Yamaha FT50C Service Manual page 106

POWR
3. Check that the " " mark c on the retain-
ing plate is aligned with the " " mark d
on the cylinder body.
4. Install the timing belt 7 from the drive
sprocket side with its part number in the
upright position.
CAUTION:
• Do not twist, turn inside out, or bend the
timing belt beyond the maximum limit of
25 mm (1.0 in) e, otherwise it may be
damaged.
• Do not get oil or grease on the timing
belt.
5-19
Power unit
5. Install the tensioner 8 and bolts, and
then tighten the bolts finger tight.
6. Take up the timing belt slack by turning
the drive sprocket clockwise at least two
full turns.
CAUTION:
Do not turn the sprockets counterclock-
wise, otherwise the valve system may be
damaged.
7. Tighten the tensioner bolts to the speci-
fied torque.
0
9
Tensioner bolt 9:
8 N·m (0.8 kgf·m, 5.8 ft·lb)
Tensioner bolt (adjusting bolt) 0:
25 N·m (2.5 kgf·m, 18 ft·lb)
8. Turn the drive sprocket two turns, and
then check that the alignment marks are
aligned.
S62Y5216
62Y5A11