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Old 06-24-2012, 02:33 PM   #185
Pete_89T2
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Quote:
Originally Posted by JustJeff View Post
I've got a modded S5 alt (140amps). Looks like the diagram you provided works off of one temp switch, but both high and low are wired into the diagram.

I'm content using either high or low. I don't really want to mess around with finding a location for a second temp switch. Is the diagram I was using ok, provided I have correct wires for ground, low+, and high+?
If you're content to run at one speed, the wiring diagram you have should work, provided you find the correct ground wire. BTW, where did you get your S5 alternator modded to crank out 140A? Who does this and what does it cost?


Quote:
Originally Posted by JustJeff View Post
I had the same problem finding a 50A relay. No one in town has one... I'm using a 40A relay now..which I thought would be ok. I got annoyed and put 10AWG wiring all around for the fan, relay, manual switch.

I don't know that the fan is faulty. I was playing around with both my fans today (mounted and spare). They both behave the same way. They both pull air on low and push air on high. That leads me to believe that the problem is not the fans...but user error instead.
Yup, I'm pretty sure you've got your ground wire mixed up with one of the high or low speed + terminals.
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