Standard Accessories - HIKOKI DH 28PEC Instrucciones De Manejo

English
Disconnect mains plug from electrical outlet
Class II tool

STANDARD ACCESSORIES

In addition to the main unit (1 unit), the package
contains the accessories listed in the below.
○ Plastic case ................................................................ 1
○ Side handle ................................................................. 1
○ Depth gauge .............................................................. 1
Standard accessories are subject to change without notice.
APPLICATIONS
Rotation and hammering function
○ Drilling anchor holes
○ Drilling holes in concrete
○ Drilling holes in tile
Rotation only function
○ Drilling in steel or wood
(with optional accessories)
○ Tightening machine screws, wood screws
(with optional accessories)
Hammering only function
○ Light-duty chiselling of concrete, groove digging and
edging.
SPECIFICATIONS
The specifi cations of this machine are listed in the Table on
page 121.
NOTE
Due to HiKOKI's continuing program of research and
development, the specifi cations herein are subject to
change without prior notice.
MOUNTING AND OPERATION
Action
Inserting SDS-plus drilling tools
Removing SDS-plus drilling tools
Selecting rotation direction
Selecting the operating mode
Adjusting the drilling depth
Changing the chisel position
Selecting the operating mode
Auto stop function
Switching on and off and setting
the speed
Locking-on the On / Off switch
Releasing the On / Off switch
Selecting accessories*
* For detailed information regarding each tool, contact a
HiKOKI authorized service center.
SELECT OPERATION MODE
Pressing the changeover switch allows the selection of
rotation speed and the auto stop function.
○ Rotation speed (Low mode/Normal mode)
○ Auto stop mode (on/off )
AUTO STOP FUNCTION
In selection mode, pressing the button for longer than two
seconds will move to memory mode.
(At the same time the auto stop lamp will blink.)
Conduct drilling when the auto stop lamp is fl ashing. The
time between switching ON and switching OFF is stored by
the tool.
(At the same time, the auto stop lamp will light up.)
Conduct drilling when the auto stop lamp is fl ashing.
Continuous drilling is possible as the memory storage time
will be recorded by the tool until the auto stop function's auto
stop mode is cancelled.
The auto stop function is cancelled by pressing the
changeover switch once again for over two seconds.
(At the same time, the auto stop lamp will switch off .)
CAUTION
○ Switch ON the tool once you place the tip of the tool on
○ The rotation speed and the level at which the switch is
○ Fully carry out drilling in one go during auto stop mode.
○ The motor will stop even if you switch OFF within the
○ When you switch OFF within the memory storage time,
Figure Page
REACTIVE FORCE CONTROL
1 122
2 122
This product is equipped with a Reactive Force Control
3 122
(RFC) feature that reduces jerking of the tool body.
If the tool bit is suddenly overburdened, any jerking of the
4 122
tool body is reduced by activation of the slip clutch or by
5 122
stopping of the motor by the sensor built into the tool body.
When the RFC is activated, the two LEDs fl ash red in
6 122
a synchronized manner. (Table 1) During the fl ashing,
7 123
the motor will be off . Press the changeover switch to
8 123 recommence operation.
Because the RFC feature may not activate or its performance
9 123
may be insuffi cient depending on the working environment
and conditions, be careful not to suddenly overburden the
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tool bit while operating.
11 123
● Possible causes of sudden overburdening
– 124
1 Tool bit biting into material
2 Impact against nails, metal or other hard objects
3 Tasks involving prying or any excess application of
Also, other causes include any combination of the
aforementioned.
4
Select either Low mode or Normal mode and operate the
tool in the selected speed.
This product is equipped with an auto stop function to
support continuous drilling work. The function features a
memory mode for storing the work time for drilling from
switch ON to switch OFF, and an auto stop mode that
automatically stops the motor from the second drilling
onward should the work exceed the stored work time
while the switch is ON.
the work material.
pulled during drilling is not stored to memory.
memory storage time.
the count will be reset. If you rework a task in which a
hole has been partially drilled, the memory storage time
will be fully recounted.
pressure, etc.