Pontiac tempest 1968 Service Manual page 174

S T A N D A R D B R A K E S
5-9
3. On rear brake assemblies, install the parking
brake lever to the secondary shoe,
4. Assemble the adjusting screw.
5. Attach the primary to secondary shoe spring to
the shoes and install the adjusting screw. The p r i ­
mary to secondary shoe spring must not contact the
adjusting screw star wheel.
NOTE: The right front and right rear adjusting
screws have left hand threads and can be identified
as follows:
PONTIAC
Right front - 3 wide grooves.
Right rear - 1 wide groove.
Left front - 3 V grooves.
Left rear - I V groove.
TEMPEST AND FIREBIRD
Right front and rear - 2 wide grooves.
Left front and rear - 2 V grooves.
All adjusting screws must be installed with the
star wheel end of the screw toward the rear of the
car.
6. Position shoe assembly on the backing plate.
Be sure wheel cylinder links are properly positioned
in the shoe notches.
NOTE: When replacing shoes, always be certain
to assemble secondary shoes to the rear and pri­
mary shoes to the front. Note that linings of pri­
mary shoes are usually shorter than secondary
linings.
7. On rear brakes, connect parking brake lever to
secondary shoe and install strut and spring between
lever and primary shoe.
8. Position the upper end of actuating link over
anchor pin.
9. Engage the adjuster lever with the override
pivot, then position the adjuster lever and return
spring on the secondary shoe. Fasten with the hold
down spring assembly (Fig. 5-7).
NOTE: THE FRONT BRAKE SPRING RETAINING
PINS ARE IDENTIFIED WITH THE NUMERAL 6