X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-ma05.mx.aol.com ([64.12.100.31] verified) by logan.com (CommuniGate Pro SMTP 5.4.6) with ESMTP id 5649618 for flyrotary@lancaironline.net; Thu, 12 Jul 2012 20:12:27 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.100.31; envelope-from=Lehanover@aol.com Received: from mtaomg-mb02.r1000.mx.aol.com (mtaomg-mb02.r1000.mx.aol.com [172.29.41.73]) by imr-ma05.mx.aol.com (8.14.1/8.14.1) with ESMTP id q6D0Bnhx015804 for ; Thu, 12 Jul 2012 20:11:49 -0400 Received: from core-mob001b.r1000.mail.aol.com (core-mob001.r1000.mail.aol.com [172.29.194.193]) by mtaomg-mb02.r1000.mx.aol.com (OMAG/Core Interface) with ESMTP id 95AA6E000081 for ; Thu, 12 Jul 2012 20:11:49 -0400 (EDT) From: Lehanover@aol.com Message-ID: Date: Thu, 12 Jul 2012 20:11:49 -0400 (EDT) Subject: Flooded engines To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_d60d.4a88215.3d30c1c5_boundary" X-Mailer: AOL 9.6 sub 5004 X-Originating-IP: [173.88.30.23] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20110426; t=1342138309; bh=zLBrAYdmIW03ziqV9httrtrb9frXM6vOmlgai0lgeQg=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=BwFMLxsyOuGJcl+qTqwETigGp2JXTw03fwQJGW3evm9Zo78olaR22PMBSZ01KfPc9 DTLOCWcliIa/8IvoIXwEZvV0w2bm9/nubZqp8x4HOIHCxmsiNLRIU73jsmLquSFtZh FyLJDGHfuuamvQpjo1zAjXpthNj0GZFtPyCyDf20= X-AOL-SCOLL-SCORE: 0:2:287800096:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d29494fff67c57d08 --part1_d60d.4a88215.3d30c1c5_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Before I go try it, is it necessary to replace both plugs after flooding the engine, or will just one clean one fire the mixture off and have the second one clean just a few cycles later? Remove the plugs and let them dry out. With a large fire bottle (CO2) with the pin pulled at the ready and the aircraft well clear of any buildings. Disable the ignition and fuel supply (pump or injectors). With the throttle wide open and an assistant standing by on the fire bottle, spin up the engine for 15 seconds. Squirt some motor oil into the leading plug hole. Reinstall the plugs and attempt to start the engine. Your assistant should direct his or her attention to the exhaust system where the excess fuel will now be hiding. The excess fuel will have removed any oil from the chambers, and compression will be poor. Thus the oil squirted into the engine. The engine will start sooner if the throttle is cracked a bit to assure cylinder filling and thus higher heat of compression. Always a trained hand on the throttle when attempting a start. Go to 2,000 RPM on the start so as to expel the flaming fuel and provide a really nice wind to clear away any problems below the aircraft. Same as starting a radial except for the RPM. Chocks in and brakes on. Lynn E. Hanover AO-3 Plane captain US Navy --part1_d60d.4a88215.3d30c1c5_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

Before I go try it, i= s it=20 necessary to replace both plugs after flooding the engine, or will just one= =20 clean one fire the
mixture off and have = the=20 second one clean just a few cycles later?

 

Remove the plugs and = let=20 them dry out. With a large fire bottle (CO2) with the pin pulled at the rea= dy=20 and the aircraft well clear of any buildings. Disable the ignition and fuel= =20 supply (pump or injectors).

With the throttle wid= e open=20 and an assistant standing by on the fire bottle, spin up the engine for 15= =20 seconds. Squirt some motor oil into the leading plug hole. Reinstall the pl= ugs=20 and attempt to start the engine. Your assistant should direct his or her=20 attention to the exhaust system where the excess fuel will now be=20 hiding.

 

The=20 excess fuel will have removed any oil from the chambers, and compression wi= ll be=20 poor. Thus the oil squirted into the engine. The engine will start sooner i= f the=20 throttle is cracked a bit to assure cylinder filling and thus higher heat o= f=20 compression. 

Always a trained hand= on the=20 throttle when attempting a start. Go to 2,000 RPM on the start so as to exp= el=20 the flaming fuel and provide a really nice wind to clear away any problems = below=20 the aircraft. Same as starting a radial except for the RPM.

Chocks in and brakes= =20 on.

Lynn E. Hanover

AO-3 Plane=20 captain

US=20 Navy

 --part1_d60d.4a88215.3d30c1c5_boundary--