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References: <list-4428479@logan.com>
Date: Thu, 12 Aug 2010 13:43:33 -0700 (PDT)
From: Kelly Troyer <keltro@att.net>
Subject: Re: Turbo  Questions
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-4428479@logan.com>
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Bob,=0A=C2=A0 Thanks much for the info.................Just one more =0Aque=
stion..............Info from "Turbonetics"=0Asays the 1.15=C2=A0a/r turbine=
 housing is limited to the F1-65 mm or F1-68 mm turbine =0Awheel.......=0A=
=C2=A0 Do you have info as to what=C2=A0turbine wheel was installed in your=
 60-1 turbo =0A??..............=0A=0AThanks Again,=0AKelly Troyer=0A"Dyke D=
elta"_13B ROTARY Engine=0A"RWS"_RD1C/EC2/EM2=0A"Mistral"_Backplate/Oil Mani=
fold =0A=0A=0A=0A=0A________________________________=0AFrom: "Rogers, Bob J=
." <BRogers@FDIC.gov>=0ATo: Rotary motors in aircraft <flyrotary@lancaironl=
ine.net>=0ASent: Thu, August 12, 2010 1:39:26 PM=0ASubject: [FlyRotary] Re:=
 Turbo Questions=0A=0A=0AKelly,=0A=C2=A0=0AI limit my takeoff power to no m=
ore than 42 =E2=80=9C of manifold pressure (=E2=80=9CMP=E2=80=9D), =0Ausual=
ly just 40=E2=80=9D .=C2=A0 At altitudes of 5,000 feet and above, I general=
ly run no =0Amore than about 36 =E2=80=9C MP (15 GPH) and 180 knots.=C2=A0 =
Engine RPM is about 5,800.=C2=A0 The =0Aturbo is capable of considerably mo=
re boost than this, but I have to watch =0Aengine water and oil temps at hi=
gher power settings.=C2=A0 I do not want to run more =0Athan 200 degrees on=
 oil or water and prefer 180 degrees.=C2=A0 I can maintain these =0Atemps (=
even on hot days) with cowl flap settings from closed to full open as =0Alo=
ng as I keep the power settings at or below those described above.=C2=A0 On=
e day, I =0Aclimbed to 11,000 feet and my GPS groundspeed (with a slight ta=
ilwind) was 213 =0Aknots.=C2=A0 MP was 36=E2=80=9D, RPM 6,000.=C2=A0 I have=
 a 68=E2=80=9D diameter x 84 pitch Prince P-tip =0Afixed pitch prop coupled=
 to the RWS 2.17/1 reduction unit.=0A=C2=A0=0ABob
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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>Bob,</DIV>=0A<DIV>&nbsp; Thanks much for the info..=
...............Just one more question..............Info from "Turbonetics"<=
BR>says the 1.15&nbsp;a/r turbine housing is limited to the F1-65 mm or F1-=
68 mm turbine wheel.......</DIV>=0A<DIV>&nbsp; Do you have info as to what&=
nbsp;turbine wheel was installed in your 60-1 turbo ??..............</DIV>=
=0A<DIV>&nbsp;</DIV>=0A<DIV>Thanks Again,</DIV>=0A<DIV>&nbsp;</DIV>Kelly Tr=
oyer<BR>"Dyke Delta"_13B ROTARY Engine<BR>"RWS"_RD1C/EC2/EM2<BR>"Mistral"_B=
ackplate/Oil Manifold =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: 12pt"><FONT size=3D2 f=
ace=3DTahoma>=0A<HR SIZE=3D1>=0A<B><SPAN style=3D"FONT-WEIGHT: bold">From:<=
/SPAN></B> "Rogers, Bob J." &lt;BRogers@FDIC.gov&gt;<BR><B><SPAN style=3D"F=
ONT-WEIGHT: bold">To:</SPAN></B> Rotary motors in aircraft &lt;flyrotary@la=
ncaironline.net&gt;<BR><B><SPAN style=3D"FONT-WEIGHT: bold">Sent:</SPAN></B=
> Thu, August 12, 2010 1:39:26 PM<BR><B><SPAN style=3D"FONT-WEIGHT: bold">S=
ubject:</SPAN></B> [FlyRotary] Re: Turbo Questions<BR></FONT><BR>=0A<STYLE>=
=0A<!--=0Av\00003a* {}=0Ao\00003a* {}=0Aw\00003a* {}=0Ast1\00003a*{}=0A--><=
/STYLE>=0A=0A<P class=3DMsoNormal><FONT color=3Dnavy size=3D2 face=3DArial>=
<SPAN>Kelly,<O p></O p></SPAN></FONT></P>=0A<P class=3DMsoNormal><FONT colo=
r=3Dnavy size=3D2 face=3DArial><SPAN><O p>&nbsp;</O p></SPAN></FONT></P>=0A=
<P class=3DMsoNormal><FONT color=3Dnavy size=3D2 face=3DArial><SPAN>I limit=
 my takeoff power to no more than 42 <SPAN class=3DGramE>=E2=80=9C of</SPAN=
> manifold pressure (=E2=80=9CMP=E2=80=9D), usually just 40=E2=80=9D .<SPAN=
>&nbsp; </SPAN>At altitudes of 5,000 feet and above, I generally run no mor=
e than about 36 =E2=80=9C MP (15 GPH) and 180 knots.<SPAN>&nbsp; </SPAN>Eng=
ine RPM is about 5,800.<SPAN>&nbsp; </SPAN>The turbo is capable of consider=
ably more boost than this, but I have to watch engine water and oil temps a=
t higher power settings.<SPAN>&nbsp; </SPAN>I do not want to run more than =
200 degrees on oil or water and prefer 180 degrees.<SPAN>&nbsp; </SPAN>I ca=
n maintain these temps (even on hot days) with cowl flap settings from clos=
ed to full open as long as I keep the power settings at or below those desc=
ribed above.<SPAN>&nbsp; </SPAN>One day, I climbed to 11,000 feet and my GP=
S groundspeed (with a slight tailwind) was 213 knots.<SPAN>&nbsp; </SPAN>MP=
 was 36=E2=80=9D, RPM
 6,000.<SPAN>&nbsp; </SPAN>I have a 68=E2=80=9D diameter x 84 pitch Prince =
P-tip fixed pitch prop coupled to the RWS 2.17/1 reduction unit.<O p></O p>=
</SPAN></FONT></P>=0A<P class=3DMsoNormal><FONT color=3Dnavy size=3D2 face=
=3DArial><SPAN><O p>&nbsp;</O p></SPAN></FONT></P>=0A<P class=3DMsoNormal><=
FONT color=3Dnavy size=3D2 face=3DArial><SPAN>Bob<O p></O p></SPAN></FONT><=
/P></DIV></DIV></div></body></html>
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