Makita DDF453 Manuel D'instructions page 7

CAUTION:
• Always check the direction of rotation before
operation.
• Use the reversing switch only after the tool
comes to a complete stop. Changing the direc-
tion of rotation before the tool stops may dam-
age the tool.
• When not operating the tool, always set the
reversing switch lever to the neutral position.
Speed change
► 1 . Speed change lever
To change the speed, first switch off the tool and then
slide the speed change lever to the "2" side for high
speed or "1" side for low speed. Be sure that the speed
change lever is set to the correct position before opera-
tion. Use the right speed for your job.
CAUTION:
• Always set the speed change lever fully to the
correct position. If you operate the tool with the
speed change lever positioned halfway between
the "1" side and "2" side, the tool may be
damaged.
• Do not use the speed change lever while the
tool is running. The tool may be damaged.
Adjusting the fastening torque
1
► 1 . Adjusting ring 2. Graduation 3. Pointer
The fastening torque can be adjusted in 17 steps by
turning the adjusting ring so that its graduations are
aligned with the pointer on the tool body. The fastening
torque is minimum when the number 1 is aligned with
the pointer, and maximum when the
aligned with the pointer.
The clutch will slip at various torque levels when set at
the number 1 to 16. The clutch is designed not to slip at
the marking.
Before actual operation, drive a trial screw into your
material or a piece of duplicate material to deter-
mine which torque level is required for a particular
application.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and
the battery cartridge is removed before carrying
out any work on the tool.
Installing or removing driver bit or
drill bit
► 1 . Sleeve
Turn the sleeve counterclockwise to open the chuck
jaws. Place the bit in the chuck as far as it will go. Turn
the sleeve clockwise to tighten the chuck.
To remove the bit, turn the sleeve counterclockwise.
7 ENGLISH
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marking is
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