8 ENGLISHAdjusting the fastening torque12341. Action mode changing ring 2. Adjusting ring3. Graduation 4. ArrowThe fastening torque can be adjusted in 21 steps by turning the adjusting ring. Align the graduations with the arrowon the tool body. You can get the minimum fastening torque at 1 and maximum torque at 21.Before actual operation, drive a trial screw into your material or a piece of duplicate material to determine whichtorque level is required for a particular application. The following shows the rough guide of the relationship betweenthe screw size and graduation.Graduation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21Machine screw M4 M5 M6WoodscrewSoft wood(e.g. pine)– ɸ3.5 x 22 ɸ4.1x 38 –Hard wood(e.g. lauan)– ɸ3.5 x 22 ɸ4.1x 38 –ASSEMBLYCAUTION: Always be sure that the tool isswitched off and the battery cartridge is removedbefore carrying out any work on the tool.Installing or removing driver bit/drill bitOptional accessory2311. Sleeve 2. Close 3. OpenTurn the sleeve counterclockwise to open the chuck jaws.Place the driver bit/drill bit in the chuck as far as it will go.Turn the sleeve clockwise to tighten the chuck. To removethe driver bit/drill bit, turn the sleeve counterclockwise.Installing hook2131. Groove 2. Hook 3. ScrewThe hook is convenient for temporarily hanging the tool.This can be installed on either side of the tool. To installthe hook, insert it into a groove in the tool housing oneither side and then secure it with a screw. To remove,loosen the screw and then take it out.