With my Gerbing sleeved electric jacket and gloves attached, cranked
all the way up and, the headlight disconnected I'm reading 13.6v at
the batt/rectifier.
To me that isn't drawing away from the battery, but it is pretty far
below the spec. of 15v.
Anyone here run this much electricity off their charging system? Is
13.6v return enough to not worry about the battery dying on me?
Todd (Springfield, VA)
thor t-20 boots nklr
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- Posts: 1977
- Joined: Tue May 09, 2000 7:20 pm
bare minimum voltage return..
On Thu, 11 Jul 2002, Combat_Tourer wrote:
I don't think that 13.6v will quite charge your battery to 100%, but it isn't DIScharging by any stretch. I wouldn't worry too much. With all that stuff powered up, at what RPM does the voltage exceed 13v? RM>Anyone here run this much electricity off their charging system? Is >13.6v return enough to not worry about the battery dying on me?
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- Posts: 412
- Joined: Sat Apr 15, 2000 2:58 am
bare minimum voltage return..
Todd,
14.2 - 14.4 volts is normal for the KLR. It's OK to consistently
run at 13.6 volts when you're riding for extended periods.
Here are some snips from my previous posts:
- - - - - - - -
I hooked up the Gerbing jacket & gloves and did some static tests
with my 10 amp charger hooked up to my KLR and
my bike not running. The jacket draws 7 amps (84 watts) max & the
gloves draw 2 amps (25 watts) max. The heat-troller works superbly,
letting me adjust the jacket & the glove warmth independently. The
troller lets you dial in the warmth, with a corresponding increase
or decrease in the overall voltage. I won't go into the voltage vs
amperage preliminaries because it's fairly meaningless until I'm out
on the road. The gloves get super toasty and the jackets sleeves
warm up noticeably more than the body of the jacket. I like the 3rd
built in connector for hooking up heated pants, although I'd
probably go for a heated jock strap instead. It looks like you'd
need an extra troller to adjust the temperature of the pants. All
in all it looks like a dynamite setup.
- - - - - - - -
Operationally the Gerbing jacket & vest worked well. I wore the
jacket over a denim shirt & under my leather
jacket. It was 55 degrees (12 degrees C). Warmth was uniform,
without any noticeable on/off cycling. The adjustment controls let
you dial in exactly how much heat you want to the your hands and/or
body.
The KLR's charging system was not fully up to the task. At maximum
heat settings, my KLR could only muster about
12.3 volts from 5 - 6k rpm. Voltage was 11.8 volts at idle. With
the controls at 1/2 to 2/3 of maximum, voltage was 13.1+ volts above
4500 rpm. System voltage did not rise appreciably above 5000 rpm.
With the heat turned off, I ran a test with my high & low beams on
simultaneously, with a resulting voltage of 14.2 volts from 4000 rpm
&
higher. This seems to contradict the 1/2 heat setting results by
nearly 1 volt. All tests were run for 5 minutes or
more to allow the system's load to stabilize. There was no stop &
go riding involved.
- - - - - - - -
L.E.D. lights consume minimal power, my ultra bright LIFEBRITE
lights consume 1/30 amp (0.4 watts). Disconnect your tail light &
license plate bulb wires and use the LIFEBRITE lights or a similar
alternative. Cost is about $50 (usd) and you'll save 14 - 16 watts.
Disconnect the 3 illumination bulbs in the instrument cluster and
use several individual L.E.D. bulbs for illumination. Cost less
than $10 and you'll save 10 - 12 watts.
$60 upgrade and you've gained 2+ amps (24+ watts) of additional
power for your accessories.
I highly recommend using a digital volt meter to monitor your KLR's
voltage. Datel < http://www.datel.com > has 2 small units that are
excellent, cost is $34 (LCD) or $50 (LED) + about $6 shipping. The
LCD unit probably isn't visible in the dark and the LED unit could
use a sun shade for some bright light situations.
- - - - - - - -
Some listers do quite well with heated clothing and other
accessories by using common sense load management with simple on/off
switches.
Hope this helps, aren't you glad that you didn't ask a long,
complicated question?
Professor A9 Federal Way, WA. [USA]
ps: Do you really want to run the Gerbing heated clothing at full
power? Half power was too hot for me.
++++++++++
Todd wrote:
With my Gerbing sleeved electric jacket and gloves attached, cranked
all the way up and, the headlight disconnected I'm reading 13.6v at
the batt/rectifier.
To me that isn't drawing away from the battery, but it is pretty far
below the spec. of 15v.
Anyone here run this much electricity off their charging system? Is
13.6v return enough to not worry about the battery dying on me?
Todd (Springfield, VA)
-
- Posts: 412
- Joined: Sat Apr 15, 2000 2:58 am
thor t-20 boots nklr
Karl,
I've had my T-20 boots for several years & 11k+ miles. There was no
break-in required and they're very comfortable. I use them as my
everyday riding boots and leave them on for hours at a time. They
work fine for riding off road. A little water will seep in if
you're riding in the rain for extended periods. I used them
exclusively when I travelled 1200 miles to Moab in 2 days. When I
arrived, I was in no hurry to take them off.
If I had it to do over again, I'd look closely at boots in the $150
- $175 (USD) price range, but would probably end up with a another
pair of the T-20 boots. Will they last half as long as the $250+
boots? Hard to say, but I've had no problems with 'em so far.
Professor
++++++++++
Karl wrote:
> Anyone have experience with these boots? > They are cheap at 101.00 and all black.
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- Posts: 56
- Joined: Sat Feb 16, 2002 9:01 am
bare minimum voltage return..
--- In DSN_klr650@y..., RM wrote:
Is> > On Thu, 11 Jul 2002, Combat_Tourer wrote: > > >Anyone here run this much electricity off their charging system?
but it> >13.6v return enough to not worry about the battery dying on me? > > I don't think that 13.6v will quite charge your battery to 100%,
13v?> isn't DIScharging by any stretch. I wouldn't worry too much. > > With all that stuff powered up, at what RPM does the voltage exceed
You definitely need to keep the RPM up past 3000. Todd> > RM
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- Posts: 56
- Joined: Sat Feb 16, 2002 9:01 am
bare minimum voltage return..
--- In DSN_klr650@y..., Jim Hyman wrote:
All very good and interesting information. I will be looking into the LED alternatives. I failed to baseline my findings prior to installing the Electrex units, however given your results these units seem to be putting close to 9.5% more voltage to the batt.. Thanks for the post. Todd> Todd, > > 14.2 - 14.4 volts is normal for the KLR. It's OK to consistently > run at 13.6 volts when you're riding for extended periods. > > Here are some snips from my previous posts: > > - - - - - - - - > I hooked up the Gerbing jacket & gloves and did some static tests > with my 10 amp charger hooked up to my KLR and > my bike not running.
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