REFLECTOR: Dukes 2 speed pump

[Brooke Wolf]

On Dec 1

>
> -------Original Message-------
> From: John Tvedte
> To: Velocity Aircraft Owners and B
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> From: Fred Anderka <fred at holohil.com>
> Date: December 17, 2010 11:13:56 AM EST
> To: "reflector at tvbf.org" <reflector at tvbf.org>
> Subject: Re: REFLECTOR: Reflector Digest, Vol 69, Issue 37, 2 speed  
> pump
> Reply-To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org 
> >
>
>
> With my IO550, the procedure is to prime with the pump at high  
> speed, then start at the low speed setting.  On approach always turn  
> the pump on low.  On landing the speed will keep the engine turning  
> over but as you slow down it will quit without the pump on low.   
> With the pump on it will idle quite smoothly at 800 RPM.
>
> This works with my engine but it seems that some engines behave  
> differently, comments welcome.
>
> Fred Anderka
> XL-RG, C-GHOL
>

> Thanks Fred.  That clears it up nicely.  Do you know what the  
> pressure output of your pump is?  What is the country of  
> registration for C-GHOL?

Brooke


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