Master Cylinder Removal and Installation

BRAKE MASTER CYLINDER

REMOVAL





1. Remove vehicle wiring harness connector from brake fluid level switch in side of master cylinder brake fluid reservoir (Fig. 47).





2. Disconnect the primary and secondary brake tubes from master cylinder outlet ports (Fig. 48). Install plugs at open brake tube outlets on master cylinder assembly.
3. Using Mopers Brake Parts Cleaner or equivalent, clean area where master cylinder attaches to booster.
4. Remove the 2 nuts attaching master cylinder assembly to power brake vacuum booster.
5. Slide master cylinder assembly straight off its mounting studs on power brake vacuum booster.

INSTALLATION
1. Position master cylinder assembly on studs of power brake unit, aligning push rod on power brake vacuum booster with piston of master cylinder.
2. Install the 2 master cylinder to power brake vacuum booster mounting nuts. Tighten both nuts to a torque of 26 Nm (230 inch lbs.).
3. Connect brake tubes to master cylinder primary and secondary ports. Then tighten the tube nuts to a torque of 17 Nm (145 inch lbs.).
4. Connect wiring harness connector to brake fluid level switch.
5. Fill master cylinder with clean, fresh Mopers Brake Fluid or equivalent.
6. Road test vehicle to ensure proper operation of brakes.