Hilti DD 150-U, Manual

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40 English 434949
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6.12 Working without dust removal
Use slotted core bits only when working without a dust removal system.
1. Secure the side handle in the desired position.
2. Optional: Install and use the two-part hole-starting aid. → page 39
3. Plug the supply cord into the power outlet and press the “Reset” switch or the “I” button on the PRCD.
4. Center the diamond core drilling machine where the hole is to be drilled.
5. Press the on/off switch on the diamond core drilling machine.
6.13 Hand-guided wet drilling without water collection system
WARNING
Danger of electric shock! There is a possibility of water flowing over the motor and cover if the vacuum
removal system is faulty.
▶ Cease operations immediately if the vacuum removal system is not working.
1. Secure the side handle in the desired position.
2. Optional: Install and use the two-part hole-starting aid. → page 39
3. Plug the supply cord into the power outlet and press the “Reset” switch or the “I” button on the PRCD.
4. Center the diamond core drilling machine where the hole is to be drilled.
5. Slowly open the water flow regulator until the water flows at the desired rate. The indicator on the side
handle enables you to check the water flow.
6. Press the on/off switch on the diamond core drilling machine.
6.14 Hand-guided wet-drilling with the water collection system
WARNING
Danger of electric shock! There is a possibility of water flowing over the motor and cover if the vacuum
removal system is faulty.
▶ Cease operations immediately if the vacuum removal system is not working.
Do not use the power socket on the wet vacuum extractor.
1. When using a vacuum extractor: Start the wet vacuum extractor and open the water supply.
2. Secure the side handle in the desired position.
3. Optional: Install and use the two-part hole-starting aid. → page 39
4. Plug the supply cord into the power outlet and press the “Reset” switch or the “I” button on the PRCD.
5. Center the diamond core drilling machine where the hole is to be drilled.
6. Slowly open the water flow regulator until the water flows at the desired rate. The indicator on the side
handle enables you to check the water flow.
7. Press the on/off switch on the diamond core drilling machine.
6.15 Wet-drilling with the drill stand 15
WARNING
Danger of electric shock! There is a possibility of water flowing over the motor and cover if the vacuum
removal system is faulty.
▶ Cease operations immediately if the vacuum removal system is not working.
For drilling upward, the use of a wet vacuum cleaner in conjunction with a water collection system is
a mandatory requirement!
1. Slowly open the water flow regulator until the water flows at the desired rate.
Printed: 09.08.2019 | Doc-Nr: PUB / 5069546 / 000 / 09