Nigel.
I have seen Tony's (NZ) diagram on his builders log. It seems logic and
straight forward. Would yours be something like his??
Hans.
----- Original Message -----
From: "Nigel Charles" <72016.3721@compuserve.com>
Subject: Re: Mechanical fuel pump breakdown
> Message text written by Graham Singleton
> >The reason I learned is that if the electric pump is left on it will
> deliver most or all of the fuel, the mechanical pump will then get hot. It
> does that anyway on the Rotax. It needs continuous fuel flow to cool it.
> Some Piper Comanches had a parallel system and it did cause problems.
> <
>
> I totally agree with the above which is why my parallel system only brings
> on the electrical pump when its required (ie any situation where the
> mechanical pump is already failing to provide fuel pressure).
>
> Nigel Charles
>
>
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