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12) Inspection and Adjustment of Valve
Clearance
Perform inspection and adjustment of valve
clearances when engine is cold.
1.
Remove cylinder head cover, fuel pump and spark
plug.
Align locating marks 1 of flywheel and camshaft with
2.
each other.
3.
When fuel pump is removed, camshaft can be seen. If
projection 2 of camshaft can be seen, the piston is at
top dead center.
4.
The piston is at top dead center of compression stroke
when locating marks 1 of flywheel a and cylinder
that are found on the starboard side of crank case are
aligned with each other.
Top dead center is where locating mark 1 is aligned
with flywheel a on the starboard side.
4st 4/5/6 2020
a
1 1
3
① ①
2 2
1 1
3-13
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