Reversing Switch Action; Speed Change - Makita DDF448 Instruction Manual

NOTE:
Use a dry cloth to wipe the dirt off the lens of lamp.
•
Be careful not to scratch the lens of lamp, or it may
lower the illumination.

Reversing switch action

A
1
012701
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.
CAUTION:
Always check the direction of rotation before
•
operation.
Use the reversing switch only after the tool comes
•
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
•
reversing switch lever to the neutral position.

Speed change

012702
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.
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.
1. Reversing
switch lever
B
1. Speed change
lever
1
Selecting the action mode
1
012703
This tool has an action mode changing ring. For drilling,
turn the ring so that the arrow on the tool body points
toward the mark on the ring. For screwing, turn the
ring so that the arrow points toward the
ring.
CAUTION:
Always set the ring correctly to your desired mode
•
mark. If you operate the tool with the ring
positioned halfway between the mode marks, the
tool may be damaged.
Adjusting the fastening torque
(screwdriver mode " ")
1
012734
The fastening torque can be adjusted in 21 steps by
turning the adjusting ring so that its graduations are
aligned with the pointer on the tool body.
First, slide the action mode change lever to the position
of symbol.
The fastening torque is minimum when the number 1 is
aligned with the pointer, and maximum when the
marking is aligned with the pointer. The clutch will slip at
various torque levels when set at the number 1 to 21.
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.
NOTE:
The adjusting ring does not lock when the pointer
•
is positioned
graduations.
7
1. Action mode
changing ring
2. Arrow
2
mark on the
1. Adjusting ring
2. Graduation
2
3. Arrow
3
only halfway between the