X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.245] (HELO mail.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.3.10) with ESMTP id 4541661 for flyrotary@lancaironline.net; Mon, 25 Oct 2010 17:07:51 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.245; envelope-from=bhughes@qnsi.net Return-Receipt-To: "Bobby J. Hughes" Subject: RE: [FlyRotary] Water Cooling and Oil Cooling Connection MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01CB7491.73B6B5E8" Date: Mon, 25 Oct 2010 16:10:37 -0600 Disposition-Notification-To: "Bobby J. Hughes" Content-class: urn:content-classes:message Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F324CC12@qnsi-mail.qnsi.net> X-MimeOLE: Produced By Microsoft Exchange V6.5 X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Water Cooling and Oil Cooling Connection Thread-Index: Act0bNShNXTf4rZpTaCa0uG0LvJAbgAGysIg References: From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01CB7491.73B6B5E8 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Jeff, =20 What are the details of your coolant loop? Radiator core size, hose size etc. Also what temps are you running on climb and cruise? OAT? I seem to remember you were running a thermostat at one time. =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff Whaley Sent: Monday, October 25, 2010 11:45 AM To: Rotary motors in aircraft Subject: [FlyRotary] Water Cooling and Oil Cooling Connection I have an unusual problem - my oil temperature is about 40F lower than my water temperature. I have 2 oil coolers and 1 water radiator. I'm considering converting 1 oil cooler into a water radiator. Obviously my oil temperature is going to increase, but if the water temperature is improved significantly will this also help in reducing the rise in oil temperature. So far, my experiments have shown that reducing the oil temperature has little effect on water temperature. Does anyone know if reducing their water temperature also reduces oil temperature? - or are the two systems mostly independent? =20 Jeff Whaley =20 __________ Information from ESET NOD32 Antivirus, version of virus signature database 5561 (20101025) __________ The message was checked by ESET NOD32 Antivirus. http://www.eset.com 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_001_01CB7491.73B6B5E8 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Jeff,

What are the details of your coolant loop? = Radiator core size,=20 hose size etc. Also what temps are you running on climb and cruise? OAT? = I seem=20 to remember you were running a thermostat at one = time.

Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Jeff=20 Whaley
Sent: Monday, October 25, 2010 11:45 AM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Water Cooling and Oil = Cooling=20 Connection

I have an unusual problem – my oil = temperature is about 40F=20 lower than my water temperature. I have 2 oil coolers and 1 water=20 radiator.

I’m considering converting 1 oil cooler into = a water=20 radiator. Obviously my oil temperature is going to increase, but = if the=20 water temperature is improved significantly will this also help in = reducing the=20 rise in oil temperature. So far, my experiments have shown that = reducing=20 the oil temperature has little effect on water = temperature.

Does anyone know if reducing their water = temperature also=20 reduces oil temperature? – or are the two systems mostly = independent?=20

Jeff=20 Whaley

__________ = Information=20 from ESET NOD32 Antivirus, version of virus signature database 5561 = (20101025)=20 __________

The message was checked by ESET NOD32 = Antivirus.

http://www.eset.com

This message, and the documents attached hereto, = is intended=20 only for the addressee and may contain privileged or confidential = information.=20 Any unauthorized disclosure is strictly prohibited. If you have received = this=20 message in error, please notify us immediately so that we may correct = our=20 internal records. Please then delete the original message. Thank=20 you.
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