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Festool CTL 48 E LE EC-B22 R1 Manual

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7.6 Applying the brake
Folding out the black brake lever [1-15] pre
vents the mobile dust extractor from rolling. To
achieve this, lift the front end of the mobile dust
extractor slightly and push the black brake lev
er downwards until it latches into place. Push
the green lever [1-14] to release.
7.7 Temperature cut-out
A temperature cut-out switches the mobile dust
extractor off when it reaches a critical tempera
ture to prevent overheating.
► A temperature cut-out switches the mobile
dust extractor off when it reaches a critical
temperature to prevent overheating.
► Switch off the mobile dust extractor and al
low to cool for approx. 5 minutes.
► Change the cooling air filter if necessary
(see chapter 9.2).
If the mobile dust extractor will not switch
on again, please contact a Festool service
workshop.
7.8 Changing the filter bag (SC-FIS-CT 48)
Removing the filter bag [4]
► Open the locking clips [2-2] and remove the
top section of the machine [2-1].
► Remove the filter bag.
► Dispose of the used filter bag in accordance
with statutory regulations.
Inserting the filter bag [5]
► Insert a new filter bag (SC-FIS-CT 48) in the
inlet port of the dust container and interlock
it. Important: be aware that the locking en
gages.
Make sure that the filter bag is not pinched
between the top and bottom sections.
► Replace the top section [2-1] and close the
locking clips [2-2].
7.9 Volumetric flow monitoring
An acoustic warning signal sounds if the air
speed in the suction hose falls below 20 m/s.
Possible causes Solution
Value set on the suction power adjust
er [1-10] is too low. Set the suction power adjuster to a higher value (see
Chapter 7.5).
Rotary knob [1-8] not set to the correct
hose diameter. Set the knob to the correct hose diameter (see Chap
ter 7.1).
Suction hose blocked or kinked. Remove blockage or kink.
Filter bag full. Insert a new filter bag (see Chapter 7.8).
Dirty main filter. Changing the main filter (see Chapter 9.1).
Monitoring electronics malfunction. Send to a Festool service workshop for repair.
Wet extraction. Functional reliability not affected, no actions re
quired.
8 Working
8.1 Handling
SysDoc SYSTAINER attachment system: A
SYSTAINER can be attached to the storage area
using the four locking latches [6-1].
8.2 Extracting dry materials
CAUTION
Hazardous dust
Damage to the respiratory passage
► Always use a filter bag when extracting
hazardous materials!
► Do not use the machine if the volumetric
flow monitoring function is inactive.
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
VR x air renewal rate LW). Observe all the rele
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.
English
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