I think I'm looking at new batteries.
I have a pair of interstate Costco 6v that are about 3 years old. We don't boondocks anymore and the trailer is at the ranch and hooked up constantly. PD9855 (?) does the charging. I did a SOC ...
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No do them separately and use a hydrometer, to verify the weak sister cells. Ideally, each 2-volt cell would be available. That ended when the over-the-top tartop batteries disappeared.
The equalization Must be current controlled. 5 amps per 100 amps amp hour capacity or 5%.
The equalization Must be current controlled. 5 amps per 100 amps amp hour capacity or 5%.
