Warrick 26MB1B0E Control 320788-702 or visible evidence of oxidation

or visible evidence of oxidation on the blower wheel that disrupts airflow balance

the 0130M00138S is the current manufacturer-recommended replacement

and DGAH models

Common Questions: How can I tell if my HVAC motor needs replacement

Most York systems require a signal between 2 and 5 microamps

Warrick 26MB1B0E Control 320788-702 or visible evidence of oxidationThe Warrick 26MB1B0E Control is a heavy duty, conductivity based low water cutoff plug in module designed for precise fluid management in steam boilers and hydronic heating systems. Engineered for high reliability boiler water level control, this unit operates on a 120Vac supply and utilizes a 10,000 ohm sensitivity rating, making it ideal for standard potable water and common HVACR condensate applications. As a conductivity based level sensor, it