Batteries losing charge while in storage
My four six volt AGM batteries are losing there charge while the trailer is parked in storage. I disconnected all the wires from the positive terminal but still find them slowly discharging. In a se...
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smkettner wrote:I read the state of charge three days ago and it was 12.8 and is now 12.3. When I disconnected the negative cables, one threw a pretty good spark. This is with everything off.
Yes something is draining them or one is bad pulling down the rest.
Full 100% charge and then fully disconnect and separate for testing.
Should hold 12.8+ volts for at least a few weeks.
