Makita TD020DSEW Owners Manual - Page 6
Operation
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Fastening torque Proper fastening torque To remove the bit, pull the sleeve in the direction of the arrow and pull the bit out firmly. NOTE: • If the bit is not inserted deep enough into the sleeve, the sleeve will not return to its original position and the bit will not be secured. In this case, try re-inserting the bit according to the instructions above. OPERATION The tool can be used in two ways; a straight type and a pistol type which is selectable according to the conditions of workplace and screwdriving. Standard bolt N m (ft lbs) 20 (15) 15 M8(5/16") (11) (M8) 10 (7) M6(1/4") (5/16") 5 (M6) (4) (1/4") 0 1.0 2.0 3.0 Fastening time (S) 007519 Fastening torque Proper fastening torque 007514 007515 High tensile bolt N m (ft lbs) 20 (15) 15 M6(1/4") (11) (M6) 10 (7) (1/4") 5 (4) 0 1.0 2.0 3.0 Fastening time (S) CAUTION: • When bending the tool to use in the pistol type or straightening to use in the straight type, do not hold the bendable part of the tool. Failure to do so may cause your hand and fingers to be pinched and injured by this part. Hold the tool firmly and place the point of the driver bit in the screw head. Apply forward pressure to the tool to the extent that the bit will not slip off the screw and turn the tool on to start operation. The proper fastening torque may differ depending upon the kind or size of the screw/bolt, the material of the workpiece to be fastened, etc. The relation between fastening torque and fastening time is shown in the figures. 007520 NOTE: • Use the proper bit for the head of the screw/bolt that you wish to use. • Hold the tool pointed straight at the screw. • If you tighten the screw for a time longer than shown in the figures, the screw or the point of the driver bit may be overstressed, stripped, damaged, etc. Before starting your job, always perform a test operation to determine the proper fastening time for your screw. The fastening torque is affected by a wide variety of factors including the following. After fastening, always check the torque with a torque wrench. 1. When the battery cartridge is discharged almost completely, voltage will drop and the fastening torque will be reduced. 2. Driver bit or socket bit 6