Return-Path: Received: from [65.54.169.54] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.2.4) with ESMTP id 452833 for flyrotary@lancaironline.net; Mon, 04 Oct 2004 23:12:33 -0400 Received-SPF: none receiver=logan.com; client-ip=65.54.169.54; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Mon, 4 Oct 2004 20:12:02 -0700 Received: from 65.54.98.171 by bay3-dav24.bay3.hotmail.com with DAV; Tue, 05 Oct 2004 03:11:43 +0000 X-Originating-IP: [65.54.98.171] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: MAP pulses (20B) Date: Mon, 4 Oct 2004 23:09:00 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00E1_01C4AA67.22112980" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.10.0006.2205 Seal-Send-Time: Mon, 4 Oct 2004 23:09:00 -0400 Message-ID: X-OriginalArrivalTime: 05 Oct 2004 03:12:02.0232 (UTC) FILETIME=[15919380:01C4AA89] This is a multi-part message in MIME format. ------=_NextPart_000_00E1_01C4AA67.22112980 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message =20 The relay that is utilized by the EC2 to disable the secondary = injectors at MAP below the stage point.=20 Do you have a relay external to the EC-2? =20 Yes; It may be that mine is just an earlier version. With your firewall plugs, can you swap primary and secondary injector = wires. If you can come up with a way to do that, it might help = determine if you have a leaking/sticking injector, vs some sort of = electronic gremlin. As you may have noticed from my other post, I can go half way and = connect the primary injectors to the secondary plug. No joy. The rough = running could still be a "leaking" injector since it gets too rich and = rough, but these injectors only have a few hours on them since cleaning = and testing by RC Engineering, and their flows matched almost exactly. = I haven't heard of leaking as a likely failure mode. Al =20 Only The 20B version of the EC2 uses the staging relay. I think Al is = correct. There is something causing it not to be staged when it should = be. That problem must be found and corrected before anything else can = be guessed at. I hope it's not an error in the instructions. I'll = review the 20B design and get some questions & tests to you Al. Tracy ------=_NextPart_000_00E1_01C4AA67.22112980 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message

 

The = relay that is=20 utilized by the EC2 to disable the secondary injectors at MAP below = the stage=20 point. 

Do you = have a=20 relay external to the EC-2? 

Yes; It = may be=20 that mine is just an earlier version.

With your=20 firewall plugs, can you swap primary and secondary injector=20 wires.  If you can come up with a way to do that, it might = help=20 determine if you have a leaking/sticking injector, vs some sort = of=20 electronic gremlin.

As you = may have=20 noticed from my other post, I can go half way and connect the primary=20 injectors to the secondary plug.  No joy.  The rough running = could=20 still be a =93leaking=94 injector since it gets too rich and rough, = but these=20 injectors only have a few hours on them since cleaning and testing by = RC=20 Engineering, and their flows matched almost exactly.  I haven=92t = heard of=20 leaking as a likely failure mode.

Al  =

Only The 20B=20 version of the EC2 uses the staging relay.  I think Al is = correct. =20 There is something causing it not to be staged when it should = be.  That=20 problem must be found and corrected before anything else can be = guessed=20 at.  I hope it's not an error in the instructions.  I'll = review the=20 20B design and get some questions & tests to you = Al.

 

Tracy

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