Hilti VC 20-UM Manual Original página 29

stances with an exposure limit value of
≧0.1mg/m³. The vacuum cleaner must be
equipped with a filter suitable for the
hazard classification of the dusts to be
picked up.
c) Do not use the appliance to pick up
flammable, explosive or aggressive li-
quids (coolants and lubricants, gasoline,
solvents, acids (pH<5), alkalis (pH>12.5)
etc.)
d) Switch the appliance off immediately if
foam or liquids escape from it.
e) Avoid contact with alkaline or acidic
liquids. If contact accidentally occurs,
flush 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.
f) Wear protective gloves when using the
vacuum cleaner to pick up hot materials
with a max. temperature of 60°C.
g) Do not pick up objects or materials that
could cause injury by piercing through
the dust bag (e.g. pointed or sharp ob-
jects).
6 Before use
CAUTION
The mains voltage must comply with the
specification given on the type identification
plate. Ensure that the appliance is discon-
nected from the electric supply.
DANGER
Connect the appliance only to properly
earthed/grounded power sources.
CAUTION
Always check to ensure that the vacuum
cleaner is standing securely. Engage the
castor brakes.
CAUTION
When fitting the top section of the vacuum
cleaner, take care to avoid pinching your
fingers or damaging the supply cord.
5.8 Thermal
Do not use the vacuum cleaner to pick up
hot materials with a temperature of over
60°C (glowing cigarettes, hot ash, etc.).
5.9 Personal protective equipment
a) The user and any other persons in the
vicinity must wear suitable eye protec-
tion, a hard hat, ear protection, protect-
ive gloves, safety footwear and respirat-
ory protection while the appliance is in
use or during servicing.
b) When working with mineral drilling slurry,
wear protective clothing and avoid skin
contact with the slurry (pH>9: caustic).
6.1 Use of extension cords and
generators or transformers
See section "Description / use of extension
cords".
6.2 Operating the appliance for the first
time 2
1. Open the two catches.
2. Lift the vacuum cleaner top section away
from the waste material container.
3. Remove the accessories and packaging
from the waste material container.
NOTE Use the class M version for picking
up dusts with an exposure limit value of ≧
0.1 mg/m³. Fit a plastic dust bag for mineral
dust or a paper dust bag for wood dust in
accordance with the instructions.
NOTE When used to pick up harmless
dusts: Fit a plastic dust bag in the container
in accordance with the instructions (see
printed instructions).
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