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Message-ID: <1b4b137c0909170638v42521d35la309923a0ae23c8d@mail.gmail.com>
Subject: Re: [FlyRotary] Cooling
From: Tracy Crook <tracy@rotaryaviation.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=00c09f8516157e06820473c62005

--00c09f8516157e06820473c62005
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Not likely, the temp sensor makes the mixture go leaner at high temps, not
richer.  But remember there is no coolant temp sensor in the EC2 so as the
engine warms up it is normal to need a slight leaning of the mixture control
as the engine warms up.


Tracy Crook

On Wed, Sep 16, 2009 at 11:21 PM, John <downing.j@sbcglobal.net> wrote:

>  Something is making the mixture run rich as the water temperature reaches
> 195 after I ran the engine tonight about 20 minutes at 1800 rpm.  Could it
> have something to do with the temp sensor in the inlet air that is happening
> with the cowling on.  It doesn't do it with the cowling off.  Tomorrow I'll
> look at getting a digital thermometer at Radio Shack to tape to the fuel
> pump outlet.  Will flying help the airflow though the cowling to help cool
> things better.  JohnD
>

--00c09f8516157e06820473c62005
Content-Type: text/html; charset=ISO-8859-1
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Not likely, the temp sensor makes the mixture go leaner at high temps, not =
richer.=A0 But remember there is no coolant temp sensor in the EC2 so as th=
e engine warms up it is normal to need a slight leaning of the mixture cont=
rol as the engine warms up.=A0 <br>
<br><br>Tracy Crook <br><br><div class=3D"gmail_quote">On Wed, Sep 16, 2009=
 at 11:21 PM, John <span dir=3D"ltr">&lt;<a href=3D"mailto:downing.j@sbcglo=
bal.net">downing.j@sbcglobal.net</a>&gt;</span> wrote:<br><blockquote class=
=3D"gmail_quote" style=3D"border-left: 1px solid rgb(204, 204, 204); margin=
: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">






<div bgcolor=3D"#ffffff">
<div><font face=3D"Arial" size=3D"2">Something is making the mixture run ri=
ch as the=20
water temperature reaches 195 after I ran the engine tonight about 20 minut=
es at=20
1800 rpm.=A0 Could it have something to do with the temp sensor in the inle=
t=20
air that is happening with the cowling on.=A0 It doesn&#39;t do it with the=
=20
cowling off.=A0 Tomorrow I&#39;ll look at getting a digital thermometer at =
Radio=20
Shack to tape to the fuel pump outlet.=A0=A0Will flying help the airflow=20
though the cowling to help cool things better.=A0=20
JohnD</font></div></div>
</blockquote></div><br>

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