Protect your RV’s electrical system

By Chris Dougherty Chris Dougherty is a certified RV technician. Here is an article he prepared while he was serving as RVtravel.com’s technical editor. A reader wrote in who had heard about RVs getting fried by bad wiring in campgrounds, and asked if I would recommend purchasing a surge protector for an RV to help prevent this. I highly recommend... Read More

RVer wonders if shock from RV is due to reversed polarity

  Hey Mike, I replaced the valve on my black water flush-out system today and noticed that when I touched any metal part of the frame of my trailer, I could feel an electrical current running through it! Not enough to really shock me, but certainly enough to cause some discomfort. It doesn’t matter where on the frame I touch,... Read More

DIY: Safe way to test the ground wire “bond” to the RV frame

  Dear Mike, You talk a lot about RV grounding and bonding, and I understand that the frame of the RV is supposed to be connected to the green ground wire. But exactly how is the ground wire connected to the RV frame and is there a definitive test for this? —Eddie Dear Eddie, Yes, you are correct that the... Read More

Hooking up 50-amp trailer to 30-amp service at campground

  Hello Mike, If you have a 50-amp trailer and 30-amp service is the only service available at the campground post, can you show me a wiring schematic of the adapter pigtail I would use to adapt from 30-amp service to a 50-amp trailer. When we run across this situation I am always curious how this adapter can supply power... Read More

How generator neutral-ground bonding for an RV works

  Hi Mike, First off, let me thank you for all the hard work you’ve put into No~Shock~Zone. It has been so educational as a new trailer owner and a new father who will soon be taking my son camping for the first time. Thank you! I am an electrical utility worker in a power plant and have a decent... Read More

Beware of dangerous “Reflected Hot-Skin Condition”!

  Hello, Mike, I just happened across your YouTube video on camper hot-skin conditions and I had to relate my first experience with it. We were at a campground that had at least 8 campers plugged into a particular 30-amp electrical leg (if that is what it would be called). We had arrived earlier in the day and had no... Read More

How often does RV hot-skin wiring occur?

  Dear Mike, Regarding the three essential testers (Digital Multi-Meter, Non-Contact Voltage Tester, and Circuit Analyzer) mentioned in the video from Gary Bunzer in the RV Travel newsletter recently (Three electrical testing devices all RV owners should have in their tool kit), do you have statistics (even educated guesses) on how often hot-skin wiring is actually occurring? How about the... Read More