this unit is designed to operate on a 24 VAC/DC nominal power supply

Common mechanical failures include seized bearings

you must manually cycle the thermostat or remove 120V power for 5 seconds to clear the lockout

The 243-0018 features an air capacity of 130 scim at a 2 psi differential with zero air consumption

Carrier HD46AR130 Blower Motor 320788-703 this unit is designed toThe Carrier HD46AR130 Blower Motor is a professional grade 3 4 HP ECM motor designed for direct drive applications in high efficiency Carrier, Bryant, and Payne air handlers and furnaces. As a genuine OEM replacement part, this ECM blower motor provides the precise torque and variable speed capabilities required to maintain factory spec airflow and static pressure. This model serves as the HD46AR130 direct replacement for HD46AE134, ensuring a drop in