Return-Path: Received: from simmts5-srv.bellnexxia.net ([206.47.199.163] verified) by logan.com (CommuniGate Pro SMTP 5.2.13) with ESMTP id 3590141 for flyrotary@lancaironline.net; Mon, 20 Apr 2009 12:15:03 -0400 Received-SPF: pass receiver=logan.com; client-ip=206.47.199.163; envelope-from=lacombr@nbnet.nb.ca Received: from simip9-ac.srvr.bell.ca ([206.47.199.87]) by simmts8-srv.bellnexxia.net (InterMail vM.5.01.06.13 201-253-122-130-113-20050324) with ESMTP id <20090420100450.GVSW1670.simmts8-srv.bellnexxia.net@simip9-ac.srvr.bell.ca> for ; Mon, 20 Apr 2009 06:04:50 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AqIEAEXd60mOp1uK/2dsb2JhbACCJSzLZoN9Bg Received: from fctnnbsc14w-142167091138.pppoe-dynamic.nb.aliant.net (HELO PCdeRita) ([142.167.91.138]) by simip9-ac.srvr.bell.ca with SMTP; 20 Apr 2009 06:11:20 -0400 Message-ID: From: "Rino" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Forced landings Date: Mon, 20 Apr 2009 07:04:43 -0300 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0018_01C9C186.47FFE1A0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6000.16480 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6000.16669 This is a multi-part message in MIME format. ------=_NextPart_000_0018_01C9C186.47FFE1A0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I had a memory loss similar to yours on the A controller a few times = when I was programming the mixture. I then realized that it appened = when I left (forgot) the push switch on position 9 of the controller, = stop and start the engine. Stop and start the engine while the switch = is in position 9 instead of 0. Never happened again after that. Rino ----- Original Message -----=20 From: Mike Wills=20 To: Rotary motors in aircraft=20 Sent: Monday, April 20, 2009 12:50 AM Subject: [FlyRotary] Re: Forced landings Bill, I got my staging issues under control by following others advice and = moving the staging point up in the RPM range. Unfortunately I have had two random cases of the EC2 loosing pieces = of its non-volatile memory. The last case was the worst - the entire B = program appears to have been lost. It would not run at any throttle = setting on B. Fortunately I found this on the ground during a preflight = runup. Copying A to B restored the program and the engine runs fine. I'd = sure like to find something conclusive to indicate what happened, but = this was 2 random events in over 20 hours of engine running and I have = no idea what triggered it. I've exchanged emails with Tracy and he says = its likely a grounding issue. So I've spend the last month going through = all of my wiring looking for some sort of problem. Havent found anything = on the ground side. As mentioned previously I do have a little hum noticeable in the = headset when the alternator is energized. I was preparing to look into = this - dug out the O'scope and everything - when the stupid fuel tanks = (both) decided to start leaking 1 1/2 years after I first put fuel in = them. Just about have the leaks resolved and time to get back on the = electrical. If I can get rid of the hum then I'll probably still be = looking at a couple of hours of ground running before I'm willing to fly = it again. Intermittant problems suck. Thing is you never really know if = whatever caused it has somehow been fixed unless you actually find an = obvious smoking gun. Not clear to me that I am going to find that. I've been hesitant to post about this unless/until I had something = conclusive. Didnt want anyone to leap to the conclusion that there is an = EC2 issue. I assume that whatever it is, its particular to my install. Mike Wills RV-4 N144MW=20 ----- Original Message -----=20 From: Bill Bradburry=20 To: Rotary motors in aircraft=20 Sent: Sunday, April 19, 2009 11:01 AM Subject: [FlyRotary] Re: Forced landings Mike, What kinds of problems are you having? Looking back over your = posts, it looks like you were having problems with the staging set right = over your approach power setting. What else is happening and have you = moved the staging yet? Bill B=20 =20 -------------------------------------------------------------------------= --- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] = On Behalf Of Mike Wills Sent: Sunday, April 19, 2009 11:24 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Forced landings Al, =20 OK, I can accept that. It may seem from some of my recent posts = that I'm down on the rotary - not the case. I just want to make sure = that we paint a fair picture which is frequently not the case on an = enthusiasts website. =20 I'm probably a little negatively biased right now having done my = first couple of flights, come across a couple of problems that are = unresolved, and am currently grounded. I really want to fly this thing = again but havent had as much time as I would like to fix the problems = and get it airworthy again. =20 Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Al Gietzen=20 To: Rotary motors in aircraft=20 Sent: Saturday, April 18, 2009 1:08 PM Subject: [FlyRotary] Re: Forced landings =20 Al, =20 I understand and agree with what you are saying regarding the = experimental nature of these one off installations. But if you dont = compare them to the norm, what do you compare them to? I guarantee you = that is what the LyCont flyers are comparing them to Mike; =20 Sorry I wasn't clear - I meant it wasn't a fair comparison during = the first couple hundred hours, while we are still in the debugging = phase. After tha, go ahead and compare. If we can get to some = comparable reliability level in that short a time, compared to their = 100's of thousands of hours, we're really on to something. =20 I'm actually not an avid proponent of alternative engines. I just = happened to have chosen that route, and it's been a rewarding challenge; = and working well. =20 Al G =20 ------=_NextPart_000_0018_01C9C186.47FFE1A0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I had a memory loss similar to yours on = the A=20 controller a few times when I was programming the mixture.  I then = realized=20 that it appened when I left (forgot) the push switch on position 9 = of the=20 controller, stop and start the engine.  Stop and start the engine = while the=20 switch is in position 9 instead of 0.  Never happened again after=20 that.
 
Rino
 
 
----- Original Message -----
From:=20 Mike = Wills
Sent: Monday, April 20, 2009 = 12:50=20 AM
Subject: [FlyRotary] Re: Forced = landings

Bill,
 
 I got my staging issues under = control by=20 following others advice and moving the staging point up in the RPM=20 range.
 
 Unfortunately I have had = two random=20 cases of the EC2 loosing pieces of its non-volatile memory. The last = case was=20 the worst - the entire B program appears to have been lost. It would = not run=20 at any throttle setting on B. Fortunately I found this on the ground = during a=20 preflight runup. Copying A to B restored the program and the engine = runs=20 fine. I'd sure like to find something conclusive to indicate what = happened, but this was 2 random events in over 20 hours of engine = running and=20 I have no idea what triggered it. I've exchanged emails with = Tracy and he=20 says its likely a grounding issue. So I've spend the last month going = through=20 all of my wiring looking for some sort of problem. Havent found = anything on=20 the ground side.
 
 As mentioned previously I do = have a little=20 hum noticeable in the headset when the alternator is energized. I was=20 preparing to look into this - dug out the O'scope and everything -=20 when the stupid fuel tanks (both) decided to start leaking  = 1 1/2=20 years after I first put fuel in them. Just about have the leaks = resolved and=20 time to get back on the electrical. If I can get rid of the hum then = I'll=20 probably still be looking at a couple of hours of ground running = before I'm=20 willing to fly it again.
 
 Intermittant problems suck. = Thing is you=20 never really know if whatever caused it has somehow been fixed unless = you=20 actually find an obvious smoking gun. Not clear to me that I am going = to find=20 that.
 
 I've been hesitant to post = about this=20 unless/until I had something conclusive. Didnt want anyone to leap to = the=20 conclusion that there is an EC2 issue. I assume that whatever it is, = its=20 particular to my install.
 
Mike Wills
RV-4 N144MW 
----- Original Message -----
From:=20 Bill Bradburry
To: Rotary motors in = aircraft=20
Sent: Sunday, April 19, 2009 = 11:01=20 AM
Subject: [FlyRotary] Re: = Forced=20 landings

Mike,

What kinds of problems are you = having?  Looking=20 back over your posts, it looks like you were having problems with = the=20 staging set right over your approach power setting.  What else = is=20 happening and have you moved the staging = yet?

Bill = B 

 

From:=20 Rotary motors in = aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Mike Wills
Sent: Sunday, April 19, 2009 = 11:24=20 AM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: = Forced=20 landings

Al,

 

 OK, I can accept = that. It=20 may seem from some of my recent posts that I'm  down on the = rotary -=20 not the case. I just want to make sure that we paint a fair picture = which is=20 frequently not the case on an enthusiasts=20 website.

 

 I'm probably a = little=20 negatively biased right now having done my first couple of flights, = come=20 across a couple of problems that are unresolved, and am currently = grounded.=20 I really want to fly this thing again but havent had as much time as = I would=20 like to fix the problems and get it airworthy=20 again.

 

Mike=20 Wills

RV-4=20 N144MW

----- Original = Message -----=20

From: Al = Gietzen=20

To: Rotary motors in = aircraft=20

Sent:=20 Saturday, April 18, 2009 1:08 = PM

Subject:=20 [FlyRotary] Re: Forced landings

 

Al,

 

 I=20 understand and agree with what you are saying regarding the = experimental=20 nature of these one off installations. But if you dont compare = them to the=20 norm, what do you compare them to? I guarantee you that is what = the LyCont=20 flyers are comparing them to

Mike;

 

Sorry = I wasn=92t=20 clear =96 I meant it wasn=92t a fair comparison during the first = couple=20 hundred hours, while we are still in the debugging phase. After = tha, go=20 ahead and compare.  If we can get to some comparable = reliability=20 level in that short a time, compared to their 100=92s of thousands = of hours,=20 we=92re really on to something.

 

I=92m = actually=20 not an avid proponent of alternative engines.  I just = happened to=20 have chosen that route, and it=92s been a rewarding challenge; and = working=20 well.

 

Al=20 G

 

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