X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from m12.lax.untd.com ([64.136.30.75] verified) by logan.com (CommuniGate Pro SMTP 5.1.12) with SMTP id 2327280 for flyrotary@lancaironline.net; Wed, 12 Sep 2007 15:16:10 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.136.30.75; envelope-from=alwick@juno.com Received: from m12.lax.untd.com (localhost [127.0.0.1]) by m12.lax.untd.com with SMTP id AABDQSQXUAMKMSHJ for (sender ); Wed, 12 Sep 2007 12:14:58 -0700 (PDT) X-UNTD-OriginStamp: L941HVjjYzDhN3itp//mkPUPZYvKOSDWMDW+4jj1zMNS2nHKBA7c0w== Received: (from alwick@juno.com) by m12.lax.untd.com (jqueuemail) id MXF9CP6E; Wed, 12 Sep 2007 12:14:18 PDT To: flyrotary@lancaironline.net Date: Wed, 12 Sep 2007 12:04:33 -0700 Subject: Re: [FlyRotary] How cool is too cool? Message-ID: <20070912.121329.2832.6.alwick@juno.com> X-Mailer: Juno 5.0.49 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary=--__JNP_000_1d41.3287.62ec X-Juno-Line-Breaks: 8-6,7,9-12,14,20-21,26-36,38,40-41,42-32767 From: al p wick X-ContentStamp: 8:4:1802827839 X-MAIL-INFO:0f91cd2990e9cde4ade9e4e4309d59050900bda1d574d5294dd54484b98450440590009431fd99b431f435b4f4f43d59a0f1cdf17549f1a9c900c941a970fd1d1111793974042534c18079148001c921454180d131943539d14145d14dd119558489dd11c4797d7930393801e0d9382574058440d4b5a5c105014d4dd92960f4d584bd4410244d91e9 X-UNTD-Peer-Info: 127.0.0.1|localhost|m12.lax.untd.com|alwick@juno.com This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ----__JNP_000_1d41.3287.62ec Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Wow. What an accomplishment. Congrats. I'd heard oil needs to see 212f minimum at some point so that it can boil off moisture that develops. Such a terrible problem to have eh? -al wick On Tue, 11 Sep 2007 18:13:09 -0700 "David Leonard" writes: I have have about 5 hours on the plane since the latest updates and I find that even using moderate levels of boost in climb, Coolant temps peak at 80C (176F) in a prolonged climb and cool to 60-70C (140-160F) in cruise even at 180KTAS. Oil runs only slightly warmer in prolonged steep climb as high as 94C(200F) but it also quickly cools to the 60-70C range in cruise. Besides unnecessary drag, is there any problem with with continuous temps that low? Someone wrote that oil temps in particular should not be that low and will tend to cause sludge. My oil temps have always been that low, and I wonder if that may have contributed to my stuck side seals x2. I use mobile-1. -- David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net http://RotaryRoster.net -al wick Cozy IV powered by Turbo Subaru 3.0R with variable valve lift and cam timing. Artificial intelligence in cockpit, N9032U 240+ hours from Portland, Oregon Glass panel design, Subaru install, Prop construct, Risk assessment info: http://www.maddyhome.com/canardpages/pages/alwick/index.html ----__JNP_000_1d41.3287.62ec Content-Type: text/html; charset=us-ascii Content-Transfer-Encoding: quoted-printable

Wow. What an accomplishment. Congrats.

I'd heard oil needs to see 212f minimum at some point so that it can = boil=20 off moisture that develops. Such a terrible problem to have eh?

-al wick

On Tue, 11 Sep 2007 18:13:09 -0700 "David Leonard" <wdleonard@gmail.com> writes:

I have have about 5 hours on the plane since the latest updates and = I=20 find that even using moderate levels of boost in climb, Coolant temps = peak at=20 80C (176F) in a prolonged climb and cool to 60-70C (140-160F) in cruise = even=20 at 180KTAS. Oil runs only slightly warmer in prolonged steep climb = as=20 high as 94C(200F) but it also quickly cools to the 60-70C range in cruise= .=20

Besides unnecessary drag, is there any problem with with = continuous=20 temps that low? Someone wrote that oil temps in particular should = not be=20 that low and will tend to cause sludge. My oil temps have always = been=20 that low, and I wonder if that may have contributed to my stuck side = seals=20 x2. I use mobile-1.

--
David Leonard
Turbo=20 Rotary RV-6 N4VY
http://N4VY.RotaryRoster.nethttp://RotaryRoster.net

-al wick
Cozy IV powered by Turbo = Subaru=20 3.0R with variable valve lift and cam timing.
Artificial intelligence = in=20 cockpit, N9032U 240+ hours from Portland, Oregon
Glass panel design, = Subaru=20 install, Prop construct, Risk assessment=20 info:
http://www.maddyhome.com/canardpages/pages/alwick/index.html
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