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Valve clearance
should be checked and adjusted,
if
necessary,
each
time bolts are torqued.
Valve Clearance Adjustment (Both intake and exhaust):
(Hot)
(Cold)
0.0079 inch (0.20 rom)
0.0071 inch (0.18 rom)
Valve Adjustment Procedure
1.
Rotate
the crankshaft
in
normal direction of
rotation,
placing
No.
1 piston at the top of its compression stroke.
Adjust the
intake and exhaust valves for No.1 cylinder, the exhaust valve for
for No. 2 cylinder and the intake valve for No.3 cylinder.
2.
Rotate the crankshaft in its normal direction of rotation 360·.
Locate the piston in No.
1 cylinder
at the end of
its exhaust
stroke and beginning of intake.
Adjust the intake valve for No. 2
cylinder and the exhaust valve for No. 3 cylinder.
~rl
Crank angle
.
j
I
2
3
IN
I
0
I
0
When No.1 piston is set at
end of compression stroke.
EX
0
0
When No.1 piston is set at
IN
0 \
tops of intake and end of
io
exhaust strokes.
EX
31
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