Magnum Venus Plastech UltraMAX VHPC-2000 Series - Manual (Page 19)

VHPC-2000 Metering Pump Manual
Rev. 05/2012 Page | 19
For systems with inlet Check Valve CV-2000 installed:
1. Remove the Check Valve (CV-2000) for the inlet body (4101-7-1).
2.
Remove o-ring (O-S-013) and replace with new o-ring.
3.
Remove the Inlet Tube Fitting from the Check Valve. Remove and discard the O-
Ring (O-S-013) replace with new O-ring depending on the Inlet Fitting.
4.
Remove the Seat Housing (CV-2001) from the Spring Housing (CV-2002).
5.
Remove and clean Spring (CV-2004) and Piston (CV-2003) with warm water.
6.
Remove and clean O-ring (O-S-011) with warm water, replace as necessary.
7.
Clean Seat Housing and Spring Housing with warm water and inspect for
damage.
8.
Install the Spring (CV-2004) into Piston then install the Piston into the Spring
Housing.
9.
Install a new O-ring (O-S-011) into the Seat Housing and thread Seat Housing
onto Spring Housing.
10. Install the Tube Fitting into the outlet side of the Check Valve.
11. Install the rebuilt Check Valve (CV-2000) onto the Inlet Body.