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View Full Version : Sprinkler System Planning Question


crokett
August 12th, 2008, 05:13 PM
My question is where to T into the water line to connect my sprinkler system, either on the 3/4" copper main for my house or the 1.25" plastic line from the pump.

This is a picture of my well hookup. The pump comes in from the right. There are enough hose clamps that it would be fairly straight forward to disconnect stuff and add a T for the sprinkler system I am planning. The white PVC is to the pressure tank and the 3/4 copper goes off to the left to feed the house. Now as I understand it there should be a check valve somewhere between the pump and the pressure tank, no? Else the water will just flow back down into the well. Is it possible it is down in the well? I don't see one anywhere, unless the T to the pressure tank is a check valve also. For me to hook this in pump side means I need to move the pressure tank closer to the pump and I need to find that check valve.

I was advised based on this pic there is not a check valve but there should be. There should also be a pressure relief valve. I just know the system has worked this way for at least 20 years - that is as far back as I have records for. Is it possible the check valve is out at the well?

http://i76.photobucket.com/albums/j13/crokett/Home%20Improvement/pumphookup.jpg