JASC 7323

Service difficulty reports · 544

Reports filed under 7323 · Turbine Governor, newest first.

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 jasc_code = '7323'
  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 HEEA0010085Governor · stud failedDURING INSTALLATION OF GOVERNOR, THE TOP MOUNTING STUD FOR THE GOVERNOR PULLED FROM THE GEARBOX AND PARTIALLY THROUGH THE GOVERNOR HOUSING. THE STUD PULLED THROUGH BEFORE NUT REACHED THE CORRECT TORQUE OF 70-85 INCH POUNDS. REPLACED HELICOIL IN ACCESSORY GEARJun 11, 1997 · N2764F · Bell 206L1SDR CA970609012Governor · malfunctioned(CAN) GOVERNOR DROOPS TO 94 PERCENT NR AND THEN OVERSPEEDS TO 105 PERCENT. ROOP COMPENSATOR IS SET TO MAXIMUM.May 24, 1997 · Bell 206BSDR CA970528013Governor · cracked(CAN) CRACKS FOUND IN AREA OF PY BOSS AND AFT CASTING MOUNTING AREA.May 22, 1997 · Bolkms BO105SSDR 97ZZZX2756Governor · malfunctionUNRESPONSIVE AT HIGH TORQUE RANGES. SHAFT RATCHETY AND STIFF. REPLACED GOVERNOR.May 7, 1997 · N5402T · Skrsky S76SDR 97ZZZX2753Governor · defectiveNR 1 ENGINE WOULD NOT BEEP PAST 95 PERCENT N2. REPLACED GOVERNOR, CURED PROBLEM.May 6, 1997 · N50588 · Bolkms BO105SSDR 97ZZZX2754Governor · defective18 PERCENT TORQUE SPLIT. REPLACED GOVERNOR CURED PROBLEM.May 2, 1997 · N5352Y · Bolkms BO105SSDR 97ZZZX2824Governor · failedGOVERNOR FAILED TO MAINTAIN N2 ROTOR SPEED. HAVING ALOT OF PROBLEMS WITH THESE GOVERNORS FAILING AT ABOUT THIS TIME. THE COUPLINGS ON THESE GOVERNORS DO NOT HOLD UP. REPLACED GOVERNOR WITH SERVICEABLE ITEM.Apr 29, 1997 · N5059C · Bolkms BO105SSDR CA970528018Governor · overspeed(CAN) ENGINE OVERSPEEDS AND GOVERNOR WILL NOT RECOVER.Mar 18, 1997 · Bell 206BSDR 97ZZZX1903Bearing · misassemblyNEW WOODWARD BEARING P/N 1412-654. RECEIVING IN INSPECTION REVEALED THAT INNER BEARING RACE, ROLLER BALLS, AND BALL CAGE WERE NOT SEATED CORRECTLY INTO THE OUTER RACE. BEARING WOULD SPIN, HOWEVER, THE OUTER RACE WOULD 'WOBBLE' WHEN ROTATED.Mar 1, 1997SDR 97ZZZX921Actuator · defectiveDURING RUN-UP IT WAS DISCOVERED THE GOV NEEDED CONSTANT ADJUSTMENT UP AND DOWN WITH THE TRIM MOTOR. IT WAS FOUND THAT THE TRIM MOTOR HAS SOME INTERNAL SLOP. REPLACED TRIM MOTOR.Feb 10, 1997 · N5074R · Hughes 369DSDR CA980126001Governor · failed(CAN) UNABLE TO HOLD STEADY N2 RPM, SURGING OVER/UNDER SPEED.Feb 1, 1997 · Hughes 369DSDR CA970211003Linear Actuator · cracked(CAN) ACTUATOR EXTEND LIMIT SWITCH HOUSING WAS FOUND CRACKED. A RIGGING CHECK WAS CARRIED OUT, NO LIMITS EXCEEDED.Dec 20, 1996 · Bell 206BSDR 97ZZZX347Governor · failedOVERSPEED GOVERNOR FAILED. PILOT WAS FORCED TO JETTISON LONG LINE, HOOKS, AND LOGS. PILOT AUTOROTATED TOWARDS SERVICE LANDING, WENT T EMERGENCY GOVERNOR SETTING, AND LANDED WITH POWER. NO DAMAGE WAS SUSTAINED. ENGINE BEING REPAIRED BY ALLIED SIGNAL.Dec 15, 1996 · N311KA · Kaman K1200SDR ERAA96365Governor · stiffGOVERNOR REM'D FROM 296EH 10/28/96 AND SENT FOR REPAIR; REC'D BACK AT ERA 12-12-96 AND WAS REJECTED BECAUSE OF GOVERNOR ARM BEING STIFF.Dec 12, 1996 · N296EH · Bolkms BO105ASDR CA961230013Governor · faulty(CAN) UPON DEPARTURE THE LOW SIDE GOVERNOR FAILED ON THE #1 ENGINE. #1 THROTTLE WAS ROLLED BACK TO IDLE, GOVERNOR SELECTED TO MANUAL AND THROTTLE ROLLED UP TO 4 PERCENT BELOW #2 ENGINE. THE FLIGHT WAS CONCLUDED WITHOUT FURTHER INCIDENT.Dec 12, 1996 · Bell 212SDR CA970626009Governor · surging(CAN) ENGINE LOST POWER SUDDENLY, THEN SURGED TOWARDS OVERTORQUE AND OVERSPEED. POWER OSCILLATIONS IN-FLIGHT.Dec 8, 1996 · Bell 206L1SDR CA961112006Rigid Line · broken(CAN) THE PILOT WAS AT LOW ALTITUDE WHEN THE ENGINE FLAMED OUT. HELICOPTER WAS SUBSTANTIALLY DAMAGED. INVESTIGATION FOUND RIGID LINE BROKE OFF THE END OF FERRULE ON LINE CAUSING THE N1 TO COME DOWN TO 35 PERCENT N1. RIGID LINE SENT FOR TESTING BUT SUBMITTER SUOct 29, 1996 · Bell 206BSDR 96ZZZX5611Governor · erraticPILOT COMPLAINED OF ERRATIC OPERATION AND CONSTANT BEEP ADJUSTMENT. UNIT IS 344.6 HOURS SINCE REPAIR. THIS IS ANOTHER OF NUMEROUS GOVERNOR PROBLEMS.Sep 30, 1996 · N5074R · Hughes 369DSDR CA970311050Governor · low power(CAN) GOVERNOR WOULD NOT PRODUCE MORE THAN 102 PERCENT WHEN RIGGED TO MAXIMUM.Sep 26, 1996 · Hughes 369DSDR CA970311006Governor · leaking(CAN) FUEL LEAKING AT THE SHAFT TO BODY SEAL.Sep 24, 1996 · Bell 206BSDR CA970311008Governor · leaking(CAN) FUEL LEAKING FROM GOVERNOR BODY.Sep 20, 1996 · Bell 206BSDR 96ZZZX4868Governor · malfunctionENGINE RPM BLEEDS OFF. UNABLE TO ADJUST, DROOPS IN-FLIGHT. REPLACED GOVERNOR.Sep 10, 1996 · N221GP · Bell 206BSDR AU961137Governor Drive · failed shaft(AUS) ENGINE POWER TURBINE GOVERNOR DRIVE SHAFT SHEARED DUE TO FAILURE OF DRIVE BEARING SUSPECT DUE TO DETERIORATED AND/OR LOST GREASEAug 9, 1996 · Bell 206B3SDR AU961040Governor · faulty(AUS) ENGINE N2 GOVERNOR FAULTY - SUSPECT INTERNAL FAILUREJul 28, 1996 · Bell 206BSDR ERAA96282Governor · faultyGOVERNOR WAS OVERHAULED. PART HAS 587.3 HRS TSO AND IS VERY SLOW, WILL NOT KEEP UP WITH OTHER GOVERNOR. TORQUE SPLITS WITH HIGH TORQUE.Jul 16, 1996 · N296EH · Bolkms BO105ASDR ERAA96280Governor · defectiveTORQUE SPLITS UP TO 30%. GOVERNOR WAS O/H 9/21/95.Jul 15, 1996 · N293EH · Bolkms BO105ASDR ERAA96279Governor · faulty#ONE ENGINE WOULD DROP OFF LINE ABOVE IDLE SETTING CAUSING MORE THAN 12% TORQUE SPLIT. GOVERNOR WAS SET AS FAST AS POSSIBLE. GOVERNOR HAS 895.8 HRS SINCE O/H 2/28/95.Jul 15, 1996 · N423EH · Bolkms BO105ASDR ERAA96264Governor · malfunctionGOVERNOR WAS OVERHAULED 7/95 AND HAS 590.1 HRS TSO. GOVERNOR IS SLOW TO REACT.Jun 24, 1996 · N134EH · Bolkms BO105SSDR CA960703020Driveshaft · worn(CAN) WHILE CONDUCTING A TURBINE CHANGE, AME REMOVED THE POWER TURBINE GOVERNOR AND FOUND THAT THE EPOXY, THE RETAINING RING, AND SHIM HAD FALLEN OFF. THE DRIVESHAFT SPLINES WERE WORN.Jun 20, 1996SDR ERAA96247Governor · malfunctionGOVERNOR CAUSES TORQUE SPLIT 12% ON TAKEOFF AND CRUISE. GOVERNOR WAS OVERHAULED 9-18-96.Jun 14, 1996 · N133EH · Bolkms BO105SSDR CA960619040Micro Switch · failed(CAN) ON #1 ENGINE SHUTDOWN, ENGINE OVERTORQUE OCCURRED, ENGINE SHUTDOWN WITH "T" HANDLE. NP UNDERSPEED GOVERNING MICROSWITCH FAILED.Jun 12, 1996 · Dhav DHC8301SDR 96ZZZX3562Shaft · shearedDURING FLIGHT, OVERSPEED CONDITION OCCURRED ON RT ENGINE. ENGINE WAS SHUT DOWN AND LANDED. MECHANIC FOUND GOVERNOR DRIVESHAFT SHEARED.Jun 12, 1996 · N5064C · Piper PA23250SDR 9612405525Pma · malfunctionedDURING CLIMB, THE NR 1 ENGINE OPERATING PARAMETERS BECAME ERRATIC. AIRCRAFT RETURNED TO SFO AND LANDED WITHOUT FURTHER EVENT. GROUND MAINTENANCE FOUND THE PERMANENT MAGNET ALTERNATOR HAD FAILED DUE TO A LOOSE PMA ROTOR SHAFT IN THE GEAR BOX. MAIN GEAR BOX AJun 5, 1996 · N525US · Boeing 757251SDR CA960619022Governor · fluctuating(CAN) RPM FLUCTUATING AT TOP END.Jun 4, 1996 · Bell 206BSDR 9612215525Turbine Governor · failedDURING CLIMB, THE NR 1 ENGINE EXPERIENCED AN UNCOMMANDED SHUTDOWN. AIRCRAFT RETURNED TO SFO AND LANDED WITHOUT FURTHER INCIDENT. REPLACED THE NR 1 ENGINE PERMANENT MAGNET ALTERNATOR STATOR AND ROTOR, CHECKED OK.Jun 4, 1996 · N525US · Boeing 757251SDR CA960619018Governor · faulty(CAN)GOVERNOR WOULD NOT ALLOW ENGINE TO REACH 100 PERCENT NR. WITH RIGGING IN LIMITS AND ENGINE WARM 100 PERCENT BARELY ATTAINABLE.Jun 2, 1996 · Bell 206BSDR HEEA967297Governor · malfunctionERRATIC POWER SETTINGS (GOVERNOR WOULD NOT STAY WITHIN UPPER LIMITS)May 31, 1996 · N230UN · Bell 230SDR 96ZZZX3486Bearing · frozenDURING TEAR DOWN INVESTIGATION OF UNIT, FOUND 2523240 BEARINGS FROZEN CAUSING FLYWEIGHTS TO STICK.May 31, 1996 · N107AL · Bolkms BO105SSDR ERAA96236Governor · defectiveGOVERNOR WAS SENT FOR OVERHAUL AND RETURNED TO ERA 12/19/94. GOVERNOR IS VERY SLOW RESPONDING.May 6, 1996 · N293EH · Bolkms BO105SSDR 96ZZZX3417Governor · defectiveGOVERNOR REQUIRED TO BE RETRIMMED FREQUENTLY, THEN ENGINE FELL TO IDLE ON DESCENT FOR FINAL. GOVERNOR WAS CLOSE TO OVERHAUL, 56.0 HOURS LEFT. REPLACED GOVERNOR.Apr 24, 1996 · N493HL · Bolkms BO105CBSSDR CA960522004Governor · req adjust(CAN)AIRCRAFT FAILED TO MAKE 100 PERCENT RATED THRUST ON TAKEOFF, TAKEOFF REJECTED LP GOVERNOR ADJUSTED TO 102 PERCENTApr 18, 1996 · Fokker F28MK1000SDR ERAA96224Governor · defectiveGOVERNOR WAS SENT FOR OVERHAUL 07/18/94 . UNIT NOW HAS 401.3 T.S.O. AND WILL NOT BEEP TO 99%.Apr 16, 1996 · N131EH · Bolkms BO105SSDR CA960502025Governor · leaking(CAN) LEAKING PURPLE GREASE FROM INPUT.Apr 15, 1996 · Hughes 369DSDR CA960419001Governor · missing(CAN)CIRCLIP AND WASHER SECURING DRIVE GEAR TO GOVERNOR SPLINED DRIVE FOUND MISSING WHEN GOVERNOR REMOVED FOR OVERHAUL. THIS ALLOWS THE DRIVE GEAR TO FLOAT BACK AND FORTH IN THE ENGINE GEARBOX DRIVE.Apr 10, 1996 · Aerosp AS355F1SDR HEEA966914Governor · failedHIGH SIDE GOVERNOR FAILURE.Apr 2, 1996 · N230UN · Bell 230SDR ERAA96217Governor · defectiveTORQUE SPLITS. LAGS WILL NOT RECOVER. N2 BLEEDS OFF OVER 68% TORQUE. GOVERNOR WAS SENT FOR OVERHAUL 7/21/95Mar 27, 1996 · N294EH · Bolkms BO105SSDR ERAA96216Governor · malfunctionGOVERNOR WAS OVERHAULED ON 11/6/95. GOVERNOR WILL NOT MAINTAIN RPM UNDER HOOD.Mar 27, 1996 · N127EH · Bolkms BO105SSDR 96ZZZX1832Governor · erraticTHIS IS THE SECOND TIME THIS UNIT HAS BEEN REMOVED FOR ERRATIC CONDITION. PILOT MUST MAKE CONSTANT ADJUSTMENTS TO THE GOVERNOR 'BEEP' WITH EVERY POWER CHANGE.Mar 20, 1996 · N5074R · Hughes 369DSDR 96ZZZX3402Bearing · defectiveDURING ASSEMBLY OF AN 8210-002 GOVERNOR, THE FACTORY NEW 1412-654 BEARINGS JUST FELL APART. SUBMITTER RECOMMENDS NEW QC CONTROL.Mar 15, 1996SDR CA960315005Governor · worn(CAN)REMOVED N2 GOVERNOR TO TROUBLESHOOT TORQUE/N2 HUNTING. SPLINED ADAPTER FOUND LOOSE, CLOSER OBSERVATION SHOWED C-CLIP MISSING AND INNER SPLINES SEVERELY WORN.Mar 8, 1996
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