Lochinvar & A.O. Smith 100188879 Fan Assembly 321142-301 It is recommended to use

It is recommended to use high-quality foam tape or insulation (sold separately) to ensure the bulb accurately reads the suction line temperature without ambient interference

which captures solid particulates before they can reach the metering device

maintaining the long-term efficiency of the refrigeration cycle

Seamless Installation: Features a standard foot-mount design with spade terminal connections for a secure

Lochinvar & A.O. Smith 100188879 Fan Assembly 321142-301 It is recommended to useThe Lochinvar 100188879 Fan Assembly is a critical OEM replacement component designed specifically for the FTX400 Knight XL heating boiler. Engineered to maintain precise air to fuel ratios, this kit ensures optimal combustion stability and heat exchanger efficiency. As a direct replacement for A. O. Smith 100188879 and legacy part number FAN30026, this high performance blower assembly facilitates consistent static pressure within the venting system.