*2268128*
2268128
English
13
Malfunction
Possible cause
Action to be taken
The motor doesn’t restart.
The mains circuit breaker has been
tripped.
▶
Reset the circuit breaker.
▶
Find the reason for the overload
current if the circuit breaker
trips again.
The waste material container is full.
▶
Switch the appliance off and
empty the waste material
container.
The motor overheating protection
cut-out has been activated.
▶
Switch the appliance off and
allow it to cool down for about
5 minutes.
▶
If the motor doesn’t start, return
the appliance to
Hilti
Service.
The motor is repeatedly switched
off by its thermal cut-out.
▶
Clean the air vents carefully
using a dry brush.
The motor doesn’t run when
set to “AUTO”.
The appliance is faulty or is not
correctly plugged in.
▶
Make sure that the supply
cord plug is fully plugged in
and check that the appliance
functions correctly.
The automatic filter element
cleaning system doesn’t
work.
No suction hose is connected.
▶
Connect the suction hose.
10.2
Malfunction, system device
If the vacuum cleaner is used in a wireless system, connected system devices can output the following
messages on their displays.
Malfunction
Possible cause
Action to be taken
The
Unknown error
service
indicator lights up.
The connected system device has
received an unknown error code
from the vacuum cleaner.
▶
Check the vacuum cleaner for
malfunctions.
Change filter
service indica-
tor lights up.
Filter element is clogged or too old.
▶
Check the fill level in the waste
material container.
▶
Press the
Manual cleaning
operating button. → page 6
▶
Change the filter, if necessary.
No filter element inserted.
▶
Insert a suitable filter element.
Water level cut-out
service
indicator lights up.
The water level cut-out is acti-
vated.
▶
Clean the sensors and the
area around the sensors with a
brush.
11
Disposal
Most of the materials from which
Hilti
products are manufactured can be recycled. The materials must be
correctly separated before they can be recycled. In many countries, your old tools, machines or appliances
can be returned to
Hilti
for recycling. Ask
Hilti
Service or your Hilti representative for further information.
