X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost04.isp.att.net ([207.115.11.54] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTP id 6507610 for flyrotary@lancaironline.net; Tue, 08 Oct 2013 22:34:20 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.54; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-98-85-147-248.mco.bellsouth.net[98.85.147.248]) by isp.att.net (frfwmhc04) with SMTP id <20131009023346H0400aomcse>; Wed, 9 Oct 2013 02:33:46 +0000 X-Originating-IP: [98.85.147.248] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: : Multiple coolant pressure Caps Date: Tue, 8 Oct 2013 22:33:49 -0400 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0018_01CEC476.75E8A910" X-Mailer: Microsoft Office Outlook 11 X-MIMEOLE: Produced By Microsoft MimeOLE V6.0.6002.18463 Thread-Index: Ac7EifDP2TxgypLrQRiNvn0YnmV7LwADetvQ This is a multi-part message in MIME format. ------=_NextPart_000_0018_01CEC476.75E8A910 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Jeff, I think common. I got it at a local auto parts store. Bill _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff Whaley Sent: Tuesday, October 08, 2013 8:53 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: : Multiple coolant pressure Caps Bill: I've never seen such a radiator cap; are they common or custom? I'll look to see if one is available. I was also thinking about the overflow port and feeding it into my expansion tank - thanks, I'll seriously consider that as well. Jeff Jeff, On my radiator, I have a solid cap, no pressure relief. This cap seals at the top of the radiator neck, not down at the bottom where the pressure cap seals. That allows the coolant to rise into the overflow neck. The overflow neck nipple is then plumbed to the bottom of my swirl can and the swirl can has a pressure relief cap on it. I think 21 lbs on the pressure relief cap. This system automatically eliminates air and I periodically check the swirl can to see if I need to add coolant. I only have to add coolant if I have had the system apart for maintenance and introduce air. Bill B 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_0018_01CEC476.75E8A910 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Jeff,

I think common.  I got it at a = local auto parts store.

 

Bill

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff Whaley
Sent: Tuesday, October = 08, 2013 8:53 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = : Multiple coolant pressure Caps

 

Bill:

I've never seen such a radiator cap; are = they common or custom?

I'll look to see if one is = available.  I was also thinking about the overflow port and feeding it into my = expansion tank - thanks, I'll seriously consider that as = well.

Jeff

 

Jeff,

On my radiator, I have a solid cap, no pressure relief. This = cap seals at the top of the radiator neck, not down at the bottom where the pressure cap seals. That allows the coolant to rise into the overflow = neck. The overflow neck nipple is then plumbed to the bottom of my swirl can and = the swirl can has a pressure relief cap on it. I think 21 lbs on the = pressure relief cap.

This system automatically eliminates air and I periodically = check the swirl can to see if I need to add coolant. I only have to add = coolant if I have had the system apart for maintenance and introduce = air.

Bill B

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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