Adding water to AGM battery?
Greetings, I have 2 Concorde 6V AGM batteries in my TC which are almost 10 years old. These batteries have been used continuously for the last 8 years as I live full-time in my rig. Batteries are c...
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TechWriter wrote:unbob wrote:
The manufacture states that these are no maintenance batteries and no water need be added. They also state these are "sealed" batteries which obviously is not true since the 3 plugs on top of each battery can be pried open.
Mmmm . . . there are no plugs on my AGMs but I suppose I could drill through the tops and make them un-sealed.
An AGM battery works by recombining hydrogen & oxygen under pressure, hence no watering -- opening an AGM up stops this.
You have to look again. There are no AGM 'sealed' batteries as such in that all that I have seen can VENT before they blow.
I thought like you at one time so have that second look. :)
