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plastic tubing via five secure barbed connections for standardized system integration
Key Benefits for Technicians Pre-Purge Cycle: Clears the heat exchanger of unburnt oil vapors to ensure a clean
What is the frame size of the 621720 motor
While it supports other HFCs
and addressing pilot ignition failure in older units
Lennox 21L91 Motor R-410A plastic tubing via five secureIf you are looking for a reliable 4 speed replacement for Lennox air handling units, the Lennox 21L91 blower motor is the specified OEM component for the job. This 1 4 HP 115V blower motor operates at a nominal 1075 RPM and utilizes a permanent split capacitor (PSC) design to maintain high electrical efficiency during continuous duty. Engineered as a Lennox 21L9101 direct replacement, this motor features a 48Y frame size, a standard 1 2 inch x 2. 2