40/60-PSI Plastic/Steel Pressure Switch. Model # PPS4060. 31. • Signals the pump to start when the water system drops to 40 psi (factory set) and stops at 60 psi (factory set) • Can be wired 115 volt or 230 volt. • For use with submersible well or jet pumps (that can create up to 60 pounds of pressure) Find My Store. Turn the adjustment screw clockwise to increase the pressure switch's setting. The jet pump turns off once the water pressure reaches the pressure switch's high limit. Open a faucet. 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. The pressure switch is the most commonly replaced component on a jet pump. The pressure switch is the "brains" of the pump and must be operating correctly for the system to operate. This pressure switch is preset at 30-50 PSI and is a motor-mounted version from Wayne that connects to the pump head via a poly tube. Brand Name: Wayne Water Systems. Here is a pressure switch device for someone who has the inclination and skills to run a solar system. 1. Remove the cover from the pressure switch. 2. Take a flat blade screwdriver (or your finger) and press on the pressure plate of the switch until you hear it click. That is putting it in the ON mode. Setting the cut-out pressure above the pump's capacity can cause the pump to run continuously. Check / change pressure switch pressure settings to correct adjustment for cut-in and cut-out. Normally we see about 20 psi between cut-in and cut-out pressures. Lower the pump cut-out pressure setting. If the pump stops, this was the problem. See: hYfD5s.

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