Bathtub water surging


  #1  
Old 11-18-23, 11:00 AM
J
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Bathtub water surging

Its hard to explain how it sounds so I posted a link to a video. Basically, it sorta surges here and there. Its not a steady flow. No other water being used at the time of running it. Also in that bathroom, i was brushing my teeth at the sink and the water just stopped for 20 seconds then went back on. Not sure if the two are related. I had our well guy come out and just the pump, pressure gauge and to see if there is a blockage. He said all was fine and that it isn't the well causing it. So, what could it be??????

https://youtube.com/shorts/2H1txgqNH8o?feature=share
 
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Old 11-19-23, 07:59 AM
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Since its pump supplied water, I think your just experiencing the cadence of the pump operation. As far as the water stopping for 20 seconds is mystery. But could've you experienced a momentary power drop or outage?
 
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Old 11-19-23, 11:42 AM
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Check the pipe nipple connecting your pump's pressure switch. If it's packed with mud or rust you can clean it out or replace it. If the mud extends all the way to the pressure switch it's a good idea to clean it out or replace it. If its full of mud that is likely the cause of no water for 20 seconds.

And, since you are looking at the pump system check the air pressure in your pressure tank. With the pump off and a faucet opened until all water stops the air in the tank should be 2-3 psi less than the pump's cut in (turn on) pressure. If it is set incorrectly it can cause noticeable pressure fluctuations at the tap.
 
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Old 11-19-23, 12:59 PM
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Hi Pilot Dane - we had a well person out and he did all that checking you mentioned. He says it is not the well.
 
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Old 11-20-23, 11:23 AM
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I'm not fully convinced it's not the well/pump/pressure tank. There's not much in a tub faucet that would cause that.

Can you try an outside faucet? Does it do the same thing? Or another tub in the house? Most faucets have flow restrictors on them, which may mask the problem.

The fact that you lost pressure for 20 seconds on the sink faucet makes me think there is a pressure switch issue. It's not that I don't trust your well person... but maybe it's an intermittent issue that wasn't happening while he was there.
 
 

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