Lennox 21620 Wheel 30067439-890 For optimal performance and to

For optimal performance and to prevent sediment buildup in the solenoid plunger

Use a manometer to verify the inducer is pulling the required WC (water column) pressure listed on the switch body

What tool is required for installation

The MARS 33215 Sequencer is a professional-grade 24V control specifically engineered for the precise staging of electric heating elements and blower motors in residential furnaces and heat pump applications

Lennox 21620 Wheel 30067439-890 For optimal performance and toFor field technicians and mechanical contractors tasked with restoring airflow in Lennox residential or light commercial units, the Lennox 21620 Blower Wheel is the direct OEM solution for maintaining static pressure and system efficiency. This blower wheel features a 10 13 16 inch diameter and a 6 1 16 inch width, engineered specifically for clockwise (CW) rotation applications. Constructed from high grade galvanized steel, it is designed to