Page K-18
MECHANICAL BRAKES
Repair and Service Manual
Read all of Section B and this section before attempting any procedure. Pay particular attention to all Notices, Cautions, Dangers and Warnings..
The brake shoe end is squared off and engages the
screw end of the adjuster. The brake shoe is stamped
with ’17T into the shoe (Ref. Fig. 25 on Page K-18).
Install the brake shoes using the reverse order of disas-
sembly and secure with the brake shoe retainer springs
and brake shoe return springs.
Fig. 25 Brake Shoe ’17T’
Clean the axle shaft to remove grease, dirt and all for-
eign matter.
Insert a straight blade screwdriver between the adjusting
lever and the adjusting mechanism. Rotate the star
wheel counter clockwise until the shoes have retracted
sufficiently to permit the brake drum to be installed.
install washer (5), brake drum (6), washer (8) castellated
nut (9), and tighten the axle nut to 80 - 90 ft. lbs. (108 -
122 Nm) torque. Continue to tighten until a new cotter
pin (10) can be installed through the castellated nut and
the hole in the axle. Maximum torque 140 ft. lbs. (190
Nm).
Install the brake drum. “Brake Drum Removal and Installa-
tion” on page 15.
Repeat on other side of vehicle.
Adjust the brake pedal free travel. “Adjusting Brake Pedal
Free Travel” on page 14.
Brake Cable and Equalizer Assembly
Removal and Installation
The brake cables and equalizer are only serviceable as a com-
plete assembly.
Remove the cotter pins and clevis pins connecting the
brake cables to the brake levers. Remove the retaining
rings connecting the brake cables to their brackets at the
axle (rear of cable) and at the frame (front of cable).
Loosen and remove the jam nut and the spherical nut on
the equalizer link (Ref. Fig. 26 on Page K-18). Inspect
the hardware and replace if needed. Remove the brake
cable and equalizer assembly and discard.
Fig. 26 Brake Cable, Equaliser and Compensator
Slide the equalizer link of the new assembly over the
compensator rod. Loosely install the spherical nut and
new locking jam nut. Insert the cables into the frame and
axle brackets. Install new retaining rings. Connect the
cables to the brake levers using new clevis pins and new
cotter pins.
Adjust the brake pedal free travel. “Adjusting Brake Pedal
Free Travel” on page 14.
17T
NOTICE
Spherical
Nut
Jam
Lock
Nut
Equalizer
Bracket
Compensator
Assembly
Cotter
Pin
Clevis
Pin
Brake
Cables
Compensator
Rod
