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      01-11-2014, 06:24 PM   #3
HighlandPete
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Drives: BMW F11 535i Touring
Join Date: Mar 2007
Location: Scotland, Highland Region

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Quote:
Originally Posted by BavarianFanatic View Post
The fan doesn't ramp up until the coolant is warm enough to actually provide heat. As it warms up the fan ramps up.
Plus it depends on the intensity settings used. I run my system on the lowest intensity, so more gentle air flows even on fast heat up.

HighlandPete