Hilti VC 20 Bedienungsanleitung Seite 25

▶ Ensure that the workplace is well ventilated. Exposure to dust at a poorly ventilated workplace may
result in damage to the health.
▶ Keep the workplace tidy. Objects which could cause injury should be removed from the working
area. Untidiness at the workplace can lead to accidents.
▶ Do not operate the appliance in explosive atmospheres, such as in the presence of flammable
liquids, gases or dust. Electric appliances cause sparks which may ignite the dust or fumes.
▶ Use extra care when working on stairs.
2.1.6 The material picked up
▶ Do not use the appliance to pick up flammable or explosive dusts (magnesium or aluminum dust
etc.) or dusts that present a health hazard. Do not use the appliance to pick up materials with a
temperature of over 60 °C (e.g. glowing cigarettes, hot ash).
▶ Do not use the appliance to pick up flammable, explosive or aggressive liquids (coolants and
lubricants, gasoline, solvents, acids (pH < 5), alkalies (pH > 12.5), etc.).
▶ Switch the appliance off immediately if foam or liquids escape from it.
▶ Wear protective gloves when using the vacuum cleaner to pick up hot materials up to a temperature
of 60 °C.
▶ When working with mineral drilling slurry, wear protective clothing and avoid skin contact with the
slurry (pH > 9: caustic).
▶ Avoid contact with alkaline or acidic liquids. If contact accidentally occurs, rinse with water. In
the event of the liquid coming into contact with the eyes, rinse the eyes with plenty of water and
consult a doctor.
VC 20-UL
VC 40-UL
▶ A Dust Class L appliance is suitable for picking up dry, non-flammable dusts, liquids, wood chips
and hazardous dusts with an exposure limit value of > 1 mg/m³. The appliance must be equipped
with a suitable filter corresponding to the hazard classification of the dusts to be picked up.
VC 20-UM
VC 20-UME
VC 40-UM
VC 40-UME
▶ A Dust Class M appliance is suitable for picking up dry, non-flammable dusts, liquids, wood chips
and hazardous dusts with an exposure limit value of ≧ 0.1 mg/m³. The appliance must be equipped
with a suitable filter corresponding to the hazard classification of the dusts to be picked up.
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2122701 English 21