Installing Boot To Caliper; Installing Boot To Piston; Rear Brakes - Chevrolet 10 1971 Series Chassis Service Manual

BRAKES 5-10
Use just enough air pressure to ease the
NOTE:
piston out of the bore. Do not blow piston out of
the bore.
Do not place the fingers in front of
CAUTION:
the piston in an attempt to catch or protect it
when applying compressed air. 'This could result
in serious injury.
5. Using a screw driver and caution so as not to scratch
the piston bore, pry the dust boot out of the caliper
piston bore.
6. Using a small piece of wood or plastic remove the
piston seal from its groove in the caliper piston
bore.
Do not use a metal tool of any kind for
NOTE:
this operation as it may damage the bore.
7. Remove the bleeder valve from the caliper.
Fig. 23— Installing Boot to Piston
*
Fig. 24— Installing Boot to Caliper
Cleaning and Inspection
The dust boot, piston seal, rubber bush­
NOTE:
ings and sleeves are to be replaced each time
that the caliper is over-hauled. Discard these
parts - do not bother to clean and inspect them.
1. Clean all parts (other than those mentioned above) in
denatured alcohol. Use dry, filtered, compressed air
to dry parts and blow out all passages in the caliper
and bleeder valve.
The use of lubricated shop air will
NOTE:
leave a film of mineral oil on the metal parts.
This may damage rubber parts when they come
in contact after reassembly.
PULL BACK SPR IN G S
Fig. 25— Rear Brakes
PRIMARY SH O E
10-30 CHEVROLET TRUCK SERVICE MANUAL