Lennox 78L01 Fan Blade 320788-702 As a direct OEM replacement

As a direct OEM replacement valve for discontinued part numbers 81660145U and 81660282

Once compressed and subjected to high-heat cycles

A compromised manifold can cause uneven burner firing

Is this the correct part for a 4-inch venting setup

making it a reliable choice for 120V replacement actuators in demanding environments

Lennox 78L01 Fan Blade 320788-702 As a direct OEM replacementThe Lennox 78L01 Fan Blade is a critical OEM replacement component designed for high efficiency outdoor condensing units and heat pumps. This 18 inch diameter condenser fan blade features a robust 4 blade configuration with a 26 degree pitch, engineered to provide optimal CFM while maintaining low acoustic signatures during high load operations. Built for precision, the 78L01 utilizes a 1 2 inch bore diameter and is indexed for clockwise (CW)