DD VP-U Printed: 08.07.
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ORIGINAL OPERATING INSTRUCTIONS DD VP‑U vacuum pump It is essential that the operating instructions are read before the appliance is operated for the first time. Always keep these operating instructions together with the appliance. Ensure that the operating instructions are with the appliance when it is given to other persons.
Symbols en Read the operating instructions before use. Location of identification data on the appliance The type designation and serial number can be found on the type identification plate on the appliance. Make a note of this data in your operating instructions and always refer to it when making an enquiry to your Hilti representative or service department. Type: Generation: 01 Serial no.: 2 Description 2.
4 Technical data Right of technical changes reserved. Rated voltage Rated current: see motor rating plate Power input Frequency Protection class Max. dispensing rate Min. rel. vacuum Dimensions (L x W x H) Supply cord type Mains plug Supply cord length Extension cord length Extension cord type Weight Water separator capacity Hose length Hose diameter 120 V 5 Safety instructions WARNING! Read all instructions.
is damaged it must be replaced with a specially-prepared supply cord available from Hilti Customer Service. Check extension cords at regular intervals and replace them if found to be damaged. Do not touch the supply cord in the event of it suffering damage while working. Disconnect the supply cord plug from the power outlet. Damaged supply cords present a risk of electric shock. en 5.3 Personal safety a) Keep children and other persons away from the area while the appliance is in use.
ment parts. This will ensure that the safety of the power tool is maintained. 6 Before use 6.1 Setting up the pump Stand the pump on a dry, horizontal surface and secure it to prevent possible movement. Check to ensure an unobstructed flow of cooling air to the pump. The area up to at least 20 cm from the cooling air intake and exit must be kept free. WARNING Avoid pinching or kinking the supply cord and hose. NOTE Check the water level in the water separator and empty it if necessary.
7 Operation en WARNING Check the system for correct operation and vacuum before resuming work after maintenance. 7.1 Checking pump operation and vacuum 1. Plug the supply cord into the power outlet. 2. Switch the pump on at the on / off switch. 3. After a short time, the pressure gauge should indicate a pressure within the green area. 7.2 Switching the pump on 1. Plug the supply cord into the power outlet. 2. Switch the pump on at the on / off switch.
WARNING Improper cleaning may adversely affect electrical safety. 8.1 Care of the appliance CAUTION Disconnect the supply cord plug from the power outlet before maintenance. 8.2 Emptying the water separator 2 1. Connect the hose to the vacuum base plate in order to release any remaining vacuum pressure. 2. Rotate the water separator container to the “open” position and pull it down and away from the pump (bayonet connection). 3. Empty the container. 4. Check the ball float.
Fault Possible cause The pump switches itself off. The pump is defective. The overheating cut-out has been activated. The water separator container cannot be removed. The system is still under vacuum. The pump doesn’t start. Electric power failure. en Remedy Check the fuses and cables. Check the position of the switch. Check that the electric supply voltage complies with the details given on the rating plate. Return the appliance for repair. Allow the appliance to cool down.
Hilti Corporation Printed: 08.07.2013 | Doc-Nr: PUB / 5069625 / 000 / 01 416186 / A2 416186 Hilti = registered trademark of Hilti Corp., Schaan W 3587 | 0613 | 00-Pos. 3 | 1 Printed in Liechtenstein © 2013 Right of technical and programme changes reserved S. E. & O. *416186* LI-9494 Schaan Tel.: +423 / 234 21 11 Fax:+423 / 234 29 65 www.hilti.