X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp117.sbc.mail.re3.yahoo.com ([66.196.96.90] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with SMTP id 3858865 for flyrotary@lancaironline.net; Fri, 18 Sep 2009 15:14:52 -0400 Received-SPF: none receiver=logan.com; client-ip=66.196.96.90; envelope-from=downing.j@sbcglobal.net Received: (qmail 2557 invoked from network); 18 Sep 2009 19:14:16 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=sbcglobal.net; h=Received:X-YMail-OSG:X-Yahoo-Newman-Property:Message-ID:From:To:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=1ZRJ29/l3OHTHMronLfZp+MEtuKB99+C6AN4DlvfrelG7nxi4I06behsCLQmetJWCTxDRG89c97UrHfXFjcNCU03ORDLwkvUPx8aowQhafYIiTjhgKaVGD2ZMOZEZuzrxSSOjJNd7/9r49RQJKFeC69i3k1B9n6lZn4yzayfH90= ; Received: from unknown (HELO JohnPC) (downing.j@76.210.117.18 with login) by smtp117.sbc.mail.re3.yahoo.com with SMTP; 18 Sep 2009 19:14:15 -0000 X-YMail-OSG: Dg6R5jYVM1k316VzKMYwVYjsHCr__EfEjSoL6i_et1Gmv4.X7mbNmOXi7xssLb5Rnp_mlWkQ5_2QvfwRsYkfUkrp0h7595j3YazoF6rij9ohJD1C4BHOAZE6ZcU5sjbCeYhxggBz2hfZcHDCTfQCicoINucWzU_3X53ZWNwVhrjFIqt17oHMaL1T1d52fu4eBubg4x6jN0BungRwGymahJrxw0B7wb12.thspkMFQLcKhFOJRVDKTvM4YMUoAYt123PDbtZrlFch9c0- X-Yahoo-Newman-Property: ymail-3 Message-ID: From: "John" To: "flyrotary" Subject: Mixture condition Date: Fri, 18 Sep 2009 15:14:19 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0015_01CA3872.B1980E40" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6002.18005 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18005 This is a multi-part message in MIME format. ------=_NextPart_000_0015_01CA3872.B1980E40 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Jeff, I went back out and ran the engine again. The fuel pumps are = T-eed of after the gascolator and go to the separate fuel systems, the = Weber is on top of the engine, above the fuel level in tank. I ran the = engine on fuel injection and it was working fine when it was cool. I = shut off the primary injector switch and the engine quit immediately = like it had always done in the past, but when it go warm (190) and = started missing, it ran a lot better with the injector switch off and = when I turned the injectors back on it was missing terrible and this = time I noticed that the Manifold pressure creep up from 13# to 24# and = the EGT on the #1 rotor went down to the bottom of the scale. I tried = the scene 3 times and the results were the same each time with the = primary or secondary injector switches on. Like wise it is a big = question to me, as to the change in function in the injector switches. =20 Could it be that the computer is flooding the #2 rotor and the reason it = doesn't quit when I turn the mixture to full lean at 2000 rpm. It does = run a little better at higher rpm's (like 4000). =20 The injectors were reconditioned ones that I got from Bruce T and I'm = thinking that the #1 primary injector may not be working when it gets = hot. On the other hand, doesn't the secondary system take over, or is = that only at higher rpm's. If it is a ground condition, it seems like it wouldn't wait until the = engine is hot to quit working, it would be happening at any time. JohnD ------=_NextPart_000_0015_01CA3872.B1980E40 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Jeff, I went back out and = ran the=20 engine again. The fuel pumps are T-eed of after the gascolator and = go to=20 the separate fuel systems, the Weber is on top of the engine, above the = fuel=20 level in tank. I ran the engine on fuel injection and it was = working fine=20 when it was cool. I shut off the primary injector switch and the = engine=20 quit immediately like it had always done in the past, but when it go = warm (190)=20 and started missing, it ran a lot better with the injector switch off = and when I=20 turned the injectors back on it was missing terrible and this time I = noticed=20 that the Manifold pressure creep up from 13# to 24# and the EGT on the = #1 rotor=20 went down to the bottom of the scale. I tried the scene 3 times = and the=20 results were the same each time with the primary or secondary = injector=20 switches on. Like wise it is a big question to me, as to the = change in=20 function in the injector switches.

Could it be that the computer is = flooding the #2=20 rotor and the reason it doesn't quit when I turn the mixture to full = lean at=20 2000 rpm. It does run a little better at higher rpm's (like 4000). =

The injectors were reconditioned ones = that I got=20 from Bruce T and I'm thinking that the #1 primary injector may not be = working=20 when it gets hot. On the other hand, doesn't the secondary system = take=20 over, or is that only at higher rpm's.

If it is a ground condition, it seems = like it=20 wouldn't wait until the engine is hot to quit working, it would be = happening at=20 any time. JohnD

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