Yukon V8-393 6.5L DSL Turbo (1993)
Fig. 2 Rack piston plug removal
Fig. 3 Bearing removal
Refer to Fig. 1, when performing the following procedures.
1.
Pry retaining ring out of housing groove with a screwdriver.
2.
Turn stub shaft to the left until plug on opposite end is forced out of cylinder, then remove seal.
3.
Remove plug from rack piston, Fig. 2.
4.
Remove nut, bolt, side cover and gasket, then turn adjuster screw right until side cover separates from pitman shaft.
5.
Remove piston shaft, then turn stub shaft left until pitman shaft teeth and rack piston disengage.
6.
Remove retaining ring, washers and seals, then remove bearing with bearing removal tool No. J-6278 or equivalent if necessary. Fig. 3.
7.
Remove rack piston and balls as follows:
a.
Insert ball retainer tool J-21552 or equivalent into rack piston bore with pilot seated into end of worm, refer to Fig. 2.
b.
Hold tool against worm and turn stub shaft to left. Rack piston will be forced onto the tool.
c.
Hold tool and pull rack piston toward handle until it is against flange. This will prevent end circuit balls from falling out.
Fig. 4 Adjuster plug removal
