Simplified SPST design allows for straightforward integration into the existing furnace safety string

or frequent short-cycling that cannot be attributed to thermostat or contactor issues

replacing a weathered 1003687 tube sensor is a standard best practice to ensure the draft inducer motor correctly signals the control board

leading to ignition failure or unsafe operation

Schneider Electric (Barber Colman) M313A01 Actuator R-410A Simplified SPST design allows forThe Schneider Electric M313A01 Actuator (formerly Barber Colman) is a high performance proportional valve actuator designed for precise flow control in demanding HVACR environments. Engineered for 24V AC operation, this spring return (SR) unit is normally open (N O), ensuring a safe fail position for hot or chilled water applications. As a SmartX Smart X actuator, it is the direct replacement for M113A01 models, offering a seamless upgrade with tool