msueExplorerJul 24, 2016BatteryI had to replace the battery in my 23B. It requires a group 27 deep cycle battery. Found out when the dealer replaced the battery a few years ago, they put in a24 cycle. Anyway, It has been about wee...Show More
bikendanExplorerJul 24, 2016suggest you Google "the 12 Volt Side of Life I and II".it will help you with understanding how the 12v system in your Jayco works.the group 27 should be fine to use the charger with.but why haven't you just let the trailer's converter keep it charged by leaving it plugged into shore power.much easier than hooking up a separate battery charger.you should test the battery with a hydrometer, to make sure all the cells are good.
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