Pontiac Fiero 1988 Service Manual page 248

DISC BRAKE CALIPER ASSEMBLY 48H FRONT CALIPER 5B4-7
9. P I S T O N
10. B O O T
11. P I S T O N SEAL
12. BLEEDER VALVE CAP
13. BLEEDER VALVE
14. B R I D G E BOLTS
15
J 1 0 0 1 3 - 5 B 4 - P
Figure 13 Front Caliper A s s e m b l y Components
16. CALIPER H O U S I N G
J 1 0 0 1 4 - 5 B 4 - P
Figure 14 Removing Caliper Piston
3. Boot (10).
• Be careful not to scratch housing (16).
NOTICE: Do not use a metal tool to remove piston
seal. Metal tools may damage caliper bore or seal
groove.
4. Piston seal (11) from groove (24) in caliper housing
(16).
• U s e a small wood or plastic tool.
Inspect (Figure 13)
• Caliper bore and piston seal groove (24) for
scoring, nicks, corrosion and wear.
• U s e crocus cloth to polish out light corro-
sion.
• Replace caliper housing (16) if corrosion
in and around seal groove (24) will not
clean up with crocus cloth.
5. Bleeder valve cap (12) and bleeder valve (13) from
caliper housing (16).
Clean (Figure 13)
All parts in c l e a n , denatured alcohol.
Dry with unlubricated compressed air.
Blow out all p a s s a g e s in housing (16) and bleeder
valve (13).
10. B O O T
16. CALIPER H O U S I N G
J 1 0 0 1 5 - 5 B 4 - P
Figure 1 5 Removing Caliper Boot
Assemble (Figures 13 through 18)
Tools Required:
J 36622 Boot S e a l Installer
J 36623 Piston Installer
NOTICE: S e e " N O T I C E " on page 5 - 1 .