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Replacing the assembly ensures the correct negative pressure is achieved for gas valve engagement
typically achieving a t0
Designed with a 72-inch capillary and a 3/16-inch x 11-5/8-inch copper bulb sensor
this unit offers cross-compatibility with several legacy Lennox
Lochinvar & A.O. Smith 100110744 Switch 319852-301 Replacing the assembly ensures theThe Lochinvar & A. O. Smith 100110744 Switch is a critical OEM replacement component designed for integrated power control within high efficiency residential and commercial water heating systems. This water heater power switch resides on the main control panel, providing a direct interface for technicians to verify circuit continuity and manage system states during troubleshooting or routine maintenance. Engineered as a genuine A. O. Smith replacement
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