X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from exhub003-1.exch003intermedia.net ([207.5.74.28] verified) by logan.com (CommuniGate Pro SMTP 5.2.10) with ESMTPS id 3351003 for flyrotary@lancaironline.net; Tue, 09 Dec 2008 12:52:55 -0500 Received-SPF: none receiver=logan.com; client-ip=207.5.74.28; envelope-from=jwhaley@datacast.com Received: from EXVMBX003-5.exch003intermedia.net ([207.5.74.45]) by exhub003-1.exch003intermedia.net ([207.5.74.28]) with mapi; Tue, 9 Dec 2008 09:52:17 -0800 From: Jeff Whaley To: Rotary motors in aircraft Date: Tue, 9 Dec 2008 09:52:17 -0800 Subject: RE: [FlyRotary] Re: Rear Iron Ports (Tracy) Thread-Topic: [FlyRotary] Re: Rear Iron Ports (Tracy) Thread-Index: AclaJK8VKON7/pNkQRK6h3KxNSkt9wAAUCOA Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_C03ABB0A7362B84BB53D544B3C305E0ED132E763A7EXVMBX0035exc_" MIME-Version: 1.0 --_000_C03ABB0A7362B84BB53D544B3C305E0ED132E763A7EXVMBX0035exc_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Tracy, sorry to beat this too much but I want to get this right ... In the DIRECT from rear iron scenario, I need not worry about the water pum= p purge hose and can completely seal the pump outlet, leaving just my small= filler cap plug? Jeff From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Beh= alf Of Tracy Crook Sent: Tuesday, December 09, 2008 12:26 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Rear Iron Ports (Tracy) ... was Three more flights= ... Ideal point is directly into the tank but "T"d into the bottom port would p= robably work OK too. Tracy On Tue, Dec 9, 2008 at 12:16 PM, Jeff Whaley > wrote: Hi Tracy, I have both of those ports plugged and the smaller one =BC" is th= e one I was discussing with Lynn ... I've seen some installations where thi= s is plumbed back into the water pump ... my expansion tank is plumbed from= top of water pump outlet to bottom of the expansion tank ... see attached. Should I run the rear iron =BC" hose directly to bottom of expansion tank, = or can this be done via the interconnection to water pump? If direct, I'll certainly not use the clear plastic hose. Thanks ... Jeff From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook Sent: Tuesday, December 09, 2008 12:00 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Three more flights.......... Jeff, there are two ports on the rear iron. Not sure which one you are tal= king about. One is on the side (5/8" heater port which should be blocked )= and a smaller one on the top which should go to your coolant expansion tan= k through a small diameter hose. This is the primary point where the block= purges air. If you have this one blocked off, your coolant system is not = configured as well as it could be. Tracy On Tue, Dec 9, 2008 at 10:35 AM, Lynn Hanover > wrote: Lynn, there is an unused water connection on my rear iron. At present I hav= e a short hose on it and it's plugged. What about extending the hose a bit and replacing the plug with a snifter v= alve, or keeping the plug and using this hose as an auxiliary water filing = point? It could easily be elevated to the highest point in the system and u= sed as an air burping point on the ground. Jeff Any scheme at all that bleeds off the trapped air is a good idea. Lynn E. Hanover -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html --_000_C03ABB0A7362B84BB53D544B3C305E0ED132E763A7EXVMBX0035exc_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Tracy, sorry to beat this too much but I want to get this ri= ght …

In the DIRECT from rear iron scenario, I need not worry abou= t the water pump purge hose and can completely seal the pump outlet, leaving = just my small filler cap plug?

Jeff

 

From: Rotary motors= in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook
Sent: Tuesday, December 09, 2008 12:26 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Rear Iron Ports (Tracy) ... was Three more flights...

 

Ideal point is directly= into the tank but "T"d into the bottom port would probably work OK too.  

Tracy

On Tue, Dec 9, 2008 at 12:16 PM, Jeff Whaley <jwhaley@datacast.com> wrote:

Hi Tracy, I have both of = those ports plugged and the smaller one =BC" is the one I was discussing wit= h Lynn … I've seen some installations where this is plumbed back into the wa= ter pump … my expansion tank is plumbed from top of water pump outlet to bottom of the expansion tank … see attached.

Should I run the rear iro= n =BC" hose directly to bottom of expansion tank, or can this be done vi= a the interconnection to water pump?

If direct, I'll certainly= not use the clear plastic hose.

Thanks … Jeff

 <= /p>

From: Rotary motors in aircraft [mailto:flyrotary@lan= caironline.net] On Behalf Of Tracy Crook
Sent: Tuesday, December 09, 2008 12:00 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Three more flights..........

 

Jeff, there are two ports on the rear iron.  Not sure which one you are talking about.  One is on the s= ide (5/8" heater port which should be blocked ) and a smaller one on the t= op which should go to your coolant expansion tank through a small diameter hose.  This is the primary point where the block purges air.  If = you have this one blocked off, your coolant system is not configured as well as= it could be.

Tracy

 


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