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Myers shallow well pump adjust pressure switch.
Adjust the pressure switch s low limit adjustment screw the long screw located next to the high limit adjustment screw with the 3 8 inch hex head screwdriver.
Pressure switches with two posts allow adjustment of the cut on and cut off pressure at the same time.
The cut on pressure is the low pressure that starts the pump and the cut off pressure is the high pressure that turns off the pump.
To increase the cut off and cut on pressure turn nut 1 clockwise.
Starting here with advice about correct problem diagnosis of water pressure problems this article series describes how to adjust building water pressure by setting the water pump cut in and cut out pressure on the well water pump pressure control switch.
The switch is preset with both the cut on and cut off pressure.
The starting and stopping of a well water pump is typically controlled by a pressure switch similar to the one shown below.
Turn the adjustment screw right or clockwise to increase the pressure switch s setting.
Includes jet pump with integral shallow well adapter electric motor and pressure switch with tubing.
Turn the adjustment screw left or counterclockwise to reduce the pressure switch s setting.
Pressure tank must be set to 2 3 psi below cut on pressure of switch how to adjust a pressure tank video.
Includes jet pump with integral shallow well adapter electric motor and pressure switch with tubing.
How to set the pump pressure control switch.
The second post allows adjustment of the cut off pressure independently.
The rate of increase is 2 1 2 psi for every complete turn of the nut.
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