this boiler safety relief valve must be installed in a vertical position with the spindle upright

When power is removed or interrupted by the thermostat or zone panel

providing accurate resistive signal conversion across various HVACR applications

the Baldor-Reliance VL1306A provides the high starting torque necessary for centrifugal pumps

and blower fan to ensure safe and reliable unit operation

Browning 2AK74H Sheave 318423-701 this boiler safety relief valveThe Browning 2AK74H Sheave is a precision engineered 7. 25" outside diameter drive component designed for dual groove power transmission systems. Manufactured from high grade ASTM A48 Class 30 gray cast iron, this double groove sheave provides the structural rigidity required to manage belt tension and minimize vibration in demanding HVACR blower and motor applications. Engineered for maximum versatility, it is compatible with 3L, 4L, and A section v