Unplug the power cord from the electrical outlet.
Slide the washing machine away from the wall so you can work on the back of it.
Remove the screws around the rear access panel in the center of the back of the washer. Lift the rear access panel off the cabinet.
Slide the belt off both pulleys.
Hook the new belt around the motor pulley, which is the smaller of the two pulleys.
Position the other end of the belt around the larger pulley. Rotate the pulley with one hand as you guide the belt into place with the other.
Replace the rear access panel. Reinstall the screws that hold the panel in place.
Push the washer back against the wall. Plug the washer in to the outlet.