Trane WHL0643 Wheel R-407C verify that the airflow across

verify that the airflow across the evaporator coil and through the ductwork is unobstructed before replacing this 45-55F limit switch

OEM Precision: Genuine Trane KIT9419 components ensure proper gas flow regulation and secure

Using a precision-cut Lennox 52J98 Gasket-Combustion Blower Assembly allows technicians to restore equipment to factory specifications

use the Red and Yellow terminals for cooling applications (closes on temperature rise) and the Red and Blue terminals for heating (opens on temperature rise)

Trane WHL0643 Wheel R-407C verify that the airflow acrossThe Trane WHL0643 is a high performance direct drive blower wheel engineered for critical airflow applications in HVAC systems. Designed with a 9. 88" diameter and a 9. 40" width, this double inlet centrifugal wheel provides the necessary static pressure to maintain consistent CFM across forced air furnaces and air handlers. The unit features a 1 2 inch bore and is balanced for counter clockwise (CCW) rotation, ensuring stable operation and reduced