Yamaha VMX12H, Supplementary Service Manual

Page: 200 / 405

NE ASSEMBLY AND ADJUSTMENT
7. Turn the crankshaft and tighten the cam
sprocket bolts.
Camshaft Sprocket:
24 Nm (2.4 kg, 17
Be sure to attain the specified torque value to
avoid the possibility of these bolts coming loose
and causing damage to the engine.
8.
Install:
caps and
,
Camshaft Cap:
10 Nm (1.0 7.2
chain guides
Engine
oil
9. Apply:
To the cam chain, sprockets, camshaft and
vaIves.
Front Cylinder Head
When installing the front cylinder head, repeat
the rear cylinder head installation procedure.
However, note the following points.
1. Install:
Camshafts
1 Rotate the crankshaft counterclockwise
360" plus and added 70" total)
from the mark.
2) Align the mark on the flywheel
with the stationary pointer on the
crankcase cover use 32 mm wrench.
3)
Install the cam chain sprockets onto the
camshafts.
NOTE:
Make sure the "FRONT" mark on the cam
chain sprockets face away from the "IN" mark
and "EX" mark on the camshaft.
the camshafts
by
hand so that the
timing marks big hole) on the cam-
shaft face upward.
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