I agree, good LED lights are a much better way to go, also a fuel float
system with a double throw relay solves the problem if needing to transfer
fuel at all. when the fuel gets below a given measure the pump auto starts.

Joe

On Sat, Feb 11, 2012 at 10:34 AM, Matt Elder <[email protected]>wrote:

> What ever happened to looking at the switch?  Don't make this complicated.
>
> Also, it might not be a good idea to have a warning indicator for fuel
> transfer. 1) you will train yourself to listen for it, then it will fail on
> day and the fuel might not be the first thing you check because of
> desensitization. 2) after you forget the transfer it once (with no warning
> system), you wont again for a very long time.
>
> Its always a good thing to develop good habits when flying an airplane and
> relying on mechanisms makes you lazy and complacent.
>
> I too have 4 lights. Oil pressure, alt, flaps and canopy lock.  They still
> don't substitute for a preflight or in flight check, but will grab your
> attention if something happens between your scans,
>
> Matt
>
>
> Craig Williams <[email protected]> wrote:
>
> >Mark
> >
> >Ok, here is my reasoning.  I have all steam gauges and will be flying
> >behind a Continental.  I want an annunciation system for ALL my
> >indications  such as strobes on, landing light on, nav lights on,
> >
> >fuel pressure alarm, oil pressure alarm, oil temp alarm and a fuel
> >transfer alarm activated each hour to remind me that it's time to pump
> >fuel from my 5 gal aux tanks to the 7 gal mains.  Because the fuel
> >transfer is so important I also want a master caution light and audio
> >alarm in my headset.  It looks to me that the AN-21 fits the bill
> >perfectly.
> >
> >Craig
>
>
> --
> Matt Elder
> Orangeburg, SC
>
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-- 
Jose Fuentes
Founding Father (one of and former Vice Prez) of Capital City.NET User's
Group
Former Microsoft MVP
http://blogs.aspadvice.com/jfuentes

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