Return-Path: Received: from mail.theofficenet.com ([65.166.240.5] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with SMTP id 660114 for flyrotary@lancaironline.net; Sat, 05 Feb 2005 10:16:12 -0500 Received-SPF: none receiver=logan.com; client-ip=65.166.240.5; envelope-from=jackoford@theofficenet.com Received: (qmail 6717 invoked from network); 5 Feb 2005 14:52:01 -0000 Received: from dpc691941229.direcpc.com (HELO jack) (69.19.41.229) by mail.theofficenet.com with SMTP; 5 Feb 2005 14:52:01 -0000 Message-ID: <003b01c50b95$8464d340$0200a8c0@jack> From: "Jack Ford" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Oil/coolant exchanger was Re: Cool Collar oil filter cooler Date: Sat, 5 Feb 2005 07:15:20 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0038_01C50B52.735C74B0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1437 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 This is a multi-part message in MIME format. ------=_NextPart_000_0038_01C50B52.735C74B0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I chucked the manual when I sold the VW, but IIRC it just went getween = the filter cannister and the boss on the block, with a longer pipe = nipple for the filter- going through the exchanger- just a sandwitch = arrangement with the engine block as one slice of bread and the filter = as the other. Hope this helps a little. Jack ----- Original Message -----=20 From: Todd Bartrim=20 To: Rotary motors in aircraft=20 Sent: Friday, February 04, 2005 10:41 PM Subject: [FlyRotary] Oil/coolant exchanger was Re: Cool Collar oil = filter cooler How was it mounted? Did it have anything to do with the oil filter and = mount? I really don't need any additional oil cooling, but I was = thinking of adding a small exchanger due to another new gizmo I = installed. As I am using an EWP for coolant, I've experienced an issue that = won't effect most of you down in the banana belt. During long descents = in the winter, the automatic controller slows the coolant flow down in = an effort to maintain engine temp, this low flow results in not enough = flow through my heater core and it gets damn cold in a real hurry. This = wouldn't be a big deal, except that normally it's toasty warm in the = cabin in all weather, so I don't need to dress in a heavy jacket. I can = override the automatic controller or even switch on the backup EWP to = maintain coolant flow, but then the engine will cool off completely and = eventually it will still begin to blow cold air through the heater core. = To resolve this issue I bought an EBP (electric booster pump) from Leon = (Davies Craig). This is a very cute little pump that fits very nicely in = my heater line and allows me to maintain heat while the EWP is at it's = minimum flow setting. It also adds a little extra coolant circulation = through the block with out excessively cooling the engine. This brings = me to my new opportunity... I keep thinking about the possibility of a small heat exchanger in = this location as plumbing would be simple since I have the oil lines = coming from the cooler and remote filter in close proximity. This would = allow a small amount of heat transfer as a sort of heat balance. I've = noticed that oil takes longer to heat up than the coolant, but cools off = much slower as well due to it's lower thermal conductivity. This really = isn't a problem, but an exchanger would balance this. This pump would = also allow a small amount of coolant heat rejection in the incredibly = unlikely event of both EWP's failing. Really I'm just considering adding = extra weight to address a problem that I don't even have just to take = advantage of an opportunity. But that's what tinkerer's do I guess.... = (like I don't have enough to do already?) Todd -----Original Message----- From: Rotary motors in aircraft = [mailto:flyrotary@lancaironline.net]On Behalf Of Jack Ford Sent: Friday, February 04, 2005 1:07 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cool Collar oil filter cooler Worked in their application, would need some testing in ours, I'd = think. They had some major cooling problems without this gizmo though, = as I understand it. Jack ------=_NextPart_000_0038_01C50B52.735C74B0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I chucked the manual when I sold the = VW, but IIRC=20 it just went getween the filter cannister and the boss on the block, = with a=20 longer pipe nipple for the filter- going through the exchanger- just a = sandwitch=20 arrangement with the engine block as one slice of bread and the filter = as the=20 other.
 
Hope this helps a little.
 
Jack
----- Original Message -----
From:=20 Todd = Bartrim=20
Sent: Friday, February 04, 2005 = 10:41=20 PM
Subject: [FlyRotary] = Oil/coolant=20 exchanger was Re: Cool Collar oil filter cooler

How=20 was it mounted? Did it have anything to do with the oil filter and = mount? I=20 really don't need any additional oil cooling, but I was thinking of = adding a=20 small exchanger due to another new gizmo I = installed.
     As I am using an EWP for coolant, = I've=20 experienced an issue that won't effect most of you down in the banana = belt.=20 During long descents in the winter, the automatic controller slows the = coolant=20 flow down in an effort to maintain engine temp, this low flow results = in not=20 enough flow through my heater core and it gets damn cold in a real = hurry. This=20 wouldn't be a big deal, except that normally it's toasty warm in the = cabin in=20 all weather, so I don't need to dress in a heavy jacket. I can = override the=20 automatic controller or even switch on the backup EWP to maintain = coolant=20 flow, but then the engine will cool off completely and eventually it = will=20 still begin to blow cold air through the heater core. To resolve this = issue I=20 bought an EBP (electric booster pump) from Leon (Davies Craig). This = is a very=20 cute little pump that fits very nicely in my heater line and allows me = to=20 maintain heat while the EWP is at it's minimum flow setting. It also = adds a=20 little extra coolant circulation through the block with out = excessively=20 cooling the engine. This brings me to my new=20 opportunity...
    I keep thinking about the possibility of a = small heat=20 exchanger in this location as plumbing would be simple since I have = the oil=20 lines coming from the cooler and remote filter in close = proximity. This=20 would allow a small amount of heat transfer as a sort of heat balance. = I've=20 noticed that oil takes longer to heat up than the coolant, but cools = off much=20 slower as well due to it's lower thermal conductivity. This really = isn't a=20 problem, but an exchanger would balance this. This pump = would also=20 allow a small amount of coolant heat rejection in the incredibly = unlikely=20 event of both EWP's failing. Really I'm just considering adding extra = weight=20 to address a problem that I don't even have just to take advantage of = an=20 opportunity. But that's what tinkerer's do I guess.... (like I don't = have=20 enough to do already?)
 
Todd
-----Original Message-----
From: Rotary motors in = aircraft=20 [mailto:flyrotary@lancaironline.net]On Behalf Of Jack=20 Ford
Sent: Friday, February 04, 2005 1:07 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Cool Collar = oil filter=20 cooler

Worked in their application, would = need some=20 testing in ours, I'd think. They had some major cooling problems = without=20 this gizmo though, as I understand it.
 
Jack
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