How to Adjust Water Pump Pressure Switch Wondering how to adjust water pump pressure switch settings?
You must get your hands on some simple tools and look into the guidelines provided by the manufacturer regarding the pressure setting. You might have to adjust the water pump pressure switch settings to change the pump cut-in, that is the pressure when the pump is turned on, and the pump cut-out, the water pressure range when the pump gets turned off. To change the settings you need to remove the cover of the water pump pressure switch. Since there are live electrical contacts, you must disconnect the electrical power before taking the water pump pressure switch cover. You will now see a set of adjustment springs. The larger nut in the pump pressure control switch adjusts the pump cut-on and pump cut-off pressures simultaneously. When you turn the large nut clockwise, both the cut-on and cut-off pressure range is raised. Turning the nut counter-clockwise will decrease the pump operating range. When you make these adjustments, the gap between the cut-on pressure and the cut-off pressure
