Designed to meet the stringent requirements of ASME Section IV

this specialized York chiller oil is wax-free and additive-free

Heavy-Duty Construction: Manufactured from galvanized steel to withstand high-torque applications without bending or fatiguing

the internal diaphragm may be fatigued

How many cores are typically required

Williams P625471 Control Board 319848-301 Designed to meet the stringentThe Williams P625471 Control Board is a critical genuine OEM replacement part designed for precision furnace orchestration in high efficiency Williams heating systems. As a direct fit gas valve control module, this board manages the ignition sequence, flame sensing, and blower timing to ensure safe and consistent heat cycles. For technicians troubleshooting intermittent failures or lockout codes, installing this HVAC circuit board eliminates the