Nordyne 921498 Control Board 320720-756 Quiet Operation: Precision-balanced components and

Quiet Operation: Precision-balanced components and a sound-dampening design minimize mechanical vibration during active cooling cycles

While it is a universal service thermostat

Do I need to replace the orifice separately

As an essential HVAC replacement part

Nordyne 921498 Control Board 320720-756 Quiet Operation: Precision-balanced components andThe Nordyne 921498 Control Board is a critical OEM replacement component engineered for high performance management of modulating furnace systems and packaged units. Specifically designed for the G7 series furnace, this integrated furnace control manages critical sequencing including induction, ignition timing, and blower motor speed regulation. It features a 24 VAC control circuit protected by an onboard 3A fuse to prevent damage from low voltage