<html><body><div style="font-family: Arial; font-size: 12pt; color: #000000"><div>Sounds like your original design Smiths thermostat failed closed.<br></div><div><br></div><div>Bob</div><div><br></div><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Simon Lachlan" <simon.lachlan@homecall.co.uk><br><b>To: </b>"Healey List" <healeys@autox.team.net><br><b>Sent: </b>Wednesday, September 7, 2016 9:19:41 AM<br><b>Subject: </b>[Healeys] Overheating query<br><div><br></div><style><!--
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--></style><div class="WordSection1"><p class="MsoNormal">Hi,</p><p class="MsoNormal">This isn’t the usual one ....”my car always runs hot; what’s the cure?” etc</p><p class="MsoNormal">No, this is my very own original.....</p><p class="MsoNormal">Background:-</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo1"><span style="mso-list:Ignore">1)<span style="font:7.0pt "Times New Roman""> </span></span>The car, MkII BT7, has never had overheating issues before today.</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo1"><span style="mso-list:Ignore">2)<span style="font:7.0pt "Times New Roman""> </span></span>It has a new, 12 month, modern design radiator.</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo1"><span style="mso-list:Ignore">3)<span style="font:7.0pt "Times New Roman""> </span></span>It has the correct type(original design) Smiths sleeved thermostat. (5 years old +/-).</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo1"><span style="mso-list:Ignore">4)<span style="font:7.0pt "Times New Roman""> </span></span>The waterpump was in the car when I bought the car +/- 25 yrs ago.</p><p class="MsoNormal">Today’s symptoms:- </p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo2"><span style="mso-list:Ignore">1)<span style="font:7.0pt "Times New Roman""> </span></span>I took it out to the pub today and, on returning, I noticed that there was HEAT and then that the gauge was off the scale.</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo2"><span style="mso-list:Ignore">2)<span style="font:7.0pt "Times New Roman""> </span></span>There was plenty of coolant in the rad and it didn’t seem overly hot.</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo2"><span style="mso-list:Ignore">3)<span style="font:7.0pt "Times New Roman""> </span></span>I didn’t have much time, but I got the impression that the rad was not blowing steam or making more of a “cooling-off noise” than usual.</p><p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo2"><span style="mso-list:Ignore">4)<span style="font:7.0pt "Times New Roman""> </span></span>I also got the impression that the engine was hotter than the rad.</p><p class="MsoNormal">Is this typical of a failed water pump?</p><p class="MsoNormal">How can one differentiate between thermostat issues and waterpump issues?</p><p class="MsoNormal"> </p><p class="MsoNormal">Any ideas?</p><p class="MsoNormal">Simon</p></div><br><br><div><br></div></div><div><br></div></div></body></html>