Chevrolet Light - Page 55

flg.51_Adj".,lngB,,,h.
3. Remove the adjusting
hole covers and insert a
screwdriver through the ad-
justing hole and engage the
teeth on the adjusting cover
of the wheel cylinder (fig.
51). Turn the adjusting
cover in a clockwise direc-
tion looking at the end of
the cylinder until the shoes
cause a slight drag on the brake drum .
4. When the "drag" condition is reached, turn the adjusting
cover in the opposite direction five (5) notches. Repeat this
operation on each shoe in each brake.
NOTE: The backing-oil of the adjusting cover the specified num-
ber of notches will be indicated by a faint click of the cover
lo ck ' spring as the cover is turned. This backing-off of the adjust -
ing
cover moves the brake shoe away from the drum to insure
proper ru nnin g clearance of the shoes in the drum.
5. Connect parking brake
cables and adjust. (See Park-
ing Brake Adjustment.)
Brake Adjustment (1 ton
rear).
To adjust the rear brakes,
use a %" open end wrench to
turn the adjusting pinion.
1. Raise rear of truck so
fig. 52-Adjll,';ng..J-T"n Rea. BT,,~e. wheels clear floor.
2. Turn the adjusting pinion (fig. 52), in a clockwise direc-
tion until the shoe causes a slight drag on the brake drum.
3. Turn the adjusting pinion back in the opposite direction
73 of a turn to provide running clearance. Repeat this oper-
ation on each shoe in each brake. Lower truck to floor.
Brake Adjustment (1% and 2 ton rear).
1. Jack rear wheels clear of floor and remove adjusting hole
covers from flange plate (two at each wheel) .
2. Turn rear adjusting screw until a moderate dragging con-
tact is felt on the brake drum and then back off 3 notches .
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