Thread: Optima Battery Maintenance
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Old 08-06-2023, 01:04 PM   #12
Ray in La Mesa
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Join Date: May 2010
Location: La Mesa Ca
Posts: 1,172
Default Re: Optima Battery Maintenance
I hate the maintainers that automatically switch to 12 volt when the power goes off. I only have dedicated 6 or 12 volt ones or ones with a selection switch .
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