•
Rocker arm shaft diameter
With an outside micrometer, measure
the rocker arm shaft diameter at the
point where the rocker arms have been
installed. Replace the rocker arm if the
amount of wear is beyond the specified
limit.
2) Rocker arm
•
Visual check
Visually check the face of the rocker
arm in contact with the valve stem end
for scores and step wear. If the wear is
small, correct it with an oil stone or
grinding paper of fine grain size. Rocker
arm with a considerable amount of step
wear should be replaced.
•
Rocker arm bushing diameter
Measure the inside diameter of the rock-
er arm bushing with an inside microme-
ter or vernier calipers, and compare the
measured values with the ro c k e r a r m
s h a f t d i a m e t e r. I f t h e
clearance
exceeds the limit, replace either bushing
or shaft, whichever worn more.
3) Tappet and push rod
•
Clearance
Measure the clearance of the tappet
and tappet holes of the cylinder block. If
the value is beyond the specified limit,
replace tappets.
- 85 -
EA9M3014
Standard
Limit
23.978 ~ 23.959 mm
23.75 mm
EA0M4059
Standard
Limit
0.020 ~ 0.093 mm
0.3 mm or less
Standard
Limit
0.035 ~ 0.077 mm
0.15 mm
Summary of Contents for D1146
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