a failed Nordyne 622337 transformer is a common culprit

this 80 uF round run capacitor ensures stable reactive power and consistent motor torque

Which equipment brands use this part

This is a 10k ohm thermistor

Lochinvar & A.O. Smith 100309395 Assembly 319848-301 a failed Nordyne 622337 transformerThe Lochinvar & A. O. Smith 100309395 Assembly is a vital Universal ES Module Assembly engineered for precision ignition control and burner management in high efficiency gas fired systems. Designed as a direct OEM replacement part, this module facilitates seamless communication between the thermostat and the combustion assembly, ensuring safe and reliable water heater operation. As a veteran in the field, you know that HVAC control board