Power Steering Gear: Disassembly
- Attach steering gear to Assembly Plate (116 589 01 59 00 ). Remove lock nut from adjusting screw. Remove copper seal ring. Remove bolts attaching pitman shaft cover to steering case.
- With steering in center position, turn adjusting screw clockwise to force pitman shaft, with cover, from housing. Remove pitman shaft with cover.
- Remove "O" rings from cover. Remove lock ring and seal ring. Remove lock ring from pitman shaft. Remove adjusting screw with thrust washers. See Fig 1 .
- Remove bolts retaining bearing cap to steering gear housing. Turn worm gear counterclockwise until bearing cap is forced out of housing.NOTE: Balls will fall from ball guide if worm gear is turned too far.
- Remove bearing cap and worm gear with piston/steering nut from housing. Remove worm gear and bearing cap from piston/steering nut. Do not lose balls.
- Remove "O" ring from bearing cap. Attach bearing cap to an assembly fixture. Using a hook wrench, unscrew slotted nut from bearing insert.
- Using a spanner wrench, remove bearing insert from bearing cap. See Fig 2 . Remove steering worm and washer from bearing cap.
- Remove roller cage from steering worm, along with seal and "O" rings. Remove bearing and disc from bearing cap. Remove bolts, clamp, and both ball guide halves from piston/steering nut.
- Remove worm gear nut from piston/steering nut. Remove seal ring and "O" ring from worm gear nut. Remove bearings, races and "O" rings from piston/steering nut.
- Remove lock ring, cover and control valve from housing. See Fig 3 . If necessary, remove pistons from control valve by removing lock rings.