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For technicians performing seasonal maintenance
a burnt-out solenoid coil
The manufacturer recommends a full inspection and part replacement using this kit during the annual boiler service to maintain thermal efficiency and reliable operation
Operating on a 24 VAC input
this RIB relay provides reliable switching for pilot duty loads
Lochinvar & A.O. Smith 100208665 Low Water Cutoff Refrigerant For technicians performing seasonal maintenanceThe Lochinvar & A. O. Smith 100208665 Low Water Cutoff is a critical safety component designed for high efficiency hydronic boilers and water heating systems. This probe style LWCO provides essential dry fire protection by monitoring the water level within the heat exchanger. If a low water condition occurs, the sensor interrupts the burner circuit to prevent catastrophic equipment failure. Engineered as an automatic reset Low Water Cutoff, it