Figure 4-48. Adjustment Cams

TM 10-3930-633-12

Figure 4-48. Adjustment Cams

4-80. Master Cylinder

b. Rear Wheels.

a. Removal.

(1) To decrease clearance at anchor end of

(1) Refer to figure 4-47 and disconnect the

forward shoe, turn forward shoe anchor pin in

front and rear brakes hydraulic lines at the outlet

direction illustrated by arrow.

fittings on the side of the master cylinder.

(2) To increase clearance at anchor end of

CAUTION

forward shoe, turn forward shoe anchor pin in

Plug, tape or otherwise seal the exposed

opposite direction indicated by arrow.

ports in the open end of the tube fittings

(3) Alternate between the anchor pin and the

to prevent contamination of the system.

adjusting cam until brake shoe feeler gage (.010

(2) Remove the nuts and lockwashers on the

in.) just fits between the drum and lining at both

studs extending through the master cylinder

"heel" and "toe." Then tighten the anchor pin

mounting flange (figure 4-49).

locknut.

(3) Remove the master cylinder from the

(4) Repeat this same procedure at the op-

power booster section.

posite shoe and on the other brake assembly.