iRobot Roomba 551 Brushes Replacement

Place your Roomba upside-down on a hard surface.

While holding the side brush in place, use a Phillips #1 screwdriver to remove the 4.5mm screw from the center of the brush.

Gently pull upwards on the brush to remove it.

Rotate the Roomba upside-down so the bottom is facing towards you.

Using a Phillips #2 screwdriver, remove the captive screws that hold the bottom plate in place.

Carefully lift the bottom plate.

Pinch the yellow tabs on the sides of the brush cage and lift up to open.

Grab each brush and lift upwards to remove.