Hilti VC 20H-X Manuel D'utilisation page 37

8.2 Filter cleaning
Do not attempt to clean the filter element by knocking it against a hard object and do not use pointed
instruments. This will reduce the life of the filter element.
Do not use compressed air to clean the filter element. This may cause tears in the filter material.
The condition of the filter element deteriorates with use.
▶ Replace the filter element at least every six months.
▶ However, if used intensively, the filter element should be replaced more often.
8.3 Changing the filter element
1. Disconnect the supply cord plug from the power outlet.
2. Slacken the locating screw with a hex key (5 mm).
3. Open the retainer for the filter cassette.
4. Open the filter cassette.
5. Carefully remove the filter element, gripping it at the areas provided in the holder.
▶ Dispose of the filter in the sealed bag in accordance with the applicable regulations.
6. Clean the sealing surface with a cloth.
7. Insert the new filter element.
8. Close the filter cassette by flipping the cover catch forward.
9. Close the safety retainer for the filter cassette.
10. Be sure to remove the dust that escapes from the vacuum cleaner and/or the filter element due to the
filter change operation.
8.4 Checking the container level monitoring system
1. Disconnect the supply cord plug from the power outlet.
2. Open the two catches.
3. Lift the vacuum cleaner top section away from the waste material container and place it on a level surface.
4. Check the cut-off contacts (wire sensors) for dirt accretions and if necessary, brush the contacts clean.
5. Check the seal at the vacuum cleaner top section and clean it with a cloth if necessary.
6. Position the vacuum cleaner top section on top of the waste material container.
7. Close the two catches.
8. Check to ensure that the vacuum cleaner top section is installed correctly and secured.
8.5 Checks after cleaning and maintenance
1. After cleaning or carrying out maintenance, check that the vacuum cleaner is assembled correctly and
that it functions faultlessly.
2. Test each of the functions.
9 Transport and storage
9.1 Transport
Do not carry the vacuum cleaner when the waste material container is full.
Do not attempt to crane-lift the vacuum cleaner.
▶ Remove the power conditioner and all loose accessory tools from the cradle.
▶ Empty the vacuum cleaner before the vacuum cleaner is to be carried to another location.
▶ 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.
H-class vacuum cleaners
WARNING
Risk of injury by dusts that are hazardous to health! Hazardous material that has been vacuumed up can
escape through the suction hose intake fitting.
▶ Close the intake fitting on a class H vacuum cleaner with the cap provided before transportation and
when the vacuum cleaner is not in use.
*2326117*
5
2326117
4
English 31