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profdant139's avatar
profdant139
Explorer II
Oct 27, 2016

Is there a real-world test of a battery's true capacity?

My two group 31 batteries are rated at 110 amp hours -- and I never discharge them past 12.1 volts, or 50 percent state of charge. So that means, I think, that I should be able to get 55 amp hours ou...
BFL13's avatar
BFL13
Explorer II
Oct 28, 2016
Let's hope you found the problem.

I have the 2025 and don't do much with the settings, so no clue about all your settings :) Mine only shows battery, not solar.

When the solar can't provide enough, there is a draw on the batts. Shows on the Tri as minus amps and no charging light. Charging light only comes on with positive amps to the battery. This also affects the reset on the AH counter if in auto.

I did have to change from automatic reset of the AH counter because of the solar. Explains that in the 2025 manual

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