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Date: Mon, 24 Jun 2013 08:44:06 -0700
Message-ID: <CAOFHbnoGkNqYZxU3vENFtStPjy3VkHRmLpj5LBUUn+j44MaGxw@mail.gmail.com>
Subject: Re: [FlyRotary] Re: Blown engine
From: David Leonard <wdleonard@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=001a11c2675c5c1dee04dfe84858

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Scott,
I have never heard of an iron breaking from thermal shock.  I routinely
mistreat mine in that manner.
Don't forget to take everything Dave Atkins says with a grain of salt.  He
has not always been the most straight forward of salesmen.


On Fri, Jun 21, 2013 at 4:27 PM, Scott Emery <shipchief@aol.com> wrote:

> I showed the damaged rotor, rotor housing and front side iron to Dave
> Atkins, the local expert. He thinks my engine suffered FOD but the entry
> point is a mystery. The broken side iron is My fault: thermal shock. The
> aluminum rotor housing experienced thermal expansion faster and greater
> than the side iron because I went to high power before the engine was
> sufficiently warm. The alignment dowel was moved outward by the growing
> aluminum housing and cracked out the side iron around the dowel, which is
> also the oil gallery
>
> Sent from my iPhone
>
> On Jun 19, 2013, at 11:35 AM, Scott Emery <shipchief@aol.com> wrote:
>
> > Looks like FOD this is from rear rotor, all tip seals broke along with
> the closest corner seals
> >
> > <photo.JPG>
> >
> >
> >
> > Sent from my iPhone
> > --
> > Homepage:  http://www.flyrotary.com/
> > Archive and UnSub:
> http://mail.lancaironline.net:81/lists/flyrotary/List.html
>
> --
> Homepage:  http://www.flyrotary.com/
> Archive and UnSub:
> http://mail.lancaironline.net:81/lists/flyrotary/List.html
>



-- 
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.net

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Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Scott,<div style>I have never heard of an iron breaking fr=
om thermal shock. =A0I routinely mistreat mine in that manner. =A0</div><di=
v style>Don&#39;t forget to take everything Dave Atkins says with a grain o=
f salt. =A0He has not always been the most straight forward of salesmen.</d=
iv>
</div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">On Fri,=
 Jun 21, 2013 at 4:27 PM, Scott Emery <span dir=3D"ltr">&lt;<a href=3D"mail=
to:shipchief@aol.com" target=3D"_blank">shipchief@aol.com</a>&gt;</span> wr=
ote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex">I showed the damaged rotor, rotor housing an=
d front side iron to Dave Atkins, the local expert. He thinks my engine suf=
fered FOD but the entry point is a mystery. The broken side iron is My faul=
t: thermal shock. The aluminum rotor housing experienced thermal expansion =
faster and greater than the side iron because I went to high power before t=
he engine was sufficiently warm. The alignment dowel was moved outward by t=
he growing aluminum housing and cracked out the side iron around the dowel,=
 which is also the oil gallery<br>

<br>
Sent from my iPhone<br>
<br>
On Jun 19, 2013, at 11:35 AM, Scott Emery &lt;<a href=3D"mailto:shipchief@a=
ol.com">shipchief@aol.com</a>&gt; wrote:<br>
<br>
&gt; Looks like FOD this is from rear rotor, all tip seals broke along with=
 the closest corner seals<br>
&gt;<br>
&gt; &lt;photo.JPG&gt;<br>
&gt;<br>
&gt;<br>
&gt;<br>
&gt; Sent from my iPhone<br>
&gt; --<br>
&gt; Homepage: =A0<a href=3D"http://www.flyrotary.com/" target=3D"_blank">h=
ttp://www.flyrotary.com/</a><br>
&gt; Archive and UnSub: =A0 <a href=3D"http://mail.lancaironline.net:81/lis=
ts/flyrotary/List.html" target=3D"_blank">http://mail.lancaironline.net:81/=
lists/flyrotary/List.html</a><br>
<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:81/lists=
/flyrotary/List.html</a><br>
</blockquote></div><br><br clear=3D"all"><div><br></div>-- <br>David Leonar=
d<br><br>Turbo Rotary RV-6 N4VY<br><a href=3D"http://N4VY.RotaryRoster.net"=
>http://N4VY.RotaryRoster.net</a><br><a href=3D"http://RotaryRoster.net">ht=
tp://RotaryRoster.net</a>
</div>

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