Water Pump Pressure Switch Troubleshooting

Normally the water in your water system is pressurised.

Water pump pressure switch troubleshooting. If the switch doesn t close and the water pressure remains low the switch needs to be repaired. Cycle the water pump. You will find the pressure switches mounted on a small pipe screwed into the pump housing with a plastic cap covering the electrics. If the switch does close you can turn the power back on.

First diagnose the water pump problem correctly before messing with the pressure switch control nut settings but before messing with the pressure control switch an accurate diagnosis of what s wrong might be useful. Basically your pressure switch tells your well pump which delivers water to your home when to turn on and off. It s what senses when water pressure has dropped to the point where the pressure tank requires more water. If the water pump apparent short cycle is say 1 3 minutes this may be all your system can provide.

The switch then powers up the well pump. In order to troubleshoot issues with your pressure switch it s helpful to understand how a well pump pressure switch works. In this video i will show you how something as simple as a bug can keep your system from running properly. Https youtu be ur34ceban3y not much is to b.

A pump or water tank pressure control switch is designed and adjusted to turn the pump on at a cut in pressure usually 20 psi or 30 psi and to turn the water pump off at a cut out pressure usually 40 psi or 50 psi. Open a faucet close to the pump. Many of the water pumps we use have pressure switches which sense the pressure of the water in the pump s outlet pipe and switch the pump on and off. Allow it to cycle completely.

It does this by monitoring pressure and letting more water flow into the system when the pressure falls to the minimum psi pounds per square inch. If you see a spark and the pump starts the pressure switch is the problem. The cause of the problem has been found details are in a new video part2 solution. It turns off when the maximum psi is reached.

Remove the cover and bang a screwdriver handle sharply against the tube below the switch to jar the electrical contacts. When you buy this control it is usually set at the proper cut in and cut out pressures check the box. If the switch is bad it won t start the well pump and you won t have water so testing the switch is your first step. This would indicate that the internal spring is bad.

The switch needs to be replaced.