Hilti DD 110-W Original Bedienungsanleitung Seite 31

2. Position the side handle.
3. Secure the side handle by turning it clockwise.
4. Check to ensure that the side handle is tightened securely.
6.2 Fitting a diamond core bit in a BI+ chuck
CAUTION
Risk of injury when changing the tool! The tool becomes hot as a result of use. It may have sharp edges.
▶ Always wear protective gloves when changing the tool.
Replace diamond core bits as soon as their cutting performance and/or rate of drilling progress drops
significantly. This generally is the case when the diamond segments have worn down to a certain
height (< 2 mm).
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 by turning it in the direction of the symbol
2. From the front, push the diamond core bit into the chuck on the diamond core drilling machine, turning it
until the teeth engage.
3. Close the chuck by turning it in the direction of the symbol
4. Check that the diamond core bit is seated securely in the chuck.
6.3 Removing a diamond core bit from a BI+ chuck
CAUTION
Risk of injury when changing the tool! The tool becomes hot as a result of use. It may have sharp edges.
▶ Always wear protective gloves when changing the tool.
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 by turning it in the direction of the 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.
6.4 Installation of socket cutter with dust extraction
1. Push the hole-starting aid, point first, as far as it will go, into the connection end for socket cutters with
dust removal.
2. Fit the connection end into the chuck in accordance with the instructions for fitting a diamond core bit.
3. Push the locking ring and the dust extractor back toward the diamond core drilling machine.
4. Fit the socket cutter onto the connection end.
5. Push the dust removal attachment forward until it is in contact with the socket cutter and then secure it
in this position by sliding the locking ring toward the socket cutter.
6. Check that the dust extractor is free to rotate relative to the diamond core drilling machine.
6.5 Selecting the speed
CAUTION
Risk of damage! The product is faulty.
▶ Do not attempt to change gear while the machine is running. Wait until the product has come to a
standstill.
Set the selector switch according to the core bit diameter used.
▶ While using one hand to turn the core bit, set the switch to the recommended setting.
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