6-3-6 STARTING PULLEY and FLYWHEEL (magneto)

Remove

3 piecesmountingboltstodetachstarting

 

 

 

pulley from flywheel.

 

 

 

 

 

Remove flywheel from crankshaft.

 

 

 

Insertasocketwrench

or boxwrenchintoan

18mm

 

 

nut,and

give thewrenchasharpblowwithasoft

 

 

 

hammer. Remove nut and spring washer.

 

 

 

AttachflywheelpullertoflywheelasshowninFig.

 

 

 

6-3-1,andturncenterboltclockwiseuntilflywheel

 

 

 

becomes loose enough to be removed.

 

 

 

Disconnecthightensioncable

of ignitioncoilfrom

 

 

disconnectcableclipfromcrankcase,andplug,spark

 

 

 

Fig. 6-3-1

 

then, remove ignition coil from crankcase

 

 

 

(6mm X 25mm screw X 2).

 

 

 

 

Remove cable clip from lighting coil cable, and detach lighting coil from crankcase (6mm

X 30mm screw x 2).

 

Remove breaker cover, and then remove contact breaker and condenser from crankcase.

 

 

In reassembly ;

 

 

 

 

 

Refer to “7-2 BREAKER POINT ADJUSTMENT” and “7-3TIMING ADJUSTMENT”.

 

 

6-3-7CYLINDERHEAD

and SPARKPLUG

 

 

 

1 ) Detachsparkplugfromcylinderhead.

 

 

-

2) Detach cylinder head and gasket from cylinder by loosening lOmm nut.

 

In reassembly;

 

 

 

 

1 ) Remove carbon from combustion chamber and

also remove dirt from the vicinity of cooling fins of cylinder head.

Check head face for distortion. Replace cylinder head, if needed.

 

 

2)Replacegasketwithnew

one.

 

 

 

 

3)Clamping torque of cylinder head is 450-500 kg-cm (32.5-36 ft-lbs).

NOTE: Leavespark plug detached temporarily to facilitate engine rotation duringtiming adjustment. When mounting

finally, tighten it 250-300 kg-cm (18-21.7 ft-lbs).

6-3-8 INTAKE and EXHAUST VALVE

Detachinnerandoutertappetcover fromcylinder block (6mm bolt x 2).

Detach retainer locks and valves by Lifting valve spring

using a valvespringretainer.Proceed in thesameway

bothforintake valve andexhaust valve. (Fig. 6-3-2) Then, remove valve springs and spring retainers.

CA1JTION: DO NOT DAMAGE GASKET SURFACE OF

TAPPET CHAMBER WITH THE COMPRESSOR

TOOL.

Fig. 6-3-2

- 1 2-

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Image 16
Subaru Robin Power Products EY44-2, EY33-2 manual Tappet Chamber with the Compressor