
PERIODIC MAINTENANCE AND MINOR REPAIR
6-22
3. Note the position of the drive belt
with a force of 45 N (4.5 kgf, 10 lbf)
applied to the belt with a belt ten-
sion gauge as shown.
NOTE:
A belt tension gauge is available at a
Yamaha dealer.
4. Calculate the drive belt slack by
subtracting the measurement not-
ed in step 2 from the measurement
noted in step 3.
5. If the drive belt slack is incorrect,
adjust it as follows.
EAU23070
To adjust the drive belt slack
1. Loosen the rear wheel axle nut
and the brake caliper bracket bolt.
2. Loosen the drive belt puller locknut
on each side of the swingarm.
3. To tighten the drive belt, turn the
adjusting bolt on each side of the
swingarm in direction (a). To loos-
en the drive belt, turn the adjusting
1. Drive belt
2. Marks
3. Drive belt slack
1. Belt tension gauge
Drive belt slack:
7.5–13.0 mm (0.30–0.51 in)
1. Axle nut
1. Brake caliper bracket bolt
U5JA26E0.book Page 22 Tuesday, May 18, 2004 3:32 PM
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