Lochinvar & A.O. Smith 100266999 Inducer 318423-701 the TXV is likely stuck

the TXV is likely stuck closed or restricted

facilitating proper CFM tuning for both heating and cooling modes

Ensure the glass length is cut appropriately to accommodate the valve offset and provide sufficient visibility

ensuring the valve opens quickly under low-flow conditions while preventing reverse flow effectively

Common Questions: What rotation does this motor use

Lochinvar & A.O. Smith 100266999 Inducer 318423-701 the TXV is likely stuckThe Lochinvar & A. O. Smith 100266999 Inducer Assembly is a critical OEM replacement part designed for high efficiency combustion systems, including specific Knight KH 55 155 boiler series. Operating at 120V, this centrifugal draft inducer is engineered to maintain precise static pressure, ensuring the safe expulsion of flue gases while drawing in the required primary air for stable combustion. In condensing boilers and high efficiency furnaces, this