Continental GTSIO-520 series

Service difficulty reports · 69

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 = 'GTSIO520'
  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 2002FA0001299Crankshaft · crackedCRANKSHAFT CRACKED BETWEEN FRONT TWO COUNTERWEIGHTS AND A PIECE MISSING FROM THAT AREA.Oct 14, 2002 · Reciprocating Engine Power SectionSDR 2002FA0001159Spark Plug · fouledROUGH MAGNETO ON RT ENGINE DURING RUN UP. PULLED SPARK PLUGS ON LT MAGNETO SIDE. FOUND ONE SPARK PLUG SHORTED OUT (OUTSIDE ELECTRODE TOUCHING CENTER ELECTRODE). WHEN THE OUTER ELECTRODES WERE TOUCHED THEY WERE FOUND TO BE VERY LOOSE AND FLOATING. SUSPECT TOct 2, 2002 · N421G · Cessna 421C · Spark Plug/IgniterSDR J7H2002F00000Crankcase · crackedTHREE FACTORY NEW ENGINE CRANK CASE CRACKED JUST OVER ONE THOUSAND HOURS OF OPERATIONS, DURING NORMAL OPERATIONS. THE LAST ENGINE CRANK CASE CRACKED AT 1034 AND PRIOR 1038 AND 1032 HOURS, WHICH APPEARS TO BE A TREND.Sep 1, 2002 · Cessna 404 · Reciprocating Engine Power SectionSDR 2002FA0000583Spring · misinstalledAUXILIARY FUEL PUMP WAS RECEIVED NEW FROM SUPPLIER. ONCE INSTALLED , IT FAILED MFG SM CHECK . WHEN REMOVED FOR BENCH CHECK, IT WAS DISCOVERED, SPRING IN THE OUTLET SIDE IS MISINSTALLED.Apr 2, 2002 · N246MF · Cessna 421C · Engine Fuel PumpSDR VDQ2001F00002Cylinder · crackedALL 6 CYLINDER CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.Oct 12, 2001 · N90193 · Cessna T207 · Reciprocating Engine Cylinder SectionSDR VDQ2001F00004Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.Oct 12, 2001 · N90193 · Cessna T207 · Reciprocating Engine Cylinder SectionSDR VDQ2001F00005Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.Oct 12, 2001 · N90193 · Cessna T207 · Reciprocating Engine Cylinder SectionSDR BLI2002F00000Oil Cooler · leakingOIL LEAK DISCOVERED AFTER ARRIVAL, OIL COOLER, GROUNDED AIRCRAFT, CALLED MAINTENANCE. ANOTHER AIRCRAFT PICKED UP PAX. MAINTENANCE ARRANGED FOR MECHANIC TO TROUBLESHOOT AND REPAIR. LEAK CAUSED BY GASKET BETWEEN COOLER AND ENGINE CASE. GASKET REPLACED, ENGISep 16, 2001 · N208V · Cessna 421B · Engine Oil CoolerSDR 20010423CW018Wire · brokenFLAPS FAILED AND TRAVELED BEYOND STOP SWITCHES. ONLY THING THAT WAS FOUND WAS A BROKEN WIRE WHERE THE QUADRENT SWITCHES ARE LOCATED. MANY PARTS HAD TO BE REPLACED. BRACKETS, PULLEYS, RODS CABLES, CHAINS, BELLCRANKS, ACTUATOR AND BOLTS. AFTER REPAIR, OPERATMar 20, 2001 · N171N · Cessna 421C · Trailing Edge Flap Control SystemSDR 2002FA0000560Combust Chamber · crackedOWNER REQUESTED PRESSURE DECAY TEST IAW AD. PRESSURE COULD NOT BE MAINTAINED. REMOVED HEATER, DISCOVERED LARGE CRACK AT AFT, LOWER WALL OF COMBUSTION CHAMBER, ALONG WELD LINE. THIS HEATER WAS INSTALLED 11/1/99 WITH ONLY 531.3 TT HEATER HOURS ON PART. FJan 17, 2001 · N6798V · Cessna 421C · Heating SystemSDR 20000424SH014Fuel Line · corrodedDURING ANNUAL INSP, RT WING AUXILIARY TRANSFER PUMP PRESS SWITCH THAT OPERATES RT AUX PUMP ANNUNCIATOR LIGHT, WAS FOUND TO HAVE LIGHT FUEL STAINING AROUND BASE OF MICROSWITCH. AFTER REMOVING PRESS SWITCH ASSY (DUE TO CONDITION OF LEFT ONE), FOUND PIPE THREADApr 3, 2000 · N421SE · Cessna 421B · Aircraft Fuel Distribution SystemSDR 98ZZZX3027Cylinder · defectiveTHE INTAKE VALVE SEAT WAS FOUND NOT SEATED INTO THE CYLINDER HEAD PROPERLY. IF UNDETECTED, THE SEAT AND VALVE WOULD LEAK AFTER ONE TO TWO HOURS OF OPERATION.Jul 30, 1998 · Reciprocating Engine Cylinder SectionSDR 98ZZZX1323Tube · failedA FUEL DISCHARGE TUBE ASSY FROM THE FUEL MANIFOLD VALVE TO THE NR 2 CYLINDER FUEL INJECTOR NOZZLE WAS FOUND BROKEN AT THE BALL END FITTING INSIDE OF THE BRASS RETAINING NUT ON THE FUEL MANIFOLD END. SUBMITTER STATED NO OBVIOUS CAUSE OF FAILURE, HOWEVER, AGE FMar 1, 1998 · N5943M · Cessna 421B · Engine Fuel DistributionSDR 98ZZZX671Bearing · wrong partWHEN PREPARING A GEARED CONTINENTAL ACFT ENGINE FOR ASSY, MECHANIC NOTICED A MAIN BEARING INSERT APPEARED ABNORMAL. UPON CLOSER EXAMINATION, FOUND THE BEARING HAD ONLY ONE OIL HOLE. NORMALLY, BEARINGS HAVE TWO OIL HOLES. ONE IS FOR OIL SUPPLY TO THE CRANKFeb 8, 1998 · Reciprocating Engine Power SectionSDR 97ZZZX1451Bearing · mispackagedP/N 630571 (BEARING FOR PROP DRIVER GEAR IN ENGINE CRANKCASE) MARKED ON PACKAGING AS P/N 630571. BEARING ITSELF MARKED AS P/N 634503. P/N 634503 IS CRANKSHAFT MAIN BEARING. PURCHASED NEW FROM TELEDYNE CONTINENTAL MOTORS. BEARINGS WILL FIT IN CRANKCASE SADDMar 17, 1997 · Reciprocating Engine Front SectionSDR 97ZZZX1049Starter Drive · wornSTARTER DRIVE GEAR WEAR UNACCEPTABLE IAW TELEDYNE CONTINENTAL CSB 94-4 EVEN THOUGH THE SERVICE KIT REQUIRED BY TCM CSB 94-4 HAD BEEN PREVIOUSLY INSTALLED AT ENGINE OVERHAUL. SUBMITTER SUGGESTED CSB 94-4 MAY NOT BE SUFFICIENT. RECOMMENDED FLEET DATA BE EXAMINJan 27, 1997 · N411MZ · Cessna 421C · Reciprocating Engine Rear SectionSDR 96ZZZX5628Valve Seat · misinstalledCYLINDER INTAKE SEAT NOT SEATED INTO MACHINED PORTION OF CYLINDER HEAD ALL THE WAY IN. UPON INSTALLATION AT FACTORY, NOT TAPPED IN COMPLETELY OR SEATED TO MACHINED HOLE. SUBMITTER STATES ALWAYS INSPECT NEW CYLINDERS FOR CORRECT SEATING OF VALVE SEAT INTO CYLOct 28, 1996 · Reciprocating Engine Cylinder SectionSDR 96ZZZX2082Tube Assy · failedDURING FLIGHT, OIL WAS NOTICED ON THE RIGHT NACELLE, THE AIRCRAFT LANDED SAFELY AND THE PROPELLER WAS FEATHERED. INVESTIGATION REVEALED TUBE ASSEMBLY FROM THE CRANKCASE TO THE FUEL MANIFOLD HAD BROKEN FROM THE SOLDER JOINT CLOSEST TO THE FUEL MANIFOLD.Apr 3, 1996 · N6867L · Cessna 421C · Reciprocating Engine Oil SystemSDR 95ZZZX2395Push Tube · corrodedPUSH TUBE WAS SENT IN FOR REPLATING. AFTER CLEANING PUSH TUBE, CORROSION WAS FOUND IN SEAM PENTRATING THROUGH THE TUBE. PUSH TUBES SHOULD BE MADE FROM SEAMLESS TUBING.Mar 21, 1995 · Reciprocating Engine Cylinder Section
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