Table of Contents
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1. Body and reservoir assemblies
2. Stop bolt
3. Diaphragm
4. Cap
5. Spring locator
6. Secondary spring
7. Seal retainer
8. Primary seal
9. Seal washer
10. Secondary piston
or damage and replace, if necessary. Drain
and discard any remaining brake fluid.
2. Secure the master cylinder in a suit
able holding fixture, like a piece of steel plate
with holes drilled to accommodate the
mounting bolts and piston bore clamped in a
vise. Clamping the aluminum master cylin
der in a vise is not recommended and may
cause cracks or damage. -
3. Fully depress the master cylinder pis
tons with a suitable brass rod or wooden dowel
and remove the stop bolt. Remove the re
taining snap ring with suitable pliers.
NOTE: Never remove the stop bolt unless
both pistons are fully bottomed in the bore.
Exploded view of brake master cylinder—1984 and later
11. Secondary seal
12. Primary spring
13. Primary piston
14. Retaining ring
15. Warning switch
16. Combination piston
17. Spring
18. O-ring
19. Plug
Bottom the piston in the bore with a brass or wood
rod (1) before removing or Installing stop bolt (2)
BRAKES
265
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