X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost06.isp.att.net ([204.127.217.106] verified) by logan.com (CommuniGate Pro SMTP 5.3.1) with ESMTP id 4083927 for flyrotary@lancaironline.net; Fri, 15 Jan 2010 11:06:45 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.217.106; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-230-68-11.mco.bellsouth.net[74.230.68.11]) by isp.att.net (frfwmhc06) with SMTP id <20100115160608H0600o0p6ee>; Fri, 15 Jan 2010 16:06:08 +0000 X-Originating-IP: [74.230.68.11] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: mechanical gauges Date: Fri, 15 Jan 2010 11:06:10 -0500 Message-ID: <97552C16D6EA49C1988F2EC79831665B@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0014_01CA95D2.BEED6460" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcqV69zvpl6M1FFZTzyAGhuZUj68gwAEGfWA X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0014_01CA95D2.BEED6460 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit I thought that as well, but Summit has a mechanical temp gage that comes with a capillary tube. Must work off of pressure increases inside the capillary tube as it gets hot???? I wouldn't use it. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff Whaley Sent: Friday, January 15, 2010 9:07 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: mechanical gauges Kevin, the mechanical pressure gauges require a 1/8 line to pass the fluid into the gauge - I don't use any for that reason. Mechanical temperature gauges have a bulb that inserts into the fluid cavity, their output is wired back to the gauge - they are okay if you ask me, I use one for water temp. Jeff From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of kevin lane Sent: Thursday, January 14, 2010 11:41 PM To: Rotary motors in aircraft Subject: [FlyRotary] mechanical gauges I was asking summit racing about their mechanical gauges, wondering if the price included all the necessary parts. they told me that the oil pressure and water temp hook up directly with an 1/8th" line that I cut to fit. I questioned whether the water temp would work that way since water wouldn't be circulating thru the line. do mechanical temperature gauges work that way? I assumed there must be a sealed , fixed length bulb/line arrangement that converts temp into line pressure? what are the pros/cons of using mechanical vs. electrical gauges? I have some of them currently in my plane but will need gauges to run the engine initially for ground tests, and hate to pay for duplicates, so leaning towards the cheaper mechanical gauges. kevin This message, and the documents attached hereto, is intended only for the addressee and may contain privileged or confidential information. Any unauthorized disclosure is strictly prohibited. If you have received this message in error, please notify us immediately so that we may correct our internal records. Please then delete the original message. Thank you. ------=_NextPart_000_0014_01CA95D2.BEED6460 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I thought that as well, but Summit has a mechanical temp gage that comes with a capillary tube.  Must = work off of pressure increases inside the capillary tube as it gets = hot????

I wouldn’t use it.

 

Bill B  

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff Whaley
Sent: Friday, January 15, = 2010 9:07 AM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: mechanical gauges

Kevin, the mechanical pressure gauges require a 1/8 line to pass the fluid into the = gauge – I don’t use any for that = reason.

Mechanical temperature gauges have a bulb that inserts into the fluid cavity, their = output is wired back to the gauge – they are okay if you ask me, I use = one for water temp.   Jeff

 <= /o:p>

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of kevin lane
Sent: Thursday, January = 14, 2010 11:41 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] = mechanical gauges

 

I was asking summit racing about = their mechanical gauges, wondering if the price included all the necessary parts.  they told me that the oil pressure and water temp hook up = directly with an 1/8th" line that I cut to fit.  I questioned whether = the water temp would work that way since water wouldn't be circulating thru = the line.  do mechanical temperature gauges work that way?  I assumed there must be a sealed , fixed length bulb/line arrangement that converts temp into line pressure?

what are the pros/cons of using = mechanical vs. electrical gauges?  I have some of them currently in my plane = but will need gauges to run the engine initially for ground tests, and hate to = pay for duplicates, so leaning towards the cheaper mechanical = gauges.     kevin


This message, and the documents attached = hereto, is intended only for the addressee and may contain privileged or = confidential information. Any unauthorized disclosure is strictly prohibited. If you = have received this message in error, please notify us immediately so that we = may correct our internal records. Please then delete the original message. = Thank you.

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