Festool CTM MIDI I - Troubleshooting and Monitoring; Troubleshooting Common Issues; Temperature Protection and Braking; Working with the Extractor

Possible causes Solution
Suction hose blocked or kinked. Eliminate the block or straighten the hose.
Filter bag full. Insert a new filter bag (see chapter 8.5 ).
Dirty main filter. Clean the main filter (see chapter 8.4 ).
Change the main filter (see chapter 8.6 ).
Electronic monitoring malfunction. Have the fault rectified by a Festool service work
shop.
Wet extraction. Function not impaired, no measures required.
7.4 Temperature cut-out
A temperature cut-out switches the mobile dust
extractor off when it reaches a critical tempera
ture to prevent overheating. The bottom
LED [1-18] indicates a fault.
LED lights up red Excessive temperature
► Switch off the mobile dust extractor, let it
cool down.
► Switch on the mobile dust extractor again
after approx. five minutes.
7.5 Locking the brake [1A]
► Raise the front of the mobile dust extractor
slightly.
► Push down the brake [1-13] until it engages
into position.
► Actuate the button [1-12] to release it.
7.6 SysDoc
WARNING
Risk of injury
► Do not stand on the storage area of the
mobile dust extractor.
CAUTION
Risk of injury
► Ensure that the T-Loc or the four SysDoc
locks are closed during transport.
A Systainer can be fastened to the storage
area [1-7] with the T-Loc lock [1-8]. Systainers
without T-Loc can be secured with the four Sys
Doc locks [1-3].
8 Working
8.1 Extracting dry materials
CAUTION
Hazardous dust
Damage to the respiratory passage
► Always use a filter bag!
CAUTION
Hazardous dust
Damage to the respiratory passage
► Check that the main filter is undamaged
before extracting.
When extracting dust that exceeds the
limit value, only extract from one dust
source (power or compressed-air tool).
Observe the following when extracting dust
generated by operating power tools:
Ensure there is adequate ventilation! Observe
regional regulations!
Limit values: Exhaust air max. 50% of the fresh
air volume
Equation:Room volume V
R
x air renewal rate L
W
8.2 Extracting wet materials/liquids
Remove the filter bag!
Use a special wet filter.
The dust extractor stops automatically when
the maximum fill level is reached.
The bottom LED [1-18] lights up red.
► Switch off the mobile dust extractor [1-11].
► Open the locking clips [1-10] and remove
the top section of the machine.
► Empty the dirt trap [1-9].
After wet extraction, allow the main filter to dry!
Dry the mobile dust extractor before extracting
dry dust.
English
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