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ensuring your T475
This HVAC pneumatic indicator is a staple for maintaining legacy building automation systems where calibrated analog feedback is essential for system tuning and diagnostic troubleshooting
Enhanced Efficiency: Maximizes the heat transfer capability of the evaporator coil
Integrated Safety Logic: Features a high-limit ECO switch to prevent overheating conditions automatically
Serviceable design: Features removable orifices and color-coded springs for simplified field maintenance
Laars Heating Systems RXD7198 Control Board 321894-706 ensuring your T475The Laars Heating Systems RXD7198 Control Board is a critical OEM replacement part engineered for precise thermal management and system logic within high efficiency hydronic systems. Specifically designed for the Laars NeoTherm NTH150 210 series, this HVAC control board integrates advanced microprocessor logic to regulate combustion air flow, ignition sequences, and variable firing rates. For contractors performing boiler control board replacement,