UK │ 9. Mounting
2. Insert the supplied internal climate sensor
[5] correctly ( arrow X) in the connector
sockets.
Please note that the membrane
located on the flat side of the sensor
housing must not be exposed to
mechanical stress.
3. Fit cover [4].
9.6 Start-up
1. Switch the mains fuse on.
2. Run function test.
3. Save reference humidity by pushing
button 1 [15].
4. Fit designer cover [3].
Saving of the reference values is
shown by LED 1 blinking.
10. Maintenance
The unit is maintenance-free.
11. Cleaning
Danger to life from electric
shock.
DANGER
Switch the mains fuse off.
Risk of damage to unit if
NOTICE
incorrect cleaning agent is
used.
Only use water to clean cover [4]
and designer cover [3]. Do not
use aggressive cleaning agents.
22
1. Only use a dry cloth to clean the internal
parts of the fan.
2. If the designer cover [3] is very dirty,
remove it carefully from the fan and clean
with water.
3. Fit designer cover [3].
12. Fault rectification
● Call on the services of a trained electrician
any time there is a fault.
● Repairs should only be carried out by a
trained electrician.
Danger to life from electric
shock. Switch off mains fuse
before working on electrical
DANGER
connection.
Both
No mains voltage.
LEDs off.
Check whether the mains fuse
has failed. Switch on if
necessary.
Both LEDs
Internal climate sensor error.
blink three
The internal climate sensor
has not been detected. Check
times.
for firm seating and correct
mounting orientation.
Both LEDs
External climate sensor error.
The connection to the external
blink five
climate sensor is interrupted.
times.
Check the sensor connection
cable and plug contact.
Impeller blocked.
Fan does
Should only be carried out
not switch
by a trained electrician:
on.
Remove cover [4]. Unlock
internal grille [8] via locking
hook ( arrow) remove.
Check impeller and
clean if necessary.