The linear linkage kit includes a robust mounting bracket

Replacing it with the 42W31 often resolves these "starving" evaporator symptoms

Enhanced Accuracy: The factory-mounted valve positioner eliminates hysteresis and ensures the stem responds accurately to control signals

The unit operates on a 24Vdc power supply (20-29 VDC range) and features a bicolored LED system for immediate status diagnostics: green for standby

Featuring a robust 115V 3000 RPM motor drawing 0

Lochinvar & A.O. Smith 100208059 Door Insulation 328140-751 The linear linkage kit includesSecure the combustion chamber of your high efficiency condensing units with the Lochinvar & A. O. Smith 100208059 Door Insulation. This 185mm burner plate door insulation is a critical OEM component engineered to maintain thermal mass retention and minimize radiant heat loss at the heat exchanger interface. As a veteran grade boiler replacement part, it is purpose built to withstand the extreme temperatures generated within the Lochinvar Knight and