Safety Instructions For All Operations; Before Use; Operation - Hilti DD VP-U Manual De Instrucciones

f) During operation, protect the appliance
and hose from the effects of external
influences which could result in damage
to the water separator or hose.

5.5 Safety instructions for all operations

a) Observe the operating instructions for
en
the diamond coring machine used.
b) Avoid restriction or blocking of the hose,
e.g. pinching, kinking or entry of dirt.
c) Keep the
pump clean and unobstructed. Ensure
adequate free space at the air exit
in order to avoid overheating of the
appliance.
d) Never allow the pump to stand in water.
e) The pump should stand on a dry ho-
rizontal surface when in operation and

6 Before use

6.1 Setting up the pump
Stand the pump on a dry, horizontal surface
and secure it to prevent possible movement.

7 Operation

WARNING
Check the system for correct operation and va-
cuum before resuming work after maintenance.
14
Printed: 29.05.2017 | Doc-Nr: PUB / 5071482 / 000 / 03 Printed: 31.03.2017 | Doc-Nr: PUB / 5071482 / 000 / 01
ventilation slots on
should be secured to prevent possible
movement.
f) The vacuum will be maintained for a short
time after failure of the electric supply or
malfunction of the appliance. Should this
occur, stop working immediately and
check the pressure gauges on the pump
and vacuum base plate. Secure the work-
pieces to prevent falling.
g) Do not modify the appliance or tamper
with its parts.
the
h) Use only genuine Hilti spare parts.
i) Empty the water separator each time be-
fore transporting the pump.
j) Ensure that the workplace is well lit.
5.6 Service
Have your power tool serviced by a qualified
repair person using only identical replace-
ment parts. This will ensure that the safety of
the power tool is maintained.
Check to ensure an unobstructed flow of cool-
ing 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.
Connect the hose from the pump to the vacuum
baseplate.
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.