3-16 ENGINE
• Remove the intake valve stem seal 0 with an acute angle
bar.
ROCKER ARM SHAFT INSPECTION
Inspect the rocker arm shaft for abnormal wear or damage.
If it is worn or damaged, replace it with a new one.
ROCKER ARM INSPECTION
Inspect the rocker arm for abnormal wear or damage.
If they are worn or damaged, replace them with new ones.
CYLINDER HEAD DISTORTION
• Decarbonize the combustion chamber.
Check the gasket surface of the cylinder head for distortion with
a straightedge and thickness gauge, taking a clearance reading
at several places indicated.
If the largest reading at any position of the straightedge exceeds
the service limit, replace the cylinder head.
Cylinder head distortion:
Service Limit: 0.05 mm (0.002 in)
09900-20803: Thickness gauge
The removed valve stem seal must be replaced with a
new one.
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