Reliable SPDT Output: The SPDT contact arrangement enables seamless integration into both alarm and control circuits

Safety Compliance: Crucial for preventing cracked heat exchangers by terminating the burner circuit during airflow restrictions

With a 120V coil configuration

While this is a common Nordyne furnace drain line

blue flame for reliable thermocouple activation and reduced nuisance lockouts

Schneider Electric (Erie) VT3221 Valve Body Reliable SPDT Output: The SPDTThe Schneider Electric (Erie) VT3221 Valve Body is a robust, field proven solution engineered for high performance fluid management in commercial and residential hydronic systems. This 3 way zone valve body is optimized for two position control, facilitating precise mixing or diverting of hot and chilled water with a maximum 50% glycol concentration. Designed with a 1 2" NPT threaded connection, it ensures a reliable seal and straightforward