Description
The Lennox 71W99 is an OEM-specification condenser fan blade engineered for reliable airflow performance in Lennox condensing units and compatible HVAC systems. Designed as a direct replacement, this blade delivers consistent, efficient air movement to keep your condenser coil operating at peak capacity.
Key Specifications
- Number of Blades: 3
- Blade Pitch: 26°
- Blade Diameter: 23-1/2″
- Rotation Direction: Clockwise (CW) — viewed from motor side
- Bore Size: 1/2″
- Brand: Lennox
- SKU: 71W99
Product Highlights
- OEM-matched geometry ensures proper airflow volume and static pressure for compatible Lennox condensing equipment
- 26° blade pitch optimized for efficient air movement across the condenser coil
- 23-1/2″ diameter provides broad sweep coverage for effective heat rejection
- Clockwise rotation (CW) matches standard Lennox condenser fan motor configurations
- 1/2″ bore accommodates standard condenser fan motor shaft sizes
- Durable construction designed to withstand outdoor operating conditions
Application
The Lennox 71W99 fan blade is intended as a direct OEM replacement for Lennox residential and light commercial condensing units requiring a 3-blade, 26° pitch, 23-1/2″ diameter clockwise-rotation blade with a 1/2″ bore. Always verify compatibility with your specific unit model before installation.
Installation Notes
- Confirm motor shaft diameter is 1/2″ prior to installation
- Verify rotation direction matches existing motor configuration
- Ensure blade tip clearance meets manufacturer specifications for safe operation
- Torque set screw to manufacturer specifications to prevent slippage
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