11MAINTENANCE CAUTION:• Always be sure that the tool is switched off andunplugged before attempting to perform inspection ormaintenance.Replacing carbon brushesRemove and check the carbon brushes regularly. Replacewhen they wear down to the limit mark. Keep the carbonbrushes clean and free to slip in the holders. Both carbonbrushes should be replaced at the same time. Use only iden-tical carbon brushes.Use a screwdriver to remove the brush holder caps. Take outthe worn carbon brushes, insert the new ones and securethe brush holder caps.To maintain product SAFETY and RELIABILITY, repairs, anyother maintenance or adjustment should be performed byMakita Authorized or Factory Service Centers, always usingMakita replacement parts.ACCESSORIES CAUTION:• These accessories or attachments are recommended foruse with your Makita tool specified in this manual. Theuse of any other accessories or attachments mightpresent a risk of injury to persons. Only use accessoryor attachment for its stated purpose.If you need any assistance for more details regarding theseaccessories, ask your local Makita service center.• Abrasive cut-off wheels• Socket wrench 171. Limit mark10011451. Screwdriver2. Brush holder cap12003769