Hilti DD VP-U Operating Instructions Manual page 7

is damaged it must be replaced with a
specially-prepared supply cord available
from Hilti Customer Service. Check ex-
tension cords at regular intervals and
replace them if found to be damaged. Do
en
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.
5.3 Personal safety
a) Keep children and other persons away
from the area while the appliance is in
use. Distractions can cause you to lose
control.
b) Children should be supervised to ensure
that they don't play with the appliance.
c) Stay alert, watch what you are doing and
use common sense when operating the
appliance. Do not use the appliance while
tired or under the influence of drugs, al-
cohol or medication. A moment of inatten-
tion while operating appliances may result
in serious personal injury.
d) Avoid unusual body positions. Make sure
you work from a safe stance and stay in
balance at all times.
5.4 Safe use and operation
a) Take the influences of the surrounding
area into account. Do not expose the
appliance to rain or snow and do not use
it in damp or wet conditions. Do not use
the appliance where there is a risk of fire
of explosion.
b) Use the right appliance for the job. Do
not use the appliance for purposes for
which it was not intended. Use it only as
directed and when in faultless condition.
c) Do not abuse the supply cord and/or the
hose. Never use the supply cord or hose
to carry or pull the appliance and do not
pull the supply cord when unplugging.
Damaged supply cords increase the risk of
electric shock.
d) Keep the supply cord and hose away
from heat, oil, sharp edges or moving
parts.
e) Check the appliance and its accessories
for any damage. Guards, safety devices
4
and any slightly damaged parts must be
checked carefully to ensure that they
function faultlessly and as intended.
Check that moving
correctly without sticking and that no
parts are damaged. All parts must be
fitted correctly and fulfill all conditions
necessary for correct operation of
the appliance.
safety devices and other parts must
be repaired or replaced properly at
an authorized service center unless
otherwise indicated in the operating
instructions.
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
the diamond coring machine used.
b) Avoid restriction or blocking of the hose,
e.g. pinching, kinking or entry of dirt.
c) Keep the ventilation
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 horizon-
tal surface when in operation and should
be secured to prevent possible move-
ment.
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.
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-
parts function
Damaged guards,
slots on the