Designed for a CCW rotation (counter-clockwise)

When the evaporator coil temperature drops below its set point

A: It is used as a protective condenser fan grille for compatible Nordyne outdoor HVAC units

compromised combustion cycles

For a heat exchanger replacement

Siemens Combustion QRI2A2.B180B Flame Detector mario Designed for a CCW rotationThe Siemens Combustion QRI2A2. B180B Flame Detector is a high precision infrared (IR) sensor specifically engineered for the supervision of gas, oil, and other hydrocarbon flames that emit infrared light. Designed for industrial and commercial burner applications, this infrared flame detector features advanced electronic self supervision, making it ideal for systems in continuous or intermittent operation. The frontal illumination (forward viewing)