Textron Specialized Vehicles TRACKER LX6 EFI, Repair And Service Manual

Page: 127 / 168

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
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tive maintenance measure (see Periodic Service Sched-
ule). The wear rate of brake shoes and required service
intervals will vary based on usage, terrain and other con-
ditions. It is recommended that wheel brake service be
performed periodically on a sample of vehicles within the
service fleet to establish the most efficient and effective
service interval.
Remove the brake drum as described in ‘Brake Drum
Removal and Installation.
Wear eye protection and a mask
when cleaning 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 the brake shoes.” Brake Shoe and Adjuster
Replacement” on page M 17.
Clean backing plate with a commercial brake cleaner.
Allow to dry completely.
It is important that the friction areas
between the backing plate and the
brake shoes be lubricated. Be care-
ful not to allow lubricant to contact the braking por-
tion of the brake shoes or the friction surface of the
brake drum. Use only recommended lubricants.
Lubricate the backing plate friction points of the shoes
and moving anchor with Multi Purpose Grease (MPG)
lubricant (Figure 20).
Figure 20 Wheel Brake Lubrication Points
Install the actuator components, adjuster components
and brake shoes. See the Brake Shoe and Adjuster Replace-
ment. If the brake shoes and drum are not to be replaced,
sand the friction surfaces lightly with emery cloth to
remove any foreign material.
Be sure that the adjusting screw is
screwed into the star wheel nut until
only 1 - 2 threads are exposed (Fig-
ure 23). If the brake shoes are replaced, replace the
three brake springs and the adjuster components.
Replace the springs one side at a time, using the other
side as a guide.
Install brake drum as described in ‘Brake Drum Removal
and Installation’.
Repeat on other side of vehicle.
Adjust the brake pedal free travel. Adjusting Brake Pedal
Free Travel” on page M14
Backing Plate/Entire Wheel Brake Assembly
Removal and Installation
Remove the four bolts (1) and lock nuts (2) securing the
wheel brake backing plate to the flange (3) on the axle
tube (Figure 21).
Shim
Washer
Backing Plate
Lubricate
(3) Bosses
Each Side
Lubricate Surfaces In and Around
Slots and Plastic Slide Plate
(2) Teflon
Washers
Adjuster
Housing
Adjuster
Arm
DO NOT LUBRICATE
LUBRICATE
Moving Anchor
Actuator
Piston
Lubricate
(3) Bosses
Each Side