technicians must swap the existing orifices and recalibrate the gas pressure regulator to prevent over-firing or carbon monoxide production

Field-Serviceable Design: The modular construction allows for rapid internal component inspection or replacement without braze joint removal

Once the temperature drops back to the 120°F reset point

Optimized Brazing: The 3/4" ODF sweat stub tube allows for standard brazing procedures without the risk of overheating internal mechanical components

Common Questions & Technical Support What size tubing does the 554435 use

Schneider Electric (Viconics) SEZ7656R1045B Controller R-407A technicians must swap the existingThe Schneider Electric SEZ7656R1045B is a specialized BACnet MS TP zoning system controller engineered specifically for 3 Heat 2 Cool rooftop unit (RTU) applications. Designed for seamless integration into Viconics and broader Building Management Systems (BMS), this controller facilitates precise environmental control in commercial zoning environments. It features PIR ready functionality, allowing for the addition of occupancy sensors to optimize