Subaru Robin Power Products EY33-2, EY44-2 manual Governor Adjustment

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8.GOVERNOR ADJUSTMENT

EY33-2and EY44-2employ a centrifugalflyweighttype governor which is mounted on a cam gear to automatically regulate throttie valve of carburetor by mean of a lever, so thattheenginespeed is keptconstantirrespective of load fluctuations.

Foradjustment,observefollowingprocedures.(seeFig.

8-1 )

1)' Connectcarburetorthrottle lever andgovernor lever withconnectingrod,andmountthemontogovernor

shaft.

	2 ) Connectgovernor lever andcontrol lever withgovernor	Fig. 8-1
	spring and install controllever to crankcase.	Fig. 8-1
	spring and install controllever to crankcase.

3)Turn control lever counterclockwise until carburetor throttle valve is fully open. Lock control lever with butterfly nut.

4 ) With a screwdriver inserted into groove of governor shaft, turn it fully clockwise or counter-clockwise until lever shaft no longer moves, and then lock governor lever to governor shaft by tightening clampnut.

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Contents Page Diesel FuelSystem RUN-INOPERATION TroubleshootingSPEC1FICATIONS 1MAXIMUMOUTPUT PerformanceContinuousratedoutput 3MAXIMUMTORQUEANDFUEL Consumption RATIOATMAX.OUTPUTPerformance Curve FeaturesModel EY44-2 FLYWHEELCOOLI~GFAN Lighting CoilSEl Mainbearing Cover CrankcaseCrankshaft Camshaft10GOVERNOR 15AIRCLEANERCooling LubricationMounting Installation2VENTILATION Exhaust GAS EvacuationENGINEwithSTARTINGMOTOR Rope StartingengineSpecialtools 1PREPARATIONS and Suggestions3AIRCLEANER 2BLOWER Housing and Cylinderbaffle4MUFFLER 5GOVERNORLEVER and CarburetorTappet Chamber with the Compressor 0oss Valve and Valvestemholeclearance9CYLINDERBLOCK Adjusting Tappet Clearance FigCamshaft and Tappet 12CONNECTING ROD and PistonAssembly of Connecting ROD Piston and Connecting RODPiston Ring See Fig 13CRANKSHAFT -3-13 Magneto See Fig 4MAGNETO Service InstructionsChecking Ignition Spark Governor Adjustment Operation and Construction see Figs -1-1and CarburetorFloat System Pilot System Disassembly and Reassembly3PILOT System 3ADJUSTMENT4MAIN System 5FLOATSYSTEMRUN-IN Operation of Engine after Reassembly 11 1 1 Fuel System StartingdifficultiesCompression System Engine Stops Engine MissesEngineoverheats 11-6ENGINE Backfires Through Carburetor 11-5ENGINE KnocksChecks and Corrections Size Orrection TableIo.1 +o.1 01500 250-300 18-2 EVERY20HOURS Checks and Maintenance Daily Checks and MaintenanceEvery 50 HOURS10DAY Checks and Maintenance 134EVERY 100 200 Hoursmonthly Checks and Maintenance13-6EVERY 1000 Hours Yearly Checks and Maintenance Maintenance13-5EVERY 500 600 Hourssemianual Checks 13-7PREPARATION for Long AbeyancePage Page Industrial Engines