Lochinvar & A.O. Smith 100277799 Probe 320788-702 While often referred to as

While often referred to as a gasket

the switch will automatically return to its original state

by restoring the critical induced draft required for the combustion cycle

or 4-wire installations where a C-wire may not be present

This unit is technically identical to the LF24-MFT-2

Lochinvar & A.O. Smith 100277799 Probe 320788-702 While often referred to asThe Lochinvar & A. O. Smith 100277799 Probe is a critical safety component engineered for precision low water cut off (LWCO) monitoring in high efficiency commercial and residential heating systems. Designed to integrate seamlessly with the Lochinvar FBL and FBN series boilers, this probe detects the presence of water via conductivity to prevent dry fire conditions that cause catastrophic heat exchanger failure. As a veteran technician knows,