Help with Black Magic Fan

ch47600

Founding Member
Sep 19, 2001
69
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6
San Antonio, TX
I've done some extensive searching to try to find which wire to splice into for the AC clutch positive wire but haven't found an answer. Does anyone know/remember if it's the solid black wire or the black/yellow wire?
 
Solid black is almost always ground. But get yourself a test light or a voltmeter (you shouldn't be wiring up the new fan without one anyway) -- and probe each wire; at idle with the a/c on/clutch engaged, you'll see which one is ground and which one is hot. Tap the hot one for your fan.