On 5/14/2013 7:07 PM, Mike wrote:
> I have a 12v car battery that is dead as a doornail because the car hasn't
> been run in a long time. It is also dry, or at least very low. So I filled
> the cells with distilled water, and hooked up the leads (the ground lead to a
> bolt on the engine), checked the charger to be sure it was set to 12v, and
> plugged it in. Ammeter goes to max, and the charger trips out. Suggestions?
Has it been in sub-freezing temps? As they discharge, their freeze temp
rises, and a dead one will freeze, expand, and short the plates
together. A lot of times the plastic housing may be bulged out from the
expansion, making it obvious.
-Wayne
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