5Lighting up the lampsFor Models HR2811F, HR2811FT1008235CAUTION:• Do not look in the light or see the source of lightdirectly.To turn on the lamp, pull the trigger. Release the triggerto turn 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.Reversing switch actionAB1008205This tool has a reversing switch to change the directionof rotation. Depress the reversing switch lever from the Aside for clockwise rotation or from the B side forcounterclockwise rotation.CAUTION:• 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.• When you operate the tool in counterclockwiserotation, the switch trigger is pulled only halfwayand the tool runs at half speed.Changing the quick change chuck forSDS-plusFor model HR2810T, HR2811FTThe quick change chuck for SDS-plus can be easilyexchanged for the quick change drill chuck.Removing the quick change chuck for SDS-plus12 3008233CAUTION:• Before removing the quick change chuck forSDS-plus, always remove the bit.Grasp the change cover of the quick change chuck forSDS-plus and turn in the direction of the arrow until thechange cover line moves from the symbol to thesymbol. Pull forcefully in the direction of the arrow.Attaching the quick change drill chuck2341008234Check the line of the quick change drill chuck shows thesymbol. Grasp the change cover of the quick changedrill chuck and set the line to the symbol.Place the quick change drill chuck on the spindle of thetool.Grasp the change cover of the quick change drill chuckand turn the change cover line to the symbol until aclick can clearly be heard.Selecting the action modeFor Model HR28001008236This tool employs an action mode changing knob. Selectone of the two modes suitable for your work needs byusing this knob.For rotation only, turn the knob so that the arrow on theknob points toward the symbol on the tool body.1. Action modechanging knob1. Spindle2. Quick changedrill chuck3. Change coverline4. Change cover1. Quick changechuck forSDS-plus2. Change coverline3. Change cover1. Reversingswitch lever1. Lamp