Service - 74 FX20 Operator’s Manual
300 Mile
CMW
300 Mile
Trailer
Adjust Brakes (Initial)
Adjust brakes after 300 miles (500 km).
1. Place adequate jack stands under frame rails.
2. Remove cover from adjusting slot on bottom
of backing plate.
3. Rotate adjuster starwheel with screwdriver or
brake spoon to expand brake shoes. Adjust
until drum is very difficult to turn by hand.
4. Rotate starwheel the other direction until
drum turns with slight drag.
5. Replace adjusting slot cover and replace
wheel.
6. Repeat procedure for all remaining brakes.
7. Remove jack stands and lower wheels to
ground.
Adjust Parking Brake
Adjust brakes after 300 miles (500 km).
With brake released, turn adjusting knob on end
of hand lever clockwise until at least 90 lb (0.4
kN) but not more than 170 lb (0.76 kN) of force is
needed to apply parking brake.
When properly adjusted, brake pulls over center with a distinct click.
Location Task Notes
Trailer Adjust brakes Initial
Adjust parking brake
NOTICE: Do not overtighten brake.
NOTICE: Do not exceed 170 lb (0.7 kN) of
force when tightening the knob on the hand
lever.
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