Hilti VC 20L-X, Original Operating Instructions, Page: 13 / 128

*2268127*
2268127 English 7
VC 20M-X
VC 40M-X
Additionally in the case of M-class vacuum cleaners
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Collecting dry, non-flammable dusts, liquids, wood shavings and hazardous dusts with an exposure
limit value of ≧ 0.1 mg/m³ (dust class M).
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Machines designed for picking up mineral dust containing quartz must correspond to at least dust
class M.
VC 20L-X
VC 40L-X
Additionally in the case of L-class vacuum cleaners
▶
Vacuuming up dry, non-flammable dusts, liquids, wood shavings and hazardous dusts with an
exposure limit value of > 1 mg/m³ (dust class L).
3.3 Possible misuse
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Do not use the vacuum cleaner to vacuum up asbestos.
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Do not operate the vacuum cleaner when it is laid flat.
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Do not use the vacuum cleaner to vacuum up substances that present a risk of explosion, glowing,
burning or flammable substances or aggressive dusts (e.g. magnesium or aluminum dust) (exception:
wood shavings).
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Do not use the vacuum cleaner to vacuum up flammable liquids (e.g. gasoline, solvents, acids, coolants
and lubricants).
3.4 Status indicators on the product
Display Description
Change filter
service indicator
When the LED lights up, the filter is clogged.
1. Check the fill level in the waste material container
2. Press the Manual filter cleaning operating button.
3. Check the filter; replace it if necessary.
Fill level monitoring
When the LED lights up, automatic cut-out in wet operating mode is active.
Empty the container and clean the sensors.
Power indicator
The LED array is an indicator for current filter status. When suction power is
at maximum, all three 3 LEDs light up.
3.5 Operating buttons on the product
Operating button Description
Manual filter cleaning
Press this button to perform manual cleaning of the filter.
Automatic filter cleaning
When the LED lights up, automatic filter cleaning is active.
Deactivate automatic filter cleaning by pressing the button. The LED goes
out.