Index Chrysler Chrysler Town & Country/Voyager, Dodge Caravan, Plymouth Voyager - service repair manual 1992 year
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Slide master cylinder straight out, and away from power brake booster unit. BLEEDING MASTER CYLINDER Clamp master cylinder in vise and attach Bleeding Tubes, Special Tool C-4546 (Fig. 5). Use a residual valve on outlet of each bleeder tube, to keep air from being drawn back up tube and into Fill both reservoirs to the appropriate full mark, with approved brake fluid. Depress push rod slowly and then allow pistons to return. Repeat several times until all air bubbles are Remove bleeding tubes from master cylinder. Plug outlet ports on master cylinder and install caps on fluid Remove master cylinder from vise and install master cylinder back on the power brake unit. It is not necessary to bleed the entire hydraulic system after replacing the master cylinder. Pro- INSTALL Position master cylinder over studs on power brake unit, align push rod with master cylinder piston. Install master cylinder to power brake unit attaching nuts (Fig. 4) and tighten to 28 N Im (250 in. lbs.). Connect brake tubes to master cylinder outlet ports. Tighten the brake tube to master cylinder fittings to 17 Im (145 in. lbs.). POWER BRAKES INDEX page page General Information . . . . . . . . . . . . . . . . . . . . . . . 51 Service Procedures . . . . . . . . . . . . . . . . . . . . . . . 52 GENERAL INFORMATION A 270 mm power brake booster assembly is used on these vehicles (Fig. 1 and 2). The purpose of the power brake booster is to reduce the amount of force applied to the brake pedal, to The power brake booster can be identified if required, by the tag attached to the body of the booster assembly The power brake booster assembly is not a repairable part and must be replaced as a com- The power brake booster in vacuum operated. The vacuum is supplied from the intake manifold through As the brake pedal is depressed, the power boosters input rod moves forward. This opens and closes valves Different systems and engine combinations require different vacuum hose routings. The hose is needed to Fig. 5 Bleeding Master . BRAKES 5 - 51 |