Relief Valve Adjustment
Factory Relief Valve Settings for the G125
The Factory Setting for the Chemical Pump Relief valve is as follows
Determine Pressure limits for G125
Identify Spec # located on the ID Plate of G125 at the bottom left corner, the last 2 digits
identify the pressure limits of the Relief Valve Spring 1A or 1B as shown in picture below.
Spring Limits:
1A = 20-80 PSI
1B = 81-125 PSI
Note: Pressure should NOT be set below or above the limits of the spring shown.
CAUTION
:
DO NOT
adjust the pressure rating or tamper with the chemical pump while it is in operation
.
Setting the G125 Pump Relief Valve (Fig. 4)
1. Loosen locknut (item 2).
Note: Each full turn on the adjustment screw is approximately a 5 psi change in relief pressure.
• To increase the pressure setting - turn Adjusting Screw (item 1) clockwise.
• To decrease the pressure setting - turn Adjusting Screw (item 1) counterclockwise.
2. Re-tighten locknut. (item 2)
Product Pump
Factory Relief Valve
Setting
G125-1A
80 PSI
G125-1B
100 PSI
1
2
Fig. 4
(LH Rotation shown)
