Operation - Hilti DD 110-W Bedienungsanleitung

CAUTION
Disconnect the supply cord plug from the power out-
let.
CAUTION
Check that the hole-starting aid is securely positioned
in the core bit.
CAUTION
When using the hole-starting aid, allow the machine
to run only when the hole-starting aid is in contact
with the working surface.
NOTE
The BR, BT, M16 and M27 chucks require use of a
suitable open-end wrench.
The chuck, the adapter and the cutting tool must be clean
and free of dirt and dust.
1. Open the chuck (BI+) by turning it in the direction of
the open brackets symbol.
2. Push the diamond core bit into the chuck (BI+) from
the front, turning the core bit until the teeth in the
chuck engage with the core bit.
3. Close the chuck (BI+) by turning it in the direction of
the closed brackets symbol.
4. Check that the diamond core bit is securely mounted
in the chuck by pulling on the core bit and attempting
to move it from side to side.

7 Operation

WARNING
Make sure that the supply cord and hoses do not
come into contact with rotating parts.
DANGER
When working with slotted core bits, take care to
keep your fingers out of the slots.
6.2.4 Selecting the speed 5
CAUTION
Do not change gear while the machine is running.
Wait for the spindle to come to a halt.
Set the selector switch according to the core bit diameter
used. Turn the selector switch to the recommended set-
ting (see section "Description") while rotating the core bit
by hand.
6.2.5 Removing the diamond core bit
CAUTION
The core bit may get hot during use or during sharpening.
There is a risk of burning your hands. Wear protective
gloves when changing the core bit.
CAUTION
Disconnect the supply cord plug from the power out-
let.
NOTE
If using a BR, BT, M27 or M16 chuck, prevent rotation of
the chuck and use a suitable open-end wrench to remove
the core bit.
1. Open the chuck (BI+) by turning it in the direction of
the open brackets symbol.
2. Pull the sleeve on the chuck in the direction of the
arrow towards the machine. This releases the core
bit.
3. Remove the core bit.
CAUTION
The machine and the drilling operation generate noise.
Wear ear protectors. Excessive noise may damage the
hearing.
CAUTION
Drilling may cause hazardous flying fragments. Flying
fragments present a risk of injury to the eyes and body.
Wear eye protection and a hard hat.
WARNING
In accordance with the applications for which it is de-
signed, the machine produces a high torque. Always
use the side handle and hold the machine with both
hands. The user must be prepared for sudden sticking
and stalling of the cutting tool.
en
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