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Winterizing and a CTEK 3300 battery tender?

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Old Nov 25, 2016 | 04:22 PM
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Default Winterizing and a CTEK 3300 battery tender?

I just put my C5 away for the winter stored in a heated to 55 degree building. I bought a CTEK 3300 along with a CTEK extension cord and Cigarette lighter charge adaptor. Everything seems ok but the charger body, after one hour, is warm to the touch. I have it set for the proper mode (Shows a Car) and the light came on on the charging mode (shows a battery half black and half white). SHOULD I BE Concerned about the temp of the charger????
Thanks!!
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Old Nov 25, 2016 | 05:02 PM
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Warm is OK..... hot isn't.
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Old Nov 25, 2016 | 05:34 PM
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My Battery Tender Plus gets warm to the touch when actually charging the battery. When it is in maintain mode, it cools down.
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Old Nov 25, 2016 | 11:38 PM
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My Ctek 3300 is slightly warm when charging and room temp when idle.I have it connected to battery at the top terminals.
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Old Nov 27, 2016 | 12:07 PM
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My CTEK3300 is warm to the touch when in use. I use mine always whenever the car is in the garage 12 months a yr. I have mine set on the snowflake setting...
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Old Nov 27, 2016 | 12:57 PM
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same for me, warm
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Old Nov 27, 2016 | 08:21 PM
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I think mine get slightly warm, normal for sure.
I have the connection plug attached directly to the battery terminals on all my cars, whenever they are not used for a while (the C5 is always connected, when not being driven).
Love my C-Tek's.
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Old Nov 27, 2016 | 08:52 PM
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Originally Posted by olbear1962
I think mine get slightly warm, normal for sure.
I have the connection plug attached directly to the battery terminals on all my cars, whenever they are not used for a while (the C5 is always connected, when not being driven).
Love my C-Tek's.
FWIW

Over many years -I had 3 tenders / maintainers short out from lighting strikes around my house . they seem sensitive to slight power surges ... maybe check them every few weeks - I do ...
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Old Nov 27, 2016 | 09:01 PM
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Originally Posted by Cosmic Charlie
FWIW

Over many years -I had 3 tenders / maintainers short out from lighting strikes around my house . they seem sensitive to slight power surges ... maybe check them every few weeks - I do ...

Good advice.
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