F 550 4WD Super Duty V8-7.3L DSL Turbo VIN F (2001)
2. Oil and assemble a new O-ring into its counterbore in the valve housing.
3. Lightly oil and assemble a new O-ring and a new seal ring into the large diameter seal ring groove in the valve housing, bending and working them
in and smoothing them out as necessary.
4. CAUTION: If you are installing a new input shaft, valve, worm assembly, discard the spacer sleeve and thin washer.
Install the roller thrust bearing and then the thick washer onto the input shaft end of the input shaft, valve and worm subassembly, seating them
against the input shaft thrust face.
