Changing The Brake Fluid; Drive Chain Slack - Yamaha TW125 Owner's Manual

PERIODIC MAINTENANCE AND MINOR REPAIR

Changing the brake fluid

Have a Yamaha dealer change the
1
brake fluid at the intervals specified in
the periodic maintenance and lubrica-
tion chart. In addition, have the oil
2
seals of the brake master cylinder
and caliper as well as the brake hose
3
replaced at the intervals listed below
or whenever it is damaged or leaking.
4
8 Oil seals: Replace every two
years.
5
8 Brake hose: Replace every four
years.
6
7
8
9
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Drive chain slack

The drive chain slack should be
checked before each ride and adjust-
ed if necessary.
To check the drive chain slack
1. Place the motorcycle on a level
surface and hold it in an upright
position.
NOTE:
When checking and adjusting the
drive chain slack, the motorcycle
should be positioned straight up and
there should be no weight on it.
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a. Drive chain slack
6-25
a
2. Shift the transmission into the
neutral 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:
35–60 mm
4. If the drive chain slack is incor-
rect, adjust it as follows.