Checking The Front And Rear Brake Shoes; Drive Chain Slack - Yamaha TT-R90(W) Owner's Manual

PERIODIC MAINTENANCE AND MINOR REPAIR
Checking the front and rear
brake shoes
The front and rear brake shoes must be
checked for wear at the intervals spec-
ified in the periodic maintenance and
lubrication chart.
NOTE:
The wheels must be removed to check
brake shoe lining thickness.
G To remove the front wheel: See
page 6-27.
G
To remove the rear wheel: See
page 6-28.
6
Front
1. Lining thickness
EAU41052 Rear
1. Lining thickness
If the lining thickness of a brake shoe is
less than 1.5 mm (0.06 in), have a
Yamaha dealer replace the brake
shoes as a set.
NOTE:
Be sure to measure the brake lining at
the thinnest portion.
6-18

Drive chain slack

The drive chain slack should be
checked before each ride and adjusted
if necessary.
To check the drive chain slack
1. Place the motorcycle on the side-
stand.
NOTE:
When checking and adjusting the drive
chain slack, there should be no weight
on the motorcycle.
2. Shift the transmission into the neu-
tral position.
3. Move the rear wheel by pushing
the motorcycle to locate the tight-
est portion of the drive chain, and
then measure the drive chain slack
as shown.
Drive chain slack:
40.0–53.0 mm (1.57–2.09 in)
EAU22760
EAU22771