Installing The Cylinder Head - Yamaha YFM45FXV Supplementary Service Manual

CYLINDER HEAD
5. Remove:
• cylinder head
NOTE:
• Loosen the 6 mm bolts first.
• Working in a crisscross pattern, loosen each
10-mm bolt 1/4 of a turn. After all the bolts
are loosened, remove them.

INSTALLING THE CYLINDER HEAD

1. Install:
• cylinder head
• bolt (M10)
• bolt (M6)
NOTE:
• Lubricate the washer with engine oil.
• Tighten the bolts (M10) in two stages and a
crisscross pattern.
2. Install:
• camshaft sprocket
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a. Rotate the camshaft to align the camshaft
pin 1 with the cylinder head match mark
2.
b. Turn the crankshaft counterclockwise with a
wrench.
c. Align the "T" mark 3 on the rotor with the
stationary pointer 4 on the A.C. magneto
cover. When the "T" mark is aligned with the
stationary pointer, the piston is at the Top
Dead Center (T.D.C.).
CAUTION:
Do not turn the crankshaft during the cam-
shaft sprocket installation.
d. Place the timing chain onto the camshaft
sprocket.
e. Install the camshaft sprocket onto the cam-
shaft and finger tighten the sprocket bolt.
– 46 –
ENG
40 Nm (4.0 m · kg, 29 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)
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