Carrier CESO130028-00 Airflow Selector 320735-701 when paired with the appropriate

when paired with the appropriate 11-pin socket and remote conductive probes

Optimized Combustion: Designed to maintain the correct air-to-fuel ratio for reliable gas boiler burner performance

It is recommended to use this kit only as a direct replacement for the specified York S1-331-02977-000 superseding part numbers to ensure correct furnace timing and safety parameters

you ensure the plunger and diaphragm respond accurately to the 10-watt S4 coil's electromagnetic field

ensuring the inducer motor generates sufficient negative pressure to safely vent combustion gases before the ignition sequence begins

Carrier CESO130028-00 Airflow Selector 320735-701 when paired with the appropriateThe Carrier CESO130028 00 Airflow Selector is a critical OEM replacement control board engineered for precise HVAC airflow management. Designed to integrate seamlessly with Carrier, Bryant, and Payne air handlers and furnaces, this selector board dictates motor speed and fan cycling to maintain optimal static pressure and system efficiency. As a factory authorized part, it ensures the unit operates within the manufacturers original performance curves,