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Date: Tue, 17 Feb 2009 12:25:39 -0800
Message-ID: <1c23473f0902171225k52657cd8i7518b8c55b2f9560@mail.gmail.com>
Subject: Re: [FlyRotary] Successful flight at last
From: David Leonard <wdleonard@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=000e0cd2900e47ba800463231b2d

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Hey Jeff,

Many congrats!  Sure must feel good to have a successful flight.  Well done=
!

--=20
David Leonard

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


On Tue, Feb 17, 2009 at 10:01 AM, Jeff Whaley <jwhaley@datacast.com> wrote:

>  On Saturday we made the first "successful" test flight of the rotary
> engine installation. Previous flights had too high water temps and/or too
> high oil temps and a low coolant pressure that sent us earthward early. T=
he
> OAT was 10F on this test flight; oil got a maximum of 190F and water neve=
r
> exceeded 170F. The coolant system was pre-pressurized to 16 LBs and prett=
y
> much stayed there. We circled the field on the upwind side for about 20
> minutes doing figure-8s. The oil was cycling between 180F and 190F; the
> water was pegged at 160F. We decided to temperature-cycle the engine a fe=
w
> times to see what happened, so we did 2 touch and goes. Everything was go=
od
> =85 water would cool to about 130F and oil to about 160F on approach, as =
we
> climbed out the temperatures returned to W:160F and O:190F =85 I will mak=
e a
> few more refinements to the oil cooler inlet diffusers as 190F is still a
> bit high.
>
>
>
> On another note I got in the left set finally for some taxi training =85 =
not
> too good =85 my big feet and the configuration of rudders/toe-brakes made=
 it
> almost impossible to stay off the brakes when applying rudder =85 I'm goi=
ng to
> weld a tube at the rudder/brake lower pivot-point to ensure that first
> contact is with rudder and some effort will be required to activate the
> brakes.
>
> Jeff
>
> (happy, happy)
>

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<div>Hey Jeff,</div>
<div>&nbsp;</div>
<div>Many congrats!&nbsp; Sure must feel good to have a successful flight.&=
nbsp; Well done!</div>
<div>&nbsp;</div>
<div>-- <br>David Leonard<br><br>Turbo Rotary RV-6 N4VY<br><a href=3D"http:=
//N4VY.RotaryRoster.net">http://N4VY.RotaryRoster.net</a><br><a href=3D"htt=
p://RotaryRoster.net">http://RotaryRoster.net</a><br><br><br></div>
<div class=3D"gmail_quote">On Tue, Feb 17, 2009 at 10:01 AM, Jeff Whaley <s=
pan dir=3D"ltr">&lt;<a href=3D"mailto:jwhaley@datacast.com">jwhaley@datacas=
t.com</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"PADDING-LEFT: 1ex; MARGIN: 0px 0=
px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
<div lang=3D"EN-US" vlink=3D"purple" link=3D"blue">
<div>
<p>On Saturday we made the first "successful" test flight of the rotary eng=
ine installation. Previous flights had too high water temps and/or too high=
 oil temps and a low coolant pressure that sent us earthward early. The OAT=
 was 10F on this test flight; oil got a maximum of 190F and water never exc=
eeded 170F. The coolant system was pre-pressurized to 16 LBs and pretty muc=
h stayed there. We circled the field on the upwind side for about 20 minute=
s doing figure-8s. The oil was cycling between 180F and 190F; the water was=
 pegged at 160F. We decided to temperature-cycle the engine a few times to =
see what happened, so we did 2 touch and goes. Everything was good =85 wate=
r would cool to about 130F and oil to about 160F on approach, as we climbed=
 out the temperatures returned to W:160F and O:190F =85 I will make a few m=
ore refinements to the oil cooler inlet diffusers as 190F is still a bit hi=
gh.</p>

<p>&nbsp;</p>
<p>On another note I got in the left set finally for some taxi training =85=
 not too good =85 my big feet and the configuration of rudders/toe-brakes m=
ade it almost impossible to stay off the brakes when applying rudder =85 I'=
m going to weld a tube at the rudder/brake lower pivot-point to ensure that=
 first contact is with rudder and some effort will be required to activate =
the brakes.</p>

<p>Jeff</p>
<p>(happy, happy)</p></div></div></blockquote></div><br><br clear=3D"all"><=
br>

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