Installation - TM-10-3930-622-140083

(2) Remove nuts, washers and screws attaching

(2) Loosen locknut on brakeshoe stop screw, tighten

lever to truck body. Take brake lever and' linkage from

stop screw until both brakeshoes grip drum, then slack it

truck.

off just enough to release drum. Tighten locknut.

b. Installation. Reverse a. above.

(3) Set lever to position in which brakes are applied

and turn adjusting knob clockwise until snug. Release

c. Adjustment. Make overall adjustment of parking

brakes and tighten knob further until a firm pull is

brake system as follows: (1) Turn. adjusting knob on

required to draw lever over center and brake application

lever

handle

full counterclockwise to slack off

is adequate to hold truck.

adjustment.

6-20. PEDAL AND LINKAGE.

a. Removal.

(1) Remove five screws, nuts and washers, and

remove floorboard.

(2) Remove pedal nuts and washers, and pedals

(Figure 6-7). Remove cotter pin and pin from master

cylinder clevis. Do not unscrew clevis from master

cylinder unnecessarily to avoid disturbing pedal

adjustment excessively.

(3) Remove inching valve adjustment screw and

spring, brake lever mounting screws and bearings, and

brake lever.

b. Installation.

(1) Reverse a. above.

(2) Perform procedure in paragraph 6-23b. (4).

(3) With drive wheels raised off floor and forward

clutch engaged, turn adjusting nut, or add washers, until

no movement of the inching spool is detected at all

engine speeds.

6-21. BRAKE SHOES (PARKING BRAKE).

a. Adjustment.

(1) Fully release parking brake lever and turn

adjustment knob at top of brake handle counterclockwise

to slack off linkage adjustment.

(2) Loosen nut on brake shoe stop screw (Figure 6-

8) and adjust screw until lining of both shoes contacts

brake drum.

(3) Back off brake shoe stop screw two turns and

tighten nut to hold adjustment.

(4) Apply parking brakes and tighten adjustment

knob snugly, to the extent a firm push is required to

release the parking brake.

b. Removal.

(1) Remove twelve capscrews and remove as much of

propeller shaft as necessary to get access to nut holding

on parking brake drum.

Figure

6-6.

Handbrake,

Partly

Exploded

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