Common Technical Questions: What is the primary cause of coil burnout on an RK3B2

which significantly reduces the time required to "burp" a residential or commercial boiler loop during the initial fill

While the S1-025-29041-005 may be faulty

Technical Specifications & HVAC FAQ

Fireye 72DUV1 Amplifier 323269-701 Common Technical Questions: What isThe Fireye 72DUV1 Ultraviolet Amplifier is a field proven, solid state plug in module designed for Series D burner management controls. Engineered for high demand industrial environments, this UV flame amplifier processes signals from non self checking ultraviolet scanners, including the Fireye UV1A3, UV2, and 45UV3 series. By converting the UV radiation from a flame into a consistent DC voltage, the 72DUV1 ensures that your flame safeguard system