3 Wire Well Pump No Ground
You have an old pump which obviously had no ground wire.
3 wire well pump no ground. Most boxes will only show designator marks y r b l1 l2 denoting the pump and incoming wire placement but they may have faded. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. In a 2 wire pump the relay and start capacitor is located in the pump itself and the pump is in the well. Replace a three wire pump.
Technically speaking your pump capacitor needs electricity to start. A 3 wire pump control box may actually have 6 physical wires present as follows. Line 1 l1 power in from pressure control switch possibly through an overload or pump protection switch. Yes it is good insurance to install new wire.
A lack of a ground wire would nor be the cause of a motor shutdown unless you have a gfci. Typical 3 wire 240v well pump wiring connections. What is normal today is for a 12 green wire to go in the conduit to the pump and connect to the grounding lugs at the time clock or power source and is wired at the back of the motor on the green screw usually above the l1 and l2 connections. To replace and reconnect a three wire pump.
G ground from electrical system ground to well pump circuit. When your pressure switch is activated it sends the signal to the start. Eco flo products efsub7 123 submersible deep water well pump 3 wire 230v 4 inch 3 4 hp 12 gpm. Free shipping by amazon.
Three wire deep well pumps. They said they had to do this to meet code. Since there was not an existing ground wire from the tank switch to the pump they just tied the new ground to the well cap. All i could think is that there is no way it meets code just connecting it to the well cap.
In a 3 wire well pump configuration the motor is connected by a black red yellow and green ground wire. The pump of course is still in the well. Line 2 l2 power in. Only 6 left in stock more on the way.
Replace the cover on the pressure switch after the zero voltage check and move to the pump control box further downstream. More buying choices 360 62 4 new offers hallmark industries ma0343x 4a deep well submersible pump 1 2 hp 230v 60 hz 25 gpm 150 head stainless steel 4. The other wiring and pump capacitor will probably be hidden so take a picture with your phone to remember what color wire goes where. It seems pointless to me why they would do this.
M2 motor 2 to pump motor. Three wire pumps utilize a separate control box outside the pump that houses the important starting components which is usually mounted on a nearby wall above the ground. In a 3 wire pump the relay and start capacitor is not in the pump but usually in your basement inside a control box. M1 motor 1 to pump motor.
Get it as soon as wed sep 9. This makes installation more intensive however it makes it easier and cheaper to maintain and replace individual parts instead of the entire motor if something ever goes wrong.