Step1: Disconnect power and ensure the equipment is fully cooled and locked out before service.
Step2: Remove the rear or side access panel to reach the existing fan assembly.
Step3: Label and disconnect the wiring harness from the old fan motor.
Step4: Unscrew mounting fasteners and remove the faulty axial fan.
Step5: Position the new fan in the same airflow direction and secure it to the mounting points.
Step6: Reconnect wiring firmly, ensuring correct polarity and no exposed conductors.
Step7: Restore power and verify smooth fan operation and proper cooling airflow during a test cycle.