Lennox 39H24 Damper Coupler the 302600 (CO-12) is the

the 302600 (CO-12) is the standard replacement gasket for the 764 series low water cut-offs

we recommend use with OEM controllers like the LPC-2000 for verified accuracy

For contractors performing a furnace limit switch replacement

ensuring the burner cuts out exactly when needed to maintain system integrity

Lennox 39H24 Damper Coupler the 302600 (CO-12) is theThe Lennox 39H24 Damper Coupler Left is a critical genuine OEM replacement part engineered for precise airflow management in commercial and residential Lennox HVAC systems. As a veteran technician knows, maintaining the integrity of the linkage between the damper actuator and the louver blades is essential for pressure control and ventilation efficiency. This left hand specific coupler is designed to eliminate slippage and ensure responsive adjustment