[. . . ] Due to the continuing program of research and development, the specifications herein are subject to change without prior notice. â· Note: Specifications may differ from country to country. [. . . ] 3) After installing, always make sure that the bit is securely held in place by trying to pull it out. To remove the bit, pull the chuck cover down all the way and pull the bit out. It is also highly recommended that you wear a dust mask, ear protectors and thickly padded gloves. In cold weather or when the machine has not been used for a long time, let the machine warm up for several minutes by operating it under no load. NOTE: The depth gauge cannot be used at the position where the depth gauge strikes against the gear housing. The side grip swings around to either side, allowing easy handling of the machine in any position. Important: Before plugging in the machine, always check to see that the switch trigger actuates properly and returns to the ``OFF'' position when released. 5) The speed varies from 0 to maximum, depending on the pressure applied to the trigger. 5) Important: Only reverse the direction of rotation when the motor stops completely. Turn the knob to hammer drilling symbol Install the cold chisel or bull point and then the chisel adapter (optional accessory) on the machine. Then secure the cold chisel and chisel adapter by using the clamp screw on the chisel adapter. Turn the knob to hammering only symbol Now you can use the cold chisel or bull point. [. . . ] The torque limiter will actuate when a certain torque level is reached. CAUTION: As soon as the torque limiter actuates, switch off the machine immediately. [. . . ]