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Steering System 8-31
®
05745159
Figure 8-51: Pitman Shaft Seal Installation
Rack Piston Assembly
1. Lubricate rack piston bore in gear housing and new O-ring 2. Install new backup O-ring in rack piston seal groove. 3. Install new teflon seal ring in groove
over
backup O-ring (Figure 8-52).
Figure 8-52: Rack Piston Seal Ring Installation
4. Install wormshaft in rack piston. Wormshaft flange should
Figure 8-53: Rack Piston Loading Port For Bearing Balls
5. Align worm shaft spiral groove with indicated ball guide 6. Load recirculating bearing balls in rack piston and in ball a. Lubricate bearing balls with power steering fluid. b. Turn wormshaft
counterclockwise
to load bearing balls in rack piston. c. Load balls in rack piston through indicated ball guide d. Load balls alternately. Start with chrome ball e. Load remaining balls in ball guides. Use petroleum f. Verify that 12 black and 12 chrome balls were g. Assemble and install ball guides (with enclosed balls)
WARNING: The chrome recirculating balls are INSTALLER GEAR TOOL J–6219 HOUSING TEFLON RING NOTE: BACK-UP UNDER SEAL RING RACK PISTON O-RING IS INSTALLED
LOAD BEARING BALLS WORMSHAFT RACK PISTON FLANGE INTO THIS BALL GUIDE PORT
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