7.3 Troubleshooting
Fault
Product does not
start
Extraction capacity
too low/non-
existent
Red signal light
lights up
Dust particles
escape on the clean
air side
Product switches
off
NOTE
If the fault cannot be corrected by the customer, please contact the
manufacturer's service department.
7.4 Emergency measures
In case of fire of the product or its detection elements, the following steps
should be taken if necessary:
1. Disconnect the product from the mains! If present; pull out mains plug;
set main switch to 0-position; disconnect supply fuses.
2. If present, disconnect the compressed air supply.
3. Fight fire with a commercially available dry powder extinguisher.
1501932-00
Possible cause
No power supply
available
Filter inserts saturated
Rotation direction of the
fan is incorrect
Clean air outlet covered
The set minimum
extraction rate has not
been reached. Filter
inserts saturated
Filter insert damaged
Motor protection switch
has triggered
Motor temperature too
high
Tab. 20: Troubleshooting
- 75 -
Note
Have the power supply
checked by a qualified
electrician
Check/change filter inserts
Have a qualified electrician
swap two phases in the
CEE connection plug. See
also chapter: Assembly
Keep clean air outlet clear
Carry out filter change
Check/change filter inserts
Have the fan motor
checked by a qualified
electrician
Allow motor to cool
down/check cooling air
openings
EN
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