In-Truck Adjustments And Repairs; Removal And Installation; Brake Shoe Adjustment; Parking Brake Cable Adjustment - Ford 1964 F-100 Shop Manual

PART 2-2-F- AND P-100 SERIES BRAKE SYSTEMS 2-9
Q IN-TRUCK ADJUSTMENTS A N D REPAIRS
BRAKE SHOE ADJUSTMENT
The brake shoes are automatically
adjusted when the truck is driven in
reverse and the brakes applied. A
manual adjustment i s required only
after the brake shoes have been re-
lined or replaced.
1. After the shoes have been in-
stalled or the adjusting screw has
been turned, install the drum. Be
sure that all excess grease, oil, and
other foreign material are wiped off
the carrier plate and drum.
FRONT BRAKE DRUM
REMOVAL
1. Raise the truck and install
stands.
2. Back off the brake shoe adjust-
ment. Remove the hub cap and/or
dust cap.
3. Remove the spindle nut cotter
pin, spindle nut, and washer.
O n trucks with 4-wheel drive, re-
Before installing the brake drum
on the front wheel spindle, wipe the
spindle completely free of grease. In-
stall the drum carefully so that the
grease seal retainers within the hub
will not be damaged.
2. Remove the adjusting hole cov-
er from the carrier plate and, from
the carrier plate side, turn the ad-
justing screw upward to expand the
shoe. Expand the shoes until a slight
drag is felt when the drum is ro-
tated.
move the snap ring from the end of
the axle shaft. Slide the driving hub
off the shaft. Remove the lock nut
using tool T59T-1197-AA, the nut
lock, and the bearing adjusting nut.
4. Remove the wheel assembly.
5. Remove the front wheel-to-hub
retaining nuts or rim and tire retain-
ing nuts. Remove the wheel or rim
and tire from the hub and drum.
6. Remove the brake drum retain-
3. Remove the drum. While hold-
ing the adjusting lever out of en-
gagement with the adjusting screw,
back off the adjusting screw % of a
turn with the fingers. If finger move-
ment will not turn the screw, free i t
up; otherwise, the self-adjusting lev-
er will not turn the screw. Lubricate
the screw with oil and coat with
wheel bearing grease.
Any other adjustment procedure
may cause damage to the adjusting
screw with consequent self-adjuster
problems.
PARKING BRAKE CABLE
A D J U S T M E N T
Adjust the service brakes before
attempting to adjust the parking
brake cables.
Place the parking brake lever in
the fully released position, then
check for slack in the parking brake
two rear cables (Fig. 2).
The cables should be tight enough
to provide full application of the
rear brake shoes, when the parking
brake lever i s placed in the fully
applied position, yet loose enough
to ensure complete release of the
brake shoes when the lever is in the
released position.
If the cables are loose, adjust them
as follows:
1. Loosen the lock nut on the
equalizer rod, and then turn the nut
in front of the equalizer several turns
forward.
2. Turn the lock nut forward
against the equalizer until the cables
are just tight enough to remove the
slack. Excessive tightening may pull
the brake shoes off their anchors.
3. W h e n the cables are properly
adjusted, tighten both nuts against
the equalizer.
ers and retaining bolts, screws, or
bolts and nuts.
7. Remove the brake drum from
the hub.
INSTALLATION
1. Place the brake drum to the
hub and install the retainers and re-
taining bolts, screws, or bolts and
nuts.
2. Install the wheel or rim and
Q REMOVAL AND INSTALLATION