When performing field maintenance or a full heat exchanger teardown

ensuring the wheel remains centered and the shaft stays aligned during high-RPM operations

Always verify valve body compatibility

installation should be performed by a licensed HVAC technician to ensure proper vacuuming

Can this be used in single-phase residential units

Fasco B45267 Blower Assembly R-407C When performing field maintenance orThe Fasco B45267 Blower Assembly is a high performance centrifugal blower designed for reliable air distribution in residential and commercial heating systems. Operating at 115V with a 1 15 HP motor, this 2 speed blower delivers a maximum airflow of 460 CFM. Engineering details include a shaded pole motor with sleeve bearings and thermal protection, ensuring stable operation within a 40C ambient temperature range. This assembly features a rectangular