By upgrading to the Trane KIT9370 Retrofit Kit

This OEM kit includes the pressure switch

this HVAC high limit sensor provides reliable snap-action switching under demanding operational cycles

Premature wear is typically caused by improper tensioning or pulley misalignment

if present

Browning B 2 3/16 Bushing 320720-756 By upgrading to the TraneThe Browning B 2 3 16 Bushing is a high performance split taper bushing engineered for precise power transmission in heavy duty HVACR applications. Designed with a 2 3 16 inch finished bore and a standard 1 2 x 1 4 inch keyseat, this B series component ensures a secure, concentric fit between the shaft and the drive element. The double split barrel provides a uniform 360 degree clamp, significantly reducing vibration and preventing shaft marring