Bosch Professional GAS 18V-12 MC Original Instructions Manual page 23

– To remove the battery (31), press the release button on
the battery and pull it out of the battery bay (30).
– Close the battery compartment cover (18).
Note: Due to the filter cleaning system, closing the battery
compartment cover requires the use of increased force.
Battery Charge Indicator
When the rechargeable battery is inserted, you can see the
state of charge of the battery on the user interface (6). When
the rechargeable battery is removed, you can see this on the
battery itself.
Battery Charge Indicator on the Dust Extractor
After the dust extractor is switched on, the five green LEDs
of the battery charge indicator (3) will light up individually
on the user interface one after another in ascending and des-
cending order. Then the LEDs will indicate the state of
charge of the battery (31).
Battery Charge Indicator on the Rechargeable Battery
If the rechargeable battery is removed from dust extractor,
its state of charge may be indicated by the green LEDs of the
battery charge indicator on the battery.
Press the button for the battery charge indicator
show the state of charge.
If no LED lights up after pressing the button for the battery
charge indicator, then the battery is defective and must be
replaced.
Note: Not all battery types have a battery charge indicator.
Battery model GBA 18V...
LEDs
3× continuous green light
2× continuous green light
1× continuous green light
1× flashing green light
Battery model ProCORE18V...
LEDs
5× continuous green light
4× continuous green light
3× continuous green light
2× continuous green light
1× continuous green light
1× flashing green light
Recommendations for Optimal Handling of the
Battery
Protect the battery against moisture and water.
Bosch Power Tools
Only store the battery within a temperature range of −20 to
50 °C. Do not leave the battery in your car in the summer, for
example.
Occasionally clean the ventilation slots on the battery using a
soft brush that is clean and dry.
A significantly reduced operating time after charging indic-
ates that the battery has deteriorated and must be replaced.
Follow the instructions on correct disposal.
Assembly
Remove the battery before cleaning or performing
u
maintenance on the dust extractor, making tool ad-
justments, changing accessories or placing the dust
extractor in storage. This safety measure prevents the
dust extractor from being started accidentally.
Inserting the Main Filter (see figure B)
The main filter (32) is a HEPA pleated filter with extremely
high filtration performance for cleaning exhaust air.
– Open the catches (13) and remove the top part of the va-
cuum cleaner (15).
or to
Note: When removing and setting down the top part of the
dust extractor (15), make sure that the rods of the bag
holder (33) do not bend or break.
– Place the main filter (32) over the float cage (34) and
turn it as far as it will go in the rotational direction
the filter holder (35).
– Put the top part of the vacuum cleaner (15) on and close
the catches (13).
Note: Ensure that the filter is always fitted correctly. This is
particularly important when vacuuming hazardous dust.
Capacity
Inserting/removing the plastic bag (dry
60−100 %
extraction) (see figure C)
30−60 %
Note: When removing and setting down the top part of the
5−30 %
dust extractor (15), make sure that the rods of the bag
0−5 %
holder (33) do not bend or break.
Open both catches (13) and remove the top part of the dust
extractor (15).
For dry extraction, insert a plastic bag (36) into the
container (12).
Insert the plastic bag (36) into the container (12) ➊ with the
Capacity
inlet facing upwards.
80−100 %
Make sure that the plastic bag (36) touches all the inside
60−80 %
walls of the container (12) ➋.
Fold the rest of the plastic bag (36) over the edge of the con-
40−60 %
tainer (12).
20−40 %
Put the top part of the dust extractor (15) back on ➌ and
5−20 %
close the dust extractor using the catches (13).
0−5 %
Ensure that the dust extractor is always properly
u
closed.
Note: Make sure when replacing the top part of the dust
extractor (15) that you do not pierce the plastic bag (36)
with the rods of the bag holder (33).
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