3-34 ENGINE
If the camshaft journal oil clearance measured exceeds the limit,
measure the outside diameter of camshaft.
Replace either the cylinder head set or the camshaft if the clear-
ance is incorrect.
Camshaft journal O.D.
Standard: 21.959 – 21.976 mm
(0.8645 – 0.8652 in)
09900-20205: Micrometer (0 – 25 mm)
CAMSHAFT RUNOUT
Measure the runout with a dial gauge. Replace the camshaft if
the runout exceeds the limit.
Camshaft runout (IN & EX)
Service Limit: 0.10 mm (0.004 in)
09900-20607: Dial gauge (1/100, 10 mm)
09900-20701: Magnetic stand
09900-21304: V-block (100 mm)
CAM CHAIN TENSION ADJUSTER
CAM CHAIN TENSION ADJUSTER
Unlock the ratchet mechanism, and move the push rod in place
to see if it slides smoothly. If any stickiness is noted or ratchet
mechanism is faulty, replace the cam chain tensioner assembly
with a new one.
CAM CHAIN TENSIONER/GUIDE
Check the contacting surface of the cam chain guide for wear
and damage. If it is found to be damaged, replace it with a new
one.
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