Page 2 - SPECIFICATIONS; Symbols
2 ENGLISH SPECIFICATIONS Model GA5020 GA5021 GA5020C / GA5021C GA6020 GA6021 GA6020C / GA6021C Depressed center wheel diameter 125 mm 125 mm 125 mm 150 mm 150 mm 150 mm Spindle thread M14 M14 M14 M14 M14 M14 No load speed (n o ) / Rated speed (n) 11,000 min -1 11,000 min -1 10,000 min -1 10,000 min ...
Page 3 - SPECIFIC SAFETY RULES
3 7. Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock. 8. When operating a power tool outdoors, use an extension cord suitable for o...
Page 6 - SAVE THESE INSTRUCTIONS.; Shaft lock
6 20. Before using the tool on an actual workpiece, let it run for a while. Watch for vibration or wobbling that could indicate poor installation or a poorly balanced wheel. 21. Use the specified surface of the wheel to perform the grinding. 22. Watch out for flying sparks. Hold the tool so that spa...
Page 7 - Soft start feature; ASSEMBLY
7 For tool with lock-off button To prevent the switch trigger from being accidentally pulled, a lock-off button is provided. To start the tool, depress the lock-off button and pull the switch trigger. Release the switch trigger to stop. For tool with typeB switch trigger 1 2 A B 008415 For tool with...
Page 8 - Installing or removing wheel guard
8 Installing loop handle (Accessory) CAUTION: • Always be sure that the loop handle is installed securely before operation. 1 2 008049 Always install the loop handle on the tool before operation. Hold the tool's switch handle and the loop handle firmly with both hands during operation. Install the l...
Page 9 - OPERATION; Grinding and sanding operation; MAINTENANCE
9 Installing or removing depressed center grinding wheel/Multi-disc (accessory) WARNING: • Always use supplied guard when depressed center grinding wheel/Multi-disc is on tool. Wheel can shatter during use and guard helps to reduce chances of personal injury. 1 2 3 007995 Mount the inner flange onto...
Page 10 - Replacing carbon brushes; ACCESSORIES
10 Replacing carbon brushes 1 001145 Remove and check the carbon brushes regularly. Replace when they wear down to the limit mark. Keep the carbon brushes clean and free to slip in the holders. Both carbon brushes should be replaced at the same time. Use only identical carbon brushes. Use a screwdri...
Page 12 - Makita Corporation