GMC C Series 1993, Repair Manual

Page: 69 / 264

POWER STEERING COMPONENTS (MIPLAWP) 3B2-3
169. Bushing Body
188. Bushing Cover
Figure 2— Removing the Bushing Cover
A. On flange mounted units remove flange sealing
gasket and discard.
B. Scrape the gasket and Sealant from the sealing
surfaces.
5. Pump body bolts (168).
•U s e a suitable block, or pulley, previously
removed, loosely placed onto the pump Shaft to
steady the pump base for continued disassemr
bly.
6. Bushing cover (188). Pull,and gently tap the bush­
ing cover. DO NOT allow pumping element compo­
nents to be removed with the cover (figure d).
7. Discharge fitting and seal from the bushing cover
(some models).
8. Valve cap (193).
9. Seal (192).
10. Spring (191) and combination: (flow control and.
relief) valve (190) from' the bushing cover (188).
Shake or gently strike the casting on wood or pad­
ded surface. Do^ not use metal tools or any instru^
ment that may cause valve bore damage.
11. Seals (185 and 187) (figure 3).
12. Roller vanes (184) from the body pockets. Use a
clean magnet. Do not use pliers or similar tools
that could raise a burr (figure 4).
Important
* The position and "up" side of all remaining internal
components must be noted and marked for refer­
ence at reassembly. The marking method must not
damage any surface. Use dye of other semi-per­
manent marker. ;