Nordyne 1021573R Control Board 321894-708 meaning it has a set

meaning it has a set diameter

offering a seamless fit for legacy Modine heater repair projects

making it compatible with both 2-pipe and 3-pipe dual temperature systems

and Johnson Controls actuators

This motor is primarily used in Aaon commercial rooftop units and air handling units that require a 3/4HP

Nordyne 1021573R Control Board 321894-708 meaning it has a setAs an HVAC technician, you know that a flickering LED or a failed inducer start often points directly to a compromised Nordyne 1021573R Control Board. This genuine OEM furnace control is the heavy duty brain for various Intertherm, Miller, and Gibson single stage gas furnaces. It manages the critical sequence of operation, from the 24VAC thermostat call to the inducer motor ramp up and gas valve ignition. Designed for direct replacement of older