Makita DTD154 Instruction Manual

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7 ENGLISHChanging the impact force123456► 1. Changed in four steps 2. Hard 3. Medium 4. Soft5. T mode 6. ButtonYou can change the impact force in four steps: hard, medium, soft, and T mode.This allows a tightening suitable to the work.Every time the button is pressed, the number of blows changes in four steps.“T” is a special mode for fastening self drilling screws. In this mode, the tool starts to drive a screw with faster rota-tion, which is suited for drilling with the self-drilling-screw tip. Once the tool starts to tighten the screw, it impacts inmedium force grade.For approximately one minute after releasing the switch trigger, the impact force can be changed.Impact force grade displayedon panelMaximum blows Purpose Example of applicationHard 3,800 min -1 (/min) Tightening when force andspeed are desired.Tightening underwork mate-rials, tightening long screws,tightening bolts.Medium 2,600 min -1 (/min) Tightening when a good finish-ing is needed.Tightening finishing boards,plaster boards.Soft 1,100 min -1 (/min) Tightening with less force toavoid screw thread breakage.Tightening sash screws, tight-ening small screws such as M6.T mode 2,600 min -1 (/min) Tightening when speed andgood finishing are needed.Tightening self drilling screws.NOTE: When all lamps on the switch panel go out, the tool is turned off to save the battery power. The impact forcegrade can be checked by pulling the switch trigger to the extent that the tool does not operate.NOTE: While pulling the switch trigger, the impact force grade cannot be changed.