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Date: Wed, 20 Apr 2011 07:23:14 -0700 (PDT)
From: Kelly Troyer <keltro@att.net>
Subject: Burns Stainless Muffler Failure
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-4951391@logan.com>
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Steve,=0A=0A=A0=A0 Other than the muffler how is your ship and its complete=
 "Mistral" firewall =0Aforward installation=0Adoing ?..................Are =
your cooling systems doing the job and is the =0AMistral "FADEC" single=0Al=
ever fuel and ignition ECU keeping the EGT under control ?............I am =
sure =0Athe=A0Rotary group=0Awould be interested in hearing some of your nu=
mbers such as fuel flow, EGT, oil =0Aand coolant=0Atemps, etc..............=
..=0A=0ABest Regards,=A0=A0=0A=0AKelly Troyer=0A"DYKE DELTA JD2" (Eventuall=
y)=0A"13B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_Backplate/Oil Ma=
nifold=0A"TURBONETICS"_TO4E50 Turbo=0A=0A=0A=0A=0A_________________________=
_______=0AFrom: Steve Thomas <glasair2@me.com>=0ATo: Rotary motors in aircr=
aft <flyrotary@lancaironline.net>=0ASent: Tue, April 19, 2011 6:24:20 PM=0A=
Subject: [FlyRotary] Burns Stainless Muffler Failure=0A=0AI just did an ins=
pection of my muffler and found that it was basically coming =0Aapart insid=
e.=A0 This is a Burns Stainless, 17" 2-Stage muffler after 50 hours of =0Af=
lying behind a 2-rotor engine.=A0 Now, it could be that 50 hours is a reaso=
nable =0Alife for something like this, I don't know.=A0 But, it certainly c=
onfirms the =0Astories of muffler disintegration.=A0 I've inspected this mu=
ffler several times =0Aover the last 50 hours, but this is the first time t=
hat I've seen damage.=A0 But, =0Awhen it comes apart, it really comes apart=
.=A0 It is unfortunate, as the muffler =0Awas really effective in reducing =
the noise and was light-weight.=A0 =0A=0A=0A=0ABest Regards,=0A=0ASteve Tho=
mas=0A=0A_____________________
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<html><head><style type=3D"text/css"><!-- DIV {margin:0px;} --></style></he=
ad><body><div style=3D"font-family:arial, helvetica, sans-serif;font-size:1=
2pt"><DIV></DIV>=0A<DIV>Steve,</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>&nbsp;&nbsp=
; Other than the muffler how is your ship and its complete "Mistral" firewa=
ll forward installation</DIV>=0A<DIV>doing ?..................Are your cool=
ing systems doing the job and is the Mistral "FADEC" single</DIV>=0A<DIV>le=
ver fuel and ignition ECU keeping the EGT under control ?............I am s=
ure the&nbsp;Rotary group</DIV>=0A<DIV>would be interested in hearing some =
of your numbers such as fuel flow, EGT, oil and coolant</DIV>=0A<DIV>temps,=
 etc................</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>Best Regards,&nbsp;&n=
bsp;</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>Kelly Troyer<BR><STRONG><FONT size=3D=
4>"DYKE DELTA JD2"</FONT> <FONT size=3D1>(Eventually)</FONT></STRONG></DIV>=
=0A<P>"13B ROTARY"_ Engine<BR>"RWS"_RD1C/EC2/EM2<BR>"MISTRAL"_Backplate/Oil=
 Manifold</P>=0A<P>"TURBONETICS"_TO4E50 Turbo</P>=0A<DIV><BR></DIV>=0A<DIV =
style=3D"FONT-FAMILY: arial, helvetica, sans-serif; FONT-SIZE: 12pt"><BR>=
=0A<DIV style=3D"FONT-FAMILY: times new roman, new york, times, serif; FONT=
-SIZE: 18pt"><FONT size=3D2 face=3DTahoma>=0A<HR SIZE=3D1>=0A<B><SPAN style=
=3D"FONT-WEIGHT: bold">From:</SPAN></B> Steve Thomas &lt;glasair2@me.com&gt=
;<BR><B><SPAN style=3D"FONT-WEIGHT: bold">To:</SPAN></B> Rotary motors in a=
ircraft &lt;flyrotary@lancaironline.net&gt;<BR><B><SPAN style=3D"FONT-WEIGH=
T: bold">Sent:</SPAN></B> Tue, April 19, 2011 6:24:20 PM<BR><B><SPAN style=
=3D"FONT-WEIGHT: bold">Subject:</SPAN></B> [FlyRotary] Burns Stainless Muff=
ler Failure<BR></FONT><BR>I just did an inspection of my muffler and found =
that it was basically coming apart inside.&nbsp; This is a Burns Stainless,=
 17" 2-Stage muffler after 50 hours of flying behind a 2-rotor engine.&nbsp=
; Now, it could be that 50 hours is a reasonable life for something like th=
is, I don't know.&nbsp; But, it certainly confirms the stories of muffler d=
isintegration.&nbsp; I've inspected this muffler several times over the las=
t 50 hours, but this is the first time that I've seen damage.&nbsp; But, wh=
en it comes apart, it really comes apart.&nbsp; It is
 unfortunate, as the muffler was really effective in reducing the noise and=
 was light-weight.&nbsp; <BR><BR><BR>Best Regards,<BR><BR>Steve Thomas<BR><=
BR>_____________________<BR><BR><BR><BR></DIV></DIV></div></body></html>
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