How does the override feature function during unoccupied hours

or the furnace burners shutting off prematurely before the call for heat is met

The unit is typically nipple-mounted through a standard 0

it offers the structural rigidity required for industrial duty cycles while resisting atmospheric corrosion

The dry contact relay design ensures isolation between the control circuit and the 20 Amp load

Johnson Controls P170CA-3 Pressure Control 30067439-890 How does the override featureThe Johnson Controls P170CA 3 is a heavy duty single pole single throw (SPST) pressure control designed for high side pressure limiting and condenser fan cycling in commercial refrigeration and HVAC systems. Built as the direct P70CA 2 replacement, this control features a robust all steel case and cover to protect internal components in demanding mechanical rooms. It operates with an open high switch action, meaning the contacts open on pressure rise