or diagnostic LED codes indicating an internal circuit failure

this assembly supports smooth rotation

the ASCO 8221G25 requires a minimum 5 PSI differential to open and maintain steady flow performance

Using a generic motor may result in static pressure imbalances or limit switch tripping

Utica-Dunkirk PB-003.01 Thermopile 320788-703 or diagnostic LED codes indicatingThe Utica Dunkirk PB 003. 01 Thermopile is a heavy duty millivolt generator designed specifically for self powered gas fired heating systems, including residential boilers and furnaces. Engineered to convert thermal energy from a standing pilot flame into a consistent 750 millivolt (mV) DC signal, this component ensures the reliable operation of the main gas valve without the need for an external power source. As an OEM replacement part, it maintains