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Old Feb 20, 2014 | 03:16 PM
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engine coolant temps

today I went for a 1 hour drive on the interstate,73 degrees here.coolant temp wouldn't go over 184 eot stayed around 193 194,now a month or so ago I puta new napa thermostate in the truck,and I know it should get hotter than 184 degrees.So my question is if I get a motorcraft thermostat would that bring my deltas closer.
 
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Old Feb 20, 2014 | 03:31 PM
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Why did you change the thermostatic ? where you having problems? Did you get the right degree as before? Is your oil always been high, not that that is high just higher.
Could be the oil cooler as well. Need more information.
 
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Old Feb 20, 2014 | 03:53 PM
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I changed the thermostate when I had to put a new radiator in (thanks to a big stick)I don't know what my deltas were before the thermostate, I just a scangauge
 
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Old Feb 20, 2014 | 03:57 PM
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Yes, ECT is a little low. If coolant level is good check EOT/ECT/TFT after it sits overnight to verify sensors are reading ok. They should be within a couple of degrees of each other. If that checks out a new thermostat should bring the ECT up.
 
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Old Feb 20, 2014 | 04:19 PM
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When I first got the scangauge the temps were in the high 20's,and after a cold soak the deltas were 6 degrees apart,but coolant temp was the same.today before I got on interstate I had drove around doing errands for about an hour.would that affect the temps I had on interstate.
 
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Old Feb 20, 2014 | 04:24 PM
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After an hour driving I think it would have settled in to it's normal operating temp. Sound like the t'stat.

Note: I didn't understand about the 6* cold difference but 184 + 6 = 190, where it should be.
 
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Old Feb 20, 2014 | 04:39 PM
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Eot and ect was 6 degrees apart when it was in the 20's ect still topped out at184 degrees.
 
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Old Feb 20, 2014 | 04:54 PM
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An old machinist I used to know liked to say "measure it with a micrometer, mark it with chalk, and cut it with an axe".

That sorta applies here as were using a computer to measuring the dynamics of a melting ball of wax and a spring.

I have been frustrated by the thermostat on these trucks in cold vs warm weather. I currently own four thermostats from different manufacturers not counting the new one on the workbench still in the package. So far they are all a little bit different but all of them have went cooler as they aged.
 
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Old Feb 23, 2014 | 05:07 PM
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fixed the problem,put in a motorcraft thermostat and PRESTO!!! ect went to 190 and 195.eot stayed within 5 degrees.
 
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Old Feb 23, 2014 | 05:08 PM
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Glad ya got it .
 
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Old Feb 23, 2014 | 05:48 PM
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Originally Posted by Rusty Axlerod
An old machinist I used to know liked to say "measure it with a micrometer, mark it with chalk, and cut it with an axe".
Sounds like us at work. Gotta love using WW2 presses and shears, sure they work as they should and will last forever, but damn don't expect too much for accuracy or consistency


Josh
 
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Old Feb 23, 2014 | 06:53 PM
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What kind of work Josh? Sheetmetal/fabrication?
 
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Old Feb 23, 2014 | 07:12 PM
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Originally Posted by Rusty Axlerod
What kind of work Josh? Sheetmetal/fabrication?
We build sanitation equipment, from dumpsters of all sizes, roll-offs to compactors and garbage truck hoppers etc.

We do it all, a lot of custom work too. We even build railings and stair cases, New Belgium Brewery has a crap ton of our work with railings etc.

I quit mechanics in 2009 as welding has always been a passion of mine.

However, the last year or so it seems I am having to deal more and more with our 6.0 and VT275/365 trucks. I should have kept my mouth shut on the lousy mechanics and how they dealt with the Navistar engines. LOL.

Josh
 
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Old Feb 23, 2014 | 07:30 PM
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Ah, I bet there's many long beads on equipment like that. Hopefully, they have you "supervising" in the mechanics shop lol. I have pretty much turned wrenches my whole life until a couple years ago. Now as a "Leadman" I have a crew that does the work and I try to keep all the paperwork straight and argue with the boss . Working out of tool box was more fun.
 
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Old Feb 23, 2014 | 07:52 PM
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Originally Posted by Rusty Axlerod
Ah, I bet there's many long beads on equipment like that. Hopefully, they have you "supervising" in the mechanics shop lol. I have pretty much turned wrenches my whole life until a couple years ago. Now as a "Leadman" I have a crew that does the work and I try to keep all the paperwork straight and argue with the boss . Working out of tool box was more fun.
Yeah... 12-15 foot long beads with roll-offs, compactors and the truck hoppers.

I mainly do the custom stuff anymore; special projects, truck modifications, new compactors. I also get to do a lot of side projects like artwork...

Sculptors preparing for Loveland Sculpture Invitational (interactive photo added) - Loveland Reporter-Herald



It's the guys doing re-furbished dumpsters that have it really bad, especially in the Summer with brewing trash juice and maggots ankle deep

Josh
 
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