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Date: Thu, 7 Jul 2011 04:55:25 -0500
Message-ID: <CAHh3jbMqAnMVK837mzX8ZZzn8AU8N=e86gzQ6NfYsewR9+f6MA@mail.gmail.com>
Subject: Re: [FlyRotary] fuel flow
From: Mark Steitle <msteitle@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=00151747918253331604a777b7cb

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Ernest,
You're supposed to point the exhaust at the neighbor's house.  ;-)

Mark

On Wed, Jul 6, 2011 at 10:30 PM, Ernest Christley <echristley@nc.rr.com>wrote:

> My tuning skills are improving.  With my dyno-prop installed, I was topping
> out at about 4,000 rpm.  The spark advance was on the way down, but the AFR
> was on the way up.  Way up.  To the point of lean cut-off.  Right before the
> stumble, at 3800rpm,  I was burning approximately 5.25gph.  At an idle
> centered around 800rpm, the burn was about 0.6gph.
>
> These numbers sound reasonable to me.  Is this about what other builders
> are seeing?
>
> I'm adding fuel across the board at the top end, and will expect a higher
> RPM tomorrow.  The big race now is to get home from work and find a hole
> between the summer storms to roll the plane out, get a logging run and roll
> it back in before the lightening gets it.  Last night, I got in a hurry and
> left both the garage door and inside door open.  The house filled with
> exhaust fumes to the point that all the fire alarms started going off.
>
> The wife was *NOT* happy with me.  8*)
>
> --
> Homepage:  http://www.flyrotary.com/
> Archive and UnSub:   http://mail.lancaironline.net:**
> 81/lists/flyrotary/List.html<http://mail.lancaironline.net:81/lists/flyrotary/List.html>
>

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Ernest,=A0<div>You&#39;re supposed to point the exhaust at the neighbor&#39=
;s house. =A0;-)</div><div><br></div><div>Mark<br><br><div class=3D"gmail_q=
uote">On Wed, Jul 6, 2011 at 10:30 PM, Ernest Christley <span dir=3D"ltr">&=
lt;<a href=3D"mailto:echristley@nc.rr.com">echristley@nc.rr.com</a>&gt;</sp=
an> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex;">My tuning skills are improving. =A0With my =
dyno-prop installed, I was topping out at about 4,000 rpm. =A0The spark adv=
ance was on the way down, but the AFR was on the way up. =A0Way up. =A0To t=
he point of lean cut-off. =A0Right before the stumble, at 3800rpm, =A0I was=
 burning approximately 5.25gph. =A0At an idle centered around 800rpm, the b=
urn was about 0.6gph.<br>

<br>
These numbers sound reasonable to me. =A0Is this about what other builders =
are seeing?<br>
<br>
I&#39;m adding fuel across the board at the top end, and will expect a high=
er RPM tomorrow. =A0The big race now is to get home from work and find a ho=
le between the summer storms to roll the plane out, get a logging run and r=
oll it back in before the lightening gets it. =A0Last night, I got in a hur=
ry and left both the garage door and inside door open. =A0The house filled =
with exhaust fumes to the point that all the fire alarms started going off.=
<br>

<br>
The wife was *NOT* happy with me. =A08*)<br><font color=3D"#888888">
<br>
--<br>
Homepage: =A0<a href=3D"http://www.flyrotary.com/" target=3D"_blank">http:/=
/www.flyrotary.com/</a><br>
Archive and UnSub: =A0 <a href=3D"http://mail.lancaironline.net:81/lists/fl=
yrotary/List.html" target=3D"_blank">http://mail.lancaironline.net:<u></u>8=
1/lists/flyrotary/List.html</a><br>
</font></blockquote></div><br></div>

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