · oscillatesBLEED VALVE DELIVERS ENGINE OSCILLATIONS.Jul 29, 2002 · N3893N · Bell 412 · Compressor Bleed ValveSDR HEEA080509Bleed Valve · failedBLEED VALVE PRODUCING HIGH ITT (100 DEGREES HIGHER) AND ENGINE N1 FLUCTUATIONS.Jul 29, 2002 · N2258F · Bell 412 · Compressor Bleed ValveSDR HEEA080510Bleed Valve · malfunctionedBLEED VALVE PRODUCING ENGINE SURGE.Jul 29, 2002 · N2148K · Bell 412 · Compressor Bleed ValveSDR HEEA080511Bleed Valve · malfunctionedBLEED VALVE PRODUCING CONSTANT TORQUE SURGES IN FLIGHT.Jul 29, 2002 · N2148K · Bell 412 · Compressor Bleed ValveSDR HEEA080512Bleed Valve · malfunctionedBLEED VALVE PRODUCING OSCILLATION IN HOVER.Jul 29, 2002 · N2148K · Bell 412 · Compressor Bleed ValveSDR HEEA080517Oil Cap · stickingOIL FILLER CAP DIFFICULT TO REMOVE. SCRAPPED.Jul 29, 2002 · N5759N · Bell 412 · Engine Oil Storage (Airframe Furnished)SDR HEEA080539Servo Valve · leakingTORQUE SPLIT. TESTED UNIT AND FOUND SERVO VALVES LEAKING. REPLACED SERVO VALVE AND SERVO LEVER WITH REWORKED PART. UNIT TESTED SATISFACTORY.Jul 29, 2002 · N2148K · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA080540Control Unit · oscillatesBOTH ENGINES OSCILLATING TOGETHER 3 TO 4 PERCENT. REPLACED WITH SERVICEABLE PART.Jul 29, 2002 · N2148K · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA080541Servo Valve · leakingLARGE TORQUE OSCILLATION. FOUND SERVO VALVES AND LEVER LEAKING AIR. CLEANED VALVES AND LEVER, RESET UNIT AND TESTED SATISFACTORY.Jul 29, 2002 · N3893N · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA080542Servo Valve · leakingENGINE SURGE. FOUND SERVO VALVES LEAKING. PERFORMED 2500 HOUR INSPECTION. POLISHED SERVO VALVES AND RE-CALIBRATED UNIT. TESTED SATISFACTORY.Jul 29, 2002 · N6559Z · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA080543Servo Valve · leakingCAUSES TORQUE SPLITS AND ERRATIC CONTROL. ENGINES SURGING. FOUND SERVO VALVES LEAKING. REPLACED SERVO VALVES AND SERVO VALVE LEVERS. UNIT TESTED SATISFACTORY.Jul 29, 2002 · N2148K · Bell 412 · Fuel Control/Turbine EnginesSDR HEEA080544Fuel Control · damagedLEAKING AT DOME WEEP HOLE. SPLIT UNIT AND INSPECTED TORQUE TUBE BORE. FOUND TORQUE TUBE BORE COATING FLAKING OFF. SENT MAIN BODY TO VENDOR FOR REPAIR. REASSEMBLED UNIT AFTER REPAIR AND FOUND NO LEAKING. UNIT TESTED SATISFACTORY.Jul 29, 2002 · N2148K · Bell 412 · Fuel Controlling SystemSDR AUS20020706Heater · leaking(AUS) FUEL/OIL HEATER LEAKING OIL FROM WELD LINE ON MAIN BODY.Jul 1, 2002 · Bell 412 · Fuel HeaterSDR AUS20020663Tach Generator · faulty(AUS) TACHOMETER GENERATOR FAILED.Jun 28, 2002 · Bell 412 · Engine RPM Indicating SystemSDR HEEA079925Engine · failedWHEN PLACED IN MANUAL, GOVERNOR ENGINE COMPRESSOR STALLED AT APPROXIMATELY 70 & N1 SPEED. FLAME CAME OUT OF EXHAUST STACK. ENGINE REMOVED FOR OVERTEMP INSPECTION. REPLACED WITH SERVICEABLE PART.Jun 26, 2002 · N3893N · Bell 412 · Engine (Turbine/Turboprop)SDR HEEA079926Bleed Valve · failedENGINE PRODUCING LOW POWER, BLEED VALVE REPLACEDJun 26, 2002 · N6559Z · Bell 412 · Compressor Bleed Valve
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