Document P/N: 2P136539
Release Date: 05/25/2017
Revision: F
37 of 42
Suction Valve Stop Installation for Grooveless Fluid Ends:
The following instructions show the correct method of installing suction valve stops in the “Grooveless” style
fluid cylinders; first introduced in 2004.
1. Insert the valve stop with its base (opposite the eye) pointing towards the power end. The eye of the
stop must be closest to the suction cover side of the fluid cylinder.
Figure 1