X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from QMTA11.westchester.pa.mail.comcast.net ([76.96.59.211] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3633245 for flyrotary@lancaironline.net; Tue, 05 May 2009 20:59:15 -0400 Received-SPF: none receiver=logan.com; client-ip=76.96.59.211; envelope-from=gregw@onestopdesign.biz Received: from OMTA04.westchester.pa.mail.comcast.net ([76.96.62.35]) by QMTA11.westchester.pa.mail.comcast.net with comcast id o0ab1b00r0ldTLk5B0yggC; Wed, 06 May 2009 00:58:40 +0000 Received: from osd1 ([24.6.40.29]) by OMTA04.westchester.pa.mail.comcast.net with comcast id o0ye1b00W0dkeQQ3Q0yfZN; Wed, 06 May 2009 00:58:40 +0000 Message-ID: From: "Greg Ward" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: finetuning2 (slightly off-subject) Date: Tue, 5 May 2009 18:06:53 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0084_01C9CDAC.44FB7910" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_0084_01C9CDAC.44FB7910 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hey Tracy (and others) Setting up for engine first run dyno (finally). Couple of things. Is = your friend who makes wiring harnesses making them for the 20B/Lancair = combo? Going to test the water and oil systems for pressure. 30 pounds = on water, and 100 pounds on oil? Greg Ward Lancair 20B N178RG making progress...... ----- Original Message -----=20 From: Tracy Crook=20 To: Rotary motors in aircraft=20 Sent: Tuesday, May 05, 2009 7:04 AM Subject: [FlyRotary] Re: finetuning2 66mm is not oversize so I'm surprised with no increase in power after = 2/3 throttle. Never hesitate to play with the mixture control when = testing. It is the fastest way to educate yourself on the effects of = mixture on performance, fuel burn, EGT curve, etc. You can't hurt a = normally aspirated 13B with mixture (assuming ignition timing in the = ballpark) so there's nothing to loose either. If that top speed was in IAS at 8500 you're not doing too bad anyway. Trace On Mon, May 4, 2009 at 11:16 PM, Don Wallker = wrote: Tracy, 66 mm ford mustang throttle body, I believe suggested by you. To = busy flying to notice all the numbers. Mostly concentrating on flying = and temps. Alt 8500 ft, 40 Oat, No idea about manifold pressure. = Mixture set at mid range, but not really looked at. We have had a lot = of weather here the last few days, but is looking better toward the end = of the week. I got the diagram and printed it and realize it is a fix, = not a solution. I'll get to the airport tomorrow and draw a diagram of = my electrical system, with lengths, positioning, etc. I've never tried = running without the main buss off. I'll run it and see if there is a = differance with only the Essential buss on. Thanks for all the = thoughts, all of you. Don -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0084_01C9CDAC.44FB7910 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hey Tracy (and others)
Setting up for engine first run dyno = (finally). =20 Couple of things.  Is your friend who makes wiring harnesses making = them=20 for the 20B/Lancair combo?  Going to test the water and oil systems = for=20 pressure.  30 pounds on water, and 100 pounds on = oil?
Greg Ward
Lancair 20B N178RG making=20 progress......
----- Original Message -----
From:=20 Tracy=20 Crook
Sent: Tuesday, May 05, 2009 = 7:04 AM
Subject: [FlyRotary] Re:=20 finetuning2

66mm is not oversize so I'm surprised with no increase = in power=20 after 2/3 throttle.   Never hesitate to play with the = mixture=20 control when testing.  It is the fastest way to educate yourself = on the=20 effects of mixture on performance, fuel burn, EGT curve, etc.  = You can't=20 hurt a normally aspirated 13B with mixture (assuming ignition timing = in the=20 ballpark) so there's nothing to loose either.

If that top speed = was in=20 IAS at 8500 you're not doing too bad anyway.

Trace

On Mon, May 4, 2009 at 11:16 PM, Don Wallker = <drwalker@gbis.com> = wrote:
Tracy,
66=20 mm ford mustang throttle body, I believe suggested by you.  To = busy=20 flying to notice all the numbers.  Mostly concentrating on = flying and=20 temps.  Alt 8500 ft, 40 Oat, No idea about manifold pressure.=20  Mixture set at mid range, but not really looked at.  We = have had=20 a lot of weather here the last few days, but is looking better = toward the=20 end of the week.  I got the diagram and printed it and realize = it is a=20 fix, not a solution.  I'll get to the airport tomorrow and draw = a=20 diagram of my electrical system, with lengths, positioning, etc. = I've never=20 tried running without the main buss off.  I'll run it and see = if there=20 is a differance with only the Essential buss on.  Thanks for = all the=20 thoughts, all of you.

Don

--
Homepage:=20  http://www.flyrotary.com/
Archive and UnSub: =   http://mail.lancaironline.net:81/lists/flyrotary/List.htm= l

------=_NextPart_000_0084_01C9CDAC.44FB7910--