Chevrolet 70 1969 Series, Shop Manual

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BRAKES 5B-66
6. Install release bolt in hole in center of cap
with bolt head toward outside of cap.
7. Install inner flat washer and " E ” ring on
release bolt.
8. Install two spring bearing washers; one on
piston and one in cap.
9. Install back-up ring and O-ring on piston.
10. Assemble cap assembly, spring, and
piston. Compress assembly in fixture (fig. 45).
11. Install square nut on release bolt. Remove
assembly from fixture.
12. Install hex nut and snap ring on release
bolt.
13. Install back-up rings and O-ring in groove
in housing.
14. Assemble cap, spring, and piston assem ­
bly in housing assembly, with rubber seal between
cap and housing.
15. Install lock ring in housing and seal joint
between cap and housing with sealing compound.
16. Install piston seal in housing.
17. Thread foot through housing into piston.
18. Lock foot in place with setscrew. Apply
sealing compound to cover head of setscrew. Cover
with plastic tape until sealer sets.
CHEVROLET SERIES 70 -80 HEAVY DUTY TRUCK S H O P M A N U A L