6• During the operation of switch trigger, the lightstatus cannot be changed.• For approximately 10 seconds after releasing theswitch trigger, the light status can be switched.Reversing switch actionA B1009211This tool has a reversing switch to change the directionof rotation. Depress the reversing switch lever from theA side for clockwise rotation or from the B side forcounterclockwise rotation.When the reversing switch lever is in the neutralposition, the switch trigger cannot be pulled.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 not operating the tool, always set thereversing switch lever to the neutral position.Changing the hammering forceS HS HS HS H12345011217Hammering force gradedisplayed on panelMaximumblows Application WorkHardMediumSoftTightening when forceand speed are desired.Tightening when a goodfinishing is needed.Tightening when excessivetightening need to be avoidedbecause of potentially cloggedfemale screw and broken ordamaged screw head.Tightening in underworkmaterial/ Tightening longscrews/ Tightening bolts.Tightening in the finishingboard, plaster board.Tightening sash screw/Tightening small screwssuch as M6.S HS HS H 3,400 /min2,800 /min1,300 /min014072The hammering force can be changed in three steps:hard, medium and soft.This allows a tightening suitable to the work.Every time the hammering force button is pressed, thenumber of blows changes in three steps.For approximately one minute after releasing the switchtrigger, the hammering force can be changed.NOTE:• When all lamps on the switch panel go out, the toolis turned off to save the battery power. The hammerforce grade can be checked by pulling the switchtrigger to the extent that the tool does not operate.• During the operation of switch trigger, the hammerforce grade cannot be changed.1. Changed inthree steps2. Hard3. Medium4. Soft5. Hammeringforce button1. Reversingswitch lever