Brake Drum; Brake Shoe Plate; Rear Axle Inspection; Replacing The Wheel Bearings - Yamaha XZ550RJ 1982 Service Manual

Wear limit:
2. Remove any glazing from the brake shoes
with coarse sandpaper.

Brake drum

Oil or scratches on the inner surface of the brake
drum will impair braking performance or result in
abnormal noises. Remove oil by wiping the brake
drum with a rag soaked in lacquer thinner or sol-
vent. Remove scratches by lightly and evenly pol-
ishing the brake drum with emery cloth.

Brake shoe plate

Remove the camshaft, and grease it. If the cam face
is worn, replace the camshaft.
NOTE:
Before removing the cam lever, put alignment marks
on the cam lever and camshaft to indicate their rela-
tive positions for easy assembly.

Rear axle inspection

Refer to "Front axle inspection" on page 5-1.
Replaceing the wheel bearings
Rear wheel bearing replacement is similar to the
procedure for the front wheel bearings.

Rear wheel inspection

See "Front wheel inspection" on page 5-1.

Installing the rear wheel

1. Install the spacer in the final drive coupling
as shown in the photograph.
2mm (0.08 in)
2. Lightly grease the lips of the rear wheel oil
seals.
3. Install the wheel assembly and axle.
NOTE:
When installing the rear wheel, be sure the splines
on the wheel hub fit into the final gear case. Lightly
apply grease to the gear teeth.
WARNING:
Always use a new cotter pin on the axle nut.
Tightening torque:
Axle nut:
110 Mm (11 m-kg, 80 ft-lb)
Axle pinch bolt:
6 Nm (0.6 m-kg, 4.3 ft-lb)
116