Matters needing attention when replacing carbon brushes

Replacing carbon brushes is a dangerous task, so it's important to pay attention to certain details when doing so. How can you tell if a carbon brush needs replacement?

There's no specific time limit for carbon brush wear, but generally it's about one-third the height of the brush blank. There are a number of methods for replacing carbon brushes, and there are also many things to keep in mind. Two people are required to start the carbon brush replacement simultaneously, but they can't work simultaneously. One person needs to supervise while the other performs the operation.

Avoid contact with conductors during work. Stand on an insulating mat when replacing carbon brushes. Don't replace multiple carbon brushes at once; replace them one at a time. Always replace carbon brushes of the same brand, make, and model. Be careful, especially when replacing. Avoid touching moving parts. Wear gloves and hats when working. Therefore, workers should pay attention to their own safety when replacing carbon brushes, and only replace them when it's safe to do so.