Lennox 24L20 Fan Blade 340793-762 use a refrigeration wrench to

use a refrigeration wrench to adjust the stem in small 1/4 turn increments while monitoring baseline pressures

It is ideal for general HVAC air handling but should be verified against specific corrosive exhaust gases in industrial settings

25-inch bore diameter

Automatic Reset: The L150-35 configuration resets once temperatures drop below the 115°F threshold (35°F differential)

which allow for rapid calibration and commissioning on-site

Lennox 24L20 Fan Blade 340793-762 use a refrigeration wrench toThe Lennox 24L20 Fan Blade is a precision engineered condenser fan blade designed for high performance heat transfer in residential and light commercial HVAC units. Featuring a 20 inch diameter and a 30 degree pitch, this 4 blade aluminum assembly is optimized for maximum CFM output while maintaining structural integrity under high static pressure. Engineered for CW rotation (clockwise) with a standard 1 2 inch bore, it serves as a direct replacement