User manual RYOBI HT20VSK

[. . . ] Do not use them for any purpose other than those intended by the manufacturer. Make sure your extension cord is in good condition. When using an extension cord, be sure to use one with adequate wattage rating. An undersized cord will cause a drop in line voltage resulting in loss of power and overheating INSPECT EXTENSION CORDS PERIODICALLY and replace them if damaged. [. . . ] NEVER hold the workpiece in your hand or between your legs. Do not use your tool while standing on a ladder or any other unstable support. Always secure your tool and remain aware of what is underneath you when working in elevated positions. mAINTAIN THE TOOL IN GOOD WORKING CONDITION. For optimum safety and best results, keep your tool sharp and clean at all times. When not in use, during maintenance operations or when changing attachments (blades, bits, cutters, etc. Make sure the switch is in the "off" position or locked when you plug in your tool. If a tool part or accessory is damaged, check that it can continue to work and perform its function correctly before continuing to use the tool. Check the alignment of the moving parts and make sure they move freely. Check the assembly and anything else that might affect the operation of the tool. A guard or other part or accessory that is damaged must be properly repaired or replaced by a qualified technician to avoid risk of personal injury. SANDPAPER The sander uses sheets of sandpaper that can be conveniently cut from large-size commercially available standard sheets (227 x 93 mm). Aluminium oxide, silicon carbide, or other synthetic abrasives are recommended for power sanding. For rough sanding, use coarse sandpaper. For smoothing or finish sanding, use fine or extra-fine sandpaper. To turn the tool "OFF", release the trigger switch which is spring-loaded and will return to the "OFF" position automatically. Wait till the sander has reached its full speed before placing it in contact with the workpiece. Remove it from the workpiece before releasing the trigger switch. Release the clamp grip then insert the sandpaper with the grit side facing out, as shown in fig. After inserting and stretching the sheet, lift up the clamp lever making sure the teeth of the clamp grip the paper correctly. Wrap the sheet around the length of the pad and attach the free end of sheet under the clamp on the opposite side and repeat the procedure stated above. For efficient sanding, the sandpaper must be drawn as tightly as possible, as a loose sheet can slip on the work surface. [. . . ] the best cleaning method consists in using dry compressed air. Always wear safety goggles when cleaning tools with compressed air. Ventilation slots and switches must be kept clean at all times. Do not insert pointed objects through the slots to try to clean them. [. . . ]