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Re: Europa-List: Return flow restrictor?

Subject: Re: Europa-List: Return flow restrictor?
From: Ronald J. Parigoris <rparigor@suffolk.lib.ny.us>
Date: Wed, 16 Apr 2003 18:28:00

Do Not Arcive

Hello R.C. Harrison

You are saying a clogged restrictor will make things go quiet.

Is this caused by flooding due to the fuel pump/pumps overpowering the needle
valve, or is it due to vapor lock?

Thx.
Ron Parigoris


"R.C.Harrison" wrote:

>
> Hi! Ron .
> If this gets clogged you'll long time have been emergency landed !
> Regards
> Bob Harrison
>
> -----Original Message-----
> From: owner-europa-list-server@matronics.com
> [mailto:owner-europa-list-server@matronics.com]On Behalf Of Ronald J.
> Parigoris
> To: europa-list@matronics.com
> Subject: Europa-List: Return flow restrictor?
>
> <rparigor@suffolk.lib.ny.us>
>
> Taking a look at how fuel is returned to tank, it uses a small restrictor to
> keep pressure up.
>
> I have a few questions about this.
>
> What would happen if it clogged?
>
> How would you know if it is clogged? Wait for vapor lock sound of silence?
> Wait
> for black smoke to appear from exhaust (perhaps fuel pressure would overcome
> needlevalve), so black smoke when flying and motor that would flood at idle?
>
> On 914?  Running on 1 pump? Running on 2 pumps?
>
> On 912S? Running on 1 pump? Running on 2 pumps?
>
> Is there provisions to put some sort of mini filter just up flow of it? I
> have
> not looked first hand at oriphis, perhaps it has a cintered bronze style
> filter
> on it?
>
> Thx.
> Ron Parigoris
>




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