1800 SRM 535
Brake Shoe Removal
3.
Remove the drive unit compartment hood to ac-
cess the brakes.
4.
Discharge the traction motor controller capaci-
tor. Refer to WARNINGS in Repairs - General.
5.
Remove the grease fittings from the brake shoe
pivot pins.
6.
Disassemble the snap rings and pivot pin link
from the brake pivot pins. Refer to WARNINGS
in Repairs - General.
7.
Loosen the nuts that apply tension to the spring
to release the brake shoes from the drum.
8.
The brake shoe and lining assembly can now be
removed by sliding the assembly off the brake
drum and pivot pins and out of the slot in the
brake release arm.
9.
If the brake shoe and lining assembly require
further disassembly, remove the two nuts from
the spring retainer bolt. Disassemble the spring
seats, spring, and spring retainer bolt. Note that
the spring retainer bolt head has a slotted head
to keep the bolt from turning.
10. Loosen the setscrews and remove the adjusting
screws from the brake shoe and lining assembly.
Disassemble the setscrews from the brake shoes
and remove the setscrew seats.
1.
NUT
2.
SPRING SEAT
3.
SPRING
4.
BRAKE SHOE W/LINING
5.
PIVOT PIN
6.
LINK
7.
SNAP RING
8.
LUBE FITTING
9.
SETSCREW
10. SETSCREW SEAT
11. ADJUSTING SCREW
12. BRAKE RELEASE ARM
13. LUBE FITTING
14. THREADED ROD
Figure 2. Brake Shoe Assembly (B60-80XT)
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