Makita DTW181ZK Instruction Manual

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9 ENGLISHImpact force grade displayedon panelMaximum blows Purpose Example of applicationHard 3,600 min -1 (/min) Tightening when force andspeed are desired.Assembling steel frames.Soft 2,000 min -1 (/min) Tightening when you need fineadjustment with small diameterbolt.Assembling furniture.Reverse rotation auto stopmode3,600 min -1 (/min) Loosening with auto stopfunction.Disassembling bolts/nuts.NOTE: Reverse rotation auto stop mode is available only when the tool rotates counterclockwise. When rotatingclockwise in Reverse rotation auto stop mode, the impact force and speed are the same as Hard impact mode.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.ASSEMBLYCAUTION: Always be sure that the tool isswitched off and the battery cartridge is removedbefore carrying out any work on the tool.Selecting correct impact socketAlways use the correct size impact socket for bolts andnuts. An incorrect size impact socket will result in inac-curate and inconsistent fastening torque and/or damageto the bolt or nut.Installing or removing impact socketOptional accessoryCAUTION: Make sure that the impact socketand the mounting portion are not damaged beforeinstalling the impact socket.CAUTION: After inserting the impact socket,make sure that it is firmly secured. If it comes out,do not use it.NOTE: The way of impact socket installation variesdepending on the type of the square drive on the tool.Tool with the ring springFor impact socket without O-ring and pin► Fig.8: 1. Impact socket 2. Square drive 3. RingspringPush the impact socket onto the square drive until itlocks into place.To remove the impact socket, simply pull it off.For impact socket with O-ring and pin► Fig.9: 1. Impact socket 2. O-ring 3. PinMove the O-ring out of the groove in the impact socketand remove the pin from the impact socket. Fit theimpact socket onto the square drive so that the hole inthe impact socket is aligned with the hole in the squaredrive.Insert the pin through the hole in the impact socket andsquare drive. Then return the O-ring to the original posi-tion in the impact socket groove to retain the pin.To remove the impact socket, follow the installationprocedures in reverse.Tool with the detent pin► Fig.10: 1. Impact socket 2. Hole 3. Square drive4. Detent pinAlign the hole in the side of the impact socket with thedetent pin on the square drive and push the impactsocket onto the square drive until it locks into place. Tapit lightly if required.To remove the impact socket, simply pull it off. If it ishard to remove, depress the detent pin while pulling theimpact socket.Installing hookCAUTION: When installing the hook, alwayssecure it with the screw firmly. If not, the hookmay come off from the tool and result in the personalinjury.► Fig.11: 1. Groove 2. Hook 3. Screw