X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao101.cox.net ([68.230.241.45] verified) by logan.com (CommuniGate Pro SMTP 5.2.13) with ESMTP id 3599928 for flyrotary@lancaironline.net; Tue, 28 Apr 2009 17:31:05 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.45; envelope-from=rv-4mike@cox.net Received: from fed1rmimpo03.cox.net ([70.169.32.75]) by fed1rmmtao101.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20090428213029.QBBI27308.fed1rmmtao101.cox.net@fed1rmimpo03.cox.net> for ; Tue, 28 Apr 2009 17:30:29 -0400 Received: from wills ([68.105.85.56]) by fed1rmimpo03.cox.net with bizsmtp id l9WS1b0041CvZmk049WU1n; Tue, 28 Apr 2009 17:30:28 -0400 X-Authority-Analysis: v=1.0 c=1 a=gjC66PzZuDoA:10 a=-nK-NJ9_RUEA:10 a=3oc9M9_CAAAA:8 a=kviXuzpPAAAA:8 a=Ia-xEzejAAAA:8 a=hkeLUb1oAAAA:8 a=7g1VtSJxAAAA:8 a=nutSai7_me9tp_QCTCEA:9 a=6EkJCl0Xbk9TQhz7qZ0A:7 a=HAsDV3hfIYW0HD9WJVVVyYEBWi4A:4 a=U8Ie8EnqySEA:10 a=4vB-4DCPJfMA:10 a=EzXvWhQp4_cA:10 a=hTfdl3FsmA0A:10 a=pGLkceISAAAA:8 a=Xm-6bQi4AAAA:8 a=57Y22Qn_5DqaIL6StrMA:9 a=k2pXovyz_oNQ462cJb4A:7 a=oCWNwdni5iLLXOTlz4kvVnReBogA:4 a=MSl-tDqOz04A:10 X-CM-Score: 0.00 Message-ID: <378CDF0B0564445699C4757529D89C23@wills> From: "Mike Wills" To: "Rotary motors in aircraft" References: Date: Tue, 28 Apr 2009 14:30:26 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000F_01C9C80D.DF2406A0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Subject: Re: [FlyRotary] Re: Mocal Oil Cooler ECD54-182 This is a multi-part message in MIME format. ------=_NextPart_000_000F_01C9C80D.DF2406A0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks, I understand the heat has to go somewhere. I havent done enough = flight testing to say for sure, but what I have done so far seems to = indicate that I have excess cooling capacity on the radiator side. Time = will tell. If there is excess capacity, a water-oil exchanger will = definitely simplify my installation considerably. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: wrjjrs@aol.com=20 To: Rotary motors in aircraft=20 Sent: Tuesday, April 28, 2009 11:56 AM Subject: [Norton AntiSpam] [FlyRotary] Re: Mocal Oil Cooler ECD54-182 Mike, You must upsize your radiator if you want to use the oil-to-water = exchanger as your sole oil cooler. It should work but you still need = enough heat exchanger to handle you BTU needs. So you would need a = 20-30% bigger radiator for things to work. Bill Jepson -----Original Message----- From: Mike Wills To: Rotary motors in aircraft Sent: Tue, 28 Apr 2009 9:21 am Subject: [FlyRotary] Re: Mocal Oil Cooler ECD54-182 Todd, Are you using this as your sole means of oil cooling, or as a = supplement? I've always been intrigued by the idea of an oil-water = exchanger, but have yet to hear of anyone successfully using one as a = sole means of cooling a rotary in an aircraft application. Something = like this would sure simplify my plumbing and eliminate some weight. I'm = tempted. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Todd Bartrim=20 To: Rotary motors in aircraft=20 Sent: Monday, April 27, 2009 11:57 PM Subject: [FlyRotary] Mocal Oil Cooler ECD54-182 Hi Guys Quite some while back Mark Sietle put a Mocal oil cooler in his = plane, which I was quite impressed with. Recently I began watching ebay = for one of these coolers and a few weeks ago I hit paydirt. IRC, Mark = was using the C43-330 which is a fine looking piece of craftsmanship but = are pricey little devils at $350 apiece. They are 330 mm long and a = single pass. The E54 series offer 25% greater cooling in a comparable = size, while the ECD54 series are dual core and have double the cooling = capacity as the comparable size C43 cooler, but are prohibitively = expensive at ~$800.=20 I managed to get mine for $275usd and it was still new, never = used. The seller had 2 of them and since I only took one there is still = another available. He indicated that he would re-list the other cooler = on ebay, but I haven't seen it yet or I'd have just posted the listing. = So if anyone is interested you can just contact him direct at = chines@pendragon-design.com .=20 I'm very impressed with mine as it is a very fine piece of = workmanship. It is only 182mm long but weighs in at just under 3lbs. = Attached are a few pics of it disassembled. Thought I'd pass it along.=20 Todd C-FSTB=20 -------------------------------------------------------------------------= --- -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html -------------------------------------------------------------------------= ----- Can't afford a new spring wardrobe? Go shopping in your closet = instead! ------=_NextPart_000_000F_01C9C80D.DF2406A0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks, I understand the heat has to go = somewhere.=20 I havent done enough flight testing to say for sure, but what I = have done=20 so far seems to indicate that I have excess cooling capacity on the = radiator side. Time will tell. If there is excess capacity, a water-oil=20 exchanger will definitely simplify my installation = considerably.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
From:=20 wrjjrs@aol.com
Sent: Tuesday, April 28, 2009 = 11:56=20 AM
Subject: [Norton AntiSpam] = [FlyRotary]=20 Re: Mocal Oil Cooler ECD54-182

Mike,
You must upsize your radiator if you want to = use the=20 oil-to-water exchanger as your sole oil cooler. It should work but you = still=20 need enough heat exchanger to handle you BTU needs. So you would need = a 20-30%=20 bigger radiator for things to work.
Bill = Jepson


-----Original=20 Message-----
From: Mike Wills <rv-4mike@cox.net>
To: = Rotary motors=20 in aircraft <flyrotary@lancaironline.net>
Sent: Tue, 28 Apr = 2009 9:21=20 am
Subject: [FlyRotary] Re: Mocal Oil Cooler ECD54-182

Todd,
 
 Are you using this as your sole = means of=20 oil cooling, or as a supplement? I've always been intrigued by the = idea of an=20 oil-water exchanger, but have yet to hear of anyone successfully using = one as=20 a sole means of cooling a rotary in an aircraft application. Something = like=20 this would sure simplify my plumbing and eliminate some weight. I'm=20 tempted.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
From:=20 Todd = Bartrim=20
To: Rotary motors in = aircraft=20
Sent: Monday, April 27, 2009 = 11:57=20 PM
Subject: [FlyRotary] Mocal = Oil Cooler=20 ECD54-182

Hi Guys
    Quite some while back = Mark=20 Sietle put a Mocal oil cooler in his plane, which I was quite = impressed=20 with. Recently I began watching ebay for one of these coolers and a = few=20 weeks ago I hit paydirt. IRC, Mark was using the C43-330 which is a = fine=20 looking piece of craftsmanship but are pricey little devils at $350 = apiece.=20 They are 330 mm long and a single pass. The E54 series offer 25% = greater=20 cooling in a comparable size, while the ECD54 series are dual core = and have=20 double the cooling capacity as the comparable size C43 cooler, but = are=20 prohibitively expensive at ~$800.
    I managed = to get=20 mine for $275usd and it was still new, never used. The seller had 2 = of them=20 and since I only took one there is still another available. He = indicated=20 that he would re-list the other cooler on ebay, but I haven't seen = it yet or=20 I'd have just posted the listing. So if anyone is interested you can = just=20 contact him direct at chines@pendragon-design.com .=20
    I'm very impressed with mine as it is a very = fine=20 piece of workmanship. It is only 182mm long but weighs in at just = under=20 3lbs. Attached are a few pics of it disassembled.
Thought I'd = pass it=20 along.

Todd
C-FSTB=20
--
Homepage:  http://www.flyrotary.com/
Archive and=20 UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/List.htm= l
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