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Subject: Re: [FlyRotary] Slow but steady progress
References: <list-6619649@logan.com>
From: Mark Steitle <msteitle@gmail.com>
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Date: Sat, 30 Nov 2013 05:14:24 -0600
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
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Good luck and do not forget to notify the photographer so that your first fl=
ight will be recorded for posterity.

Mark


Sent from my iPad

> On Nov 29, 2013, at 10:14 PM, shipchief@aol.com wrote:
>=20
> I got a chance to play with 89SE today, I've been running and tuning after=
 all the tribulations of making right an improperly built engine with an imp=
roperly sized turbo.
> Today I re-read Tracy's manual for EC-2 & EM-3 and started/warmed the engi=
ne. Then I bit the bullet and returned to the EM-2 default setting (Mode 1 p=
ower up). Just like I had intended in my last letter. I tried auto tune with=
 the EM-3, but I had a steep slope on the EM-3 correction table graph. so I h=
ad no way to establish a safe state of mixture beyond ground running conditi=
ons.
> Well it works a charm! I think it's flyable now. I taxied about and gunned=
 it a few times. I feel a transition when injector staging occurs, and I cou=
ld work on the low idle, but most of the taxi, run up and a brief blast of p=
re take off power all works well with the mixture knob at 12:00.
> So I feel confident that 89SE can fly when the weather improves, and I get=
 the rest of the fairings on.
> I'll do some more tethered high power runs and take pictures of the EM-3 d=
ata page, and the dual manifold pressure gauge, then go home and make anothe=
r RPM, Boost & fuel flow graph.
> I'm collecting intercooler bits, with the intent that I'll have everything=
 together to install it on the engine, and fiberglass up the inlet duct and s=
ealed air exit. The only way I could control heat on the engine water and oi=
l was by having the inlets & outlets of the heat exchangers be separate from=
 each other, so I plan this also for the intercooler.=20

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<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>Good luck and do not forget to notify the photographer so that your first flight will be recorded for posterity.</div><div><br></div><div>Mark</div><div><br><br>Sent from my iPad</div><div><br>On Nov 29, 2013, at 10:14 PM, <a href="mailto:shipchief@aol.com">shipchief@aol.com</a> wrote:<br><br></div><blockquote type="cite"><div><font color="black" size="2" face="arial">
<div><font style="background-color: transparent;">I got a chance to play with 89SE today, I've been running and tuning after all the tribulations of making right an&nbsp;improperly built&nbsp;engine&nbsp;with an improperly sized turbo.</font></div>

<div>Today I re-read Tracy's manual for EC-2 &amp; EM-3 and started/warmed the engine. Then I bit the bullet and returned to the EM-2&nbsp;default&nbsp;setting&nbsp;(Mode 1 power up). Just like I had intended in my last letter. I tried auto tune with the EM-3, but I had a steep slope on the EM-3 correction table graph. so I had no way to establish a safe state of mixture beyond ground running conditions.</div>

<div>Well it works a charm! I think it's flyable now. I taxied about and gunned it a few times. I feel a transition when injector staging occurs, and I could work on the low idle, but most of the taxi, run up and a brief blast of pre take off power all works well with the mixture knob at 12:00.</div>

<div>So I feel confident that 89SE can fly when the weather improves, and I get the rest of the fairings on.</div>

<div>I'll do some more tethered high power runs and take pictures of the EM-3 data page, and the dual manifold pressure gauge, then go home and make another RPM, Boost &amp; fuel flow&nbsp;graph. </div>

<div>I'm collecting intercooler bits, with the intent that I'll have everything together to install it on the engine, and fiberglass up the inlet&nbsp;duct and sealed air exit. The only way I could control heat on the&nbsp;engine water and oil was by having the inlets &amp; outlets of the heat exchangers be separate from each other, so I plan this&nbsp;also for the intercooler.&nbsp;</div>
</font></div></blockquote></body></html>
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