X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost04.isp.att.net ([207.115.11.54] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3742253 for flyrotary@lancaironline.net; Thu, 02 Jul 2009 00:05:23 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.54; envelope-from=keltro@att.net DKIM-Signature: v=1; q=dns/txt; d=att.net; s=dkim01; i=keltro@att.net; a=rsa-sha256; c=relaxed/relaxed; t=1246507523; h=Content-Type: MIME-Version:In-Reply-To:Message-Id:Date:Subject:To:From; bh=9KQjra p8JmxFOnjcF9l7iIrfMIZu8YOK1lswdKlPS6s=; b=iYPHpjie5TN1avztj9/h87qOc 5FFp/pgZbNhaSKMUAf70PbhQjQH3srohQ6sG0uJTcuF1rVqeZfWN1OZdjodKA== Received: from fwebmail33.isp.att.net ([207.115.9.163]) by isp.att.net (frfwmhc04) with SMTP id <20090702040447H0400hfl4he>; Thu, 2 Jul 2009 04:04:47 +0000 X-Originating-IP: [207.115.9.163] Received: from [65.255.77.212] by fwebmail33.isp.att.net; Thu, 02 Jul 2009 04:04:47 +0000 From: "Kelly Troyer" To: "Rotary motors in aircraft" Subject: frustrating couple of days Date: Thu, 02 Jul 2009 04:04:47 +0000 Message-Id: <070220090404.27435.4A4C31DE000BDA8800006B2B22243323629B0A02D29B9B0EBF019D9B040A05@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Mar 2 2009) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_27435_1246507487_0" --NextPart_Webmail_9m3u9jl4l_27435_1246507487_0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Steve, You may have just created a cottage industry...............Please come u= p with a price that will make it worth your time and offer your software to the rest of th= e group........ This is how Tracy and Ed got started...........Now they do not have time= to fly !! I=20 am also interested............ Best Regards,=20 -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from "Mike Wills" : -----= ---------=20 Steve, When you first mentioned on the forum that you had a way to log data I ask= ed if you would make it available. So you bet I'm interested. Need me to se= nd you a check to cover postage? Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Steven Boese=20 To: Rotary motors in aircraft=20 Sent: Tuesday, June 30, 2009 9:39 PM Subject: [FlyRotary] Re: frustrating couple of days Mike, =20 I have developed a system where it is possible to observe and record once p= er second about 20 parameters that the EC2 is using. It has proven useful = to me to understand the workings of the EC2 and may be useful in diagnosing= what is happening with your system. It requires either a laptop with a se= rial interface or a USB to serial adapter, or an IPAQ with a serial interfa= ce. A voltage level converter which converts the 5 V EC2 signals to RS232 = levels and costs about $20 is also required. If the EC2 is accessible and = a 1-inch long connector can be inserted between the EC2 and the existing co= nnector, no wiring changes are required. If you are interested in trying t= his system, let me know, and I=E2=80=99ll send you a CD with the software a= nd instructions.=20=20 =20 Steve Boese =20=20 =20 -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Beh= alf Of Mike Wills Sent: Tuesday, June 30, 2009 10:10 PM To: Rotary motors in aircraft Subject: [FlyRotary] frustrating couple of days =20 I havent flown my RV since a couple of cases of lost data in the EC2 back i= n february. Spent the last few months making a bunch of mods, some suggeste= d by Tracy, others were things that I thought might increase long term reli= ability. Also had to fix leaking fuel tanks in the ensuing period. =20 Been working up toward renewing flight testing. Engine has been running rea= lly well for the last few months. Thought that the problem was cured, thoug= h not clear how. Then on saturday found that once again my B controller had= lost all data. Engine wouldnt run at any throttle setting on B. Restored t= he B controller by copying A > B. =20 Last night after work ground ran the engine for about 30 minutes at various= throttle settings and it ran as good as always. Also ran fine on the B con= troller. =20 Tonight after work I fired it up. Ran fine initially. After about 15 minute= s noted some minor surging at a couple of throttle settings below 2000 RPM.= Also noticed that in this RPM range where the mixture had previously been = fine, my mixture monitor is off the scale lean. Slowly got worse, to the po= int that it wouldnt idle at what was previously a solid 1350RPM. Couldnt ge= t it to run at all below 1500, everything between 1500 and about 3000 RPM p= retty rough. Everything over 3000 is fine. No idea what caused this change.= I put the airplane away and walked away in disgust. I'm back to where I wa= s a year ago and I'm just about fed up with this thing. =20 Mike Wills RV-4 N144MW --NextPart_Webmail_9m3u9jl4l_27435_1246507487_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_27435_1246507487_1" --NextPart_Webmail_9m3u9jl4l_27435_1246507487_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Steve,
   You may have just created a cottage industry.............= ..Please come up with a price
that will make it worth your time and offer your software to the rest = of the group........
   This is how Tracy and Ed got started...........Now t= hey do not have time  to fly !! I
am also interested............
 
Best Regards, 
--
Kelly Troyer
"Dyke Delta"_1= 3B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifol= d



 
-------------- Original message from "Mike Wills" <rv-4mi= ke@cox.net>: --------------

Steve,
 
 When you first mentioned on the foru= m that you had a way to log data I asked if you would make it available. So= you bet I'm interested. Need me to send you a check to cover postage?
 
Mike Wills
RV-4 N144MW
----- Original Message -----
= From: Steven= Boese
Sent: Tuesday, June 30, 2009 9:39 PM=
Subject: [FlyRotary] Re: frustrating= couple of days

Mike,=

 

I have developed a sy= stem where it is possible to observe and record once per second about 20 pa= rameters that the EC2 is using.  It has proven useful to me to understand the workings of the EC2 and ma= y be useful in diagnosing what is happening with your system.  It requires either a laptop with a serial= interface or a USB to serial adapter, or an IPAQ with a serial interface.<= SPAN style=3D"mso-spacerun: yes">  A voltage level converter wh= ich converts the 5 V EC2 signals to RS232 levels and costs about $20 is als= o required.  If the EC2 is ac= cessible and a 1-inch long connector can be inserted between the EC2 and th= e existing connector, no wiring changes are required.  If you are interested in trying this system, let = me know, and I=E2=80=99ll send you a CD with the software and instructions.=  

 

Steve Boese

  

 

-----Original Mes= sage-----
From: Rotary m= otors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mike Wills
Sent: Tuesday, June 30, 2009 10:10 PM
To: Rotary motors in aircraft
= Subject: [FlyRotary] frustr= ating couple of days

 

I havent flown my = RV since a couple of cases of lost data in the EC2 back in february. Spent = the last few months making a bunch of mods, some suggested by Tracy, others= were things that I thought might increase long term reliability. Also had = to fix leaking fuel tanks in the ensuing period.

 

Been working up to= ward renewing flight testing. Engine has been running really well for the l= ast few months. Thought that the problem was cured, though not clear how.&n= bsp;Then on saturday found that once again my B controller had lost all dat= a. Engine wouldnt run at any throttle setting on B. Restored the B controll= er by copying A > B.

 

Last night after w= ork ground ran the engine for about 30 minutes at various throttle settings= and it ran as good as always. Also ran fine on the B controller.

 

Tonight after work= I fired it up. Ran fine initially. After about 15 minutes noted some minor= surging at a couple of throttle settings below 2000 RPM. Also noticed that= in this RPM range where the mixture had previously been fine, my mixture m= onitor is off the scale lean. Slowly got worse, to the point that it w= ouldnt idle at what was previously a solid 1350RPM. Couldnt get it to run a= t all below 1500, everything between 1500 and about 3000 RPM pretty rough. = Everything over 3000 is fine. No idea what caused this change. I put the ai= rplane away and walked away in disgust. I'm back to where I was a year ago = and I'm just about fed up with this thing.

 

Mike Wills<= /FONT>

RV-4 N144MW=

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