Carrier HK02ZA275 Pressure Switch 340155-7024 If the DSI board is

If the DSI board is sending 24V to the primary side but no spark occurs at the electrode

Standardized PopTop Design: Allows for quick

The White-Rodgers 179-1 is a professional-grade line voltage thermostat engineered specifically for high-demand HVACR applications

Is this compatible with wood or coal-fired boilers

Simplified Installation: Features a direct-coupled design with a universal shaft clamp

Carrier HK02ZA275 Pressure Switch 340155-7024 If the DSI board isAs a veteran tech, you know that a failing pressure switch quickly sidelines a commercial chiller or rooftop unit. The Carrier HK02ZA275 Pressure Switch is the OEM replacement part engineered specifically for high demand Carrier, Bryant, and Payne equipment. This factory authorized part ensures your system maintains its design specifications for safety and cycling. Whether you are servicing a 30HXA series chiller or a heavy tonnage rooftop, using this