Yamaha XVZ13TF 1999 Service Manual page 163

CAMSHAFTS
CAUTION:
Do not turn the crankshaft when installing
the camshaft sprockets to avoid damage or
improper valve.
a. Place the timing chain onto the intake
sprocket.
b. Install the intake camshaft sprocket with the
"REAR" mark facing out, and then finger
tighten the camshaft sprocket bolts.
NOTE:
Align the "IN" mark a hole in the intake cam-
shaft sprocket with the thread hole in the cam-
shaft.
c. Turn the intake camshaft so that the cam-
shaft timing mark 1 (o: small hole) is aligned
with the camshaft cap mark 2 .
d. To remove the timing chain slack, force the
intake camshaft counterclockwise.
e. Place the timing chain onto the exhaust cam-
shaft sprocket.
f. Install the exhaust camshaft sprocket with
the "REAR" mark facing out, and then finger
tighten the camshaft sprocket bolts.
NOTE:
Align the "EX" mark hole in the exhaust cam-
shaft sprocket with the thread hole in the cam-
shaft.
g. Turn the exhaust camshaft so that the mark
(o: small hole) on the camshaft is aligned
with the mark on the camshaft cap.
h. To remove the timing chain slack, force the
exhaust camshaft clockwise.
i. Insert your finger into the timing chain ten-
sioner hole and push the timing chain guide
(intake side) in.
j. When pushing the timing chain guide (intake
side), make sure that the camshaft cap
marks and camshaft timing marks stay
aligned.
k. If the camshaft cap marks and camshaft tim-
ing marks are not aligned, change the mesh-
ing position of the camshaft sprockets and
timing chain.
4-19
ENG