Subaru Robin Power Products EY33-2 manual 10GOVERNOR, Cooling, Lubrication, Ignition, 14CARBURETOR

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4-10GOVERNOR

The centrifugal flyweight type governor assures constant-speed operation at selected speed, irrespectiveof load fluctuations.

4-11 COOLING

The cooling fan which also serves as a flywheel forcily feeds cooling air to the cylinder head with the aid of cylinder baffles and head cover.

4-12 LUBRICATION

Therotatingand

slidingpartsarelubricatedbyscoopingandsplashingoilincrankcasewith

oil scraperattachedto

connecting rod.

4-13 IGNITION

The ignition system is of flywheel magneto type with ignition timing set at 23' before TDC. The magneto is composed of a

flywheel,anignitioncoil,abreaker,andlighting(charging)coil.Theflywheel(servingalsoas afan) is mountedon crankcase, while the other elementsare directly assembled in crankcase (For details, refer to the MAGNETO section).

4-14CARBURETOR

A horizontaldraftcarburetor is employed.Itssettinghasbeencarefullyafterthoroughteststoachievebeststart-up, acceleration, fuel consumption, output, and other performance. For other details,seethe CARBURETOR section.

4-15AIRCLEANER

An impinge type semi-wet air cleaner catches dust particles in the air by means of felt in dust case. The air is then cleaned by passing through a filter element.

4-16SELENIUMRECTIFIER

The selenium rectifier serves to rectify the AC current generated by AC charging coil of magneto into DC current to charge battery when a starting motor is combined.

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Contents Page Diesel FuelSystem RUN-INOPERATION TroubleshootingSPEC1FICATIONS 3MAXIMUMTORQUEANDFUEL Consumption RATIOATMAX.OUTPUT Performance1MAXIMUMOUTPUT ContinuousratedoutputModel EY44-2 FeaturesPerformance Curve FLYWHEELCOOLI~GFAN Lighting CoilSEl Camshaft CrankcaseMainbearing Cover CrankshaftLubrication 15AIRCLEANER10GOVERNOR CoolingExhaust GAS Evacuation InstallationMounting 2VENTILATIONENGINEwithSTARTINGMOTOR Rope StartingengineSpecialtools 1PREPARATIONS and Suggestions5GOVERNORLEVER and Carburetor 2BLOWER Housing and Cylinderbaffle3AIRCLEANER 4MUFFLERTappet Chamber with the Compressor 0oss Valve and Valvestemholeclearance9CYLINDERBLOCK Adjusting Tappet Clearance FigCamshaft and Tappet 12CONNECTING ROD and PistonPiston Ring See Fig Piston and Connecting RODAssembly of Connecting ROD 13CRANKSHAFT -3-13 Magneto See Fig 4MAGNETO Service InstructionsChecking Ignition Spark Governor Adjustment Float System CarburetorOperation and Construction see Figs -1-1and Pilot System Disassembly and Reassembly5FLOATSYSTEM 3ADJUSTMENT3PILOT System 4MAIN SystemRUN-IN Operation of Engine after Reassembly Compression System Startingdifficulties11 1 1 Fuel System Engineoverheats Engine MissesEngine Stops 11-6ENGINE Backfires Through Carburetor 11-5ENGINE KnocksChecks and Corrections Size Orrection TableIo.1 +o.1 01500 250-300 18-2 134EVERY 100 200 Hoursmonthly Checks and Maintenance Daily Checks and MaintenanceEVERY20HOURS Checks and Maintenance Every 50 HOURS10DAY Checks and Maintenance13-7PREPARATION for Long Abeyance Maintenance13-6EVERY 1000 Hours Yearly Checks and Maintenance 13-5EVERY 500 600 Hourssemianual ChecksPage Page Industrial Engines
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