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7
Troubleshooting
Danger
Determining the causes for existing defects and eliminating these always
requires increased attention and caution. Pull the mains plug beforehand!
Some of the most frequent defects and their causes are listed in the following chart. If case of other defects,
please contact your dealer or the MAFELL customer service.
Defect
Cause
Elimination
Decreasing extraction
performance
Filter soiled
Clean.
Non-woven filter full
Change.
Container full
Empty.
Nozzle, tube or hose clogged
Clean.
Dust extractor does not start
Power plug in socket outlet?
Mains de-energised?
Mains cable ok?
Cover closed properly?
Water sensor switched off?
Dust extractor in standby mode
"AR"?
Set to "I" or "IR"
Dust extractor does not start when
the tool is switched on in >AR<
mode
Power plug of tool in device
socket outlet?
Put power plug in dust extractor
socket outlet
PE-discharge and disposal bag is
sucked against the filters
Wrong position rotary valve
Check/change position of rotary
valve
Dust extractor class M or H: dust
in the container when the
nonwoven filter is inserted
Wrong position rotary valve
Check/change position of rotary
valve
