Today we will introduce the most important part of Anfield pressure switch manual, how to adjust the set point.
Firstly, we need to understand some characteristics of Anfield pressure switches.
ANFIELD PRESSURE SWITCH OPERATING SPECIFICATIONS & CHARACTERISTICS
| MODEL | ADJUSTMENT RANGE (psi) | AVERAGE DIFFERENTIAL | PROOF PRESSURE (psi) | ADJUSTMENT (psi per turn) |
| SPA - 1 | 3 - 7 | 6-20% of setting | 350 | 1 |
| SPA - 2 | 5 - 30 | 6-20% of setting | 350 | 3 |
| SPA - 3 | 25 - 150 | 6-20% of setting | 350 | 25 |
ADJUSTING THE SET POINT:
(Default setting is the lowest setting within range)
Step 1: Insert a 5/64” or 2mm allen key into the adjustment screw opening. (Fig 3)
Step 2: Turn the screw clockwise to increase the set point or counter clockwise to decrease.
Step 3: The adjustment screw may be potted with silicone to prevent moisture ingress through the adjustment screw
Fig 3. Setting
Please note that pressure gauge or other pressure instrument is required to assist during the adjustment process.
If you have any questions during use, please feel free to contact us at any time.
