![background image](http://html1.mh-extra.com/html/hilti/vc-20-u-y/vc-20-u-y_operating-instructions-manual_2136495033.webp)
5. Fit the vacuum cleaner top section onto the waste
material container.
6. Close the two catches.
7. Check to ensure that the vacuum cleaner top section
is fitted correctly and secured.
8. Connect the suction hose to the appliance.
6.1.1.2 Fitting the plastic dust bag
1. Open the two catches.
2. Lift the vacuum cleaner top section away from the
waste material container.
3. Fit a new plastic dust bag (see instructions printed
on it) in the waste material container.
4. Fit the vacuum cleaner top section onto the waste
material container.
5. Close the two catches.
6.2 Charging batteries
6.2.1 Battery use and care
CAUTION
This appliance is designed for use with the specified Hilti
batteries. Charging other batteries is not permissible. A
risk of personal injury or fire and irreparable damage to
the battery and appliance may otherwise result. A caustic
liquid may leak from defective batteries. Avoid contact
with this liquid.
NOTE
Before inserting the battery, check that the contacts in
the charging station are clean and free from grease.
Store the battery in a cool, dry place. Never store the
battery where it is exposed to the heat of the sun, on a
radiator or behind glass, e.g. at a window. Batteries that
have reached the end of their life must be disposed of
safely and correctly to avoid environmental pollution.
6.2.2 Charging the battery
DANGER
Use only the specified Hilti batteries.
DANGER
Charge the batteries only in this appliance or with a
Hilti charger.
6.2.2.1 Charging a new battery for the first time
Charge the battery fully before using it for the first time.
6.2.2.2 Charging a previously used battery
DANGER
Charge the batteries only in this appliance or with a
Hilti charger.
Ensure that the outer surfaces of the battery are clean and
dry before inserting the battery in the charging station.
6.2.2.3 Recharging Li-ion batteries
CAUTION
Make sure that the outer surfaces of the battery are
clean and dry before inserting it in the charging sta-
tion.
Lithium-ion battery packs are ready to use at any time,
even when only partially charged. Charging progress is
indicated by the LEDs.
6.2.3 Fitting the battery
DANGER
Use only the specified Hilti batteries.
1. Open the battery compartment cover.
2. Push the battery into the appliance from the rear as
far as it will go and until it is heard to engage with a
click.
3.
CAUTION
A falling battery may present a risk of
injury to yourself and others.
Before beginning the work, check that the battery is
fitted securely to the appliance.
6.2.4 Removing the battery
3
1. Open the battery compartment cover.
2. Press one or both release buttons.
3. Pull the battery out of the appliance toward the rear.
6.2.5 Transport and storage of battery packs
If you disconnect a battery pack from the power tool
for transport or storage, make sure that the contacts of
the battery pack are not short-circuited. Remove loose
metal parts such as screws, nails, clamps, loose screw
bits, wires or metal swarf from the case, toolbox or
transport container, or prevent these parts from coming
into contact with the battery packs.
Observe national and international transport regulations
when shipping battery packs (transportation by road, rail,
sea or air).
6.3 Using the vacuum cleaner in battery-powered
mode (after charging)
Fit one or two batteries of a type specified for use with
the appliance, as previously described.
NOTE
Make sure that the batteries are charged.
6.4 Transport
DANGER
With vacuum cleaners of the class M, take care to
ensure that the hose socket cap is fitted when the
appliance is transported or not in use.
Do not carry the appliance when it is full of waste material.
en
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Printed: 24.03.2014 | Doc-Nr: PUB / 5140202 / 000 / 03
Printed: 28.03.2019 | Doc-Nr: PUB / 5140202 / 000 / 04