TH62, TH63, TH82 and TH83 Telehandlers Braking System Caterpillar

Refer to Systems Operation"General Information" for additional information on the brake system before you perform any of the following procedures:

Test

1. Park the machine on level ground and stop the engine.

2. Block the wheels and engage the parking brake.

Show/hide table



Illustration 1	g00728870
The brake cylinder (master) is located under the instrument panel to the left of the steering column. (1) Push rod (2) Locknut

3. Carefully attempt to move the push rod (1) upward and attempt to move the push rod (1) downward. A small amount of end play should be detected.

4. Slowly press the brake pedal. The end play at the rod should be taken up when the brake pedal has travelled approximately 0.75 ± 0.25 mm (0.030 ± 0.0010 inch).

5. If there is no end play at the push rod, the push rod must be adjusted. If there is more than 0.75 ± 0.30 mm (0.0295 ± 0.0010 inch) of pedal travel, the push rod must be adjusted in order to eliminate free play.

Adjust

Adjustment of the Brake Cylinder Push Rod

1. Loosen locknut (2) on the push rod.

2. Turn push rod (1) until the end play produces 0.75 ± 0.25 mm (0.030 ± 0.0010 inch) of pedal movement.

3. Tighten locknut (2) on the push rod.

Height Adjustment of the Brake Pedal

Additional adjustment may be necessary to the height of the brake pedal.

Refer to Table 1.

Illustration 2	g00728892
(2) Adjustment bolt (3) Locknut (A) Height from the pedal to the floor of the cab (B) Height from the pedal to the factory installed floormat

Table 1

Dimension		Height
A		140 ± 2 mm (5.50 ± 0.08 inch)
B		136 ± 2 mm (5.35 ± 0.08 inch)

1. Loosen locknut (2). Turn adjusting bolt (3) in a clockwise direction in order to reduce the pedal height. Tighten locknut (2) .

2. Loosen locknut (2). Turn adjusting bolt (3) in a counterclockwise direction in order to increase the pedal height. Tighten locknut (2) .