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Date: Tue, 15 Sep 2009 20:55:06 -0500
Message-ID: <5cf132c0909151855l33223534ge8995626acbcb803@mail.gmail.com>
Subject: Re: [FlyRotary] Re: cooling
From: Mark Steitle <msteitle@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=00151750e63a2313b50473a830ea

--00151750e63a2313b50473a830ea
Content-Type: text/plain; charset=ISO-8859-1

John,

You didn't specify if it was the pump inlet or outlet that was too hot to
touch.  If it was the inlet, you may have been experiencing vapor lock.  It
would take much more heat for vapor lock to be on the high pressure side.

Mark

On Tue, Sep 15, 2009 at 8:33 PM, John <downing.j@sbcglobal.net> wrote:

>  Al, I was surprised that the fuel line was too hot to touch with the fuel
> being recirculated to the fuel tank,  I'm thinking that the engine missing
> had something to do with gas being so hot.  Would the fuel pump need to be
> cooled from another source.  I could change the shape of the NACA discharge
> duct if it is in a position on the cowling to work.  JohnD
>
> ----- Original Message -----
> *From:* Al Gietzen <ALVentures@cox.net>
> *To:* Rotary motors in aircraft <flyrotary@lancaironline.net>
> *Sent:* Tuesday, September 15, 2009 10:11 PM
> *Subject:* [FlyRotary] Re: cooling
>
>  John;
>
>
>
> It is unlikely that the NACA duct will do anything.  The duct leading away
> should be at least as large, or larger, than the rectangular opening of the
> scoop
>
>

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Content-Type: text/html; charset=ISO-8859-1
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<div>John, </div>
<div>=A0</div>
<div>You didn&#39;t specify if it was the pump inlet or outlet=A0that was t=
oo hot to touch.=A0 If it was the inlet, you may have been experiencing vap=
or lock.=A0 It would take much more heat for vapor lock to be on the high p=
ressure side.</div>

<div>=A0</div>
<div>Mark<br><br></div>
<div class=3D"gmail_quote">On Tue, Sep 15, 2009 at 8:33 PM, John <span dir=
=3D"ltr">&lt;<a href=3D"mailto:downing.j@sbcglobal.net">downing.j@sbcglobal=
.net</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"PADDING-LEFT: 1ex; MARGIN: 0px 0=
px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
<div lang=3D"EN-US" bgcolor=3D"white" vlink=3D"purple" link=3D"blue">
<div><font face=3D"Arial" size=3D"2">Al, I was surprised that the fuel line=
 was too hot to touch with the fuel being recirculated to the fuel tank,=A0=
 I&#39;m thinking that the engine missing had something to do with gas bein=
g so hot.=A0 Would the fuel pump need to be cooled from another source.=A0 =
I could change the shape of the NACA discharge duct if it is in a position =
on the cowling to work.=A0 JohnD</font></div>

<blockquote dir=3D"ltr" style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MAR=
GIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<div style=3D"FONT: 10pt arial">----- Original Message ----- </div>
<div style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial"><b>From:</b> <a title=
=3D"ALVentures@cox.net" href=3D"mailto:ALVentures@cox.net" target=3D"_blank=
">Al Gietzen</a> </div>
<div style=3D"FONT: 10pt arial"><b>To:</b> <a title=3D"flyrotary@lancaironl=
ine.net" href=3D"mailto:flyrotary@lancaironline.net" target=3D"_blank">Rota=
ry motors in aircraft</a> </div>
<div style=3D"FONT: 10pt arial"><b>Sent:</b> Tuesday, September 15, 2009 10=
:11 PM</div>
<div style=3D"FONT: 10pt arial"><b>Subject:</b> [FlyRotary] Re: cooling</di=
v>
<div><br></div>
<div>
<p><font face=3D"Verdana" color=3D"blue" size=3D"2"><span style=3D"FONT-SIZ=
E: 11pt; COLOR: blue; FONT-FAMILY: Verdana">John;</span></font></p>
<p><font face=3D"Verdana" color=3D"blue" size=3D"2"><span style=3D"FONT-SIZ=
E: 11pt; COLOR: blue; FONT-FAMILY: Verdana"></span></font>=A0</p>
<p><font face=3D"Verdana" color=3D"blue" size=3D"2"><span style=3D"FONT-SIZ=
E: 11pt; COLOR: blue; FONT-FAMILY: Verdana">It is unlikely that the NACA du=
ct will do anything. =A0The duct leading away should be at least as large, =
or larger, than the rectangular opening of the scoop</span></font></p>
</div></blockquote></div></blockquote></div><br>

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