How can you tell if a battery is about to kick the bucket?

[Stephen Birtles]

get a Load test done on the battery that will give you an indication
of the health of the battery
Stephen 77fc35

--- In WanderlodgeForum@yahoogroups.com, "transit360"
wrote:
>
> I have two identical buses. One bus has steady voltage almost
> always and the other varies from about 14.5 volts to 12.5 volts. I
> can't figure out where the voltage draw is going. It almost acts like
> some as large as an electric cooling fan is coming on, but these buses
> have hydraulic fans. And the other bus never shows syptoms like this.
> So I'm wondering...is one of my batteries about to die? I've
> heard the lead plates inside can "almost" touch, and cause problems
> since they're almost a dead cell, so is there any way I can test these
> batteries or do I just have to wait 'til they drop a cell?
>
> Steve
> Two '98 Q-buses
>