York 331-03478-605 Chiller Service Board Kit 319825-402 High Discharge Capacity: Certified for

High Discharge Capacity: Certified for systems requiring up to 4

simplifying installation on round shafts up to 3/4 inch or square shafts up to 5/8 inch

000 BTU/hr (up to 16

this HVAC condenser fan grille is engineered to maintain structural integrity under high-velocity airflow and harsh environmental exposure

This automatic reset LWCO protects the heat exchanger by interrupting the burner circuit immediately upon detecting an unsafe water level

York 331-03478-605 Chiller Service Board Kit 319825-402 High Discharge Capacity: Certified forThe York 331 03478 605 Chiller Service Board Kit is the verified OEM replacement for the obsolete 331 03478 101 and 331 03478 609 models. Engineered for high performance York YVAA, YVFA, and YAGK chillers, this Service Board Kit is critical for restoring HVAC control system integrity and system communication. For technicians troubleshooting chiller fault codes or "unit won\'t start" conditions, this control board maintains the precise operational