Installing The Cylinder Head - Yamaha 5YF2-AE1 Service Manual

1
2
5
2
CYLINDER HEAD
EBS00233

INSTALLING THE CYLINDER HEAD

1. Install:
• cylinder head 1
• nuts
• bolts
NOTE:
_
Tighten the nuts in two stages and a crisscross
pattern.
2. Install:
• camshaft sprocket
M MMM
a. Rotate the camshaft to align the camshaft
b. Turn the crankshaft counterclockwise with a
1
c. Align the "T" mark 3 on the rotor with the
CAUTION:
_
Do not turn the crankshaft during the cam-
shaft sprocket installation.
d. Place the timing chain onto the camshaft
e. Install the camshaft sprocket onto the cam-
NOTE:
_
Be sure to align the alignment mark 5 on the
camshaft sprocket with the alignment mark 2
on the cylinder head.
f. Force the camshaft clockwise and counter-
g. Insert a screwdriver into the timing chain
h. While pushing the timing chain guide, be
4 - 10
M MMM M M MMM M M MMM M
groove 1 opposite to the cylinder head
alignment mark 2 as shown.
wrench.
stationary pointer 4 on the crankcase.
When the "T" mark is aligned with the sta-
tionary pointer, the piston is at the Top Dead
Center (TDC).
sprocket.
shaft and finger tighten the sprocket bolt.
clockwise to remove timing chain slack.
tensioner hole and push the timing chain
guide inward.
sure that the camshaft sprocket alignment
mark 5 is aligned with the cylinder head
alignment mark 2.
ENG
M MMM M M MMM M MMM