Yamaha GT1 Service Manual page 55

41 Check the spokes. If they are loose or bent,
tighten or replace them. If the machine is
ridden in rough country often, or raced, the
spokes should be checked regularly.
51 Repairing the brake shoe
If the brake shoe has uneven contact with the
brake drum or scratches, smooth out the sur-
face with sandpaper or hand file.
Fig. 5-1-12
6) If the tire js excessively worn, replace it.
7) Regularly check the tires for damage.
8) If the bearings allow excessive play in the wheel
or if it do8s not turn smoothly, replace the
bearing.
9) Replace a bent or damaged front wheel axle.
10) If the tooth surface of the helical speedometer
drive gear is excessively worn, replace it.
11) Check the lips of the seals for damage or
warpage.
Replace if necessary.
-49-
CHASSIS -
Front Wheel
Replacing the Wheel Bearing
a. First clean the outside of the wheel hub.
b. Insert the bent end of the special tool (as
shown in Fig. 5-1-14) into the hole located in
the center of the bearing spacer, and drive the
spacer out from the hub by tapping the other
end of the special tool with a hammer. (Both
bearing spacer and space flange can easily be
removed.)
c. Then push out the bearing on the other side.
d. To install the wheel bearing, reverse the above
sequence. Be sure to grease the bearing
before installation and use the bearing fitting
tool (furnished by Yamaha).
r'@~~earing Spacer
Bearing
I
~
(6300Z) v' '..___
Spacer ,
flanger /
Bearing
(6300Z)
Fig. 5,-1-13
Insert the bent end of the special
tool into the hole located in the
center of the bearing space.
Fig. 5-1-14