Are “maintenance-free” batteries really maintenance free?

Dear Gary, How do I know if I have maintenance-free batteries in my motorhome or if I have to periodically check the water levels? —Kirk P. Dear Kirk, I’m guessing you’re referring to the automotive start battery in your motorhome. Those so-called maintenance-free batteries will have non-removable cell caps or no caps at all. Personally, I believe the moniker “maintenance…

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RV Electricity – Troubleshooting 101: Over-current testing

Mike, I have a question but, as I said at the RVillage Rally, it’s a little long. What would cause a pair of 2kW generators to overload when charging my batteries? Looking for your guidance in what actions I need to do to either the generators or the trailer to allow me to charge my batteries with the generators.   …

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Why are my RV batteries drying out?

By Chris Dougherty Chris Dougherty is a certified RV technician. Here is a letter he received from a reader while he was serving as RVtravel.com’s technical editor. Dear Chris, I have a 50-amp transfer switch. My question is if the power from the converter/charger goes through the transfer switch? I’m boiling batteries and trying to determine if the converter or…

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Why would you want a lithium battery pack?

By Greg Illes Lithium batteries have truly extraordinary advantages for certain types of RV life — but they have their “dark side” as well. You need to be very well informed to make the “lithium decision.” First off, NO, they won’t catch fire There are literally dozens of lithium battery chemistries extant, and the one used in vehicles is lithium-iron-phosphate.…

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