3 Wire Well Pump Troubleshooting

If the troubleshooting in the 5 steps above do not resolve your problem it may be time to replace the pump and motor.

3 wire well pump troubleshooting. The wires heading to the well s pump motor connect to terminals with a start run and neutral function. Troubleshooting inside the box is made simple by the control components automatically disconnecting from the system when the lid is removed. Qd boxes are designed for use with 3 wire single phase submersible motors from. Replace all burnt.

This is a video of me showing you how i was able to track down and replace the control box for my well pump. Obviously the connection at the pump motor can t be checked unless the pump is pulled out of the well. Step 4 visually inspect the control panel s wires wire connections relay and capacitor. Inside the well cap it s usually spliced with twist on wire connectors and then goes down along the water pipe to the pump motor which comes furnished with a pigtailed set of three wires plus equipment ground.

Troubleshooting submersible well pumps 101. Testing a franklin electric qd quick disconnect box. These are usually labeled s r and n the wires connected to the green screw ground the well system. Now we will talk about what to do in the event that the motor does not start.

The most common symptoms of well trouble are no water at all pulsing water pressure and a well pump that runs constantly. These are connected to the pump cable by means of crimp on connectors and heat shrink tubing which is the same as an underground splice kit. Introduction if you own a home with a well you know that trouble can hit at the worst possible time and off hours repairs can cost a small fortune. Check for blown fuses and tripped breakers depending on your home power sys.

The chart next to the wiring diagram gives the well pump s operating voltage. I have outlined some troubleshooting steps below to help. Check the pump and motor. Upon pulling the pump and motor you can check the splice connection at the motor.