Description
OEM Lennox Armstrong Ducane Furnace Pressure Switch .90 1.5 Fits 9370DO-BD-0003
This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Pressure Switch.90 1.5. It replaces the part numbers listed below.
Function:
An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely.
Replaces Old Part #s:
9370DO-BD-0003
Repair Difficulty Level:
