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motorcoach1

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Posted on Sunday, February 19, 2006 - 7:31 pm:   

i'm thinking on storing a couple of D8 batterys and won't need them for a while. question should i remove the acid and store them dry so as they don't sulfate? Is this good for the batterys
JR

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Posted on Sunday, February 19, 2006 - 9:31 pm:   

Don't remove the acid. Store in a warm place, and keep them charged. Use a "smart" charger that won't float the batteries. Or place them on charger for 24 hrs every month or so and remove the charger once charged. Removing the acid will ruin the batteries.
JR
Gus Causbie (Gusc)

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Posted on Sunday, February 19, 2006 - 10:13 pm:   

JR said it all.
Marc Bourget

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Posted on Sunday, February 19, 2006 - 10:56 pm:   

If you don't take the batts through the "float" portion of a 3 stage charging, you'll never get them fully charged and you'll be killing them softly with your undercharge! (as they sulfate up!)
joe padberg (Joemc7ab)

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Posted on Monday, February 20, 2006 - 12:08 am:   

Small 3 stage chargers are not expensive anymore, was at canucky Tire today and they had them on sale for 49 bucks 12 - 8- 2amps charging ability, and selectable settings for Gell Cell and AGM and off course went home with one. I bought an allmost identical unit six months ago 15 Amp high setting for double the price. Joe.
JR

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Posted on Monday, February 20, 2006 - 12:18 pm:   

Marc's correct. What I should have said was don't leave the batts on a small, (trickle charger) low amp charger permanently. That sort of constant low rate charging is detrimental to the batts.
Use a good charger that charges in stages, and when the "charged" stage is complete, remove the charger.
JR
Tom Caffrey (Pvcces)

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Posted on Tuesday, February 21, 2006 - 12:20 am:   

motorcoach1, we have very good results storing batteries for long periods of time by charging them for a day to a regulated voltage of around 14 volts every six weeks or so.

Our storage temperatures rarely get up to room temperature, which reduces the self discharge and requires the 14 volts.

If you need to store them where they stay over 70 degrees for a long time, you should reduce the charge voltage by at least 1/2 volt and increase the frequency of the charges to every month. Near freezing, every other month will do.

For what it's worth.

Tom Caffrey PD4106-2576
Suncatcher
Ketchikan, Alaska

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