Yamaha XS650G 1978, Supplementary Service Manual

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NOTE:
The rear wheel axle nut is located on the right
side.
3.
4.
Loosen the rear wheel axle nut.
Loosen the lock nuts on each side. To
tighten chain turn chain puller adjusters
clockwise. To loosen chain turn adjus-
ters counterclockwise and push wheel
forward. Turn each adjuster exactly the
same amount to maintain correct axle
alignment. (There are marks on each
side of the rear arm and on each chain
puller; use them to check for proper
alignment.)
5.
6.
After adjusting, be sure to tighten the
lock nuts and the rear wheel axle nut.
Insert the cotter pin into the rear wheel
axle nut and bend the end of the cotter
pin (if the nut notch and the cotter pin
hole do not match, tighten the nut
1
slightly to match).
- C A U T I O N :
Excessive chain tension will overload the
engine and other vital parts; keep the ten-
sion within the specified limits. Also,
replace the rear axle cotter pin with a new
one.
7. In the final step, adjust the play in the
brake pedal.
D. REAR BRAKE ADJUSTMENT
1.
a.
b
C
Pedal height
Loosen the adjuster lock nut (for pedal
height).
By turning the adjuster bolt clockwise
or counterclockwise, adjust the brake
pedal position so that its top end is
approx. 12 18 mm (0.47 0.71 in)
below the footrest top end.
Secure the adjuster lock nut.
- W A R N I N G :
After adjusting the pedal height, the brake
pedal free play should be adjusted.
2. Free play
Turn the adjuster on the brake rod
clockwise or counterclockwise to pro-
vide the brake pedal end with a free play
of 30 mm (0.79 1.18 in).