Installing The Timing Belt And Sprockets - Yamaha F50F Service Manual

POWR
Installing the timing belt and
sprockets
CAUTION:
Do not turn the drive sprocket or the
driven sprocket when the timing belt is
not installed. Otherwise the piston and
valves will interfere with each other and
be damaged.
1. Install the driven sprocket, and then
check that the " 1" mark a on the
driven sprocket 1 is aligned with the " "
mark b on the cylinder head, and then
tighten the bolt 2 to the specified torque.
Flywheel holder: 90890-06522
Driven sprocket bolt:
38 N·m (3.8 kgf·m, 28.0 ft·lb)
2. Install the Woodruff key 3, drive
sprocket 4, retaining plate 5, and nut
6, and then tighten the nut.
5-17
Power unit
3. Check that the " " mark c on the retain-
ing plate is aligned with the " " mark d
on the cylinder block.
4. Install the timing belt 7 to the drive
sprocket, then onto the driven sprocket
with its part number in the upright posi-
tion.
6C13G11