Using a DC voltmeter on terminals 1 and 2

always ensure the blower speed taps and jumpers are set to match the specific CFM requirements of the furnace being serviced to prevent premature heat exchanger fatigue

This gas pilot assembly is designed for rapid installation

Its intelligent changeover logic includes a 20-minute maximum run time before switching modes and a 2-minute purge period to dissipate conditioned air

It comes equipped with a 1-meter appliance cable for simplified field wiring

Bard HVAC 8408-028BX Thermostat 321142-301 Using a DC voltmeter onFor contractors managing Bard HVAC systems, the Bard HVAC 8408 028BX Outdoor Thermostat is a critical component for precise temperature regulation. This unit, also identified as Outdoor TStat C12 2047 000, is engineered to accurately sense ambient temperature fluctuations, relaying essential data to your HVAC system for optimal heating and cooling adjustments. It's identical to the 8408 028 model, ensuring seamless integration and reliable performance