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From: "DaveLeonard" <daveleonard@cox.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: RE: [FlyRotary] SQ2000 successful taxi test today
Date: Fri, 24 Sep 2004 21:23:15 -0700
Message-ID: <PIEMJLCHGPKMFMDHBKMLMEMACHAA.daveleonard@cox.net>
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In-Reply-To: <list-431407@logan.com>

Congrats Paul!  It sure is fun :-)

Dave Leonard

>
> Hi, fellow rotary enthusiasts....Finally hooked up my radio antennas so I
> could taxi the 13b powered SQ2000 under it's own power today.
> Running rich
> at lower idle speeds, but smoothes out around 1500 rpm's.  I ran it up and
> down the taxiway several times, then back to the hangar, shut it down and
> felt the radiator and oil cooler to make sure the radiator was
> warm at both
> the top and bottom.  After approximately 4 engine starts and taxi runs,
> water temp was approaching 210 F so I taxied back to the hangar
> and shut it
> down. Oil temps got up to 160.(stock Mazda oil cooler) after   about 5
> minutes of cool-down time, the water temp was back to 190 or less.  No
> visible oil or water leaks.  I am now pretty sure I am running a little
> rich, because during one engine start, the engine was faltering, so I
> momentarily turned off the high pressure fuel pump, and it smoothed out
> immediately. When it sounded like it was going to run out of fuel (only a
> few seconds later), I turned the fuel pump back on and the engine
> continued
> running.  On one pass down the taxiway, I got up to around 4000
> rpm and the
> aircraft was accelerating very rapidly.  I have no doubt this engine has
> enough power to fly this aircraft.  When it is not running rich, it is an
> EXTREMELY smooth engine.  I just finished re-reading my MicroTech manual,
> and since I have the handheld keypad (panel-mounted, actually), it is very
> easy to change the mixture. I should be doing more testing and
> tuning in the
> next few days, and I will advise. Right now, I have to try to wipe this
> silly grin off my face.  Keep building, guys (and girls), when
> you actually
> get to start the engine and taxi your creation, the fun begins.  Paul
> Conner, 13b powered (NA) SQ2000 in Mobile, AL
>
>
>
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> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html