Stub Shaft Seals and Upper and Lower Bearing

Disassembly Procedure
1. Remove the rack and pinion steering assembly from the vehicle.





2. Remove the dust cover from the lower end of the housing.

NOTICE: If the stub shaft is not held, damage to the pinion teeth will occur.





3. While holding the stub shaft with a wrench, remove the locknut from the pinion.





4. With the gear centered, mark the location of the stub shaft notch on the housing to aid in properly installing the valve and pinion assembly.





5. Remove the stub shaft retaining ring and, using an arbor press, press on the threaded end of the pinion until it is possible to remove the pinion and valve assembly from the housing.





6. Remove the stub shaft dust seal the stub shaft bearing annulus assembly and the valve assembly from the housing. Discard the stub shaft dust seal.





7. Remove the lower valve assembly bearing and the bushing.





8. Remove the lower bearing assembly retaining ring and press the lower bearing assembly from the lower end of the housing.

Assembly Procedure





NOTICE: Coat all the seals with power steering fluid to ensure proper sealing.

1. Install the lower bearing assembly and the lower bearing assembly retaining ring into the lower end of the housing.





2. Install the lower valve assembly bearing and the bushing.
3. Center the rack in the housing.





4. Install the the valve assembly, the stub shaft bearing annulus assembly, and a new stub shaft dust seal into the housing.

IMPORTANT: When the valve and pinion assembly is fully seated in the housing, be sure that the notch in the stub shaft and the mark on the housing line up.

NOTICE: If the stub shaft is not held, damage to the pinion teeth will occur.





5. While holding the stub shaft, install the locknut onto the pinion shaft.
Tighten
Tighten the pinion locknut to 30 Nm (22 ft. lbs.).





6. Replace the dust cover onto the housing.
7. Install the rack and pinion steering assembly.