Forum Discussion

CopilotCompanio's avatar
CopilotCompanio
Explorer
Dec 15, 2017

Quick Vote: Battery Reservoir Cover Caps -- On or Off?

Placed my 12 volt battery on a trickle charger in the garage today. Friend insisted the caps that cover the water reserviors should be opened to avoid a build up of gases that would lead to an explos...
John_Joey's avatar
John_Joey
Explorer
Dec 16, 2017
Many years ago batteries would explode during a fast charge. The caps now are vented, and their purpose is to stop contaminates from entering the cells.

You posted in an RV forum, but in the outside chance you're dealing with something (i.e. golf cart) that has an automatic waterier, then your friend might have something there. Those have been known to explode.

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