Makita HM1100C Owners Manual - Page 8
Operation, Maintenance
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1 1. Change ring 002937 Bit angle The bit can be secured at 16 different angles. To change the bit angle, slide the change ring forward, then turn the change ring to change the bit angle. At the desired angle, slide the change ring back to the original position. Then turn the change ring slightly so that the bit will be secured in place with a little click. OPERATION 002943 Chipping/Scaling/Demolition Hold the tool firmly with both hands. Turn the tool on and apply slight pressure on the tool so that the tool will not bounce around, uncontrolled. Pressing very hard on the tool will not increase the efficiency. MAINTENANCE CAUTION: • Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. 1 1. Commutator 2. Insulating tip 3. Carbon brush 001146 Replacing carbon brushes 2 When the resin insulating tip inside the carbon brush is exposed to contact the commutator, it will automatically shut off the motor. When this occurs, both carbon brushes should be replaced. Keep the carbon brushes clean and free to slip 3 in the holders. Both carbon brushes should be replaced at the same time. Use only identical carbon brushes. 8