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6 Commissioning
Before plugging in, check to see that the
rated mains voltage and mains frequency,
as stated on the rating label, match with your
power supply.
Always use an extension cable with a minimum
2
diameter of 1.5 mm
. The extension cable must be
suitable for the machine power rating (see Tech-
nical Specifications). If using a roll of cable, always
roll up the cable completely.
6.1
Assembly of the bow handle or addi-
tional handle
For safety reasons, always use the bow
handle (2) or additional handle (3)
supplied.
MHE 56:
Release the clamping ring by turning the clamping
knob (1) anticlockwise. Adjust the bow handle (2) to
the required position and angle. Tighten the
clamping knob.
KHE 56:
Option 1
Open the clamping ring by turning the additional
handle (3) anticlockwise. Secure the additional
handle at the required angle. Tighten the additional
handle.
Option 2
Upright working position for reduced stress on the
back when working on floors:
The additional handle (3) can also be attached to
the motor housing. Unscrew the additional handle
from the handle holder (4), insert in one of the
threads (9) (on the left and right of the motor
housing) by hand and tighten.
7 Use
7.1
Adjusting the depth stop
(only for KHE 56)
Press and hold the clamp lever (5). Set the depth
stop (6) to the required drilling depth and release
the clamp lever.
7.2
Attaching and removing tools
Before fitting tools, clean shank and apply
special grease enclosed with tool (acces-
sories order no. 6.31800)! Use only SDS-max
tools.
Attaching tools:
Turn tool and insert until it engages. The tool is auto-
matically locked.
8
Pull on the tool to check that it is seated
correctly. (It must be possible to move the
tool a few centimetres in an axial direction.)
Removing the tool:
Pull tool lock (7) backwards in direction indicated by
arrow (a) and remove tool (b).
7.3
Setting the operating mode
Turn the switch button (8) to select the desired
operating mode.
Hammer drilling (only for KHE 56)
Chiselling
When a chisel is fitted, only operate the
machine in the chiselling operating
mode
.
7.4
Adjusting the chisel position
The chisel can be secured in 12 different positions.
- Insert the chisel.
- Turn the switch button (8) to position
- Turn the chisel to the required position.
- Turn the switch button (8) to position
- Turn the chisel until it engages.
When a chisel is fitted, only operate the
machine in the chiselling operating
mode
.
7.5
Adjusting the impact force
Slide the switch (15) to adjust the impact force (and
speed) setting.
Reduced impact force,
reduced speed
High impact force,
high speed
The correct setting depends on the task in hand.
Example: set the switch to "reduced impact force"
when working on soft, brittle material or trying to
minimise break-off.
Set the switch to "high impact force" when working
on harder materials.
7.6
Switching On and Off
Instantaneous activation (MHE 56, KHE 56):
To start the machine, press the trigger switch (12).
Release the trigger (12) to switch off.
Continuous operation (MHE 56 only):
For continuous operation, the trigger switch (12)
can be locked using the lock button (11).
Press and release the trigger (12) again to switch
off.
.
.
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