2. DISASSEMBLE ANCHOR PLUNGER (12).
a. Pry anchor plunger seal (13) loose and remove
contact with eyes is made, wash your
from anchor plunger (12).
eyes with water and get medical aid
plunger seal (13).
b. Bend tabs on lock plate (14) and remove guide
Compressed air used for cleaning
purposes will not exceed 30 psi. Use
only with effective chip guarding and
Remove anchor plunger (12) from plunger
(goggles/shield, gloves, etc.).
ADJUSTING BOLT THREADS TO REMOVE
It is not necessary to remove brake
CAKED-ON DIRT AND CORROSION.
spider to service plunger housing.
However, if replacement is required,
remove brake chamber assemblies
and twenty nuts (16) and washers
1. INSPECT ALL PARTS FOR ANY SIGNS OF WEAR
(17) from mounting studs and remove
REPLACE ANY PART THAT
brake spider. Removing brake spider
SHOWS WEAR OR DAMAGE.
will also allow access to spindle.
a. Inspect threads in plunger (9) or actuator (11)
and on adjusting bolt for wear or damage. Bolt
must move freely in and out of plunger. Clean
threads or replace parts.
1. CLEAN ALL PARTS IN SUITABLE SOLVENT AND
BLOW DRY WITH COMPRESSED AIR.
b. Inspect the teeth on pawl and actuator. Replace
the parts that are worn or damaged.
Inspect slot in-plunger (9) and (12) that touches
Dry cleaning solvent P-D-680 is toxic
wedge assembly. Be sure area is free of nicks,
pits, scratches or corrosion. If damaged, replace
goggles and gloves and use only in a
well ventilated area. Avoid contact
with skin, eyes, and clothes and don't
d. Inspect brake shoe linings (2) for wear. Each
breathe vapors. Do not use near
end of brake shoe is chamfered. Brake shoes
open flame or excessive heat. The
should be replaced anytime shoes are worn to
flash point is 100-138F (38-59C). If
the point that a chamfer is no longer visible or
you become dizzy while using
when thickness of shoe anywhere is less than
cleaning solvent, get fresh air
0.23 in. (5.84 mm).
immediately and get medical aid. If