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Key Benefits Enhanced System Safety: Mechanically forces airflow to prevent backdrafting and ensure the safe removal of combustion byproduct gases
21 Amp draw
confirm voltage at the clock motor leads
ensuring precise conductance-actuated monitoring
the AC solenoid coil can be serviced or replaced without disconnecting the valve body from the NPT piping
McDonnell & Miller 150S-MD Controller Freon Key Benefits Enhanced System Safety:The McDonnell & Miller 150S MD (Part Number 171802) is a heavy duty combination low water cut off and pump controller designed specifically for commercial and industrial steam boiler applications. This model features a snap acting SPDT switch with Maximum Differential operation, which is critical for preventing rapid pump cycling in high demand systems. It is engineered to maintain precise water levels up to a maximum pressure of 150 psi (10. 5 kg