Warner Electric Electric Wheel Brake 12-1_4 x 3-1_2 Replacement - Manual (Page 23)

23 Warner Electric • 800-825-9050 819-0209
5. Assemble the magnet lead wire terminals
onto the terminal posts (6-3) in the follow-
ing sequence:
Old Style Dual Magnets
a. Place one internal lockwasher over each
post.
b. Place two black lead wire terminals over
one post.
c. Place two white lead wire terminals over
the second post.
d. Place one internal nut (6-1) over each
post and tighten them to 30-40 in. lb.
New Style Long-Life Magnet
a. Place one internal lockwasher over each
post.
b. Place one wire terminal over each post.
c. Place one internal nut (6-1) over each
post and tighten them to 30-40 in. lbs.
torque.
6. Close the shoe (2-1) that was spread to
expose the terminal and install the anchor
pin plate (4-2).
7. Install the shoe return springs (4-1) using a
brake spring tool.
8. Remove the two old terminal hole plugs (6-
9) from the backing plate and discard them.
Install new hole plugs in the backing plate.
Locate them in the same position, and
bend their tangs to secure them in place.
9. Check that the shoes expand and contract
properly and are in correct adjustment.
10. Reassemble the drums and wheel and
make sure the wheel bearings and wheel
nuts are adjusted to the axle manufactur-
er’s specifications.
Replacing Armature
Kit No. 1301-100-013
See page 3 for kit description
1. Loosen and remove the six screws (7-2),
nuts (7-4) and lockwashers (7-3) holding the
armature (7-1) in place.
2. Remove the old armature (7-1) and thor-
oughly clean the drum interior.
3. Installed the new armature (7-1) with the
hardware provided in the kit. Take care to
install double jam nuts (7-4) on the armature
bolts and/or peen the bolt ends to assure
that the nuts do not loosen.
4. Reassemble the drum and wheel. Make
sure the wheel bearing and wheel nut are
adjusted to the axle manufacturer’s specifi-
cations. Repeat the process for the second
armature.
Replacing Shoe Hold Down Spring
Assemblies
Kit No. 1301-100-007
See page 3 for kit description
Note: This kit services only brakes built after
mid-1977 that use style “B” shoe hold down
spring assemblies. This kit will not interchange
with style “A” shoe hold down spring assem-
blies. Refer to “Replacing Shoes and
Linings/Shoe Hold Down Springs,” kit number
1301-100-005 (page 10), for a definition of the
style “A” and style “B” kits and for instructions
for the style “A” assemblies.
1. Remove the two shoe return springs (4-1)
using a brake spring tool. (See Figure 54).
2. Remove the anchor pin plate (4-2).
3. Remove the two shoe hold down spring
assemblies (2-2, 2-3, 2-4, 2-5, and 2-6).
These assemblies are spring
loaded. Wear safety glasses while per-
forming these operations, and keep your
head away from the parts being
removed. Follow instructions carefully.