Perio
d
ic maintenance an
d
a
d
justment
8-23
8
EAU22734
Chan
g
in
g
the
b
rake flui
d
Have a Yamaha dealer change the
brake fluid every 2 years. In addition,
have the seals of the master cylinders
and brake calipers, as well as the brake
hoses replaced at the intervals listed
below or sooner if they are damaged or
leaking.
Brake seals: every 2 years
Brake hoses: every 4 years
EAU22762
Drive chain slack
The drive chain slack should be
checked before each ride and adjusted
if necessary.
EAU60046
To check the
d
rive chain slack
1. Place the motorcycle on the side-
stand.
TIP
When checking and adjusting the drive
chain slack, there should be no weight
on the motorcycle.
2. Shift the transmission into the
neutral position.
3. Push down on the drive chain un-
der the end of the drive chain
guard.
4. Measure distance A between the
drive chain guard and the center
of the chain as shown.
5. If distance A is incorrect, adjust it
as follows.
NOTICE:
Improper
d
rive chain slack will overloa
d
the en
g
ine as well as other vital
parts of the motorcycle an
d
can
lea
d
to chain slippa
g
e or
b
reak-
a
g
e. If
d
istance A is more than
40.0 mm (1.57 in), the chain can
d
ama
g
e the frame, swin
g
arm,
an
d
other parts. To prevent this
from occurrin
g
, keep the
d
rive
chain slack within the specifie
d
limits.
[ECA23070]
1. Drive chain guide
2. Distance A
Distance A:
30.0–35.0 mm (1.18–1.38 in)
2
1
UB4T20E0.book Page 23 Tuesday, April 4, 2023 9:44 AM
