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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
the 669422R is a direct replacement that maintains system equilibrium across varying outdoor ambient temperatures
The 40003916-024 is technically identical to the 40003916-024/U model
This OEM hi limit switch acts as a fail-safe by monitoring internal temperatures and interrupting the power supply to the burner or fan if the system exceeds its safe operating ceiling
Does this harness support both heating and cooling signals
this kit includes the Lochinvar flame sensor gasket
Lochinvar & A.O. Smith 100318771 Inducer Assembly 320788-703 the 669422R is a directThe Lochinvar 100318771 Inducer Assembly is a critical OEM replacement fan assembly engineered to maintain precise combustion airflow in high efficiency Lochinvar NKC and NKB199 fire tube boilers. As a veteran technician knows, the inducer is the first component to activate in the ignition sequence, purging the heat exchanger of residual gases and creating the negative pressure required to close the boiler pressure switch. This 100318771 blower motor