8.2
Extracting dry materials
CAUTION
Hazardous dust
Damage to the respiratory passage
► Always use a safety filter bag and an ap
propriate main filter when extracting haz
ardous materials.
► Do not use the machine if the volumetric
flow monitoring function is inactive.
When extracting large quantities of oak
or beech wood dust or dust that exceeds
the permitted limit values, only extract from a
single machine (electric or air tool).
Observe the following when extracting dust
generated by operating electric power tools:
If the exhaust air is discharged back into the
room, the air renewal rate L within the room
must be sufficient. The volume of air dis
charged back into the room must not exceed
50% of the fresh air volume flow (room volume
V
x air renewal rate L
R
vant regional regulations.
Remember: A moist main filter clogs more
quickly when extracting dry materials. There
fore, dry the main filter before extracting dust
or replace the damp filter with a dry one.
8.3
The antistatic system
Friction inside the extraction hose causes static
electricity to develop during extraction. Operat
ing personnel may receive unpleasant electric
shocks while working. The mobile dust extrac
tor is fitted with an antistatic system as stand
ard to discharge any static electricity that may
develop. However, always use the enclosed an
tistatic extraction hose.
8.4
After finishing work
Pull the plug from the socket when the
machine is not in use and prior to main
tenance and cleaning work.
► Switch off the mobile dust extractor and
pull out the mains plug.
► Wind up the mains power cable.
► Empty the dirt trap.
► Close off the extractor opening [1-2] using
the sealing plug [1-1].
). Observe all the rele
W
WARNING
Hazardous dust
Damage to the respiratory passage
► Wipe down the mobile dust extractor and
clean all accessories thoroughly using the
extractor (inside and out) before removing
from the working area.
► Parts that you were not able to clean thor
oughly must be sealed in an airtight plastic
bag prior to transportation.
► Wear a dust mask!
The machine shall be stored indoors on
ly.
► Place the mobile dust extractor in a dry
room inaccessible to unauthorised users.
Observe for dust reduced transport:
► Observe for dust reduced transport:
► Ensure a secure fixation during transport.
Only transport the appliance with closed
sealing plug.
9
Service and maintenance
WARNING
Risk of injury, electric shock
► Always pull the mains plug from the socket
before performing any servicing and main
tenance work.
► All maintenance and repair work which re
quires the motor housing to be opened
should always be carried out by an author
ised service workshop.
Customer service and repairs must only be
carried out by the manufacturer or service
workshops: Find the nearest address at:
www.festool.com/Service
EKAT
4
5
3
2
1
Always use original Festool spare parts. Order
no. at: www.festool.com/Service
Damaged safety devices and components must
be properly repaired or replaced in a recog
nised specialist workshop, unless otherwise in
dicated in the operating manual.
English
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