Safety precautions
The device possesses a voltage range which can pose an electrical hazard to humans and animals. It should
only be opened and/or disassembled by authorised persons.
Keep away from children:
Do not let children play with or in the vicinity of the device.
Electrical connection:
The extraction fan is designed for use at 230V/50 Hz. Use an earthed plug! Make sure that the wall sockets being used
are equipped with ground fault circuit interrupters.
Protect the power cable against damage:
Never operate the device with a damaged power cable. If the power cable is damaged, it must be replaced by a cable of
the same type and rating.
Extension cables:
Use only approved extension cables!
Handle with care:
Do not drop or throw the device as this can cause damage to its components or wiring.
Work on a firm surface:
Always set up the device on a firm and flat surface.
Troubleshooting
Warnung:
Make sure you have unplugged the mains plug before per-
forming the following maintenance tasks.
Error
Cause
Motor not running
Mains plug not plugged in
Switch not actuated
Fan wheel blocked
Air inlet or outlet blocked
Switch defective
Loose wiring
Motor running, fan
A heavy blow has deformed the
wheel not turning
motor mounting, the fan wheel is
smoothly or scraping
jammed
The motor has slipped out of its
mounting, the fan wheel is jammed
Device vibrating
Dirt on fan wheel
excessively
Fan wheel imbalanced
Fan wheel deformed
Motor shaft deformed
Translation of the original instruction
Column 3:
B - User, AST - authorised service centre
by
Solution
B
Plug in device, check fuse
B
Switch on device
B
Pull mains plug, remove block
B
Switch off, unplug and allow to cool;
then remove block
AST
Fit a new switch
AST
Check wiring and tighten connectors
AST
Remove motor, repair deformed
motor mounting replace if necessary
AST
Refit motor, fitting it correctly in the
mounting
B
Clean fan wheel
AST
Balance or replace fan wheel
AST
Replace fan wheel
AST
Replace motor
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