2018 Montana...…..mo 110 outlets in front half of 5th wheel . Thought it was circuit breaker...….not! Then GFI in bathroom.....not again!! Anybody have any ideas. I ihave to power going to the circuit breaker.

Did you check for another GFI?Do you mean you have power coming out of the circuit breaker going to a receptacle?If you have a wiring diagram, check for power at the first receptacle. It could be a bad connection or broken wire. If you don't have a diagram I would start checking the closest receptacle. If power is leaving the circuit breaker it's stopping somewhere at or before the first receptacle.Get out your multimeter and start looking.Did you tighten the screw holdimg the wire in the circuit breaker?

Had a strange electrical problem one time and it was GFI even though tested good.

cpaulsen wrote:2018 Montana...…..mo 110 outlets in front half of 5th wheel . Thought it was circuit breaker...….not! Then GFI in bathroom.....not again!! Anybody have any ideas. I ihave to power going to the circuit breaker.either you have a second gfci (we had a second one in a basement compartment) or the one you found did not properly reset.

If those outlets are connected to your inverter, it may have a breaker or GFCI on it.

110 outlets | Good Sam Community

22 Replies

cpaulsen
Explorer
Mar 31, 2020
Do not use a generator...found the park power box with the 50 amp outlet was loose which allowed the the power cord to back out....and not stay connected right. Repaired the power box and now have correct 50 amp power once more!!
MrWizard
Moderator
Mar 31, 2020
Try your generator
Maybe the transfer switch contacts are stuck

Btw a gfi will not reset unless there is power to the gfi outlet
sayoung
Explorer
Mar 30, 2020
cpaulsen wrote:
Thought a GFI to start with. Onle one we have is in the bathroom...all other outlets are kinda like daisy-changed to the one and only GFI. And no power at the first2 double beakers in the panel. Have checked all connections so far. All worked in the morning before we left one rv park and got to another one and then the problem appeared. Guess I should pull every outlet and check the wires since the GFI will not reset.

Do you mean " no power " on the wire terminal of the dbl pole breaker ?
When resetting GFI make sure all outlets on that circuit have nothing plugged in. If it still doesn't reset then gfi either bad or you have a bad wire and it's doing its job. Normally the gfi only protects the bath/kitchen/ outside plugs

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wa8yxm
Explorer III
Mar 30, 2020
IF the RV is 50 amp you could have a park side problem (Those are super easy to ID in my rig)

If you are comfortable with volt meters open the distribution box and probe for power on both mains if 50 amp (if 30 amp you have only one main) CAREFUL DANGEROUS VOLTAGES

Then turn off the main, , unplug, and using a flashlight make sure all and I mean all screws in that box are tight.

Also cycle off and on EVERY breaker.. do not trust eyes. Manually force it off and on.
Cummins12V98
Explorer III
Mar 30, 2020
I HIGHLY advise unplugging RV and check every connection from the power cord even inside Marinco plugs, junction boxes and every connection inside the panel breakers etc. you will be amazed at all the locations that are NOT TIGHT!!!
cpaulsen
Explorer
Mar 30, 2020
Dusty R wrote:
cpaulsen wrote:
Thought a GFI to start with. Onle one we have is in the bathroom...all other outlets are kinda like daisy-changed to the one and only GFI. And no power at the first2 double beakers in the panel. Have checked all connections so far. All worked in the morning before we left one rv park and got to another one and then the problem appeared. Guess I should pull every outlet and check the wires since the GFI will not reset.

The GFI needs to have power to it, in order to be able to be reset it.

Yes it does and my power worked for 2 days and now the same problem with the GFI again....no power to the front of the 5th wheel!!

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wa8yxm
Explorer III
Mar 28, 2020
That is #1 cause of "GFCI WON't RESET" but .. you said you checked the GFCI's.

Also I mentioned loose screws... IF the screw is loose providing power to the breaker (Both black and white) there will be no indicator light and it wont' reset.
cpaulsen
Explorer
Mar 28, 2020
Had checked everything.......and could not a problem. Then....yesterday morning saw the little light on the GFI was lit....1st time in 3 day!! Tested the GFI and was able to reset it. Went around the 5ver and found the out The Theylets that did not work....now they do!! The 2 breakers that did not work now had power again. Only think that I could think of was maybe water in the outside 110 outlet and once it dried out.....everything worked. One rv repair guy said on his trailer...same thing had happened to him. Took the outlet apart...dried it off and it worked for him. It had just poured rain hard as we moved from one park to another and then found out that then I had a problem. It is a 2018 Montana and never even thought about the outside receptical. Will see if I can seal any better than what is is. But as of now,everything is working like it should be.
wa8yxm
Explorer III
Mar 27, 2020
That is another common problem. Many RVers have a few screws loose. In my Power panel they take a #2 Square or Phillips (Square works better for me) POWER OFF (unplug) when workign on those.
Cummins12V98
Explorer III
Mar 27, 2020
First thing I would do is check for voltage at every breakers load side. Before I would flip every breaker off and on.