Changing The Brake Fluid; Drive Chain Slack - Yamaha T155 2021 Owner's Manual

Periodic maintenance and adjustment
fluid level goes down suddenly, have a
Yamaha dealer check the cause before
further riding.
7

Changing the brake fluid

Have a Yamaha dealer change the
brake fluid at the intervals specified in
the periodic maintenance and lubrica-
tion chart. In addition, have the oil seals
of the brake master cylinder and cali-
per as well as the brake hose replaced
at the intervals listed below or whenev-
er they are damaged or leaking.
 Brake seals: Replace every two
years.
 Brake hose: Replace every four
years.
7-23
EAU22725

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 cen-
terstand.
2. Shift the transmission into the
neutral position.
3. Measure the drive chain slack as
shown.
1
1. Drive chain slack
Drive chain slack:
35.0–45.0 mm (1.38–1.77 in)
EAU22762
EAU22799