LJ <laremoDELETE.DeleteThis@yahoo.com> wrote:
> If you go with a gel battery, make sure that your battery
> tender, if you have one, is compliant to the battery. I have
> a BMW with a gel battery, but my 3-yr old tender, while gel
> compliant, is not Exide brand battery gel compliant. Apparently
> they recommend a differnt protocol and Deltran is happy to
> sell new units whenever an opportunity arises. If your bike
> sits for extended periods, it's a good idea to use a tender,
> as it extends the life of the battery.
Your comments about the higher working voltage of sealed
battery chemistries are not widely understood. I strongly
recommend that anyone interested in this topic should take
a look at page 24 (actually page 26 of the PDF file) of the
Yuasa technical manual:
<a style='text-decoration: underline;' href="http://www.yuasabattery.com/pdfs/TechMan.pdf" target="_blank">http://www.yuasabattery.com/pdfs/TechMan.pdf</a>
along with the other very good battery info at:
<a style='text-decoration: underline;' href="http://www.yuasabattery.com/literature.asp" target="_blank">http://www.yuasabattery.com/literature.asp</a>
| 3. When considering upgrading to a sealed VRLA battery that
| did not come OE in your vehicle, check to make sure your
| charging system has a regulated output between 14.0 - 14.8v.
On the question of whether you actually need a battery
maintainer during storage, see page 30 (actually page 32 of
the PDF file).
The self-discharge curve of a Yuasa VRLA sealed battery shows
that it will retain approximately 90% charge after *six months*
of storage at 0 deg C. So, if like me, you live in a place
with a very cold winter, you do not need to put a battery
maintainer on your bike's battery during off-season storage.
However, if your battery is stored at higher temperatures,
it will self-discharge much faster, whether it is sealed or
not. So resist the temptation to be 'nice' to your battery and
bring it in the basement- leave it out in the cold, the colder
the better. If it's not really all that cold where you live,
then yes, you definitely need to use a battery maintainer.
Also, if your bike has an alarm or other load that is constantly
draining the battery, make sure you either disconnect the alarm,
use a battery maintainer, or both.
I have practiced what I preach over the last four Minnesota
winters with my SV650S, it has never failed to start after
sitting in the garage with no battery maintainer and no storage
prep, other than an oil change and Sta-Bil in the tank.
The EX250 and its sealed battery get the same treatment,
unfortunately the Wing and the CM400T still have conventional
batteries and need an occasional charge during storage.
--
Mark '01 SV650S '99 EX250-F13 '86 GL1200A '81 CM400T<!-- ~MESSAGE_AFTER~ -->
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