B
BRAKES
Read all of SAFETY and this section before attempting any procedure. Pay particular attention to Notices, Cautions, Warnings and Dangers.
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Repair and Service Manual
634756
Remove the brake drum as described in “Brake Drum
Removal and Installation” on page 78.
Wear eye protection and a mask when clean-
ing brake components.
Do not use compressed air to remove brake
dust from brake assembly.
Do NOT use a commercial brake cleaner unless the
entire brake has been disassembled.
Remove any accumulated brake dust with a brush.
Remove brake shoes. See “Brake Shoe Removal” on
page 80.
Clean backing plate with a commercial brake cleaner.
Allow to dry completely.
It is important that friction areas between backing
plate and brake shoes be lubricated. Be careful not
to allow lubricant to contact braking portion of
brake shoes or friction surface of brake drum. Use
only recommended lubricants.
Lubricate the backing plate friction points of the shoes
and surfaces with Multi Purpose Grease (MPG) lubricant
(Ref. Fig. 24).
Install actuator components, adjuster components and
brake shoes. See “Brake Shoe Installation” on page 81. If
brake shoes and drum are not to be replaced, sand the
friction surfaces lightly with emery cloth to remove any
debris.
Ensure the adjusting screw is screwed into the star
wheel nut until only 1 - 2 threads are exposed.
If brake shoes are replaced, replace brake springs
and adjuster components.
Replace springs one side at a time, using the other side
as a reference.
Install brake drum as described in “Brake Drum Removal
and Installation” on page 78
Repeat on other side of vehicle.
Adjust the brake pedal free travel. See “Adjusting Brake
Pedal Free Travel” on page 77.
Fig. 24 Wheel Brake Lubrication Points
Backing Plate/Entire Wheel Brake Assembly
Removal and Installation
Remove four bolts (1) and lock nuts (2) securing wheel
brake backing plate to the flange on the axle tube (Ref.
Fig. 25 Backing Plate Removal and Installation
Backing Plate
Lubricate
(3) bosses
each side
Lubricate
(3) bosses
each side
Lubricate in and around surfaces
Lubricate
Lubricate
Brake Adjuster Arm
NOTE:
Bottom pull brake drum
shown; some models
are top pull. They are
functionally the same.
1
2