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Subject: Re: [LML] Engine mount cracks
From: swaid rahn <indigoaviation@gmail.com>
X-Original-To: Lancair Mailing List <lml@lancaironline.net>
Content-Type: multipart/alternative; boundary=001636c5c241312e9c049ab8087b

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Hi Michael,
How was the other side that cracked previously repaired?
Swaid Rahn

On Tue, Jan 25, 2011 at 4:46 PM, Michael Newman <mnewman@dragonnorth.com>wrote:

>  The two attached images show a crack in the engine mount on my Lancair
> IV-P. #4637 shows context and #4641 details. The opposite side cracked in a
> similar fashion two years ago. (I have not had nose wheel shimmy.)
>
>
>
> Larger images available at:
>
>
>
> http://www.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=11194
>
> http://www.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=11197
>
> http://www.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=11198
>
>
>
> I would like advice on appropriate repair. My mechanic is suggesting some
> form of gusset which could improve the overall strength and prevent a future
> occurrence.
>
> I wonder if this might not be asking for trouble. Without doing some
> serious engineering you could create point loads that might be worse.
>
>
>
> Rather than remove the mount I would like to fly the plane to a highly
> skilled welder to make this repair. Any references for someone in the
> Northeast.
>
> Other comments anyone?
>
>
>
>
>  ------------------------------
>
> Michael Newman
>
> Dragonnorth Group
>
> 401 Sandy Valley Road
> Westwood, MA 02090
>
> Cell: 617 821-4608
> Home: 617 566-7975
> Fax: 617 566-7975
>
> www.dragonnorth.com
>
> mnewman@dragonnorth.com
>
>
>
>
>
> --
> For archives and unsub
> http://mail.lancaironline.net:81/lists/lml/List.html
>
>


-- 
Swaid L. Rahn
Indigo Aviation, Inc.
940 Mock Road
Springfield, Ga. 31329
Cell 912.655.0966

--001636c5c241312e9c049ab8087b
Content-Type: text/html; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

<div>Hi Michael,</div>
<div>How was the other side that cracked previously repaired?</div>
<div>Swaid Rahn<br><br></div>
<div class=3D"gmail_quote">On Tue, Jan 25, 2011 at 4:46 PM, Michael Newman =
<span dir=3D"ltr">&lt;<a href=3D"mailto:mnewman@dragonnorth.com">mnewman@dr=
agonnorth.com</a>&gt;</span> wrote:<br>
<blockquote style=3D"BORDER-LEFT: #ccc 1px solid; MARGIN: 0px 0px 0px 0.8ex=
; PADDING-LEFT: 1ex" class=3D"gmail_quote">
<div lang=3D"EN-US" vlink=3D"purple" link=3D"blue">
<div>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">The two attached images show a crack i=
n the engine mount on my Lancair IV-P. #4637 shows context and #4641 detail=
s. The opposite side cracked in a similar fashion two years ago. (I have no=
t had nose wheel shimmy.)</span></p>

<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">=A0</span></p>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">Larger images available at:</span></p>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">=A0</span></p>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt"><a href=3D"http://www.dragonnorth.com/=
pictures/dataaccess/photo.php?PhotoID=3D11194" target=3D"_blank">http://www=
.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=3D11194</a></span></=
p>

<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt"><a href=3D"http://www.dragonnorth.com/=
pictures/dataaccess/photo.php?PhotoID=3D11197" target=3D"_blank">http://www=
.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=3D11197</a></span></=
p>

<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt"><a href=3D"http://www.dragonnorth.com/=
pictures/dataaccess/photo.php?PhotoID=3D11198" target=3D"_blank">http://www=
.dragonnorth.com/pictures/dataaccess/photo.php?PhotoID=3D11198</a></span></=
p>

<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;"><br><br>I would like advice on appropriate repair. My m=
echanic is suggesting some form of gusset which could improve the overall s=
trength and prevent a future occurrence.<br>
<br>I wonder if this might not be asking for trouble. Without doing some se=
rious engineering you could create point loads that might be worse.</span><=
/p>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;">=A0</span></p>
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;">Rather than remove the mount I would like to fly the pl=
ane to a highly skilled welder to make this repair. Any references for some=
one in the Northeast.<br>
<br>Other comments anyone?</span></p>
<p class=3D"MsoNormal">=A0</p>
<p class=3D"MsoNormal">=A0</p>
<div style=3D"TEXT-ALIGN: center" class=3D"MsoNormal" align=3D"center"><spa=
n style=3D"FONT-FAMILY: &#39;Times New Roman&#39;, &#39;serif&#39;; FONT-SI=
ZE: 12pt">
<hr align=3D"center" size=3D"2" width=3D"100%">
</span></div>
<table style=3D"BORDER-COLLAPSE: collapse" border=3D"0" cellspacing=3D"0" c=
ellpadding=3D"0">
<tbody>
<tr>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">Michael Newman</span></p></td>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p style=3D"TEXT-ALIGN: right" class=3D"MsoNormal" align=3D"right"><span st=
yle=3D"FONT-FAMILY: &#39;Times New Roman&#39;, &#39;serif&#39;; FONT-SIZE: =
12pt">Dragonnorth Group</span></p></td></tr>
<tr>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt">401 Sandy Valley Road<br>Westwood, MA =
02090</span></p></td>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p style=3D"TEXT-ALIGN: right" class=3D"MsoNormal" align=3D"right"><span st=
yle=3D"FONT-FAMILY: &#39;Times New Roman&#39;, &#39;serif&#39;; FONT-SIZE: =
12pt">Cell: 617 821-4608<br>Home: 617 566-7975<br>Fax: 617 566-7975</span><=
/p>
</td></tr>
<tr>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p class=3D"MsoNormal"><span style=3D"FONT-FAMILY: &#39;Times New Roman&#39=
;, &#39;serif&#39;; FONT-SIZE: 12pt"><a href=3D"http://www.dragonnorth.com/=
" target=3D"_blank">www.dragonnorth.com</a></span></p></td>
<td style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 5.4pt; WIDTH: 221.4pt; PADD=
ING-RIGHT: 5.4pt; PADDING-TOP: 0in" valign=3D"top" width=3D"295">
<p style=3D"TEXT-ALIGN: right" class=3D"MsoNormal" align=3D"right"><span st=
yle=3D"FONT-FAMILY: &#39;Times New Roman&#39;, &#39;serif&#39;; FONT-SIZE: =
12pt"><a href=3D"mailto:mnewman@dragonnorth.com" target=3D"_blank">mnewman@=
dragonnorth.com</a></span></p>
</td></tr></tbody></table>
<p class=3D"MsoNormal">=A0</p>
<p class=3D"MsoNormal">=A0</p></div></div><br>--<br>For archives and unsub =
<a href=3D"http://mail.lancaironline.net:81/lists/lml/List.html" target=3D"=
_blank">http://mail.lancaironline.net:81/lists/lml/List.html</a><br><br></b=
lockquote>
</div><br><br clear=3D"all"><br>-- <br>
<div>Swaid L. Rahn</div>
<div>Indigo Aviation, Inc.</div>
<div>940 Mock Road</div>
<div>Springfield, Ga. 31329</div>
<div>Cell 912.655.0966</div><br>

--001636c5c241312e9c049ab8087b--