D/G-04 Service (Fluid End)

6.Reinstall Valve Plate (12) and Manifold (3)

a.Reinstall the valve plate (12), with the valve assemblies installed as outlined above, onto the diaphragm plate (18) and alignment pins (29).

Tighten the two socket-head capscrews evenly and snugly to compress the outer diaphragm beads and hold the valve plate in place.

b.Reinstall the O-rings (4) on the front side of the valve plate. Use petroleum jelly or lubricating gel to hold them in place.

c.Reinstall the manifold onto the valve plate.

d.Insert all capscrews (1), with washers (2), around the edge of the manifold, and alternately tighten opposite bolts until all are secure. Torque to 50 ft-lbs (70 N-m).

e.Recheck all bolts for tightness and proper torque.

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D04-991-2400 5/1/04