26 - en
*depending on the equiment variant
Precautionary measures with vacuum cleaners class H and M
The outside of the vacuum cleaner should be cleaned by dust
extraction procedures and wiped down, or should be treated with a
sealing agent before being removed from the hazardous area. All
parts of the vacuum cleaner must be considered to be contaminat-
ed when they are removed from the hazardous area, and suitable
handling must be used to prevent dust distribution.
Contaminated items
When carrying out maintenance or repair work, all contaminated
items which
have not been adequately cleaned, must be disposed
of. Such items must be disposed of in impermeable bags in
accordance with the applicable regulations concerning the disposal
of such waste.
12.1 Testing the effectiveness of the vacuum
cleaner
NOTE: In addition, the effectiveness of the vacuum cleaner class H
must be checked at least once a year.
There must be an adequate air exchange rate L in the room if the
exhaust air returns to the room. Further information can be taken
from your national regulations.
If the suction of the vacuum cleaner reduces and the cleaning
procedure of the folding lter cassettes increases, the suction
performance is not adequate (provided that the container is empty
and the eece lter bag has been replaced) then it is necessary to
replace the folding lter cassettes (see short-form instructions
and Section 9.1).
12.2 Cleaning
NOTE
Acids, acetone and solvents can damage parts of the vacuum
cleaner.
▶ Clean container and accessories with water.
▶ Wipe the top section with a damp cloth.
▶ Allow the container and accessories to dry.
12.3 Repair
l DANGER!
Inappropriately repaired vacuum cleaners present a danger to
the operator.
Have repairs carried out by specialists, e. g. customer service.
Use only genuine spare parts.
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