) Gear selector Water flow indicator + Water flow regulator L Water flow indicator § Chuck Water collector system / Supply cord with PRCD (DD 350)/supply cord Ö Water collector holder (DD 500) Ä Water collector : Carrying grips (2x) † Seal ·...
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Keep these pages open while studying the oper- ing instructions before use. ating instructions. In these operating instructions, the designation “the machine” refers to the DD 500 or DD 350 core drilling /min machine. Amps Volts Watts Hertz...
2.1 Use of the equipment as intended tions concerning operation, care and maintenance. The DD 350 or DD 500, with the DD HD-30 drill stand, Observe the safety precautions and operating instruc- form drilling rigs designed for wet core drilling in min- tions for the accessories used.
** The DD 350 110 V is suitable only for intermittent operation with 40% relative switched-on time (operating mode S3, intermittent operation, in accordance with DIN EN 60034-1). After running for 24 minutes at maximum load the machine must be allowed to cool for at least 36 minutes.
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period. Identify additional safety measures to protect the operator from the effects of vibration such as: maintain the tool and the accessories, keep the hands warm, organisation of work patterns. Machine DD 500 318 V–415 V Rated voltage* Rated power input* 5500 W Rated current* 9–10.5 A...
● lating transformer). Test the PRCD each time before lead the supply cord, extension cord and water hose use (DD 350, 220 to 240 V). away to the rear. Printed: 28.11.2013 | Doc-Nr: PUB / 5145267 / 000 / 02...
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Damaged or faulty switches must be replaced at a ● conditioning (chromate, wood preservative). Material Hilti service center. Do not use the machine if it can- containing asbestos must only be treated by spe- not be switched on and off correctly.
5.3.3 Thermal hazards The core bit may become hot during use. Wear pro- ● tective gloves when changing core bits. 5.4 Requirements to be met by users The machine is intended for professional use. ● The machine may be operated, serviced and repaired ●...
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Under certain conditions it may be necessary to use an alternative fastening method. Please contact 1. Turn the four leveling screws back until they project Hilti Technical Service if you have any questions about approx. 5 mm beneath the vacuum base plate. secure fastening.
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-CAUTION- Before beginning drilling and during oper- 5. Tighten the locking bolt securely. ation, it must be ensured that the pressure gauge pointer 6.1.8 Mounting the machine on the drill stand remains within the green area. -CAUTION- 12. Use the four leveling screws to level the vacuum Ensure that the machine is disconnected from the elec- base plate.
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6.4. Use of a generator or transformer 1. Lock the carriage in position on the column (activate the carriage locking mechanism) and check that the 6.4.1 DD 350 drill stand is fastened securely. This machine may be powered by a generator or trans- 2.
Have the machine repair - The core drilling operation may cause hazardous frag- ed by a qualified specialist using genuine Hilti spare parts. ments to fly off. Wear eye protection and a hard hat. 4. Press the “ON” button on the PRCD ground fault inter- rupter again.
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ing the drilling performance indicator (optimum drilling green lamps in the display light. performance is achieved when the green lamps in the 7.5 Operating the drilling machine with the water display light). collector system and wet-type vacuum cleaner 7.3.2 Using drilling-starting mode (accessory) -NOTE- -NOTE-...
The machine is faulty or a safety in the middle) and then switch on again. Have and the service indicator cut-out has been activated. the machine serviced by Hilti if the fault per- blinks. sists. Return the machine to Hilti for servicing.
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Free the core bit. Switch the motor off and (stalled) for too long. then on again. Electric power failure. Check the plug connections, electric supply, PRCD (DD 350) and fuse in the electric supply. Electronics defective. Have the machine repaired at a Hilti service center.
10. Disposal Recycle waste material Most of the materials from which Hilti tools or machines are manufactured can be recycled. The materials must be correctly separated before they can be recycled. In many countries, Hilti has already made arrangements for taking back your old power tools for recycling.
11. Manufacturer's warranty – tools Hilti warrants that the tool supplied is free of defects Hilti is not obligated for direct, indirect, incidental in material and workmanship. This warranty is valid so or consequential damages, losses or expenses in long as the tool is operated and handled correctly,...