Drive Chain Slack - Yamaha FZ1 Owner's Manual

PERIODIC MAINTENANCE AND MINOR REPAIR
a. Drive chain slack
b. Measurement point: 135 mm (5.3 in)

Drive chain slack

The drive chain slack should be
checked before each ride and adjusted
6
if necessary.
To check the drive chain slack
1. Place the motorcycle on the cen-
terstand.
2. Shift the transmission into the neu-
tral position.
3. Spin the rear wheel several times
to locate the tightest portion of the
drive chain.
4. Measure the drive chain slack as
shown.
Drive chain slack:
40–50 mm (1.6–2.0 in)
5. If the drive chain slack is incorrect,
adjust it as follows.
EAU00745
6-31
1. Axle nut
2. Drive chain slack adjusting bolt
3. Locknut
4. Alignment marks
To adjust the drive chain slack
1. Loosen the axle nut and the lock-
nut on each side of the swingarm.
2. To tighten the drive chain, turn the
adjusting bolt on each side of the
swingarm in direction a. To loos-
en the drive chain, turn the adjust-
ing bolt on each side of the
swingarm in direction b, and then
push the rear wheel forward.
EAU03608