Hilti DD 120 Manual
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Hilti DD 120 Manual

Hilti DD 120 Manual

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DD 120
English
Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00

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Summary of Contents for Hilti DD 120

  • Page 1 DD 120 English Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 2 Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...

  • Page 3: Information About The Documentation

    Information about the documentation About this documentation • Read this documentation before initial operation or use. This is a prerequisite for safe, trouble-free handling and use of the product. • Observe the safety instructions and warnings in this documentation and on the product. •...
  • Page 4 Product-dependent symbols 1.3.1 "Must do" symbols The following "must do" symbols are used: Wear eye protection Wear a hard hat Wear ear protection Wear protective gloves Wear protective footwear Wear light respiratory protection 1.3.2 Symbols on the product The following symbols are used on the product: Theft protection indicator Service indicator Drilling performance indicator...
  • Page 5 The type designation and serial number are printed on the rating plate. ▶ Write down the serial number in the table below. You will be required to state the product details when contacting Hilti Service or your local Hilti organization to inquire about the product. Product information...
  • Page 6 ▶ Prevent unintentional starting. Ensure the switch is in the off-position before connecting to power source and/or battery pack, picking up or carrying the tool. Carrying power tools with your finger on the switch or energising power tools that have the switch on invites accidents. ▶...
  • Page 7 To achieve a high level of dust collection, use a suitable vacuum extractor of the type recommended by Hilti for wood dust and/or mineral dust and which is designed for use with this power tool. Make sure that the workplace is well ventilated. It is advisable to wear a respirator appropriate for the type of dust generated.
  • Page 8 ▶ Comply with national health and safety requirements. ▶ Comply with the safety rules and operating instructions for the accessories used. ▶ To reduce the risk of injury, use only genuine Hilti core bits and accessories. English Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 9 Parts and operating controls DD 120 diamond core drilling system Theft protection indicator (optional) On/off switch Service indicator End stop & Drilling performance indicator Rail English Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 10 Hand wheel Water swivel £ Adjusting screws for carriage play (4x) Gear switch Carriage lock Gearing section § ¡ Carriage Motor Anchor base plate Carbon-brush cover Leveling screws (4x) Supply cord with PRCD ∙ Chuck 3.2.1 Vacuum base plate (accessory) Clamping spindle Vacuum relief valve Vacuum hose connector...

  • Page 11: Technical Data

    Diamond core drilling machine, hand wheel, operating instructions. The drill stand is supplied as a separate unit. Other system products approved for use with this product can be found at your local Hilti Store or at: www.hilti.group. Using a generator or transformer This machine can be powered by a generator or transformer when the following conditions are fulfilled: The generator or transformer’s power output must be at least twice the rated input power shown on the...

  • Page 12: Preparations At The Workplace

    Equipment Core bit diameter Drilling direction With water collection system 16 ... 132 (*162) mm All directions and wet-type industrial vacuum extractor Without water collection system 16 ... 132 (*162) mm Not upwards and wet-type industrial vacuum extractor With water collection system 16 ...
  • Page 13 Install the hand wheel on the diamond core drilling machine 1. Remove the retaining pin and fit the hand wheel on to the shaft. 2. Secure the hand wheel by inserting the retaining pin. The hand wheel can be installed on either side of the carriage. Securing the diamond core drilling machine to the drill stand CAUTION Risk of injury Hazard presented by inadvertent starting of the diamond core drilling machine.
  • Page 14 ▶ Use anchors suitable for the material on which you are working and observe the anchor manufacturer’s instructions. Hilti metal expansion anchors M12 are usually suitable for use as anchors for diamond core drilling equipment in uncracked concrete. Under certain conditions, however, it may be necessary to use an alternative fastening method.
  • Page 15 1. From the center point of the hole to be drilled, draw an orientation line approx. 800 mm (31.5 in) toward and past where the diamond core drilling machine will be positioned. 2. Draw a positioning line intersecting the orientation line at right angles 203 mm (8 in) from the center point of the hole to be drilled.
  • Page 16 1. Remove the screw from the drill stand. 2. Install the water collector holder on the drill stand with the screw. 3. Position the water collector, with seal and water collector sealing disc installed, between the two movable arms of the water collector holder. 4.

  • Page 17: Operation

    2. Open the chuck (BI+) by turning it in the direction indicated by the "open brackets" symbol. 3. From below, push the connection end of the diamond core bit into the splines of the chuck on the diamond core drilling machine. 4.
  • Page 18 0 or the TEST button is pressed. ▶ Have your diamond core drilling machine repaired by Hilti Service. 4. Press the "I" or "RESET" button on the PRCD.
  • Page 19 Operating diamond core drilling machine with a wet-type industrial vacuum extractor 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.

  • Page 20: Care And Maintenance

    Switching off the diamond core drilling machine WARNING Risk of personal injury and material damage The diamond core bit fills with water during overhead drilling. The diamond core drilling machine may become damaged and the risk of electric shock is increased. ▶...
  • Page 21 ▶ Check all visible parts and controls for signs of damage at regular intervals and make sure that they all function correctly. ◁ Do not continue to operate this product if signs of damage are found or if parts malfunction. ▶...

  • Page 22: Transport And Storage

    ▶ Open the water flow regulator before stowing away the diamond core drilling machine. Troubleshooting ▶ If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by yourself, please contact Hilti Service. The diamond core drilling machine is not in working order Malfunction...
  • Page 23 Malfunction Possible cause Action to be taken Motor speed error. ▶ Have the machine repaired by Hilti Service. The service indicator blinks. The motor has overheated. ▶ Wait a few minutes until the motor has cooled down or allow the diamond core drilling...
  • Page 24 The brake has been applied. ▶ Release the brake. Safety clutch disengages too soon ▶ Have the machine repaired by or is slipping. Hilti Service. The handwheel can be turned The split pin is broken. ▶ Replace the split pin. without resistance.

  • Page 25: Rohs (Restriction Of Hazardous Substances)

    Most of the materials from which Hilti tools and appliances are manufactured can be recycled. The materials must be correctly separated before they can be recycled. In many countries, your old tools, machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti representative for further information.
  • Page 26 English Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 27 Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 28 Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 29 Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...
  • Page 30 Hilti = registered trademark of Hilti Corp., Schaan 20180427 Printed: 24.05.2018 | Doc-Nr: PUB / 5431649 / 000 / 00...

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