DIY Home Improvement Forum banner

black wire

  1. HVAC
    My YORK HVAC (Model #: B188060A06A; SN: NAGM00357) has a FAN Motor which comes with 4 wires: Black, Purple, Brown and Green. All wires are hooked on my AC, but the Black one. Where do I have to put this on? Here is the HVAC Electric Diagram...