PL720 2WD L4-2488cc 2.5L DSL (SD25) (1985)
Steering Gear: Service and Repair
Power Recirculating Ball Type
Fig. 9 Recirculating ball type power steering gear. 1982-86 Pickup (Van similar)
Only the sealing parts of the gear assembly can be replaced, Fig. 9. The internal components of the steering gear must be replaced as an assembly.
Sector Shaft Oil Seal, Replace
1.
Remove steering gear and set stub shaft in straight ahead position, which is two turns plus 45° rotation from lock position on and 1984-86 Pickup
models or 1.85 turns from lock position on Pathfinder, Van and 1986-1/2-88 Pickup.
2.
Remove bolts securing sector shaft cover and free sector shaft and cover by lightly tapping sector shaft with a suitable mallet.
Fig. 10 Typical sector shaft removal. Recirculating ball type power steering gear
3.
Place a roll of plastic film around the end of sector shaft, Fig. 10, and remove sector shaft from steering gear.
4.
Remove dust cover, snap ring, dust cover special washer, back-up ring and oil seal, as required.
5.
Replace O-ring seal on sector shaft cover.
6.
To assemble, reverse procedure.
Rear Housing Seal, Replace
1.
Remove steering gear from vehicle and mount in a suitable holding fixture.
2.
Loosen but do not remove rear housing bolts.
3.
Turn sector shaft slightly to raise intermediate cover through piston.
4.
Turn stub shaft and place piston (worm gear) in its straight ahead position.
5.
Remove sector shaft.