REFLECTOR: battery
Scott Derrick
scott at tnstaafl.net
Fri Jun 27 07:24:15 CDT 2008
The concord rg is a great battery.
The Hawker (Enersys) Odyssey is the same technology at half the price.
I think Hawker's been making them longer than Concord.
http://www.portablepower.com/products/slabatteries/Odyssey.asp
Scott
NMFlyer1 at aol.com wrote:
> Lou,
>
>
> Do you need the weight of the battery size you now have to keep your
> CG right? If so I would suggest a Recombinant Gas Battery from
> Concord. They are identified by the part number RG.. such as RG-25 or
> RG-25XC
>
> CONCORDE AIRCRAFT BATTERIES from Aircraft Spruce
> <http://www.aircraftspruce.com/catalog/fbpages/FBconcordebatt.php>
>
> They are Sealed Lead acid batteries, but the technology is so much
> better than flooded cell batteries. I can get into the design and all
> that, so ask me if you need that info. The benefits are:
>
> Sealed, No venting or weeping.
> Much lower internal resistance in the battery = more power to your
> systems/starter
> Much longer life
> Works fantastic in colder weather.
>
> I replaced the battery in my Cherokee 235 with the RG-25. It cranks
> that O-540 like you wouldn't believe, and I have never heard the
> battery get "tired". It has been in there 3 years so far. I have to
> fly when it gets colder here. Ok not THAT cold, but the airplane is
> sitting in my driveway all night below freezing. I have messed up and
> not primed the thing enough in that cold, and it just keeps on
> cranking... No problem.
>
> They did a test cranking an IO-540. They put the batteries in a
> freezer. The RG battery had more cranking power after cranking 30
> seconds than the flooded cell battery had before cranking at all.
>
> That would be my easy solution. Check locally for price and
> availability. It may be cheaper and faster than having Spruce ship it.
>
>
> You can always pick a battery from B and C specialties: Batteries
> <http://www.bandc.biz/cgi-bin/ez-catalog/cat_display.cgi?4X358218>
>
> I am using two of their BC116 batteries in my Velocity. They are
> amazingly small and powerful. I can crank my 340 HP Aluminum block V-6
> Chevy with *just one* of them. It took some cranking when I first
> started too since my fuel injection idle circuit was out of adjustment.
>
> Bottom line, My advice would be to check your connections and switch
> to a Recombinant Gas Battery (don't let someone sell you a gell
> cell... it is NOT the same). I think you will be pleased.
>
>
> Kurt Winker
>
>
>
> ------------------------------------------------------------------------
> Gas prices getting you down? Search AOL Autos for fuel-efficient used
> cars <http://autos.aol.com/used?ncid=aolaut00050000000007>.
> ------------------------------------------------------------------------
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