Wheel Cylinders; Master Cylinder; Exploded View Of Wheel Cylinder - Mazda 1983 RX7 Service Manual

WHEEL CYLINDERS

Disassembly
Remove dust boots. Remove piston assemblies by pressing on
cylinder cup to force out filling blocks and return spring.
Cleaning & Inspection
1) Clean all parts in alcohol or brake fluid. Check cylinder
bore and pistons for scores, roughness or wear.
2) Check clearance between cylinder bore and pistons.
Replace if clearance exceeds .006" (.15 mm). Check cups for
deformation. Replace as necessary.
Fig. 6:

Exploded View of Wheel Cylinder

Flat side of cylinder cups face outward.
Reassembly
1) Reverse disassembly procedure. Coat all parts with clean
brake fluid before reassembly.
2) When installing cylinder cups, make sure flat side of cup
faces outward.

MASTER CYLINDER

Disassembly
1) Thoroughly clean outside of master cylinder, and pour out
any remaining brake fluid. If equipped, remove reservoir and dust
boot. Depress primary piston assembly. See Fig. 7.
2) From rear of cylinder bore, remove retaining ring ,
washer, primary piston assembly, and return spring. Remove stopper
bolt and secondary piston by blowing compressed air through the
outlet port. See Fig. 8.
3) Carefully withdraw secondary piston assembly and return
spring. Remove fittings, check valves, and springs.
BRAKE SYSTEM
Article Text (p. 8)
1983 Mazda RX7
For www.iluvmyrx7.com
Copyright © 1998 Mitchell Repair Information Company, LLC
Sunday, August 26, 2001 04:54PM