Deep well jet pump problem

Ron Babcock

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Hi Everyone.
I bought an old house with a deep well jet pump, I needed to treat it, so I tryed to remove the cap to pour in the chemicals. But when I tryed to remove the cap the whole drive pipe turned 90 degrees and drop about 3/4 in.
I was able to treat the well and reconnected the pump, but had to leave the drive pipe in the new prosition. But now I have no pressure and no water. Do you think I may have broke the drive or suction pipes? And can you guyes give me a run down on how to prime a pump.
Thanks Ron
 
Your going to have to be more descriptive Ron.

I'm not sure what the drive pipe is.

You may or may not have a pitless adaptor, which sticks up above ground. The well could be in a pit etc. We need these particulars.

Can you take some pictures and send them along?

Does your hook up look like this? See attached file

bob...
 
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Hi Speedbump
Your attachment was to small for me to see, but it looks like it. But I will try to give you a discription. The pipe casing is out of the ground about foot and ahalf, there are two pipes located on the top of the casing. One is 1 1/4 pipe which goes to the upper section of the jet pump and I call this one the drive pipe. The other is about 3/4 in. and is located between the drive pipe and the casing I call this the suction pipe which I got form a diagram. This pipe runs to the jet pump and is located right below the other pipe. The whole setup is in a outside pump house.
 
I'm not sure what you mean by "between the drive pipe and casing"

Do these pipes both come up out of the top of the well?
Just so we're on the same page, the 1-1/4" is the suction pipe and the smaller one (usually 1") is the return to the jet. I am starting to think you have a two pipe jet. Can you tell what diameter the casing is? Usually in four inch wells two pipe jets were used. 3" and 2" usually are single pipe jets. These you don't want to move. But moving one of the two pipes on a two pipe jet shouldn't hurt anything.

What were you trying to treat, bacteria or a plugged screen and what did you use?

bob...
 
Hi Bob
sorry for not being clear, Yes this is a two pipe system, yes both pipes come out of the top . The casing is 4". The well has being setting unused for about a year, I was flushing out the well & pipes by useing bleach, I have about 4 hundred feet from the well to the house. The well and pump were working prior before I touch it, so I know it did work.
Ron
 
Where is the pump in relation to the well? What kind of pipe goes down the well? What kind of pipe hooks to the pump?


bob...
 
Hi Bob
The pump is about 2 feet from the well, the pipes going into the well are cased iron, and plastic connecting to the pump. Question about the priming of the pump. I remove the plug located on the pump and filled it with water in order to try to prime the pump. when I turn on the pump there is no pressure shown. I removed the plug and check the water with the pump on and see no movment, Could there be a problem with the impeller?
Ron
 
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Could be Ron, try filling it and turning it on without putting the plug in. If no water movement is apparent you might have a nuked impeller.

You might try turning the backpressure screw in all the way before turning the pump on. It might just need more backpressure to get going.

You also want to see the pressure in the pump, not the tank side. The pressure in the pump is what operates the jet in the well. Without pressure there, nothing is going to happen.

bob...
 
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