Continental IO-520-M

Service difficulty reports · 187

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 = 'IO520M'
  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 AU971272Switch · faulty(AUS) RH MAIN LANDING GEAR DOWNLOCK MICROSWITCH AND WIRING DETERIORATED DUE TO AGE. FURTHER INVESTIGATION FOUND THE RH MLG DOWNLOCK SYSTEM INCORRECTLY WIRED.Mar 14, 1997 · Cessna 310R · Landing Gear Position and WarningSDR AU970080Bellcrank · broken(AUS) LH MAIN LANDING GEAR RETRACTION BELLCRANK BROKEN - UNLOCK PUSH/PULL ROD PNO 0840142-1 BENT - LANDING GEAR RETRACTION ROD PNO 0840125-15 INCORRECTLY INSTALLED ALLOWING FASTENER COLLAR TO INTERMITTENTLY CONTACT BOLT HEADSFeb 4, 1997 · Cessna 310R · Landing Gear Retraction/Extension SystemSDR AU970067Bracket · cracked(AUS) LH WING TIP TANK ATTACHMENT BRACKET CRACKED IN AREA OF TOP REAR RADIUSFeb 3, 1997 · Cessna 310R · Wing Miscellaneous StructureSDR AU970072Housing · cracked(AUS) ALTERNATOR MAIN BEARING COLLAPSED AND OUTER HOUSING CRACKEDJan 20, 1997 · Cessna 310R · DC Generator-AlternatorSDR CA961216028Line · chafing(CAN) A BLACK STAIN NOTED ON THE FUEL SELECTORS 1/2 INCH RIGID LINE. THE LINE WAS FOUND CHAFING OVER HALF WAY THROUGH THE WALL THICKNESS. WHEN THE LINE WAS REMOVED A PENCIL WAS ABLE TO PERFORATE THE LINE. SUBMITTER NOTES THAT THIS IS A DIFFICULT AREA TO INSPECNov 29, 1996 · Cessna 310R · Fuel Selector/Shut-Off ValveSDR 96ZZZX5925Camshaft · brokenPWN/AUG - FLT 32 - INBOUND, FLT CREW NOTICED FUEL FLOW FLUCTUATING, THEN PROP (RT ) FEATHERED. OIL OBSERVED COMING FROM INBD NOSE COWLING . UNEVENTFUL LANDING MADE AT AUG. INSP FND GOV DAMAGED, LT NOSE CASE FROM GOV PAD TO NR 6 CYL BROKEN AWAY. CAMSHAFT FNOct 14, 1996 · N87397 · Cessna 310R · Reciprocating Engine Power SectionSDR 96ZZZX5926Connecting Rod · brokenPWN/AUG - FLT 32 - INBOUND, FLT CREW NOTICED FUEL FLOW FLUCTUATING, THEN PROP (RT ) FEATHERED. OIL OBSERVED COMING FROM INBD NOSE COWLING . UNEVENTFUL LANDING MADE AT AUG. INSP FND GOV DAMAGED, LT NOSE CASE FROM GOV PAD TO NR 6 CYL BROKEN AWAY. CAMSHAFT FNOct 14, 1996 · N87397 · Cessna 310R · Reciprocating Engine Power SectionSDR AU961198Hub · faulty(AUS) PROPELLER HUB BLADE NUT EXPANSION LOCK PLUG INCORRECTLY DRILLED - PERSONNEL/MAINTENANCE ERRORAug 26, 1996 · Cessna 310R · Propeller Hub SectionSDR AU961095Gear · separated(AUS) ALTERNATOR DRIVE GEAR FAILED - GEAR FACE HAD SEPARATED FROM HUB ALLOWING GEAR TO FREEWHEELAug 6, 1996 · Cessna 310R · Alternator-Generator DriveSDR AU961184Wire · loose(AUS) LANDING GEAR WARNING SYSTEM FAULTY - FAULT TRACED TO TERMINAL WIRE G7C20 DISCONNECTED FROM FLAPAug 6, 1996 · Cessna 310R · Landing Gear System WiringSDR AU961060Cylinder · cracked(AUS) ENGINE CYLINDER CRACKED IN AREA OF TOP SPARK PLUG HOLEJul 10, 1996 · Cessna 310R · Reciprocating Engine Cylinder SectionSDR CA960808006Adapter · binding(CAN) THE STARTER ADATPER WAS STARTING TO SLIP SO A NEW STARTER ADAPTER (P/N 642083A7) WAS INSTALLED. AFTER THE FIRST FLIGHT THE ENGINE WAS STIFF AND THE STARTER WAS LABORING TO TURN OVER THE ENGINE. THE NEWLY INSTALLED STARTER ADAPTER WAS REMOVED AND FOUND ALJul 8, 1996 · Cessna 310R · Reciprocating Engine Rear SectionSDR AU961058Pump · faulty(AUS) CABIN HEATER FUEL PUMP DIAPHRAGM RUPTURED AND LEAKING FUEL INTO SHROUD - SHROUD DRAIN BLOCKED BY WASP NESTJul 5, 1996 · Cessna 310R · Heating SystemSDR AU960942Rod End · failed(AUS) LH MLG UPLOCK PUSH/PULL ROD ASSEMBLY PNO 0641142-1 FAILED AT ROD END IN THE AREA JUST OUTBOARD OF CHECKNUT PNO AN316-4R ON THE INBOARD RODEND - SUSPECT CAUSED BY SLIGHT MISRIGGING OF LANDING GEARJul 4, 1996 · Cessna 310R · Landing Gear Retraction/Extension SystemSDR AU960997Bellcrank · broken(AUS) LH MAIN LANDING GEAR INNER DOOR OPERATING LINKAGE IDLER BELLCRANKBROKENJul 4, 1996 · Cessna 310R · Landing Gear Door Retract SectionSDR AU960914Wire · separated(AUS) LH MAIN LANDING GEAR DOWNLOCK MICROSWITCH WIRE PULLED OUT OF PREVIOUS BUTT CONNECTOR REPAIRJul 2, 1996 · Cessna 310R · Landing Gear System WiringSDR AU960841Skin · corroded(AUS) FUSELAGE SKIN CORRODED IN AREA OF LH LOWER BELLY - INVESTIGATION FOUND EXTENSIVE CORROSION IN THE AREA BENEATH THE HEATER DUCTING PNO 0813769-1Jun 13, 1996 · Cessna 310R · Fuselage Main, Plate/SkinSDR AU960651Pipe · corroded(AUS) FUEL PIPE BETWEEN WING ROOT AND FUSELAGE BULKHEAD CORRODED THROUGH WALL THICKNESS - OTHER FUEL PIPES CONTAINED SURFACECORROSION WITHIN LIMITSMay 16, 1996 · Cessna 310R · Aircraft Fuel Distribution SystemSDR CA960529011Bellcrank · cracked(CAN) NOSE WHEEL STEERING BELLCRANK CRACKED IN THE RADIUS OF THE MAIN ATTACH PIVOT POINT AT ALL FOUR CORNERS.May 14, 1996 · Cessna 310R · Landing Gear Steering SystemSDR CA960930002Bellcrank · cracked(CAN) NOSE WHEEL STEERING BELLCRANK CRACKED IN THE RADIUS OF THE MAIN ATTACH PIVOT POINT AT ALL FOUR CORNERS.May 14, 1996 · Cessna 310R · Landing Gear Steering SystemSDR AU960652Rib · cracked(AUS) LH AND RH MAIN LANDING GEAR WHEEL WELL WING RIBS AND SKINS CRACKEDMay 10, 1996 · Cessna 310R · Wing, Rib/BulkheadSDR AU960653Spar Cap · corroded(AUS) LH AND RH WING SPAR CAPS PNO 5122031-1 (LH) AND PNO 512203-2 (RH)CORRODED IN AREA OF NACELLE FUEL TANKS - WING SKINS AND CHANNELS ALSO CORRODEDMay 10, 1996 · Cessna 310R · Wing SparSDR AU960889Propeller · fod damage(AUS) RH PROPELLER STUCK SHEEP ON LANDING ROLL - SUBSEQUENT INSPECTION FOUND BLADE LOOSE IN HUBMay 8, 1996 · Cessna 310R · Propeller AssemblySDR AU960684Bearing · failed(AUS) RH ENGINE ALTERNATOR BEARINGS DESTROYED - DRIVE AND DRIVEN GEARS DAMAGED - METAL CONTAMINATION OF OIL SYSTEMMay 3, 1996 · Cessna 310R · DC Generator-AlternatorSDR 96ZZZX3377Rod Bolt · failedTAKEOFF FROM BUF TO UTICA, NY, PILOT REPORTED FLUX IN OIL PRESSURE LT ENGINE, FOLLOWED BY ZERO OIL PRESSURE. UNEVENTFUL DIVERT TO ROC. INVESTIGATION FOUND .75 INCH HOLE IN CRANKCASE JUST UNDER THE DATA PLATE. CYLINDER REMOVAL FOUND THE NR 3 ROD AND CAP SEPAApr 13, 1996 · N17FA · Cessna 310R · Reciprocating Engine Power SectionSDR AU961056Control Cable · frayed(AUS) FLAP CABLES PNO 0860207-134 AND PNO 0860207-135 FRAYEDMar 27, 1996 · Cessna 310R · Trailing Edge Flap Control SystemSDR CA960418003Distributor Gear · failed tooth(CAN)BROKEN TOOTH AND WORN OUT FINGER ON DISTRIBUTOR GEAR.Mar 27, 1996 · Cessna 310R · Magneto/DistributorSDR AU960386Doubler · cracked(AUS) NOSE WHEEL WELL LH AND RH DOUBLERS CRACKED FORE AND AFT ALONG RIVET LINE IN AREA OF STEERING BRACKET ATTACHMENT (STEERINGBRACKET PNO 5013040-41)Mar 26, 1996 · Cessna 310R · Fuselage Miscellaneous StructureSDR AU961055Bushing · mis mfg(AUS) MAIN LANDING GEAR SIDE BRACE BUSHES WORN - INVESTIGATION FOUND THAT BUSHES WERE MANUFACTURED FROM INCORRECT MATERIAL (PHOSPHORBRONZE) - UNAPPROVED PARTMar 26, 1996 · Cessna 310R · Main Landing GearSDR AU960479Crankshaft · broken(AUS) ENGINE CRANKSHAFT BROKEN AT NO9 CHEEKMar 25, 1996 · Cessna 310R · Reciprocating Engine Power SectionSDR AU960306Blade Nut · faulty(AUS) PROPELLER BLADE NUTS HAD NOT BEEN REWORKED IAW THE MANUAL - PROPELLER HAS BEEN MODIFIED TO AN OIL FILLED MODEL AT WHICH TIME THE 'O' RING GROOVES ARE SUPPOSED TO BE MACHINED OUT - PERSNNEL/MAINTENANCE ERRORMar 19, 1996 · Cessna 310R · Propeller AssemblySDR AU960304Hub · leaking(AUS) PROPELLER HUB LEAKING RED DYE - STRIP INSPECTION FOUND THAT THE BLADE NUT EXPANSION LOCKING PLUGS OVERLAPPED - PROPELLER MANUAL710930 REQUIRES A MINIMUM HOLE SPACING OF 4.762MM (0.1875IN) - PERSONNEL/MAINTENANCE ERRORMar 18, 1996 · Cessna 310R · Propeller Hub SectionSDR 96ZZZX1529Cylinder · head separatedCYLINDER HEAD SEPARATED FROM BARREL.Mar 1, 1996 · N5009J · Cessna 310R · Reciprocating Engine Cylinder SectionSDR AU960292Bushing · separated(AUS) LANDING GEAR PIVOT TORQUE LINK ATTACHMENT BOLT PULLED THE BUSH THROUGH THE CENTRE OF THE TORQUE LINK ALLOWING THE WHEEL ASSEMBLYTO TURN 90 DEGREES TO THE FORWARD DIRECTION OF THE AIRCRAFT - CAUSED BY WHEEL SHIMMY - SUSPECT A NON STANDARD BUSH WAS FITTEDFeb 3, 1996 · Cessna 310R · Main Landing GearSDR AU960293Spring · misaligned(AUS) ENGINE STARTER ADAPTER SPRING TWISTED IN HOUSINGFeb 1, 1996 · Cessna 310R · Reciprocating Engine Rear SectionSDR AU960090Oil Cooler · leaking(AUS) ENGINE OIL COOLER CORE LEAKING - LOSS OF 5 QUARTS OF OILJan 22, 1996 · Cessna 310R · Engine Oil CoolerSDR 96ZZZX4415Cylinder · crackedFOUND SMALL CRACKS LEADING FROM SPARK PLUG HOLES AROUND TO THE EXHAUST PORTS ON NR 1, NR 3, AND NR 4 CYLINDERS. A BRIGHT FLASHLIGHT AND MAGNIFING GLASS WERE USED TO FIND THE CRACKS DURING A 100-HOUR INSPECTION. DYE CHECK WOULD NOT PICK UP ONE CRACK.Jan 17, 1996 · N1321G · Cessna 310R · Reciprocating Engine Cylinder Section
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