773-261

This high-quality furnace pressure switch is a vital safety component for Goodman and Amana heating systems. Functioning as an air proving switch, it monitors the draft inducer motor's pressure to ensure that combustion gases are being safely exhausted through the flue. With a calibrated set point of 0.10" WC, this switch prevents the furnace from igniting if it detects insufficient airflow or a blocked vent, protecting your home from potential hazards. Common signs that this part needs replacement include furnace ignition failure, short cycling, or diagnostic error codes related to pressure sensing. Engineered for precision and durability, this HVAC replacement part restores reliable heating performance to your gas furnace.
Type: Air Pressure Switch
Size: Small
Application: Gas-fired residential furnaces and HVAC heating systems requiring air proving safety verification.
Specifications: 0.10" WC (Water Column) set point, air proving functionality, standard HVAC electrical connections.