While designed for a precise fit within the back head assembly

effectively preventing evaporator coil icing and protecting the compressor from liquid slugging

This component features a standard 7/8-inch bore size

Key Benefits Fail-Safe Design: The spring return actuator ensures the damper defaults to the open position during power failures

Amana-Goodman PCBBF162S Control Board 319847-401 While designed for a preciseThe Amana Goodman PCBBF162S Control Board is a sophisticated integrated ignition control designed to manage the critical operations of your HVAC system with precision. Engineered as a genuine OEM furnace replacement part, this circuit board regulates the gas valve, igniter, and blower motor to ensure consistent indoor comfort and safety. As a PCBBF162S direct replacement for PCBBF109, it features advanced microprocessing capabilities that provide