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Rosewood paper grain — description and returns beneath the overlapping buy card.
This is a non-spring return (NSR) actuator
The F29-0231 fits most standard White-Rodgers horizontal thermostats
Verify that your furnace control board is sending the correct 24V signals to the "HI" and "LO" terminals
Technicians should look for soot buildup on the 4-cell heat exchanger
provided the linkage kit is properly aligned to avoid side-loading the actuator bearings
Lochinvar & A.O. Smith 100109958 Gas Valve 322838-753 This is a non-spring returnThe Lochinvar & A. O. Smith 100109958 Gas Valve is a critical OEM replacement component designed for high efficiency liquid propane (LP) water heaters and boilers. Engineered to operate on a 24V circuit, this valve is factory calibrated to a 10" WC (Water Column) outlet pressure, ensuring precise fuel metering for optimal combustion stability. As a veteran grade HVAC replacement part, it features a 3 4" NPT connection, providing the robust seal