This float-type LWCO is a direct replacement for the 142700 and serves as a critical fail-safe to prevent dry-fire conditions

If you experience chatter

Designed as a rugged snap disc auto reset fan switch

it ensures precise fitment and helps mitigate issues like short-cycling or reduced hot water volume caused by degraded or broken tubes

Sweat Connections: Standard suction and discharge connections simplify installation

Greenheck 460509 Pressure Switch 322838-752 This float-type LWCO is aThe Greenheck 460509 Pressure Switch is an essential safety and operational component designed for induced draft combustion systems and industrial ventilation. As an OEM Greenheck replacement part, this differential air flow switch is calibrated to a fixed set point of . 2" w. c., ensuring that your inducer motor is moving the precise volume of air required for safe operation. Built for durability in demanding mechanical rooms, the 460509 features a