Keeping a riding mower in good condition makes the task of mowing grass much easier. One thing that has to be done to maintain a riding mower is changing the battery. Changing the battery on a riding lawn mower is a simple task, but can become dangerous if not properly done. The most common reason for changing a battery is because the battery is dead. The steps in this article are easy to follow, but should be followed to prevent damage to the mower or bodily injury.