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Thread: Low battery voltage

  1. #1
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    Low battery voltage

    Due to an unfortunate electrical issue that resulted in my GSXR600 being put on a tow truck, the (lead acid) battery is at 11.8V. Someone borrowed my charger without my permission, so is the battery going to become fucked from that low voltage if it's not charged ASAP?

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    if a battery remains uncharged for any length of time it will become F**ked.

    How long is a bit of a gamble....

    Can give you the full explanation if you wish....
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    short answer, yes, it's rooted.

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    fuck, so some nigger has jewed the fuck out of your shit...

    Crank amps is the number that matters. Make sure you have some.

  5. #5
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    At 11.8v it is already poked, it's missing nearly 2 volts. Why so low?

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    Quote Originally Posted by imdying View Post
    At 11.8v it is already poked, it's missing nearly 2 volts. Why so low?
    I went for a ride and the same thing happened as when the alternator dies on a car. The gauges stopped working, then the lights and indicators, then finally the engine ran rough and quit on me. I'm guessing either the regulator rectifier, or the alternator has shat itself.

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    At 11.8V in theory it's only a bit below 50% discharged, so it shouldn't be on it's way to an early demise being left for a bit, bike electronics tend to shut down before the battery is completely flat.

    I'd be tracking down my battery charger sooner rather than later though, bike batteries are fussy little buggers that seem to be looking for any excuse to lie down and die.

    If you can't find your charger I've got one you can borrow for a bit.
    Riding cheap crappy old bikes badly since 1987

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    Quote Originally Posted by SMOKEU View Post
    I went for a ride and the same thing happened as when the alternator dies on a car. The gauges stopped working, then the lights and indicators, then finally the engine ran rough and quit on me. I'm guessing either the regulator rectifier, or the alternator has shat itself.
    an alternator? Wtf are you riding?
    Stator coils homie.

    Charge the fuck out of the cunt, then test that shit.

  9. #9
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    Quote Originally Posted by SMOKEU View Post
    Due to an unfortunate electrical issue that resulted in my GSXR600 being put on a tow truck, the (lead acid) battery is at 11.8V. Someone borrowed my charger without my permission, so is the battery going to become fucked from that low voltage if it's not charged ASAP?
    How old is the battery?

  10. #10
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    I'd be inclined to pop it on charge ASAP and test it. Never say die until dead.
    You don't get to be an old dog without learning a few tricks.
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  11. #11
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    Quote Originally Posted by neels View Post
    At 11.8V in theory it's only a bit below 50% discharged, so it shouldn't be on it's way to an early demise being left for a bit, bike electronics tend to shut down before the battery is completely flat.

    I'd be tracking down my battery charger sooner rather than later though, bike batteries are fussy little buggers that seem to be looking for any excuse to lie down and die.

    If you can't find your charger I've got one you can borrow for a bit.
    Thanks, I ended up tracking down a charger in the end.

    Quote Originally Posted by Akzle View Post
    an alternator? Wtf are you riding?
    Stator coils homie.

    Charge the fuck out of the cunt, then test that shit.
    I'm not really sure what it's got!

    Quote Originally Posted by p.dath View Post
    How old is the battery?
    About 9 months old since new. It's always been kept charged until now as the bike is regularly ridden.

    Quote Originally Posted by Edbear View Post
    I'd be inclined to pop it on charge ASAP and test it. Never say die until dead.
    I've just taken it off the charger so it's charged up now.

  12. #12
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    If it is only 9 months old, assuming it hasn't been flatted by an accessory on the bike, you may have a regulator/rectifier/stator on the way out.

  13. #13
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    About a year ago, I was told by an "expert" that a battery I had was fucked. I put it on the charger for a bit and it has performed without fault ever since.

    So I'd try that and see. As has already been said, it ain't dead until it's dead.
    . “No pleasure is worth giving up for two more years in a rest home.” Kingsley Amis

  14. #14
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    Quote Originally Posted by p.dath View Post
    If it is only 9 months old, assuming it hasn't been flatted by an accessory on the bike, you may have a regulator/rectifier/stator on the way out.
    +1

    http://www.offwidth.co.uk/bike/gener...lt_finding.pdf

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  15. #15
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    Lead acid or GEL?

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