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5
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. OPERATION
Chuck
NOTE: Grease for bit
Grease the oval indentation
on the bit with the supplied
grease at least once a month.
1. To insert the bit
1-1. Insert a bit into the mounting hole,
and turn it slightly to locate an
engaged position.
1-2. At the engaged position, push the
bit as far as it goes. Make sure that
the bit is fixed by pulling it.
SDS PLUS type
shank
2. To remove the bit
2-1. Depress the chuck cover and pull
the bit.
Fastening Screws
Use a bit adapter (standard) and bit.
1. Remove the bit adapter from the
bit adapter holder on the main unit.
2. Pull the bit holder. (
2)
3. Insert the bit.
(3)
Bit
holder
4. Make sure the bit is
inserted firmly by pulling
it lightly.
5. Insert the
bit adapter into
the mounting hole and
turn to locate an engaged
position.
6. At the engaged position,
push in as far as it goes.
• Make sure it does not move by
pulling it lightly.
Forward/Reverse Lever
ReverseForward
Be sure to set the switch in the center
to lock it after use.
Operate the Forward/Reverse lever
after the motor rotation is completely
stopped.
Hammering/Drilling Switching Lever
NOTE: Operate the mode change af-
ter the motor rotation is com-
pletely stopped.
Position of
switching lever
Action mode Operation
Rotation with
hammering
Concrete
Drilling,
Block Drilling
Rotation only
Screw
Fastening,
Metal Drilling
Clutch Torque Setting
Adjust the torque to one of the 5
clutch settings or “ ” position.
CAUTION:
Test the setting before actual
operation.
Set the scale at this mark ( ).
Variable Speed Control Trigger
To set the center of a hole, pull the trigger
slightly to start the drill rotation slowly.
The more the speed control trigger is
pulled, the higher the speed becomes.
Lock
EY6803(EU).indb 5 2006/04/10 9:41:30