Harry, The thermostat response is critically calibrated. A fraction of a millimeter in valve position can make a big difference in coolant flow control. Bruce
Harry Watkins <[EMAIL PROTECTED]> wrote: I will replace the T-stat, I am making up my Rusty order right now. I'll also test the old and new side by side on the stove, JFME> :>) Harry Watkins Newton, MS 86 SDL Silver 85 300D Euro 86 SDL Gold 81 240D manual trans ----- Original Message ----- From: "LT Don" > I'd still replace the thermostat, in spite of your kitchen test. That can be > the only variable here that I can imagine. Pretty cheap test. If nothing > else, you will have a spare working thermostat in your trunk. > > I couldn't believe the difference when I replace mine about a year ago. > > Don > > > On 12/12/05, Harry Watkins wrote: > > > > To all > > > > On the way back from buying it, my co-pilot drove the first 50 miles and I > > followed to observe. He was driving it like it was stolen but I never saw > > ANY sign of smoke. I drove it the last 300 miles and the temp gauge never > > got to 80. To stay warm, I selected defrost and never got too hot like I > > have in other MBs. I also never saw smoke on FOT from a start. > > > > Today I removed the thermostat, hoping it would be stuck open, but it > > wasn't. I tested it on the stove and it begin to open well before bubbles > > begin to form and was fully open before a boil. I don't know if this is > > normal or not. > > > > MPG = 23, is that about right? > > > > Any ideas? > > > > Harry Watkins _______________________________________ For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://striplin.net/mailman/listinfo/mercedes_striplin.net Bruce 82 300CD 334kmi 'His' 85 300CD 236kmi 'Hers' 75 240D 194kmi 'Donner' 77 240D 204kmi 'Blitzen' --------------------------------- Yahoo! Shopping Find Great Deals on Holiday Gifts at Yahoo! Shopping From [EMAIL PROTECTED] Mon Dec 12 03:52:52 2005 Received: from imf23aec.mail.bellsouth.net ([205.152.59.71]) by server5.arterytc5.net with esmtp (Exim 4.52) id 1Elek8-0004SK-Og for [EMAIL PROTECTED]; Mon, 12 Dec 2005 03:52:52 +0000 Received: from ibm66aec.bellsouth.net ([209.215.57.90]) by imf23aec.mail.bellsouth.net with ESMTP id <[EMAIL PROTECTED]> for <[EMAIL PROTECTED]>; Sun, 11 Dec 2005 22:52:50 -0500 Received: from D4W8P421 ([209.215.57.90]) by ibm66aec.bellsouth.net with SMTP id <[EMAIL PROTECTED]> for <[EMAIL PROTECTED]>; Sun, 11 Dec 2005 22:52:49 -0500 Message-ID: <[EMAIL PROTECTED]> From: "Harry Watkins" <[EMAIL PROTECTED]> To: "Mercedes mailing list" <[EMAIL PROTECTED]> References: <[EMAIL PROTECTED]><[EMAIL PROTECTED]> <[EMAIL PROTECTED]> Date: Sun, 11 Dec 2005 21:53:03 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 X-Antivirus-Scanner: Clean mail though you should still use an Antivirus Subject: Re: [MBZ] Why is my 85 300 TD running cold? X-BeenThere: [EMAIL PROTECTED] X-Mailman-Version: 2.1.6 Precedence: list Reply-To: Harry Watkins <[EMAIL PROTECTED]>, Mercedes mailing list <[EMAIL PROTECTED]> List-Id: Mercedes mailing list <mercedes_striplin.net.striplin.net> List-Unsubscribe: <http://striplin.net/mailman/listinfo/mercedes_striplin.net>, <mailto:[EMAIL PROTECTED]> List-Archive: <http://striplin.net/pipermail/mercedes_striplin.net> List-Post: <mailto:[EMAIL PROTECTED]> List-Help: <mailto:[EMAIL PROTECTED]> List-Subscribe: <http://striplin.net/mailman/listinfo/mercedes_striplin.net>, <mailto:[EMAIL PROTECTED]> X-List-Received-Date: Mon, 12 Dec 2005 03:52:52 -0000 Hendrik Dummy me, I never even thought about checking the radiator when we stopped, I guess I was convinced it was really running cool because of being cold in the cab. I'll wait for my new thermostat before going back up, then I'll check if the T-stat doesn't cure it. Thanks. Harry ----- Original Message ----- From: "Hendrik Riessen" <[EMAIL PROTECTED]> > That or a dodgy temp sender/gauge. Does the radiator feel hot after going > for a drive? > > Hendrik >