C313
16
07/2018
CTS22 / CTS22 L-M-H / CTS40 L-M-H / CTT40 L-M-H / CTT40 IECEx
GB
Troubleshooting
Problem Cause Remedy
The vacuum cleaner suddenly stops
Clogged primary lter Shake the lter. Replace it if necessary
Clogged vacuum hose Check the vacuum hose and clean it.
Circuit breaker activation
Check the setting.
Check the motor electrical input. Contact
an authorized after-sales service centre if
necessary.
Dust leaks from the vacuum cleaner
The lter is torn Replace it with another of identical type.
Inadequate lter
Replace it with another of a suitable
category and check.
The vacuum cleaner blows instead
of vacuuming
Incorrect connection to the electrical
mains
Ask for assistance from qualied
personnel to perform the correct phase
connection.
See page 8, Starting up chapter
Electrostatic current on the vacuum
cleaner
Non existent or inecient grounding
Check all ground connections. Especially
check the inlet.