Troubleshooting - DeWalt D27902M Original Instructions Manual

 Dispose off the used flat-folded filter in
a dust-tight bag according to the statu-
tory provisions.
 Remove the dirt that has accumulated
on the pure air side.
 Insert new flat-folded filter.
 Close the filter door, it must lock into
place.
Exchanging the paper filter bag/dis-
posal bag
Close the suction connection
Illustration
 Close the suction connection, see wet
vacuuming.
Exchanging the paper filter bag
Illustration
 Release and remove the suction head.
 Pull the paper filter bag out towards the
rear.
 Pull the locking slide up and seal the pa-
per filter bag tightly when removing it.
 Dispose off the used paper filter bag in
a dust-tight bag according to the statu-
tory provisions.
 Insert the new paper filter bag.
 Insert and lock the suction head.
Replace the disposal bag
Illustration
 Release and remove the suction head.
 Put the disposal bag over.
 Pull the opening of the disposal bag out
toward the back over the suction sup-
port and seal it tightly.
 Tightly seal the disposal bag with clo-
sure strips underneath the opening.
 Remove disposal bag.
 Dispose of the disposal bag according
to the local provisions.
 Attach the new disposal bag.
 Pull disposal bag over the container.
 Insert and lock the suction head.
Replace membrane filter
Illustration
 Release and remove the suction head.
 Remove the membrane filter.
 Pull the new membrane filter over the
container edge.
 Insert and lock the suction head.
Cleaning the electrodes
 Release and remove the suction head.
 Clean the electrodes with a brush.
 Insert and lock the suction head.

Troubleshooting

Danger
First pull out the plug from the mains before
carrying out any tasks on the machine.
Note: In case of a failure (e.g. filter break-
age) the appliance must be turned off im-
mediately. The failure must be remedied
before the appliance is put into operation
again.
Suction turbine does not run
 Check cables, plugs, fuse, socket and
electrodes.
 Turn on the appliance.
Suction turbine turns off
 Empty the container.
Suction turbine does not start again
after the container has been emp-
 Turn off the appliance and wait for 5
seconds, turn it on again after 5 sec-
onds.
 Clean the electrodes as well as the
space between the electrodes with a
brush.
Suction capacity decreases
 Remove blockages in the suction noz-
zle, suction tube, suction hose, or flat
pleated filter.
 Replace the full paper filter bag.
 Replace the filled disposal bag (option).
 Ensure the filter cover properly locks
into place.
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EN
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