Hilti NURON VC 140-2-22 Manual Del Usuario página 18

▶ After using it to vacuum up liquids, do not tilt the vacuum cleaner and transport the vacuum cleaner in
the upright position only.
▶ Use the tapered adapter to connect both ends of the hose together conveniently for transport.
9 Troubleshooting
If a problem occurs, always observe the status indicator of the battery. See the section headed Status
indicators of the Li­ion battery.
If the trouble you are experiencing is not listed in this table or you are unable to rectify the problem by
yourself, contact Hilti Service.
Trouble or fault
The battery doesn't engage
with an audible click.
LEDs of the battery show
nothing
Reduced suction
performance.
LED shows, the vac-
uum cleaner switches off au-
tomatically.
LED shows: The air
speed in the suction hose has
dropped below 20 m/s.
Dust is blown out of the appli-
ance.
Slight electric shocks are felt.
14 English
Possible cause
The retaining lug on the battery is
dirty.
Battery faulty.
The waste material container is full. ▶ Empty the waste material
The suction hose or nozzle is
blocked.
The filter is clogged
The suction hose or nozzle is dam-
aged.
The suction hose is not engaged.
The waste material container is full. ▶ Empty the waste material
The dust bag is full.
The filter element is clogged with
dirt or dust.
The suction hose or dust hood on
the electric tool is blocked.
The hose diameter setting is incor-
rect.
The filter element is not fitted cor-
rectly.
The filter element is damaged.
Electrostatic discharge.
Action to be taken
▶ Clean the retaining lug and push
the battery in until it engages.
▶ Contact Hilti Service.
container.
▶ Clean the suction hose and
nozzle.
▶ Bump-clean the filter.
→ page 10
▶ Change the filter. → page 12
▶ Check that the filter is seated
correctly.
▶ Replace the suction hose or
nozzle.
▶ Connect/disconnect the suction
hose. → page 10
container.
▶ Change the dust bag.
▶ If the automatic filter cleaning
system is deactivated, activate
it and allow the vacuum cleaner
to run for 30 seconds.
▶ Clean the suction hose and the
dust hood.
▶ Set the hose diameter.
Correctly re-install the filter
▶
element. → page 12
▶ Install a new filter element.
→ page 12
▶ Increase the air humidity.
▶ Operate the vacuum cleaner in
ECO mode.
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