Keeping a charge on AGM batteries
Keeping my previous coach connected to shore power for extended periods of time required monitoring the water levels in the lead acid batteries but my new coach has AGM batteries. Am I correct in assu...
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Teleman wrote:Ivylog wrote:
A 2000 Airstream likely has a dumb converter...doesn’t go into float charging. I would just disconnect them, remove the negative cables. AGMs can sit for 6 months without loosing enough voltage to hurt them unlike lead-acid.
There's a switch inside the doorway that operates a relay that disconnects the house batteries. Wouldn't that suffice?
While the relay will cut off most of the power, the relay still has power to it...not a big draw but over months it adds up. You may have a physical/manual disconnect switch closer to the batteries.
