Using these carbon motor brushes in your Philco washer is a breeze. First, make sure your washer is unplugged to avoid any electrical hazards. Then, locate the old brushes in the motor area of your washer. Gently remove the old ones and replace them with these new carbon motor brushes. Make sure they are properly seated and secured. As for maintenance, it's a good idea to check the brushes periodically for wear and tear. If you notice any signs of excessive wear like short length or fraying, it's time to replace them. When handling the brushes, try to keep them clean and dry. Avoid touching them with dirty hands as dirt can affect their performance. Also, store any extra brushes in a cool, dry place to keep them in good condition.