Removal & Installation (Model 420)

Drain slave cylinder reservoir, jack up vehicle front and remove left wheel. Remove fiberglass cover to servo unit and mounting bracket. Disconnect three hoses and line fittings from servo and slave cylinder. Seal open ends of hoses and lines to prevent entry of dirt. Remove four set-screws securing servo mounting bracket to inner panel and withdraw assembly. Separate servo from mounting bracket for unit service. To install, reverse removal procedure.