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mcarter ![]() podders Helping podders - pHp ![]() ![]() Joined: 07 Apr 2016 Location: Greenbrier, TN Online Status: Offline Posts: 3419 |
![]() Posted: 01 Mar 2021 at 6:49pm |
Run an extension cord to back of fridge and plug into 120, see if the fridge works, if it does, you know the outlet is problem.
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Mike Carter
2015 178 " I had the right to remain silent, I just didn't have the ability." |
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Bob@Zion ![]() Newbie ![]() Joined: 01 Mar 2021 Location: UT Online Status: Offline Posts: 5 |
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Thanks for the extension cord suggestion. It proved that the problem is the plug or wire to the plug. Good news is that the refrigerator is fine.
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mcarter ![]() podders Helping podders - pHp ![]() ![]() Joined: 07 Apr 2016 Location: Greenbrier, TN Online Status: Offline Posts: 3419 |
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Yippee - now we just need to figure out what happened to those two outlets. Bet it's a common issue to them, I'd start by looking for good wiring on them, no loose wires. The first one in the chain is suspect. I think you're on it. As I recall there is a CKT BRKR for the fridge 120.
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Mike Carter
2015 178 " I had the right to remain silent, I just didn't have the ability." |
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Bob@Zion ![]() Newbie ![]() Joined: 01 Mar 2021 Location: UT Online Status: Offline Posts: 5 |
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We had a friend come over to try to help us find the electrical problem. We and he are more perplexed.
1. When the trailer is plugged in there seems to be some level of electric voltage running through the frame of the trailer even when nothing is on (no lights, etc.). 2. GFI plug is not tripped. 3. Looking from the underside of the trailer, all the wires appear to be in good shape and well grounded. Our friend theorizes that the refrig. doesn't work in AC mode due to power draining somewhere so maybe not enough power to allow the frig to properly function in that mode. Does that sound reasonable? Any other ideas what might be happening? Or how to locate where the electricity is being transferred to the trailer frame?
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StephenH ![]() podders Helping podders - pHp ![]() ![]() Joined: 29 Nov 2015 Location: Wake Forest, NC Online Status: Offline Posts: 6418 |
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Sounds like you have a wire that is shorted to the frame. That is dangerous. Wires may look okay on the surface or in the areas you see, but in an area you can't see may be damaged. It may be time to bring in a professional if you don't have a friend that is knowledgeable.
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StephenH
Happy is the man that findeth wisdom,... ouR escaPOD mods Former RPod 179 Current Cherokee Grey Wolf 24 JS |
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mcarter ![]() podders Helping podders - pHp ![]() ![]() Joined: 07 Apr 2016 Location: Greenbrier, TN Online Status: Offline Posts: 3419 |
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Agree, it can be dangerous. Do you have a multimeter? With power disconnected you can measure plugs to ground/frame. With power on you can measure voltages on plugs, if you are below 120, then your friend could be right. I'm still of the opinion the issue is with the two plugs and or wiring to them. It's not all the plugs. You may be best served to have a pro look at it. Not to say you're not doing well.
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Mike Carter
2015 178 " I had the right to remain silent, I just didn't have the ability." |
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offgrid ![]() Senior Member ![]() Joined: 23 Jul 2018 Online Status: Offline Posts: 5290 |
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It can’t be that there isn’t enough power available to both run the fridge on a/c and feed a fault to the frame of the trailer. That would trip your home circuit breaker.
I am assuming that the way you noticed that you have a short to the frame is because you are getting shocked when you touch something. Voltages are always relative, meaning that you measure or feel the difference in voltage between two points. Were you were standing on the ground and touched the frame when you felt the shock? That would mean that the frame of the trailer is getting energized by your household circuit and you are completing that circuit by creating a path to earth via your body, which in turn is connected to the ground rod back at your service panel. That can be extremely dangerous. GFCI’s trip at about 5 milliamps which is a tiny current. 100 mA which is still not much current can be fatal. Don’t mess with it. Disconnect from shore power and do the rest of your testing by measuring resistance between the circuit and frame. You will need a multimeter for that. If you don’t have one or don’t feel comfortable working around electric circuits then take the trailer to a professional. The other possibility is that you might have an open ground on your shore power receptacle. That would leave the trailer frame ungrounded because it gets its ground connection from that receptacle. If you have either a meter or an outlet tester you can check and eliminate that possibility. |
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1994 Chinook Concourse
1995 RV6A Experimental Aircraft 2015 Rpod 179 - sold |
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