X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 16 Aug 2011 07:47:25 -0400 Message-ID: X-Original-Return-Path: Received: from raven.ravenwebhosting.com ([72.9.254.67] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTPS id 5093397 for lml@lancaironline.net; Tue, 16 Aug 2011 01:00:34 -0400 Received-SPF: none receiver=logan.com; client-ip=72.9.254.67; envelope-from=paul@tbm700.com Received: from s01060017ee00b6c0.cg.shawcable.net ([174.0.115.173]:55859 helo=[192.168.15.11]) by raven.ravenwebhosting.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.69) (envelope-from ) id 1QtBkt-0002el-ON for lml@lancaironline.net; Tue, 16 Aug 2011 00:59:59 -0400 From: paul miller Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: multipart/alternative; boundary=Apple-Mail-54-156133254 Subject: Re: [LML] Re: Hot starts X-Original-Date: Tue, 16 Aug 2011 00:59:42 -0400 In-Reply-To: X-Original-To: "Lancair Mailing List" References: X-Original-Message-Id: X-Mailer: Apple Mail (2.1084) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - raven.ravenwebhosting.com X-AntiAbuse: Original Domain - lancaironline.net X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tbm700.com X-Source: X-Source-Args: X-Source-Dir: --Apple-Mail-54-156133254 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 Bob, the distribution spider has a spring that is supposed to remain = closed when insufficient pressure results from mixture cutoff. It has = some hysteresis so once closed it may not open up with the same low = boost pump on while it might remain open with the boost on low. = However, it should shut off with no boost pump and ICO. That's my = recollection of how that spider works on the Continentals. I think most = will continue to run with the boost on low and ICO. Paul On 2011-08-15, at 11:20 PM, Robert R Pastusek wrote: > My engine flows fuel in idle cut-off with the boost pump on. In fact, = it won=92t shut down in idle cut-off with the low boost pump on; just = idles roughly at about 500 RPM. >=20 > Bob --Apple-Mail-54-156133254 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=windows-1252 Bob, = the distribution spider has a spring that is supposed to remain closed = when insufficient pressure results from mixture cutoff. It has = some hysteresis so once closed it may not open up with the same low = boost pump on while it might remain open with the boost on low. = However, it should shut off with no boost pump and ICO. = That's my recollection of how that spider works on the = Continentals. I think most will continue to run with the boost on = low and ICO.

Paul

On 2011-08-15, at = 11:20 PM, Robert R Pastusek wrote:

My engine flows fuel in = idle cut-off with the boost pump on. In fact, it won=92t shut down in = idle cut-off with the low boost pump on; just idles roughly at about 500 = RPM.