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E.Fan control question

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Old Mar 1, 2011 | 12:36 PM
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E.Fan control question

I recently completed a conversion to a dual fan system

I have an interesting problem since I did the conversion, and I wonder if you guys could help me out. Prior to the dual fan install I had the adjustable thermo control, with the radiator probe, mounted beside the radiator with the tube to the probe coiled up right there, and it worked great.

During the install I moved it up by the firewall, and ran the tube along the fender to the radiator. Now it doesn't shut off so easily as before. I wonder if the tube is picking up the heat from the header. I mean it is prob. 10" away, but could that affect it at a stop?
 
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Old Mar 1, 2011 | 01:25 PM
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I would think it could pick up heat from a long run like that but its just my opinion..............
 
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Old Mar 1, 2011 | 02:48 PM
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Since all it would take to move the control box back to that spot is two longer wires I say move it back and see if it makes the problem go away. Just my .02 and what I'd do to trouble shoot it.
 
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Old Mar 1, 2011 | 08:07 PM
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Oops.

It is amazing how much better the system works (no blinking lights, no cutting out of radio when I apply the brakes!) now that I have installed a ground wire from the 3g alternator to the frame!

And ... I find that if the rad. is filled above the temp probe you get a better reading. It's all in the details.

Running at normal temp, stop for a minute, re start and temp is 220-230. That temp is normal, right?
 
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Old Mar 1, 2011 | 10:31 PM
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That sounds about normal for a vehicle for temp....basically you quit moving the water when you shut the engine down and after a few minutes you get back in and start it up all the water that was in the water jacket will be hotter due to induction heating.
 
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