87. In cold weather or when the tool has not beenused for a long time, let the tool warm up for awhile by operating it under no load. This willloosen up the lubrication. Without properwarm-up, hammering operation is difficult.8. Always be sure you have a firm footing.Be sure no one is below when using the tool inhigh locations.9. Hold the tool firmly with both hands.10. Keep hands away from moving parts.11. Do not leave the tool running. Operate the toolonly when hand-held.12. Do not point the tool at any one in the areawhen operating. The bit could fly out andinjure someone seriously.13. Do not touch the bit or parts close to the bitimmediately after operation; they may beextremely hot and could burn your skin.14. Some material contains chemicals which maybe toxic. Take caution to prevent dustinhalation and skin contact. Follow materialsupplier safety data.SAVE THESE INSTRUCTIONS.WARNING:DO NOT let comfort or familiarity with product(gained from repeated use) replace strict adherenceto safety rules for the subject product. MISUSE orfailure to follow the safety rules stated in thisinstruction manual may cause serious personalinjury.FUNCTIONAL DESCRIPTIONCAUTION:• Always be sure that the tool is switched off andunplugged before adjusting or checking function onthe tool.Switch actionFig.1CAUTION:• Before plugging in the tool, always check to seethat the switch trigger actuates properly and returnsto the "OFF" position when released.To start the tool, simply pull the switch trigger. Tool speedis increased by increasing pressure on the switch trigger.Release the switch trigger to stop. For continuousoperation, pull the switch trigger, push in the lock buttonand then release the switch trigger. To stop the tool fromthe locked position, pull the switch trigger fully, thenrelease it.Lighting up the lampsFor Models HR2611F, HR2611FTFig.2CAUTION:• Do not look in the light or see the source of lightdirectly.To turn on the lamp, pull the trigger. Release the trigger toturn it off.NOTE:• Use a dry cloth to wipe the dirt off the lens of lamp.Be careful not to scratch the lens of lamp, or it maylower the illumination.• Do not use thinner or gasoline to clean the lamp.Such solvents may damage it.Reversing switch actionFig.3CAUTION:• Always check the direction of rotation beforeoperation.• Use the reversing switch only after the tool comesto a complete stop. Changing the direction ofrotation before the tool stops may damage the tool.• If the switch trigger can not be depressed, check tosee that the reversing switch is fully set toposition (A side) or (B side).This tool has a reversing switch to change the direction ofrotation. Move the reversing switch lever to the position(A side) for clockwise rotation or the position (B side)for counterclockwise rotation.