This Open-Lo temperature control is a direct replacement for Ranco 8403-057 and A30-1019

and older unit heaters

providing reliable furnace fan control and high-limit protection in residential and light commercial applications

a manufacturer-approved conversion kit must be utilized to ensure safe manifold pressure

Watts 0887793 Total Repair Kit Els PW 17895 This Open-Lo temperature control isThe Watts 0887793 RK 009M2 T 1" Total Repair Kit provides a comprehensive solution for servicing the 1 inch Watts Series 009 reduced pressure zone (RPZ) backflow preventer. Designed for field technicians, this kit addresses common failure points in potable water applications and industrial plumbing systems where high hazard cross connection control is required. The kit features a modular check assembly design, facilitating efficient component