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From: "Steve Brooks" <cozy4pilot@gmail.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: RE: [FlyRotary] Re: Great Flight
Date: Tue, 12 Dec 2006 08:57:28 -0500
Message-ID: <JLEAIGNMAIMAKGBELJEPMEDFCGAA.cozy4pilot@gmail.com>
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Buly,
Don't forget about Joe.  I think that he has passed all of us on hours.

Steve

-----Original Message-----
From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On
Behalf Of Bulent Aliev
Sent: Monday, December 11, 2006 8:40 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Great Flight

Steve, you, Joe and John Slade are making me feel guilty. I have only
8 hours :( Glad to hear that finally you are enjoying your plane.
Buly
On Dec 11, 2006, at 9:24 AM, Steve Brooks wrote:

> Yesterday, the weather was outstanding.  A little cool at 56
> degrees, but sunny and no wind.  It was very nice to drive only 15
> minutes to the airport, to take the plane up for a flight around
> the area.
>
>
>
> On the flight bringing it up to NC 2 weeks ago, I thought that the
> engine was running a little rich, and after trying option 9 to lean
> it up, it really didn't change too much.  Then, in a moment of
> sheer brilliance, I decided to lean it a little more using mode 3.
> Still didn't change the mixture much, but I was happy with it, so I
> left it alone.  When I throttled back upon arrival, the mixture
> bottomed out, and the engine stumbled pretty bad.  After a quick
> rotation of the mixture control, and a couple clicks on option 9,
> it was running good again, until I throttled back a little more,
> and started the cycle all over again.
>
>
>
> A couple of days later, I went to the airport and decided at this
> point, my best option was to return to factory default, and start
> over, which I did.  After tuning it for 10 minutes or so, I figured
> it was good enough for a flight.
>
>
>
> After preflight and taxi, my oil temperature was at 140 degrees,
> but my coolant was still laying on the 100 degree peg.  That is
> quite different than normal.  I waited for a few minutes until it
> started to move, just to make sure that it was working.  When I
> took off, I pushed the throttle forward, and the engine roared to
> life.  It really roared to life, because it was running at about 8
> lbs of boost.  I backed it down a little to 5 lbs, and it backfired
> once, but then ran smoothly.   After climb out to about 2000 feet,
> the water and oil were only at 160 degrees, which was really a
> surprise.  It was a little cooler than normal, but the temperatures
> were running about 20 degrees cooler.
>
>
>
> I flew for about 20 minutes, surveying my new flying area, and just
> enjoying the view.  I then decided to check out the tuning and
> started lowering the power.  I found several points where the
> mixture was really lean, and I made adjustments (option 9 only) to
> get it where it needed to be.  I think that it probably tuned
> better now, than it ever has been, so I'm not going to mess with it
> anymore.
>
>
>
> Temperatures never did get above 160 degrees, which makes me wonder
> if I had an air bubble in the cooling system that worked out
> during, or after the long flight 2 weeks ago.  Whatever it is, I
> like it.  I slowed up to 100 kits approaching the downwind, and
> made a perfect approach and landing.  After the decent and landing,
> temperatures were at about 140 degrees, and the engine was running
> very good.
>
>
>
> It's very nice to can add fuel and fly, but I think that before my
> next flight, I'll pull the top cowling, and just give everything a
> once over, to make sure that everything is still good.  I'll also
> re-torque the prop.
>
>
>
> Steve Brooks
>
> Cozy MKIV N75CZ
>
> Turbo Rotary - 48 hours and counting.
>
>


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