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Battery drain or normal?

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Old Apr 21, 2015 | 11:05 PM
  #1  
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Post Battery drain or normal?

I have a 2011 heritage classic. I use a Harley tender I purchased within the past year, I've let the bike sit before (roughly 2 weeks) and plugged it into the tender after the 2 weeks and it instantly turned flashing green (80% plus of a charge) this was in the winter.

Just recently after about 5 days of sitting I plugged it in and it stayed yellow for a while before it turned flasing green. Granted it's a lot warmer now. This was unusual to me as I'm used to it being at 80% or more.

I replicated this, from a fully charged battery I waited 5 days and just plugged it to the tender, it was yellow for a bit before going green.

Does this sound like a drain coming from somewhere or completely normal?
I had the battery tested and it's perfect, it isn't old and is well maintained so I didn't figure it was bad.

What gets me is I've let it sit for weeks in the past (more around 3) before putting it to a tender and it lit flashing green right away - but now after around 5 days sitting without it it goes yellow for a while (less than 80%) before going green.

Maybe looking too far into this but I don't want to be stranded from a dead battery out in nomans land.
 

Last edited by -Grumpy-; Apr 21, 2015 at 11:14 PM.
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Old Apr 22, 2015 | 05:40 AM
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First things first.

Check to see if the battery terminals are tight and then the other end of the ground. Don't just look at it, physically check the connections.

Then it's a matter of using a multi-meter to check the battery for a draw. Then I'd check the stator output.
 
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Old Apr 22, 2015 | 06:04 AM
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As your battery ages, it's ability to hold a charge decreases. Sounds about right to me and I wouldn't worry about it unless other symptoms start showing up.
 
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Old Apr 22, 2015 | 06:45 AM
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It's just the surface charge leaving. All my bikes hav done it.
 
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Old Apr 22, 2015 | 08:08 AM
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I've plugged mine up right after a long ride and it stays yellow for awhile...long enough that I got tired of waiting for it to turn green. But you'd think after riding it, it'd be all charged up. I guess not. As long as it turns green, I'm happy.
 
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