X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from m15.nyc.untd.com ([64.136.22.78] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with SMTP id 989029 for flyrotary@lancaironline.net; Wed, 08 Jun 2005 17:18:51 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.136.22.78; envelope-from=jbker@juno.com Received: from m15.nyc.untd.com (localhost [127.0.0.1]) by m15.nyc.untd.com with SMTP id AABBLQ2EBA3N6SNS for (sender ); Wed, 8 Jun 2005 14:17:53 -0700 (PDT) X-UNTD-OriginStamp: Y+Mfppm2QyGfnY/dq+iW1Rfmc+nxiOxIPc5aMWNBUL+cfFv+7Qi2eQ== Received: (from jbker@juno.com) by m15.nyc.untd.com (jqueuemail) id KUZK475N; Wed, 08 Jun 2005 14:17:49 PDT To: flyrotary@lancaironline.net Date: Wed, 8 Jun 2005 17:16:55 -0400 Subject: Re: [FlyRotary] Re: coolant leak Message-ID: <20050608.171656.1484.8.JBKER@juno.com> X-Mailer: Juno 5.0.33 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary=--__JNP_000_3144.7a86.739d X-Juno-Line-Breaks: 8-6,7-8,10-11,13-14,20-25,29-30,31-32767 From: WALTER B KERR X-ContentStamp: 8:4:2678297458 X-MAIL-INFO:3f019d10502070e14949e075c014f1c959a95139496524 X-UNTD-Peer-Info: 127.0.0.1|localhost|m15.nyc.untd.com|jbker@juno.com This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ----__JNP_000_3144.7a86.739d Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit On Wed, 8 Jun 2005 14:04:41 -0700 David Leonard writes: I don't get it. What is wrong with the cooling system remaining pressurized? Mine does and always has. Some of the coolant is going to vaporize. This pressurises the system. Some of that vapor will never go back into solution so there should be pressure in the system even when cold. In fact. A lack of pressure in the system a day after shut down indicates that there is a leak. The fact that it as able to remain pressurized says that it is not leaking out anywhere or else the pressure would fall. -- Dave Leonard Turbo Rotary RV-6 N4VY ------------------------------------------------ Dave my system goes back to zero. Do not follow your logic for my system. Nothing should leave my system during flight and should go back to original state after cool down. I have a Volvo pressure bottle with a 21 psia cap that blows about 24 indicated on the EM2 Bernie ----__JNP_000_3144.7a86.739d Content-Type: text/html; charset=us-ascii Content-Transfer-Encoding: quoted-printable

On Wed, 8 Jun 2005 14:04:41 -0700 David Leonard <wdleonard@gmail.com> writes:

I don't get it. What is wrong with the cooling system = remaining=20 pressurized? Mine does and always has.

Some of the coolant is going to vaporize. This pressurises the= =20 system. Some of that vapor will never go back into solution so = there=20 should be pressure in the system even when cold. In fact. A = lack=20 of pressure in the system a day after shut down indicates that there is a= =20 leak. The fact that it as able to remain pressurized says that it = is not=20 leaking out anywhere or else the pressure would fall.

--
Dave Leonard
Turbo Rotary RV-6=20 N4VY
------------------------------------------------

Dave my system goes back to zero. Do not follow your logic for my = system.=20 Nothing should leave my system during flight and should go back to = original=20 state after cool down. I have a Volvo pressure bottle with a 21 psia cap = that=20 blows about 24 indicated on the EM2

Bernie

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