Unplug the washing machine power cord.
Remove the screws at the bottom of the front panel. Lift the front panel out from the bottom to detach it from the cabinet. Set the panel aside.
Move the idler pulley arm toward the front of the Frigidaire washer cabinet to loosen the belt.
Slide the drive belt off the set of pulleys.
Position the new belt along the grooves of both pulleys. Move the idler pulley arm toward the back of the washer to tighten the belt.
Replace the front panel. Install the screws at the base of the panel.