Lochinvar & A.O. Smith 100173747 Control 326058-758 If the plastic housing shows

If the plastic housing shows signs of material fatigue or crazing

for VFD output monitoring

such as a blocked chimney

This NPT female threaded valve is designed to mitigate hunting in the control loop

do not use pipe dope on the valve seat threads

Lochinvar & A.O. Smith 100173747 Control 326058-758 If the plastic housing showsThe Lochinvar & A. O. Smith 100173747 Control is a critical safety component designed for high performance hydronic systems and commercial water heaters. This low water cut off with manual reset (LWCO) serves as a fail safe mechanism, monitoring internal water levels to prevent dry firing. Engineered specifically for Lochinvar boiler systems and A. O. Smith commercial units, the 100173747 ensures the burner circuit is interrupted immediately if a low