Makita BlW120 Kullanım Kılavuzu - Sayfa 13

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Hold the tool firmly and place the socket over the bolt or nut. Turn the tool on and fasten

for the proper fastening time.

NOTE:

When fastening screw

or smaller, carefully adjust pressure on the switch trigger

Hold the tool pointed straight at the bolt.

* I f

you fasten the bolt for a time longer than shown in the figures, the bolt or the

socket may be overstressed, damaged, etc. Before starting your job, always perform a

test operation to determine the proper fastening time for your bolt. Especially for the bolt

other than M8 (5/16"). perform the above test operation to prevent the trouble on socket

or bolt, etc.

that the screw is not damaged.

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

2. Socket

fastening torque will be reduced.

Failure to use the correct size socket will cause a reduction in the fastening torque.

A worn socket (wear on the hex end or square end) will cause a reduction in the fas-

tening torque.

3. Bolt

.Even though the torque coefficient and the class of bolt are the same, the proper

Even though the diameters of bolts are the same, the proper fastening torque will dif-

4. The manner of holding the tool or the material of driving position to be fastened will

5. Operating the tool at low speed will cause a reduction in the fastening torque.

fastening torque will differ according to the diameter of bolt.

fer according to the torque coefficient, the class of bolt and the bolt length.

affect the torque.