Lochinvar & A.O. Smith 100318771 Inducer Assembly 321894-709 this integrated furnace controller manages

this integrated furnace controller manages the blower motor

The Fenwal 35-605606-115 is a 24VAC microprocessor-based Direct Spark Ignition (DSI) control designed for precise burner supervision in gas-fired HVACR equipment

always refer to the manufacturer’s conversion kit instructions for Propane (LP) sizing

The 950-1010 kit typically includes the wheel and the set screw required to secure the hub to the motor shaft

Lennox 11G55 and 11G5501 are the same physical component and are electronically and mechanically identical

Lochinvar & A.O. Smith 100318771 Inducer Assembly 321894-709 this integrated furnace controller managesThe 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