Caprice Wagon V8-350 5.7L (1994)
7. Install new diaphragm retainer, then seat retainer on power piston using guide sleeve tool No. J-28458, or equivalent, and tap with a hammer.
8. Install primary power piston bearing in rear housing, then lubricate inner diameter of bearing.
9. Mount front housing in holding fixture tool No. J-23456, or equivalent, then install diaphragm return spring, power piston group and the rear
housing assembly, Fig. 1 .
10. Ensure housing scribe marks are properly aligned, then press housing sections together with holding fixture forcing screw. Assembling of housing
can be facilitated by applying vacuum to front housing port. Block opening for vacuum switch, if equipped.
11. Rotate rear housing clockwise to lock housing, then stake two tabs 180degrees apart to secure assembly. Do not stake tabs which have previously
been used.
12. Lubricate grommets and front seal, install grommets, check valve and vacuum switch, as equipped, then the front housing seal.
13. Install silencer and pedal pushrod boot.