X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp104.sbc.mail.gq1.yahoo.com ([67.195.15.63] verified) by logan.com (CommuniGate Pro SMTP 5.2.15) with SMTP id 3766610 for flyrotary@lancaironline.net; Mon, 20 Jul 2009 23:25:42 -0400 Received-SPF: none receiver=logan.com; client-ip=67.195.15.63; envelope-from=JLuckey@pacbell.net Received: (qmail 34678 invoked from network); 21 Jul 2009 03:25:04 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=pacbell.net; h=Received:X-Yahoo-SMTP:X-YMail-OSG:X-Yahoo-Newman-Property:From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:X-Mailer:In-Reply-To:Thread-Index:X-MimeOLE; b=YyOhcQ5aI7+2IVg4aueURqmLZQGI1tR+cZekdaTI+QT0KbuaLWJiRTvGqKxcoU6VGcxH3+nSdc8FS9WQIXe0YGxmOb13Q5uagfer4Q4txhptxU/kkmExeuhhoREcYVpx3EbEKVRyE14xy/uCHOVN146UsoIRz80UiOQywKCFiYg= ; Received: from unknown (HELO dcshq1) (JLuckey@99.129.215.7 with login) by smtp104.sbc.mail.gq1.yahoo.com with SMTP; 21 Jul 2009 03:25:04 -0000 X-Yahoo-SMTP: BzokY4CswBDoFuIWJDcnYQ4xOkKNC8.CAYaNO_geXo4- X-YMail-OSG: jXxG9xcVM1mT3s.P4BRSn6rxWzKRpSKMDtYhB82TtE1dfQn2i9.gtH1cFuD49ZWTSO336iIYmJ2SjuQnY7GHUduOky8i5ANwH5oM7X.jZieQ8lUr1HxZXLcWTXvyRRpOI1m26bbmWvT_A62QKstAJ7hcxVNvL8LkU5bbNtdOOqBfdJukd5S3wBDd.RR6NeWQz45OO1M8sO8eOkZMnVnhElkrzGY5Swfc8JGhX39wkQaCFC2tj.72rnd7XlADtwhCF6TeRHuR1QpVtBEJ54fKCeqZW.AuCjLgNQplh8dNgI.8T.hhzWbJkmLLElgr2mp.h2pO2y13AaIJrFjhG1JqFGgANIO8uPLfspuMqbf.U9Cj0RQ- X-Yahoo-Newman-Property: ymail-3 From: "Jeff Luckey" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: WTF? Just when I think everything is going perfect... Date: Mon, 20 Jul 2009 20:24:54 -0700 Message-ID: <00ea01ca09b2$d2279ac0$6601a8c0@dcshq1> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00EB_01CA0978.25C8C2C0" X-Mailer: Microsoft Office Outlook 11 In-Reply-To: Thread-Index: AcoJoU2d+WhCqmekTH6ET1V9pz6DPAAEX7LQ X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_00EB_01CA0978.25C8C2C0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit CAS? _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David Leonard Sent: Monday, July 20, 2009 18:19 To: Rotary motors in aircraft Subject: [FlyRotary] Re: WTF? Just when I think everything is going perfect... Yup, spins with no sign of firing at all! It only spins easily by hand when the plugs are out.. otherwise it is a one-compression-at-a-time kind of exercise. Compression is normal.. I am well familiar with its feel. I am currently leaning toward a intermittent condition with my CAS wiring or the bad gas/flooding issue. At least it has made me think harder about my CAS as a single point failure and review the wiring. Thanks for all the suggestions. Dave Leonard On Mon, Jul 20, 2009 at 11:59 AM, Charlie England wrote: David Leonard wrote: Yesterday I went flying and tested out my new smoke system... everything was perfect... somke is fun. Today I head out to go formation flying.. nothing changed from my flight yesterday except for adding fuel. But it won't start... I verify that I have fuel pressure, fuel flow, injector function (in test mode), I have spark (in test mode). Maybe it is flooded... I change the plugs, re-verify spark in cranking mode (to eliminate issues with CAS), re-drain the fuel, verify compression, re-verify fuel pressure and flow and injector funcion... but still it just turns over without starting... Sigh Anyone one know of a new component necessary other than fuel, spark, and compression? -- David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net http://RotaryRoster.net Details? Spins with no sign of firing at all? Spits & pops but no regular combustion events? Any chance that the extra effort required to spin the engine by hand using the prop through the reduction drive is hiding the fact that you have low compression? The old RX-7 starting trick is fairly quick if you've already got the cowl off. Pull a plug for each rotor & squirt in a little ATF, reinsert the plug & try to crank. Lyn can probably recommend how much. I never measured; I just dumped in as much as I could get in there while fighting all the junk under the hood. Charlie -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html -- David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net http://RotaryRoster.net ------=_NextPart_000_00EB_01CA0978.25C8C2C0 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

CAS?

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David = Leonard
Sent: Monday, July 20, = 2009 18:19
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = WTF? Just when I think everything is going perfect...

 

Yup, spins = with no sign of firing at all!  It only spins easily by hand when the plugs are out..  otherwise it is a one-compression-at-a-time kind of = exercise.  Compression is normal..  I am well familiar with its feel.  =

I am currently leaning toward a intermittent condition with my CAS = wiring or the bad gas/flooding issue.  At least it has made me think harder = about my CAS as a single point failure and review the wiring.

Thanks for all the suggestions.

Dave Leonard

On Mon, Jul 20, 2009 at 11:59 AM, Charlie England <ceengland@bellsouth.net> = wrote:

David Leonard = wrote:

Yesterday I went flying and tested out my new smoke system... everything was perfect...  somke is fun.  Today I head out to = go formation flying..  nothing changed from my flight yesterday except = for adding fuel.  But it won't start...   I verify that I have = fuel pressure, fuel flow, injector function (in test mode), I have spark (in = test mode).  Maybe it is flooded... I change the plugs, re-verify spark = in cranking mode (to eliminate issues with CAS), re-drain the fuel, verify compression, re-verify fuel pressure and flow and injector funcion... = but still it just turns over without starting...  Sigh

Anyone one know of a new component necessary other than fuel, spark, and compression?

--
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.net

Details?

Spins with no sign of firing at all?

Spits & pops but no regular combustion events?

Any chance that the extra effort required to spin the engine by hand = using the prop through the reduction drive is hiding the fact that you have low compression? The old RX-7  starting trick is fairly quick if you've already got the cowl off. Pull a plug for each rotor & squirt in a = little ATF, reinsert the plug & try to crank. Lyn can probably recommend = how much. I never measured; I just dumped in as much as I could get in there while fighting all the junk under the hood.

Charlie

--
Homepage:  http://www.flyrotary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/List.h= tml




--
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net http://RotaryRoster.net

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