Operation - Makita DDF470 Instruction Manual

Do not use the speed change lever while the tool
•
is running. The tool may be damaged.
If the tool speed is coming down extremely during
•
the operation with "2", slide the lever to the "1" and
restart the operation.
Position of speed
Speed
adjusting lever
1
Low
2
High
013983
To change the speed, switch off the tool first. Select the
"2" side for high speed or "1" for low speed but high
torque. Be sure that the speed change lever is set to the
correct position before operation.
Guideline of fastening torque
Adjusting graduations
Machine screw
Wood screw
013981
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
Fig.10
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.11
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.
Torque
Applicable operation
High Heavy loading operation
Low Light loading operation
1 2
M4
Soft wood
(e.g. pine)
Hard wood
(e.g. lauan)
Adjusting the fastening torque
Fig.9
The fastening torque can be adjusted in 17 steps by
turning the adjusting ring. Align the graduations with the
arrow on the tool body. You can get the minimum
fastening torque at 1 and maximum torque at
The clutch will slip at various torque levels when set at
the number 1 to 16. The clutch does not work 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.
The following shows the rough guide of the relationship
between the screw size and graduation.
4 6 8
M5
3.5 x 22
3.5 x 22
Installing bit holder (Optional accessory)
Fig.12
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
•
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.
When the speed comes down extremely, reduce
•
the load or stop the tool to avoid the tool damage.
Fig.13
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
10 12 14
M6
4.1x 38
4.1x 38
marking.
16