DeWalt D25303DH Original Instructions Manual page 20

english
ELECTRONIC SWITCH-OFF DELAY
After turning the rotary hammer off, the extraction
system will run for a few seconds longer to vacuum
the remaining dust particles in the internal parts and
collect the dust in the dust collection box.
Setting the Drilling Depth (fig. 1)
Press the depth adjustment button (f) on the front of
the slider and move it to the desired drilling depth.
Release the button.
Adjusting the Drill Length (fig. 1)
1. Insert the appropriate drill bit.
2. Hold the dust extraction head (h) against a wall.
3. Push the tool to make the drill bit touch the
surface wall.
4. Press the length adjustment button (g) on top
of the back slider and move it to the desired
length. Release the button.
5. Gently withdraw the tool assembly from
the wall, taking care that the spring-loaded
mechanism does not release.
Emptying the Dust Collector
(fig. 1, 4, 5)
WARNING: Wear approved eye
protection and approved dust mask
when performing this procedure.
The dust collector (c) should be emptied as soon as
the performance has noticeably decreased.
1. Press the dust collection box release buttons (d)
and pull the dust collection box away from
the dust extraction system. Once the catch
mechanism is clear of the dust extraction
system the upper joint will also release
allowing the dust collection box to be removed
completely.
2. To empty the dust collection box (c) position
it over a suitable container to catch the dust
contained within it. Lift up the release catch (p)
to open the dust collection box, separating the
canister from the lid. Gently tapping the dust
collection box will encourage any dust trapped
within the filter to also be removed. Once the
filter lid and canister are empty reattach them,
ensuring the release catch (p) is securely
fastened. Refer to figure 5.
3. To reattach the dust collection box to the dust
extraction system first insert the rounded profile
of the upper joint into the recess on the dust
extraction system. Pivot the dust collection box
down so that the release buttons click back into
place. Refer to figure 4.
18
MAINTENANCE
Your D WALT dust extraction system has been
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designed to operate over a long period of time
with a minimum of maintenance. Continuous
satisfactory operation depends upon proper care
and regular cleaning.
WARNING: To reduce the risk of
serious personal injury, turn tool
off and disconnect battery pack or
power source before making any
adjustments or removing/installing
attachments or accessories. An
accidental start-up can cause injury.
WARNING: Use only D
replacement parts.
Replacing the Dust Collection Box
Filter Element (fig. 4, 5)
WARNING: Wear approved eye
protection and approved dust mask
when performing this procedure.
1. Press the dust collection box release buttons (d)
and pull the dust collection box away from
the dust extraction system. Once the catch
mechanism is clear of the dust extraction
system the upper joint will also release
allowing the dust collection box to be removed
completely.
2. Lift up the release catch (p) to open the dust
collection box, separating the box from the lid.
3. Pull the filter element (r) off the lid.
4. Use a screwdriver to remove the filter frame (t)
from the lid.
5. Place the new filter into the lid.
6. Put the filter frame over the filter and push it into
the lid until it locks in place.
7. Reattach the lid to the canister and snap it
closed.
8. Reattach the dust collection box to the dust
extraction system first insert the rounded profile
of the upper joint into the recess on the dust
extraction system. Pivot the dust collection box
down so that the release buttons click back into
place.
Replacing the Dust Brush (fig. 7)
WARNING: Wear approved eye
protection and approved dust mask
when performing this procedure.
The dust brush will wear during use and will need to
be replaced.
WALT
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