773-234

Ensure your heating system operates safely and efficiently with this premium Rheem/Ruud Air Pressure Switch. Designed as a critical safety component for residential gas furnaces, this air proving switch monitors the draft created by the inducer blower motor. By sensing the negative pressure within the combustion chamber, it verifies that hazardous exhaust gases are being properly vented before allowing the ignition process to begin. If your furnace is experiencing startup failures or displaying pressure switch lockout codes, this replacement part is essential for restoring reliable heat. Built to meet rigorous HVAC standards, it provides precise airflow detection to protect your equipment and home.
Type: Air Pressure Switch
Size: Small
Application: Residential gas furnaces and HVAC heating systems, specifically used to monitor inducer motor draft and combustion venting.
Specifications: Pressure Setting: -0.30" WC (Water Column); Function: Air Proving/Safety Interlock