BRAKE SHOE AND WHEEL CYLINDER REPLACEMENT.
This task covers:
Brake drum removed. (See paragraph 8-5)
One adjusting hole cover
Rear brake line disconnected (if removing
wheel cylinder). (See paragraph 7-10)
Grease (Item 26, Appendix C)
General Safety Instructions
Brake spring pliers
DO NOT use a dry brush or
compressed air to clean brake shoes
or brake components.
Always wear goggles during removal
and installation of brake shoe springs,
DO NOT use a dry brush or compressed air to clean brake shoes or brake
components. There may be asbestos dust on brake shoes or brake
components which can be dangerous to you if you breathe it. Brake
shoes and brake components must be wet, and a soft brush must be
used. Failure to follow this warning may result in serious illness or death
Always wear goggles during removal of brake shoe springs. Failure to
follow this warning may result in serious eye injury.
When brake shoes (5 and 17) are replaced, grooved, scored, tapered, or
out-of-round brake drums should be repaired to prevent damage to new
brake shoes. Notify your supervisor.
If removing brake shoes (5 and 17) and mounting hardware, perform
If removing wheel cylinder, perform steps 1-13.
Back off adjusting screw (11).
Adjusting assembly is factory-installed without washer (10). Use washer for
Pull forward on bottom of primary brake shoe (17). Remove socket (9), washer (10), adjusting
screw (11), and nut (12).
Unhook primary return spring (26) and secondary return spring (19).