G 20 Van V8-5.7L VIN R (1996)
Hydraulic Brake Booster: Service and Repair
Bendix Brake Boosters
Hydro-Boost Assembly
Fig. 2 Removing Accumulator
Fig. 3 Typical Hydro-Boost Unit Disassembled
DISASSEMBLY
1.
Place accumulator compressor tool No. J-26889 or equivalent, around the end of accumulator, and install nut onto stud as shown in Fig. 2, then
depress the accumulator with a C-clamp.
2.
Remove retainer by using a suitable punch.
3.
Release the C-clamp and remove accumulator compressor tool No. J-26889 or equivalent.
4.
Remove accumulator, O-ring, retainer, plug and spring as shown in Fig. 3.
5.
Remove retainer, output pushrod, baffle, piston return spring and retainer.
6.
With a suitable saw, cut off the eyelet of the pedal rod, then remove the boot.
7.
Remove nut, bracket and bolts, then separate cover from housing.
8.
Remove piston assembly and seals.
9.
Remove spool valve, then with a wire hook remove accumulator valve.
10.
Remove return line fitting and seal.