Cleveland Controls NS2-1068-01 Pressure Switch 328140-751 the P170MA-1 utilizes 36-inch capillary

the P170MA-1 utilizes 36-inch capillary tubes with 1/4" male flare nuts for standard service valve integration

and mounting screw required for a complete setup

indicating the internal float mechanism is compromised

or a specific diagnostic fault code on the furnace control board indicating a communication failure with the ECM module

we recommend verifying your specific unit's serial number for exact fitment

Cleveland Controls NS2-1068-01 Pressure Switch 328140-751 the P170MA-1 utilizes 36-inch capillaryThe Cleveland Controls NS2 1068 01 Pressure Switch is a critical OEM replacement engineered for precise atmospheric monitoring in high demand HVAC systems, industrial air handlers, and furnace draft inducer circuits. Factory calibrated to a fixed set point of 0. 20" w. c. (Water Column), this differential air pressure switch ensures the blower motor is moving sufficient air to safely vent combustion gases or maintain required static pressures.