Hell of a lot of discussion for a simple problem.
I have done mine the Europa way, one pump to the alternator and one to the
battery.
If both of those fail I will just look for a suitable field and drop my
little plane in.
I just enjoy the flying!!!!
Sue and Bill
----- Original Message -----
From: "Fred Fillinger" <fillinger@ameritech.net>
Subject: Re: Europa-List: Keeping 914 Fuel Pump running
<fillinger@ameritech.net>
>
> Ronald J. Parigoris wrote:
>
> > In the case of a 2600mA NiMh, that is 2.6 amps. Anyway for a backup
> > battery for fuel pump, i think it sufficient if it could eeck out a
> > half hour for most of my flying. If I make some long over hostile
> > terratory flights, could either bring another pack or 2. Weight for 3
> > packs is under 5 pounds.
>
> Ron, my long experience with NiCad and now even NiMH is that they are
> worthless for long-term reliability. Anybody else? There are small AGM
> (RG) batteries for motorcycle applications should be a lot cheaper than
> 2 packs of NiMH. There's no issue paralleling them with a larger RG,
> and one battery mfr says in its literature that parallel batteries of
> different types runs the risk of explosion if heavy current is extracted
> from the pair. In any event, the results are unpredictable and dependent
> upon the condition of either. NiMH is inferior to even NiCad for what
> you are considering, and both are inferior to AGM "starting" battery
> which will have less internal resistance in comparable capacity. Just a
> suggestion!
>
> Fred F.
>
>
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