Because this is an interchangeable hub style blade

providing damper override options and 24VAC control logic

the SM185S3QAI model features an internal motor protection module and a robust 3-leg scroll design that handles liquid slugs more effectively than reciprocating units

Can I use this remote to control multiple indoor heads

this CW (clockwise) rotation component is precision-balanced to maintain optimal airflow velocities and reduce mechanical stress on the blower motor shaft

Lochinvar & A.O. Smith 100093866 Blower 318820-201 Because this is an interchangeableThe Lochinvar & A. O. Smith 100093866 Blower is a critical OEM replacement combustion blower designed specifically for high efficiency power vent (PV) and power direct vent (PDV) water heaters. This 120V centrifugal blower assembly facilitates precise air to fuel ratios required for clean combustion and reliable venting of flue gases. Engineering for compatibility with Lochinvar Knight and A. O. Smith Cyclone series, this unit features a robust motor