GMC HD2G250M - Manuals

7 Know your product 1. Keyless rubber chuck2. Auxiliary handle3. Depth gauge4. Drilling/hammer mode selector5. Lock-on button6. Forward/Reverse switch7. Variable speed trigger switch8. Speed dial9. Spindle lock button10. Gear selector 2 8 7 5 3 9 4 6 10 1

Operation Starting and stopping Operational controls1. Ensure that the tool is in good condition. 2. Plug the cordset into the mains socket. 3. Depress the trigger switch (7) to start the drill and release the trigger when you wish to stop. 4. Press the lock-on button (5) whilst the trigger is depre...

10 Gear selector The gear selector (10) allows you to shift gears for greater versatility of operation.1. To select the low speed, high torque setting (Position 1), turn the tool off and let the motor come to a complete standstill. Turn the gear selector to Position “1”. 2. To select the high speed,...

11 Hints for use NOTE. When drilling into masonry the drilling rate is fast and burnout of the tip will occur if the drill bit is not constantly cleared. • Use only correctly sharpened drill bits, which are suitable for the material being drilled. • To drill hard materials, firm pressure is required...