04 636 fan wont come on

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Old 05-24-2010, 09:12 AM
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04 636 fan wont come on

Well this is whats going on. All fuses are good no broken wires temp gauage works fine. But fans wont kick on when the bike warms up. If i add 12volts to the fans power wire it comes on so the fan does work.

Anyone run in to this problem need advice....

Thanks
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Old 05-24-2010, 10:22 AM
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Re: 04 636 fan wont come on

The fan wont turn on till the bike is a bit over 220*

You can always add a switch to turn it on any time you want it on.
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Old 05-24-2010, 10:27 AM
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Re: 04 636 fan wont come on

Yea bike got up to 235 and wouldnt turn on ?
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Old 05-24-2010, 10:57 AM
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Re: 04 636 fan wont come on

Its been a while since I had my bike apart but if I remember right the thing in the radiator it just for the fan and the temp gauge runs off a sensor in the back of the engine.

Is the radiator full? If so try switching out the sensor on the side of it.
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Old 05-24-2010, 12:36 PM
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Re: 04 636 fan wont come on

Ok thanks waiting on a friend for a sensor
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