Belimo B347 Valve R-134A Manual Override: Includes a "set

Manual Override: Includes a "set and hold" manual mode

the ignition module may not be receiving a strong enough flame rectification signal

17 HP inducer motor ensures the precise combustion air flow required for safe and efficient venting of exhaust gases

Correct rotation is critical for the centrifugal blower to create the necessary vacuum for the pressure switch

By utilizing a high-grade sensing diaphragm

Belimo B347 Valve R-134A Manual Override: Includes a "setThe Belimo B347 is a high performance 2 inch 3 way characterized control valve (CCV) engineered for precise modulation in hydronic HVAC systems. Designed with a 29 Cv rating, this valve features a nickel plated forged brass body and a stainless steel ball and stem, ensuring long term reliability in both chilled and hot water applications up to 250F. The A port provides an equal percentage flow characteristic for linear heat output, while the B port is