Yamaha XF50W Service Manual page 168

CYLINDER HEAD
cC
Do not turn the crankshaft when installing
the camshaft to avoid damage or improper
valve timing.
e. While holding the camshaft, temporarily
tighten the camshaft sprocket bolt.
f. Remove the wire from the timing chain.
• • • • • • • • • • • • • • • • • • • • • • •
5. Install
8camshaft sprocket bolt 1
6. Install:
8timing chain tensioner gasket
8timing chain tensioner
• • • • • • • • • • • • • • • • • • • • • • •
a. Remove the cap bolt 1 and spring 2 .
b. Release the timing chain tensioner one-way
cam 3 and push the timing chain tensioner
rod 4 all the way into the timing chain
tensioner housing.
c. Install the timing chain tensioner and gas-
ket 5 onto the cylinder.
V
Timing chain tensioner bolt
9 Nm (0.9 m • kg, 6.5 ft
%
d. Install the springs 2 and cap bolt 1 .
Cap bolt
8 Nm (0.8 m
•••••••••••••••••••••••
5-11
%m
ENG
New
• lb)
• kg, 5.8 ft • lb)