along with specialized White Rodgers and Resideo regulator springs to accurately calibrate the gas valve for natural gas inlet pressures

and accessories before installation

It relies on the airflow from the fan blade to dissipate heat and should not be used in applications where airflow is restricted or a totally enclosed motor is specified

This automatic reset LWCO protects the heat exchanger by interrupting the burner circuit immediately upon detecting an unsafe water level

This valve operates with a standard 0

Siemens Combustion SQM50.464R1G3R Actuator 319848-301 along with specialized White RodgersThe Siemens SQM50. 464R1G3R Actuator is a high precision reversible motor designed for the positioning of flow control valves, butterfly valves, and dampers in large scale commercial and industrial combustion systems. Engineered for high torque burner control, this unit delivers 140 in lb of torque with a 25 second run time for a 90 degree stroke. It operates on a 4 20mA control signal, allowing for seamless integration into modulating burner control