X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-mb01.mx.aol.com ([64.12.207.164] verified) by logan.com (CommuniGate Pro SMTP 5.4c2o) with ESMTP id 4875756 for flyrotary@lancaironline.net; Fri, 18 Feb 2011 23:31:55 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.207.164; envelope-from=Bktrub@aol.com Received: from imo-ma03.mx.aol.com (imo-ma03.mx.aol.com [64.12.78.138]) by imr-mb01.mx.aol.com (8.14.1/8.14.1) with ESMTP id p1J4VFxR022369 for ; Fri, 18 Feb 2011 23:31:15 -0500 Received: from Bktrub@aol.com by imo-ma03.mx.aol.com (mail_out_v42.9.) id q.ed2.f7f97d2 (55832) for ; Fri, 18 Feb 2011 23:31:11 -0500 (EST) Received: from smtprly-mb02.mx.aol.com (smtprly-mb02.mx.aol.com [64.12.207.149]) by cia-md06.mx.aol.com (v129.9) with ESMTP id MAILCIAMD061-5c664d5f478e104; Fri, 18 Feb 2011 23:31:11 -0500 Received: from webmail-d087 (webmail-d087.sim.aol.com [205.188.181.42]) by smtprly-mb02.mx.aol.com (v129.9) with ESMTP id MAILSMTPRLYMB024-5c664d5f478e104; Fri, 18 Feb 2011 23:31:10 -0500 References: To: flyrotary@lancaironline.net Subject: Re: [FlyRotary] Re: EC2/ Tracy Date: Fri, 18 Feb 2011 23:31:10 -0500 X-AOL-IP: 74.110.91.118 In-Reply-To: X-MB-Message-Source: WebUI MIME-Version: 1.0 From: bktrub@aol.com X-MB-Message-Type: User Content-Type: multipart/alternative; boundary="--------MB_8CD9E04F79EF591_1314_57528_webmail-d087.sysops.aol.com" X-Mailer: AOL Webmail 33222-STANDARD Received: from 74.110.91.118 by webmail-d087.sysops.aol.com (205.188.181.42) with HTTP (WebMailUI); Fri, 18 Feb 2011 23:31:10 -0500 Message-Id: <8CD9E04F797D16E-1314-2855A@webmail-d087.sysops.aol.com> X-Spam-Flag:NO X-AOL-SENDER: Bktrub@aol.com ----------MB_8CD9E04F79EF591_1314_57528_webmail-d087.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" One other thing is an issue- I took off with temps around 130, but when I= got up to 5500 feet, my oil was around 115 and coolant was 120. Clearly,= I need to do some work on the cooling system. It was 30 degrees at that= altitude today. Those low engine temps can't be helping me do my tuning. Brian Trubee -----Original Message----- From: Al Gietzen To: Rotary motors in aircraft Sent: Fri, Feb 18, 2011 4:59 pm Subject: [FlyRotary] Re: EC2/ Tracy =20 Maybe it has something to do with how much of a load the engine is under= on the ground vs. in flight. Anyway, I'm on the right track . Brian; =20 I noticed the same thing =E2=80=93 slight difference. When tuned on the= ground there would be just a missed beat at the stage point in the air.= It would certainly get my attention until I realized what it was. Tunin= g in flight made it go away, and staging is seamless. It makes some sense= =E2=80=93 there is a different rpm vs Map relationship when in flight. =20 Looks like I=E2=80=99ll be back out doing some re-tuning when the weather= clears. I thought I was done with all that some years ago; but things ch= ange. =20 Al G =20 ----------MB_8CD9E04F79EF591_1314_57528_webmail-d087.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="utf-8"
One other thing is an issue- I took off with temps around 130, but wh= en I got up to 5500 feet, my oil was around 115 and coolant was 120. Clear= ly, I need to do some work on the cooling system. It was 30 degrees at tha= t altitude today. Those low engine temps can't be helping me do my tuning.=
 
Brian Trubee



-----Original Message-----
From: Al Gietzen <ALVentures@cox.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Fri, Feb 18, 2011 4:59 pm
Subject: [FlyRotary] Re: EC2/ Tracy

 
Maybe it has something to do with how much of a load the engin= e is under on the ground vs. in flight. Anyway, I'm on the right track .
Brian;
 
I noticed the= same thing =E2=80=93 slight difference. = When tuned on the ground there would be just a missed beat at the stage= point in the air.  It would certainly get my attention until I reali= zed what it was.  Tuning in flight made it go away, and staging is se= amless.  It makes some sense =E2=80=93 there is a different rpm vs Ma= p relationship when in flight.
 
Looks like I=E2= =80=99ll be back out doing some re-tuning when the weather clears.  I= thought I was done with all that some years ago; but things change.
 
Al G
 
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