Operator`s manual
Adjustments (Engine)
Valve Clearance Adjustment
Pull the air breather hose off
of
the rocker cover; loosen and remove the rocker cover bolts.
o
o
o
o
8
- Exhaust Side -
14
12
o 0
4
@J
2
10
11
o 0
o
1
- Intake Side -
3
Cylinder Head Bolt Tightening Sequence
13
15
o 0
5
@
o
q
1.
Tighten the cylinder head bolts in the sequence shown above. The engine should be cold. Loosen each
bolt 1/8
to
1/4 turn when tightening in the sequence shown. Note that bolt # 4 and 5 are located under
the intake manifold where it is attached
to
the head.
Head Bolt Tightening Torque
Exhaust
Side - 12.0 kg-m (86 Ib-ft)
Intake Side
- 10.5 kg-m (76Ib-ft)
2.
Tighten each rocker shaft bracket bolt
to
11
Ib-ft (1.5 kg-m).
3.
Adjust the valves' clearances with the engine cold after the cylinder head bolts have been re-torqued as
described in step
#1.
A.
Slowly rotate
the
crankshaft in its normal direction of rotation
to
bring the piston
of
the number 1 cylinder
(as viewed from the front
of
the engine)
to
Top dead Center
(TOC)
of
its compression stroke. Observe
that when this is done, the valves
of
the number 4 cylinder are in a position
of
overlap; that
is,
both val-
ves are closed.
51