Lennox 48W09 Tensioner Pully 320788-704 When diagnosing airflow restrictions or

When diagnosing airflow restrictions or "thumping" noises during the startup cycle

you know that keeping the refrigerant cycle optimized requires reliable temperature sensing

Easy Readability: Features a 3

Field technicians will appreciate the ECO terminals for easy integration with energy cut-off safety circuits and the 1/4 inch compression fitting for pilot gas connections

Lennox 48W09 Tensioner Pully 320788-704 When diagnosing airflow restrictions orThe Lennox 48W09 Tensioner Pulley is a critical genuine OEM replacement part designed for precision belt alignment and tension management in commercial and residential HVAC systems. As a direct Lennox replacement pulley, the 48W09 is engineered to eliminate belt slippage and excessive vibration, which are common catalysts for premature blower motor failure and bearing wear. This HVAC belt tensioner assembly features a high grade bearing design capable