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 5.3c3) with ESMTP id 4024401 for flyrotary@lancaironline.net; Wed, 16 Dec 2009 16:15:22 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.217.106; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-230-67-216.mco.bellsouth.net[74.230.67.216]) by isp.att.net (frfwmhc06) with SMTP id <20091216211446H0600nsfbbe>; Wed, 16 Dec 2009 21:14:46 +0000 X-Originating-IP: [74.230.67.216] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Cabin Heat (Was Oil Cooler) Date: Wed, 16 Dec 2009 16:14:48 -0500 Message-ID: <4A1281E6FF504C5CB8B2DDD68324145B@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0025_01CA7E6A.E4668E80" X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 Thread-Index: Acp+haSNMtmfnKrXTTKhhOloYYaOOAADwkTQ This is a multi-part message in MIME format. ------=_NextPart_000_0025_01CA7E6A.E4668E80 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Al, Do you know what the 7 X 7 heater core came out of?? Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Al Gietzen Sent: Wednesday, December 16, 2009 2:26 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cabin Heat (Was Oil Cooler) -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Greg Ward Sent: Wednesday, December 16, 2009 10:32 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cabin Heat (Was Oil Cooler) Hey Mark; We've been looking at the same things with our install. We talked to our exhaust guy, and he feels that with the exhaust temps that these rotaries have, that it might not be a good idea, (the muff). Next step was hot water, plumbing, and a heater core inside some where, which was sort of a negative idea. We kept all of our cooling lines exterior, so that a coolant leak wouldn't happen inside at about 10K feet, and 200+ knots, not a good scenario. J.C. Whitney has a small electric heater that has some possibilities, so we are looking into that and some other ideas. Greg Ward Greg; Having studied that option in the past; I'd suggest you save your time - unless you want to add another alternator. For effective heating you're going to need more than 1000 watts. For a 14 volt system that's over 70+ amps. I don't consider it a risk to run some relatively small diameter, high quality, heater hose (5/8") into the cabin to a small heater core. I have a 7" x 7" heater core, and it puts out at least 1500 watts, or more. See Mcmaster-Carr silicone hose, part #5296K12. Pressure test your system each annual to about 35 psi. Al G ------=_NextPart_000_0025_01CA7E6A.E4668E80 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Al, Do you know what the 7 X 7 heater core came out = of??

 

Bill B 

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Al Gietzen
Sent: Wednesday, December = 16, 2009 2:26 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Cabin Heat (Was Oil Cooler)

 

 

-----Original = Message-----
From: Rotary motors in aircraft = [mailto:flyrotary@lancaironline.net] On Behalf Of Greg Ward
Sent: Wednesday, December = 16, 2009 10:32 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Cabin Heat (Was Oil Cooler)

 

Hey Mark;

We've been looking at the same things with our = install.  We talked to our exhaust guy, and he feels that with the exhaust temps that = these rotaries have, that it might not be a good idea, (the muff).  Next = step was hot water, plumbing, and a heater core inside some where, which was = sort of a negative idea.  We kept all of our cooling lines exterior, so = that a coolant leak wouldn't happen inside at about 10K feet, and 200+ knots, = not a good scenario.  J.C. Whitney has a small electric heater that has = some possibilities, so we are looking into that and some other = ideas.

Greg Ward=

Greg;

=

 

Having studied that option in the = past; I’d suggest you save your time – unless you want to add = another alternator.  For effective heating you’re going to need more = than 1000 watts.  For a 14 volt system that’s over 70+ = amps.

 

I don’t consider it a risk = to run some relatively small diameter, high quality, heater hose (5/8”) = into the cabin to a small heater core.  I have a 7” x 7” heater = core, and it puts out at least 1500 watts, or more. See Mcmaster-Carr silicone = hose, part #5296K12.  Pressure test your system each annual to about 35 = psi.

 

Al G

 

 

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