In the Black and Decker CHV1510, the battery is often the first component to fail. This guide will show you how to replace the battery in your vacuum.
Press the buttons with unlock symbols on both sides of the nozzle.
Pull the nozzle upward.
Press the button with the "filter" indicator.
Pull the filter cover upward.
Holding the vacuum base firmly, remove all six exterior 20 mm Phillips #0 screws.
Carefully and gently pull the two halves of the vacuum apart.
Gently pull the battery pack out of the vacuum frame.
Holding the battery pack firmly, disconnect the red and black wires from the battery pack by pulling them gently.