Subaru Robin Power Products EY15V, EY20V manual 220

Page 52

I	ITEM	I MODEL I
		EY15
	Oil Change
		EY20

FREQUENCYCHANGEOF OIL

First time: Change oil after 20 hours operation.

Second Time and Thereafter: Change oil every 50 hours operation.

ITEM	1	MODEL I
		EY15
Cylinder pressure
		EY20
	~~	~
ITEM		MODEL
Min. accelerating		EY15
Min. accelerating
revolution		EY20
		EY20
ITEM		MODEL

EY15

Cylinder head

	bolts	EY20
		EY20
	Connecting rod	EY15
	Connecting rod
		EY20
		EY15
		EY20
	Main bearing cover	EY15
	Main bearing cover
	bolts	EY20
		EY20
	Spark plug	EY15
	Spark plug	EY20
		EY20

kg/cm2/rpm I

5/400

61400

rpm

1600

k g c m

220 - 260

90 - 115

170 - 200

600 - 650

80 - 100

120 - 150

CORRECTIONLIMIT	I	TOOL	I	REMARKS	1
70% of normal value		Pressure gauge		Reference value
and down		Pressure gauge		Crankshaft Rev.
and down				Crankshaft Rev.
TOOL			REMARKS

Tachometer

TOOL ft - lb

REMARKS

Torque wrench

Torque wrench

Torque wrench

II

Torque wrench

Torque wrench

- 48 -

Image 52

Contents Page Side Valve Wisconsin RobinContents Basic Theory ofT .I.C SPEC1FICATIONS ModelPerformance Continuous Rated OutputFeatures CYLINDER,CRANKCASE CrankshaftCamshaft Connecting ROD and Piston6VALVEARRANGEMENT Cooling CylinderheadLubrication 111IGNITION 112CARBURETORSectional View of Engine Model EY15VAir Cleaner Muffler Cover Model EY20V Model EY20V Preparations and Suggestions Special ToolsApplicalbeShape Model 3HOW to Disassemble OrderTool Order Exhaust valve Main bearing cover Procedures Remarks OrderProcedures Precaution in reassembling ~Sequesnceand precautionsin reassemblingMOW to Reassemble CrankshaftDimensions of Crankshaft Pin EY15V EyzovPeriphery.I Y20 5 Mainbearing Cover 6INTAKE and Exhaust Valves Valve and Valve Guide Clearance7TAPPET Adjustment ’ 5-4-8CYLINDER Head Kg-cm1FUEL Tank Bracket Intake Manifold14AIRCLEANER 1 7 Recoil StarterBreakerpointadjustment To 6-3TIMING AdjustmentMagneto MagnetoTiming Adjustment See Figs ,43 Magnetotroubleshooting Spark TestingSolidstate Ignition C. TransistorignitioncircuitPoint where the governorspring is to be hooked GovernoradjustmentDiscrimination accordingto the dimensions Page Carburetor 1 Float System2 Pilotsystem Disassembly and Reassembly1 Throttle System Float System BREAK-IN Operation of Reassembledengine IO. Robin Solid State Ignition Engine FeaturesBasic Theory of T.I.C. See Fig 11- 1 Starting Difficulties 11- 1-2 Compression System11- 1-3ELECTRICAL System 11-2ENGINGEMIFIRES11-3ENGINE Stops 11- 4 Engine OverheatsEngineknocks Enginebackfires through CarburetorInstallation Power Transmission to DrivenmachinesVENT1LATION Exhaust GasdischargeBreaker Point Ignition Type WiringSolid State Ignition Type Checks and Corrections Table of Correctionstandards 1.o 10*0.02 #20 220 Daily Checks and Maintenance Every 20 Hours Checks and Maintenance15-3EVERY 50 Hours IO Dayschecks and Maintenance Every 100 200 Hours Monthly Checks and MaintenanceEvery 1000 Hours Yearly Checks and Maintenance Every 500 600 Hours Semiannual Checks and MaintenancePREPARATiON for Longabeyance Page Page Page Page Industrial Engines