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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span lang=DE>Hi,<o:p></o:p></span></p><p class=MsoNormal><span lang=DE><o:p> </o:p></span></p><p class=MsoNormal>that is a close to death temperature where the oil starts to suffer and ages.<o:p></o:p></p><p class=MsoNormal>It indicates friction inside the engine somewhere. Many times it is rod or crank bearings that cause high oil temperature, when things start to go wrong.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Infrared temperature sensors:<o:p></o:p></p><p class=MsoNormal>There are things to know about them to measure correctly:<o:p></o:p></p><ol style='margin-top:0cm' start=1 type=1><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>They work like a photo camera, they have an objective aperture – in most cases a wide angle objective 1/20 or 1/12 = means 1” away measures a surface of 20” or 12”!!!<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>The laser point is NOT the spot you’re measure, it is only the direction you measure<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>If you want to spot measure something, get as close as possible to that spot as you can….if the surface is not too hot, touch it with the sensor<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Metallic surfaces give wrong readings, cause by the Maxwell theorem. Means, your readings will be too low. To compensate this problem, paint the metallic surface or of that is not possible, put a peace of tape (any color) and spot measure on this tape snippet.<o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Cheers<o:p></o:p></p><p class=MsoNormal>Chris<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=DE>Von:</span></b><span lang=DE> Fot <fot-bounces@autox.team.net> <b>Im Auftrag von </b>dustin nicholson via Fot<br><b>Gesendet:</b> Mittwoch, 25. August 2021 18:47<br><b>An:</b> FOT Triumph <fot@autox.team.net><br><b>Betreff:</b> [Fot] Oil temp<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>Amici,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>I'm sorting out a new to me race car and don't like that the oil temperature gauge reads around 290 degrees. I've never had an oil temp gauge on previous cars so I'm not sure what's normal (240?) but 290 seems high to me. Yes?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>More temp info: Air temp is near 100 degrees. Water temp is steady 185 degrees. Big aluminum radiator with electric fan. No oil cooler. Oil temp sensor is in the aluminum finned oil pan. IR temp gun says the outside of the pan is 170 degrees. Maybe the oil temp gauge is wrong? I wouldn't expect such a big difference between the outside of the pan and the oil temp.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>Engine info: mild engine, stock compression, fast road cam (270 is my guess), supercharger with the medium size pully, pump gas<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>Maybe I'm worrying about nothing. I just know that racing in 2 weeks at Eagles Canyon in Texas is going to be hot and I want to make it through the weekend.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>Thanks,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>Dusty Nicholson<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>1955 TR3 #72<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times New Roman",serif'>1957 TR3 #43<o:p></o:p></span></p></div></div></div></body></html>