X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-qy0-f182.google.com ([209.85.221.182] verified) by logan.com (CommuniGate Pro SMTP 5.2.15) with ESMTP id 3766563 for flyrotary@lancaironline.net; Mon, 20 Jul 2009 21:32:11 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.221.182; envelope-from=rwstracy@gmail.com Received: by qyk12 with SMTP id 12so2115688qyk.7 for ; Mon, 20 Jul 2009 18:31:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to :content-type; bh=bCFdE2bq6SKnMAzOSSMhD0b4rkcVQt3CHw101dp1f5c=; b=o2Btf40wGpJ3uGFv+thGeB5KAldD9zRIPNkHI12DBvkpNhH8cXv9MyJtlnKD3Wd+Za zPzVePe0KZSkXRrdJe0nPCVOm2lzgjVEAqW/YWT29MJ6qsFCfolMKkJ9gJVXov6Ri2TL 6CIDK394DrA1429tQpjFmvpbDVP41VnJXXRTc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=XRH4B2WYys5KuGtk9Wx9bdXBy461YE/PHqbQpKUSqdmpGTl1wKtPam4hanT6d2mEpw LSLf6Vl2R94D3dzqantgI/SIoXtGYfnzqjI8MgCp3VCEZHoSKS+NNpwX/Srz4GQLRrzz Yg93t6fiIYyk/59xQFNBlUEPYgwUsTrT2s2jU= MIME-Version: 1.0 Sender: rwstracy@gmail.com Received: by 10.224.60.149 with SMTP id p21mr3182944qah.327.1248139893960; Mon, 20 Jul 2009 18:31:33 -0700 (PDT) In-Reply-To: References: Date: Mon, 20 Jul 2009 21:31:33 -0400 X-Google-Sender-Auth: 4fb1efdf0e6c8d24 Message-ID: <1b4b137c0907201831p16fa7c0bs463c992239a2ca84@mail.gmail.com> Subject: Re: [FlyRotary] Re: WTF? Just when I think everything is going perfect... From: Tracy Crook To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=0015175cb9140270f4046f2d3768 --0015175cb9140270f4046f2d3768 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Get the same results on A & B controller? Tracy (back from Colorado) On Mon, Jul 20, 2009 at 9:18 PM, David Leonard wrote: > 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 > --0015175cb9140270f4046f2d3768 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Get the same results on A & B controller?

Tracy=A0 (back from Co= lorado)

On Mon, Jul 20, 2009 at 9:18 PM, = David Leonard <= wdleonard@gmail.com> wrote:
Yup, spins with n= o sign of firing at all!=A0 It only spins easily by hand when the plugs are= out..=A0 otherwise it is a one-compression-at-a-time kind of exercise.=A0 = Compression is normal..=A0 I am well familiar with its feel.=A0

I am currently leaning toward a intermittent condition with my CAS wiri= ng or the bad gas/flooding issue.=A0 At least it has made me think harder a= bout 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 wa= s perfect... =A0somke is fun. =A0Today I head out to go formation flying.. = =A0nothing changed from my flight yesterday except for adding fuel. =A0But = it won't start... =A0 I verify that I have fuel pressure, fuel flow, in= jector function (in test mode), I have spark (in test mode). =A0Maybe it is= flooded... I change the plugs, re-verify spark in cranking mode (to elimin= ate issues with CAS), re-drain the fuel, verify compression, re-verify fuel= pressure and flow and injector funcion... but still it just turns over wit= hout starting... =A0Sigh

Anyone one know of a new component necessary other than fuel, spark, and co= mpression?

--
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.Rota= ryRoster.net
http://RotaryRoster.n= et
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 c= ompression? The old RX-7 =A0starting trick is fairly quick if you've al= ready 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 wh= ile fighting all the junk under the hood.

Charlie

--
Homepage: =A0http:/= /www.flyrotary.com/
Archive and UnSub: =A0 http://mail.lancaironline.net:81/lists= /flyrotary/List.html



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

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