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profdant139's avatar
profdant139
Explorer II
Nov 25, 2020

Battery failure puzzle: voltage good, little power

I have (or had!) two five year old group 31 NAPA deep cycle marine batteries, rated at 110 amp/hours each. They were not hooked up in parallel or series -- I use one at a time, swapping them out as n...
2oldman's avatar
2oldman
Explorer II
Nov 26, 2020
profdant139 wrote:
It's very easy to swap out the batteries. I hit the battery disconnect button. I open the box containing the exhausted batteries and remove the wing nuts holding the wires to the posts.
Used to do that myself. No problem.

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