X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao105.cox.net ([68.230.241.41] verified) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2554791 for flyrotary@lancaironline.net; Tue, 04 Dec 2007 01:30:57 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.41; envelope-from=alventures@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao105.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20071204063016.TIFU10868.fed1rmmtao105.cox.net@fed1rmimpo01.cox.net> for ; Tue, 4 Dec 2007 01:30:16 -0500 Received: from BigAl ([72.192.143.193]) by fed1rmimpo01.cox.net with bizsmtp id LWWH1Y00A4AaN600000000; Tue, 04 Dec 2007 01:30:17 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Hard starting - the saga continues Date: Mon, 3 Dec 2007 22:30:27 -0800 Message-ID: <000501c8363f$291c4fe0$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C835FC.1AF90FE0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C835FC.1AF90FE0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable . The rotary is about the fussiest engine in the world on starting = fuel requirements but once you get it right they start immediately. Get it = wrong and you are in for long term frustration.=20 =20 Tracy I guess it is a function of induction system design, or the use of = shrouded plugs. I have found my 20B to be very tolerant of fuel/mixture when starting, even when seriously flooded. On any "cold start" (even at = 80F) I routinely turn mixture knob to about 3:00; turn on 'cold start' switch, = and crank. When it starts, which is quite promptly, I turn off the cold = start switch, and then adjust the mixture knob as needed. I haven't as yet = had to start it below about 40 - 50 F, but I'm confident it would. =20 Al ------=_NextPart_000_0006_01C835FC.1AF90FE0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

. The rotary is about the = fussiest engine in the world on starting fuel requirements but once you get it = right they start immediately. Get it wrong and you are in for long term frustration.

Tracy

I guess it is a function of = induction system design, or the use of shrouded plugs. I have found my 20B = to be very tolerant of fuel/mixture when starting, even when seriously = flooded. On any “cold start” (even at 80F) I routinely turn mixture knob = to about 3:00; turn on ‘cold = start’ switch, and crank. When it starts, which is quite promptly, I turn off the = cold start switch, and then adjust the mixture knob as needed. I = haven’t as yet had to start it below about 40 - 50 F, but I’m confident it = would.

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