McDonnell & Miller 347900 Assembly and Gaskets Refrigerant Does this unit include a

Does this unit include a pilot tap

High Precision Monitoring: Provides accurate ambient temperature sensing to prevent short-cycling and improve energy efficiency

the 125 PSI rating must not be exceeded

C3 internal clearance prevents shaft seizure by accommodating thermal expansion in high-temperature environments

For technicians performing HVAC furnace repair

McDonnell & Miller 347900 Assembly and Gaskets Refrigerant Does this unit include aThe McDonnell & Miller 347900, also identified by model number SA150 106R, is a critical bellows assembly and gasket replacement engineered for Series 150 and 157 low water cut off (LWCO) and pump controllers. For technicians servicing steam boilers, this assembly is the primary pressure sensing component that translates water level changes into mechanical action for the switch head. Constructed with a corrosion resistant Monel bellows, the unit is