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Old 08-18-2022, 01:57 PM   #16
Brooksie
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City: Cape Cod, MA
Vessel Name: Island Seeker
Vessel Model: Willard 36 Sedan
Join Date: Oct 2007
Posts: 1,306
Replace the two 12v batteries in parallel (very bad practice) with two 6v batteries in series. That way, when your battery switch is off, one will not be trying to charge/discharge the other.
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