- 37-
ENGINE
- 137 -
1
、
CHECK
1). Checking the rocker arms
• rocker arm lo es
• al e a usters
Blue iscoloration pitting scratches
Replace.
• rocker arms
• rocker arm shafts
Damage wear
Replace.
a. Check whether the rocker arm is worn out o
r
amage an whether the oil hole is locke .
. If there is a rocker arm to e replace check
the camshaft prominent position of unfairness.
c. Measure the insi e iameter of the rocker arm
holes
.
Out of specification
Replace.
Rocker arm inside diameter repairing
limit value
12.05mm
. Check the surface of the rocker arm shafts.
orn pitting scratches
Replace.
e. Measure the e ternal iameter of rocker arm
shaft with micrometer.
Out of specification
Replace.
Rocker arm shaft outside diameter
repairing limit value
11.96mm
f. Calculate the clearance y su tracting the
rocker arm shaft outsi e iameter from the
rocker arm insi e iameter.
Out of specification
Replace the efecti e
part s .
Rocker arm to shaft clearance repairing
limit value
0.08mm
