Operation - Makita DDF446 Bedienungsanleitung

Switch action
Fig.3
CAUTION:
Before inserting the battery cartridge into the tool,
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always check to see that the switch trigger
actuates properly and returns to the "OFF" position
when released.
To start the tool, simply pull the switch trigger. Tool
speed is increased by increasing pressure on the switch
trigger. Release the switch trigger to stop.
Lighting up the front lamp
Fig.4
CAUTION:
Do not look in the light or see the source of light
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directly.
Pull the switch trigger to light up the lamp. The lamp
keeps on lighting while the switch trigger is being pulled.
The lamp goes out 10 -15 seconds after releasing the
trigger.
NOTE:
Use a dry cloth to wipe the dirt off the lens of lamp.
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Be careful not to scratch the lens of lamp, or it may
lower the illumination.
Reversing switch action
Fig.5
CAUTION:
Always check the direction of rotation before
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operation.

Use the reversing switch only after the tool comes
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to a complete stop. Changing the direction of
rotation before the tool stops may damage the tool.
When not operating the tool, always set the
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reversing switch lever to the neutral position.
This tool has a reversing switch to change the direction
of rotation. Depress the reversing switch lever from the A
side for clockwise rotation or from the B side for
counterclockwise rotation.
When the reversing switch lever is in the neutral position,
the switch trigger cannot be pulled.
Speed change
Fig.6
CAUTION:
Always set the speed change lever fully to the
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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
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running. The tool may be damaged.
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
operation. Use the right speed for your job.
Adjusting the fastening torque
Fig.7
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 determine
which torque level is required for a particular application.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and the
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battery cartridge is removed before carrying out
any work on the tool.
Installing or removing driver bit or drill bit
Fig.8
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.
Hook
Fig.9
The hook is convenient for temporarily hanging the tool.
This can be installed on either side of the tool.
To install the hook, insert it into a groove in the tool
housing on either side and then secure it with a screw.
To remove, loosen the screw and then take it out.
Installing bit holder (Optional accessory)
Fig.10
Fit the bit holder into the protrusion at the tool foot on
either right or left side and secure it with a screw.
When not using the driver bit, keep it in the bit holders.
Bits 45 mm long can be kept there.
OPERATION
CAUTION:
Always insert the battery cartridge all the way until
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it locks in place. If you can see the red part on the
upper side of the button, it is not locked completely.
Insert it fully until the red part cannot be seen. If not,
it may accidentally fall out of the tool, causing injury
to you or someone around you.
Hold the tool firmly with one hand on the grip and the
other hand on the bottom of the battery cartridge to
control the twisting action.
7
marking is