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if you are connecting both a wired controller and a DIII-Net adapter simultaneously
always verify the wiring diagram inside your specific ComPac unit
Built for counterclockwise (CCW) rotation
Veteran technicians recognize that a functional compressor heater is the first line of defense against premature mechanical failure
Watts 0590721 Air Vent R-407C if you are connecting bothThe Watts 0590721 FV 4M1 1 Air Vent is a high performance 1 inch automatic air vent valve designed for veteran contractors managing commercial and residential hydronic heating systems. Engineered with a rugged brass body construction, this vertical pattern vent facilitates the continuous removal of trapped air from both hot and cold water distribution lines, preventing air lock and system noise. It features a 150 PSI maximum pressure rating and a