Makita DF330D Instruction Manual

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Makita DF330D Instruction Manual Manual pdf 6 page image

6damaged.• Do not use the speed change lever while the tool isrunning. The tool may be damaged.Adjusting the fastening torque123009333The fastening torque can be adjusted in 18 steps byturning the adjusting ring so that its graduations arealigned with the pointer on the tool body. The fasteningtorque is minimum when the number 1 is aligned withthe pointer, and maximum when the marking isaligned with the pointer.The clutch will slip at various torque levels when set atthe number 1 to 18. The clutch is designed not to slip atthe marking.Before actual operation, drive a trial screw into yourmaterial or a piece of duplicate material to determinewhich torque level is required for a particular application.ASSEMBLYCAUTION:• Always be sure that the tool is switched off and thebattery cartridge is removed before carrying outany work on the tool.Installing or removing driver bit or drill bit1009331Turn the sleeve counterclockwise to open the chuckjaws. Place the bit in the chuck as far as it will go. Turnthe sleeve clockwise to tighten the chuck.To remove the bit, turn the sleeve counterclockwise.OPERATIONCAUTION:• Always insert the battery cartridge all the way untilit locks in place. If not, it may accidentally fall out ofthe tool, causing injury to you or someone aroundyou.Hold the tool firmly with one hand on the grip and theother hand on the bottom of the battery cartridge tocontrol the twisting action.Screwdriving operation009334CAUTION:• Adjust the adjusting ring to the proper torque levelfor your work.Place the point of the driver bit in the screw head andapply pressure to the tool. Start the tool slowly and thenincrease the speed gradually. Release the switch triggeras soon as the clutch cuts in.CAUTION:• Make sure that the driver bit is inserted straight inthe screw head, or the screw and/or bit may bedamaged.NOTE:• When driving wood screws, predrill pilot holes tomake driving easier and to prevent splitting of theworkpiece. See the chart.4.2 - 4.4 (11/64” - 11/64”)Nominal diameter of wood screw(mm)3.1 (1/8”)3.5 (9/64”)3.8 (5/32”)4.5 (11/64”)4.8 (3/16”)5.1 (13/64”)5.5 (7/32”)5.8 (7/32”)6.1 (15/64”)Recommended size of pilot hole(mm)2.0 - 2.2 (5/64” - 3/32”)2.2 - 2.5 (3/32” - 3/32”)2.5 - 2.8 (3/32” - 7/64”)2.9 - 3.2 (7/64” - 1/8”)3.1 - 3.4 (1/8” - 9/64”)3.3 - 3.6 (1/8” - 9/64”)3.7 - 3.9 (9/64” - 5/32”)4.0 - 4.2 (5/32” - 11/64”)0019041. Sleeve1. Pointer2. Adjusting ring3. Graduation