X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from QMTA05.westchester.pa.mail.comcast.net ([76.96.62.48] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3741056 for flyrotary@lancaironline.net; Wed, 01 Jul 2009 01:51:03 -0400 Received-SPF: none receiver=logan.com; client-ip=76.96.62.48; envelope-from=gregw@onestopdesign.biz Received: from OMTA08.westchester.pa.mail.comcast.net ([76.96.62.12]) by QMTA05.westchester.pa.mail.comcast.net with comcast id AVqF1c0020Fqzac55VqUPT; Wed, 01 Jul 2009 05:50:28 +0000 Received: from osd1 ([24.6.75.252]) by OMTA08.westchester.pa.mail.comcast.net with comcast id AVqT1c0015ScAtC3UVqTig; Wed, 01 Jul 2009 05:50:28 +0000 Message-ID: <3C5A5D621E8C43D9AD25358FC5DC39E3@yosemite.onestopdesign.biz> From: "Greg Ward" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] We are in deep doo-doo Date: Tue, 30 Jun 2009 22:51:11 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0011_01C9F9D5.43DE1D30" 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_0011_01C9F9D5.43DE1D30 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Don't really mean to get into politics on this list, but you all need to = look at Section 276 of the manager's Amendment of this nightmare bill = that just passed the Congress, = http://energycommerce.house.gov/Press_111/20090626/hr2454_managerssummary= .pdf It will affect all of us if this passes. Greg Ward Lancair 20B in progress ----- 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 per 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 serial interface or a USB to serial adapter, or = an IPAQ with a serial interface. 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 connector, no wiring changes = are required. If you are interested in trying this system, let me know, = and I=92ll send you a CD with the software and instructions. =20 =20 Steve Boese =20 =20 -----Original Message----- From: Rotary motors 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] frustrating couple of days =20 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. =20 Been working up toward renewing flight testing. Engine has been = running really well for the last few months. Thought that the problem = was cured, though 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 the 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 controller. =20 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 monitor is off the scale lean. Slowly = got worse, to the point that it wouldnt idle at what was previously a = solid 1350RPM. Couldnt get it to run at 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 airplane 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. =20 Mike Wills RV-4 N144MW ------=_NextPart_000_0011_01C9F9D5.43DE1D30 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable
Don't really mean to get into politics on = this list,=20 but you all need to look at Section 276 of the manager's Amendment of = this=20 nightmare bill that just passed the Congress, http://energycommerce.house.gov/Press_111/20090626/hr2454_m= anagerssummary.pdf =20 It will affect all of us if this passes.
Greg Ward
Lancair 20B in = progress
----- Original Message -----
From:=20 Steven = Boese
Sent: Tuesday, June 30, 2009 = 9:39=20 PM
Subject: [FlyRotary] Re: = frustrating=20 couple of days

Mike,

 

I have = developed a=20 system where it is possible to observe and record once per second = about 20=20 parameters that the EC2 is using. =20 It has proven useful to me to understand the workings of the = EC2 and=20 may be useful in diagnosing what is happening with your system.  It requires either a laptop = with a=20 serial interface or a USB to serial adapter, or an IPAQ with a serial=20 interface.  A voltage = level=20 converter which converts the 5 V EC2 signals to RS232 levels and costs = about=20 $20 is also required.  = If the EC2=20 is accessible and a 1-inch long connector can be inserted between the = EC2 and=20 the existing connector, no wiring changes are required.  If you are interested in = trying this=20 system, let me know, and I=92ll send you a CD with the software and=20 instructions. =20

 

Steve Boese

  

 

-----Original=20 Message-----
From: = Rotary=20 motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mike = Wills
Sent: Tuesday, June 30, 2009 = 10:10=20 PM
To: Rotary = motors in=20 aircraft
Subject: = [FlyRotary]=20 frustrating couple of days

 

I havent flown my RV = since a=20 couple of cases of lost data in the EC2 back in february. Spent the = last few=20 months making a bunch of mods, some suggested by Tracy, others were = things=20 that I thought might increase long term reliability. Also had to fix = leaking=20 fuel tanks in the ensuing = period.

 

Been working up toward = renewing=20 flight testing. Engine has been running really well for the last few = months.=20 Thought that the problem was cured, though not clear how. Then on = saturday found that once again my B controller had lost all data. = Engine=20 wouldnt run at any throttle setting on B. Restored the B controller by = copying=20 A > B.

 

Last night after work = ground ran=20 the engine for about 30 minutes at various throttle settings and it = ran as=20 good as always. Also ran fine on the B=20 controller.

 

Tonight after work I = fired it up.=20 Ran fine initially. After about 15 minutes noted some minor surging at = a=20 couple of throttle settings below 2000 RPM. Also noticed that in this = RPM=20 range where the mixture had previously been fine, my mixture monitor = is off=20 the scale lean. Slowly got worse, to the point that it wouldnt = idle at=20 what was previously a solid 1350RPM. Couldnt get it to run at all = below 1500,=20 everything between 1500 and about 3000 RPM pretty rough. Everything = over 3000=20 is fine. No idea what caused this change. I put the airplane away and = walked=20 away in disgust. I'm back to where I was a year ago and I'm just about = fed up=20 with this thing.

 

Mike=20 Wills

RV-4=20 = N144MW

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