the 904979 replaces legacy part numbers 622324 and 904797

Common Questions & Technical Support: What is the difference between 218-933 and 218-929

The 3/4" OD glass and protective rods must be sourced separately based on your specific center-to-center requirements

such as the LF24 unit heaters

Lennox 14B91 Motor 30067439-890 the 904979 replaces legacy partThe Lennox 14B91 is a high performance direct drive blower motor engineered for reliability in 208 230V single phase HVAC systems. Rated at 3 4 HP with a nominal speed of 1075 RPM, this permanent split capacitor (PSC) motor features a dual speed configuration, allowing for precise airflow adjustments in residential and light commercial air handlers. It operates at 60Hz and typically requires a 10 MFD 370V run capacitor (sold separately). This Sleeve