2. Open the filter cover.
3. Remove the fluted filter carefully from the
holder.
8.2.2 Fitting the fluted filter
1. Clean the filter seal with a cloth.
2. Fit the new fluted filter.
en
3. Close the filter cover.
8.3 Opening the appliance for checking
1. Engage the castor brakes.
2. Disconnect the supply cord plug from the
power outlet.
3. Open the two catches.
4. Lift the vacuum cleaner top section away
from the waste material container and
place it on a level surface.
8.4 Checking the antistatic clip 8
Check the antistatic clip for damage and have
it replaced by Hilti Service if necessary.
8.5 Checking the waste material level
CAUTION
Check the cut-out contacts and clean them
with a brush if necessary (if dirty).
Check that the float switch moves freely.
8.6 Closing the appliance
CAUTION
When fitting the top section of the vacuum
cleaner, take care to avoid pinching your
fingers or damaging the supply cord.
1. Check the seal at the vacuum cleaner top
section and clean it with a cloth if neces-
sary.
2. Fit the vacuum cleaner top section onto
the waste material container.
3. Close the two catches.
4. Plug the supply cord into the power outlet.
8.7 Care of the appliance
CAUTION
Disconnect the supply cord plug from the
power outlet.
Never operate the appliance when the ventil-
ation slots are blocked. Clean the ventilation
slots carefully using a dry brush. Clean the out-
28
Printed: 05.01.2017 | Doc-Nr: PUB / 5323628 / 000 / 00
side of the appliance at regular intervals with a
cloth. Do not use a spray, high-pressure water-
jet system, steam pressure cleaning equipment
or running water for cleaning. This may negat-
ively affect the electrical safety of the appliance.
Always keep the grip surfaces of the appliance
free from oil and grease. Do not use cleaning
agents which contain silicone.
The appliance must be handled for cleaning
and maintenance in a way that avoids expos-
ing maintenance personnel and other persons
to any hazards. Use filtered forced ventilation.
Wear personal protective equipment. Clean the
maintenance area in a way that prevents haz-
ardous substances escaping into the surround-
ing environment.
Vacuum off the outer surfaces of the appliance,
wipe it clean or seal it in suitable container
or material before removing it from an area
contaminated with hazardous substances. This
will help to avoid distribution of the hazardous
dust deposited on it.
When maintenance or repairs are carried out, all
contaminated parts which cannot be satisfact-
orily cleaned must be packed in impermeable
bags and disposed of in compliance with the
applicable disposal regulations.
The appliance must be subjected to a technical
inspection by Hilti Service or a trained person
at least once a year to check, for example, for
damage to the filter, air leakage, and to ensure
correct operation of controlling devices.
8.8 Maintenance
WARNING
Repairs to the electrical section of the ap-
pliance may be carried out only by trained
electrical specialists.
Check all external parts of the appliance for
damage at regular intervals and check that all
controls operate faultlessly. Do not operate the
appliance if parts are damaged or when the
controls do not function faultlessly. If neces-
sary, the appliance should be repaired by Hilti
Service.
8.9 Checking the appliance after care and
maintenance
After carrying out cleaning and maintenance,
check that the vacuum cleaner has been cor-