as this can introduce contaminants and lead to rapid catastrophic failure

Using this genuine Reznor kit ensures full compatibility with your gas-fired heater

The setpoint is easily adjusted via the screw located at the top of the spring housing using a standard service wrench or screwdriver

This delay allows a water feeder to raise the level above the probe to prevent immediate re-tripping

Lochinvar & A.O. Smith 100166434 Pump 320788-703 as this can introduce contaminantsThe Lochinvar & A. O. Smith 100166434 Circulator Pump is a heavy duty, 3 speed hydronic component engineered specifically for high efficiency heating systems, including the Lochinvar Knight KBN080 through KBN210 series. Built with a rugged cast iron housing and a 1 6 HP motor, this 115V 60Hz assembly is a direct replacement for the obsolete PUM3020. Operating as a wet rotor, water lubricated unit, it eliminates the need for manual oiling while