Displacement Pump Repair
Installation
1.Fig. 4. Screw assembled dump valve manifold (85) and air cylinder (22) into pump (3).
2.Fig. 5. Pull piston rod (201) out of pump (3) 2 to 3 inches (50 to 75 mm).
WARNING
MOVING PARTS HAZARD
If pin works loose, parts could break off
due to force of pumping action. Parts could project through the air and result in
serious injury or property damage. Make sure pin and retaining spring are properly installed.
3.Lift pump (3) into position and push in pin (38). Be sure retaining spring (37) snaps down over end of pin.
4.Support weight of pump (3) and fasten two quick disconnect screws (27). Torque screws to 20