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 Section Xl. BRAKES
adjusting knob 4 or 5 turns counter-
48. General
clockwise.
(b)
Remove cotter pin, washer, and
mechanical type and is mounted on a pin in-
clevis pin securing cable adjustable
stalled in the differential carrier. The brake-
yoke to handbrake lever.
drum is fastened to a brake flange installed on
(c)
Loosen yoke jamnut, then turn yoke
the drive axle pinion. The brakeshoes are acu-
3 or 4 times to shorten the cable
ated through a cable by an adjustable over-
length.
center-type handbrake lever.
Install the adjustable yoke on the
(d)
brake lever and check adjustment
b. The service brake system consists of a
by engaging the brake. Readjust
mechanically actuated master cylinder with a
as necessary to prevent brakeshoes
heavy duty brake line, transmitting hydraulic
from dragging when disengaged.
pressure to wheel brake cylinders in each drive
Tighten the yoke jamnut and install
(e)
wheel. The wheel cylinders are double-end type
the washer and cotter pin.
and are located behind dust shields. Each
brakeshoe is provided with one adjustment to
b. Removal.
compensate for normal lining wear. The ad-
(1) Removal of lever assembly.
justments are located on the brake backing
(a) Disengage the handbrake.
plate.
(b) Remove cotter pin, washer, and
clevis pin to disconnect cable from
handbrake lever.
(c) Remove two screws, nuts and wash-
on the handbrake lever can be used to compen-
ers, then separate handbrake lever
sate for normal brake lining wear. When the
and spacer plate from right side of
adjusting knob will no longer provide the neces-
cowl panel.
sary brake adjustment, and sufficient lining still
(2) Removal of brake cable.
remains, further adjustment can be made at the
(a) Perform (1) (a) and (b) above.
cable yoke.
(b) Disconnect cable return spring at
(1) Adjustment using the handbrake lever
cable mounting clevis pin, then re-
knob.
move washer and clevis pin, with
(a) Set the lever in fully released posi-
cotter pin assembly from the brake
tion.
operating lever.
(b) Turn knob 1 or 2 times clockwise.
(c) Remove U-bolt nuts, washers and
Check adjustment by engaging the
U-bolt, then remove cable.
brake. Pull back on lever to the
c. Installation. Reverse procedures in b
fully applied position, and at this
above. Make final adjustments as instructed in
point the lever should be past center
a above. Yoke adjustment should be such as to
and in a fully applied position. If
allow approximately 5 turns on the adjusting
considerable effort is required to
knob for future periodic adjustment.
pull the lever past center, readjust
knob as necessary to lessen the ef-
fort required to pull the lever past
center and still have the brake ap-
a. Disengage handbrake.
plied.
(c) Repeat (b) above if necessary until
(b).
adjustment is correct.
(2) Adjustment of cable yoke.
c. Loosen adjusting screw jamnut at anchor
link.
(a) Disengage the brake and turn the
AGO 6217A
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