Question
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May 7, 2007, 04:41 PM
| | New Member | | Join Date: Oct 2006
Posts: 9
| | | Electrical Current Running Through Water Pipes This is an odd problem obviously, but whenever i take a shower, or someone in my family, we get shocked when turning off the water -- not a severe shock, but unpleasant nonetheless. The shocking occurs whenever we touch any of the metal around the tub (faucet, knobs, etc.) and when we touch the caulking in the corner of our wall (we have wire mesh in our wall). Initially i thought the current was a wire grazing the mesh or something; however, sometimes you can feel the current outside of the tub when standing on a wet floor, touching the running water and the metal of the faucet. So, now my guess is it's a wire or something hitting our water pipe. I've checked the piping and found nothing. Also, the current isn't always present. Sometimes we can touch the metal while taking a shower and the current is absent. I've tried to pay attention to see if certain lights were on or something during those times, but no luck.
Any suggestions on how i can figure out where the current if coming from other than hiring an electrician which of course of most logical but we're broke?
...I'm not sure where to post this so I'm going to post it here and electrical. | | | | | | |
Answers
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May 7, 2007, 04:52 PM
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#2
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Join Date: May 2007
Posts: 18
| I doubt the current is flowing through the water pipes. Water pipes are used through the house as grounding point for things like the telephone. Pipes are all connected and provide a grounding to the grounds. Also, since you only feel the shock in the shower then the current is localized. If it was in the pipes you would feel the shock in all locations that connect to the pipes. The source could be numerous issues, a nail could have penetrated a wire, making a connecting between the nail, wire mesh for the plaster touching the tub. You may not desire to hear this, but you may need to remove plaster and wire mesh to locate the problem. You can then hang dry wall to cover the walls. |
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May 8, 2007, 08:48 AM
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#3
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Join Date: Oct 2006
Posts: 56
| Pipes are sometimes used as your main electrical ground. If you feel even the slightest shock or charge in your water or around your bathroom, you should be concerned. This could indicate that you have stray current finding its way in somewhere. If you don't know enough about your electrical or plumbing systems, you should have a pro electrician in to inspect it for you. This is not something to take lightly - you don't want your kid getting fried when they're taking a shower, do you?
Do some searching on the web for what stray current can do. There have been several instances in recent years in cities such as NY and Boston where dogs have gotten electrocuted when they lifted their legs - because there was stray current flowing into light posts, hydrants, etc. Bad news..... |
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May 8, 2007, 09:42 AM
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#4
| | Home Repair & Remodeling Expert
Join Date: Dec 2006 Location: Wheaton, Illinois, USA
Posts: 16,551
| I would suspect that a previous "electrician" used the ground wire instead of the neutral in some circuit. You will only get shocked when that circuit is being use. I ran into this same situation recently with a home owner installed dish washer. BigRed is correct, don't take this lightly. Your shock isn't knocking you to the floor because it likes a different path better than your body. You could become the path of least resistence and get killed so call a pro who likes being the detective. If you fell you have good electrical skills write back and we'll help you find the problem. In the meantime, totally stop using that shower, period. |
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May 8, 2007, 02:25 PM
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#5
| | | Senior Electrical & Lighting Expert
Join Date: Jan 2005
Posts: 6,374
| All very good answers.
This is so serious that if the shower is needed, best to kill the main breaker.
Whatever the reason, I am sure it is only getting worse, mechanical problems never fix themselves.
I understand the money issue, but unless you have decent electrical skills, this is a difficult problem to solve ,and may need a pro to locate and correct. |
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May 10, 2007, 10:54 AM
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#6
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Join Date: Oct 2006
Posts: 9
| I do know someone who definitly could help me out; he's busy though. So, is there anyway i could at least narrow down where it's coming from? I did notice something today after messing around with the water: the electricity seems only present when the water is running. I was standing on a wet bathroom rug, running my hand through the water of both the sink and the tub's faucets and was getting shocked. I then touched the metal fixtures themselves (the faucet, knobs) and still was getting shocked. Finally i turned the water off and the shock was gone when I touched the metal. So it seems the current is from the water and not the metal in the bathroom. Could there be a stray wire or a grounding problem on the water pipe somewhere? |
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May 10, 2007, 11:04 AM
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#7
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Join Date: Oct 2006
Posts: 56
| Quote: |
Originally Posted by sw1rmd85 I do know someone who definitly could help me out; he's busy though. So, is there anyway i could at least narrow down where it's coming from? I did notice something today after messing around with the water: the electricity seems only present when the water is running. I was standing on a wet bathroom rug, running my hand through the water of both the sink and the tub's faucets and was getting shocked. I then touched the metal fixtures themselves (the faucet, knobs) and still was getting shocked. Finally i turned the water off and the shock was gone when I touched the metal. So it seems the current is from the water and not the metal in the bathroom. Could there be a stray wire or a grounding problem on the water pipe somewhere? | Wow - you're method of troubleshooting is pretty far out there. Are you trying to electrocute yourself? Get an electrician out there STAT - or have 911 ready on your phone for when the next person uses that shower as you've been advised not to, and they get a nice jolt. |
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May 10, 2007, 11:38 AM
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#8
| | Über Member
Join Date: Feb 2003 Location: Northern US
Posts: 10,646
| Quote: |
Originally Posted by sw1rmd85 the electricity seems only present when the water is running. So it seems the current is from the water and not the metal in the bathroom. | Quote: |
Originally Posted by tkrussell This is so serious that if the shower is needed, best to kill the main breaker. | Note, this guy really knows what he is talking about.
Try it that way. If you still have the shock, consider the possibility of water running in the pipes somehow generating static electricity. If the shock goes away, look at any pump or electric tankless heater you have. You could also keep flipping breakers on and off until you find the problem one. Quote: |
Originally Posted by tkrussell Whatever the reason, I am sure it is only getting worse, mechanical problems never fix themselves. | What I have found is that now and then they do. Only to return at the worst possible time. I never relax when a problem goes away. Just yesterday at church, the common wire on the control voltage of the handilift decided to come loose after some people used it to get down to the basement. It is always working fine when the professional inspector comes. |
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May 10, 2007, 01:09 PM
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#9
| | Junior Member
Join Date: Sep 2006
Posts: 93
| Call your local electric utility and ask them if they can send a rep. They usually can isloate the problem and at least turn the breaker off or isolate the circut causing the problem.. This is a bad situation needs to be addressed sooner than latter.. |
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May 10, 2007, 02:07 PM
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#10
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Join Date: Oct 2006
Posts: 9
| Quote: |
Originally Posted by BigRed1500 Wow - you're method of troubleshooting is pretty far out there. Are you trying to electrocute yourself? Get an electrician out there STAT - or have 911 ready on your phone for when the next person uses that shower as you've been advised not to, and they get a nice jolt. | lol. I wouldn't exactly consider what i was doing as trouble shooting. I was just getting ready in the morning and needed to use the sink. The rug was wet and i noticed the shock; it's not like some shock where my hair is standing up. It is more of a tiny sensation.
And it is not my call whether or not i call an electrician. I'm in college and have to deal with the problem because my parents won't call an electrician; my dad just went out of work for disability, so we're broke.
So I'm trying to pinpoint the problem the best I can. If i can do something, that's better than nothing. I do know someone who can do anything electrical, but like i said he's busy. Therefore, I'm trying to find out what the deal is, so i can call him and have him wire/do whatever.
Nonetheless, I'm going to try and turn off the power and turn on each breaker room by room and see when the current comes back.
Thanks for the suggestions/replies... |
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