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Well Pump Wiring: Red, Black, Green?
I'm trying to isolate an issue with my well and can't figure out what the wires are that go into my pump. All the reading I find says wires will be black-black-green, or black-red-yellow-green. Mine are red-black-green. I know all the greens are grounds, but trying to figure out what the red and...- Robert Smith
- Thread
- Replies: 11
- Forum: Plumbing Forum, Professional & DIY Advice
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Grundfos CU301 & No Contact to Pump Situation
Came home to no water and no water pumping from the well with a CU301 controller (don't know what the pump is). Tried power cycling at the controller as well as the breaker but still no go. Opened up the box and I have 3 green voltage indicators (24, 10 & 5V) a flashing green CONTROL INDICATOR...- Robert Smith
- Thread
- grundfos well pump
- Replies: 8
- Forum: Plumbing Forum, Professional & DIY Advice
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Another CU 301 Problem and How-To Jumper Question
We had some strong storms blow through yesterday afternoon but don't think we lost power as all the clocks are still set. We did, however lose internet for a period of time and I'm dealing with network problems as a result but in the mix of it we suddenly lost water to the house. Literally I had...- Robert Smith
- Thread
- grundfos 301 well
- Replies: 3
- Forum: Pumps and Tanks Well Forum & Blog. Water is life.