X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao107.cox.net ([68.230.241.39] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3884989 for flyrotary@lancaironline.net; Tue, 13 Oct 2009 18:22:02 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.39; envelope-from=alventures@cox.net Received: from fed1rmimpo03.cox.net ([70.169.32.75]) by fed1rmmtao107.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20091013222127.MUFS21470.fed1rmmtao107.cox.net@fed1rmimpo03.cox.net> for ; Tue, 13 Oct 2009 18:21:27 -0400 Received: from BigAl ([72.192.133.78]) by fed1rmimpo03.cox.net with bizsmtp id sNMT1c0061hf1Cg04NMTzj; Tue, 13 Oct 2009 18:21:27 -0400 X-VR-Score: 0.00 X-Authority-Analysis: v=1.0 c=1 a=0iCzXv5dXLIA:10 a=0mQ_5oE1eYtvmwrpBzUA:9 a=tAnunFi8fQCdkK-7vApcR3cNuOgA:4 a=68TjGS9j0fvBk9JbfpoA:9 a=_IM6YeNtwGeSca2Yhs0A:7 a=C6S23tvBUhTcPB9596iEpGCd3SQA:4 X-CM-Score: 0.00 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: where's the missing power? Date: Tue, 13 Oct 2009 15:21:59 -0800 Message-ID: <0944D6FEB41D43C781A8E23769C8DB8F@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0034_01CA4C18.E821B650" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6838 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Thread-Index: AcpMLbbxUMj+yvh0RICzyqVvR9YreQALZJSw Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0034_01CA4C18.E821B650 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I dont have a regular manifold pressure gauge, just an industrial type vacuum gauge ( I really gotta get an MP gauge). Anyway, the vacuum gauge = was indicating 4" of vacuum. =20 Where are you measuring the 4" vacuum? If it is near the ports it is no unusual; if it is out before the runners; something is wrong. =20 Al ------=_NextPart_000_0034_01CA4C18.E821B650 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I dont have a regular = manifold pressure gauge, just an industrial type vacuum gauge ( I really gotta = get an MP gauge). Anyway, the vacuum gauge was indicating 4" of = vacuum.

 

Where are you measuring the = 4” vacuum?  If it is near the ports it is no unusual; if it is out = before the runners; something is wrong.

 

Al

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