Or:
▶
Reset the control to the factory settings.
▶
Reconnect the control to the MASTER
using the correct code.
Or:
▶
Switch off the product.
▶
Ensure that the fan unit is correctly
mounted on the wall-mounting frame
and the contact for the plug connection
has been established.
Conditions: Ventilation units only work in night
mode
▶
Ensure that the brightness sensor on
the MASTER is not covered.
6 Care and maintenance
6.1 Maintenance
Regular product maintenance is not re-
quired.
6.2 Cleaning the filter: Resetting
the LED
After 2000 operating hours, the central
LED signals that the filters and regenerat-
ors on the connected ventilation units need
to be cleaned (→ Operating instructions for
the ventilation unit).
▶
To reset the LED once the cleaning is
complete, press the button for setting
the air humidity limit value six times on
the control.
6.3 Caring for the product
Caution.
Risk of material damage
caused by unsuitable clean-
ing agents.
▶
Do not use sprays, scouring
agents, detergents, solvents
or cleaning agents that con-
tain chlorine.
0020237951_00 Operating instructions
Care and maintenance 6
▶
Clean the casing with a damp cloth and
a little solvent-free soap.
7 Recycling and disposal
▶
The competent person who installed
your product is responsible for the dis-
posal of the packaging.
If the product is identified with this
symbol:
▶
In this case, do not dispose of the
product with the household waste.
▶
Instead, hand in the product to a collec-
tion centre for old electrical or electronic
appliances.
If the product contains batteries that
are marked with this symbol, these bat-
teries may contain substances that are
hazardous to human health and the envir-
onment.
▶
In this case, dispose of the batteries at
a collection point for batteries.
8 Guarantee and customer
service
8.1 Guarantee
For information on the manufacturer's
guarantee, please write to the contact ad-
dress that is provided in the Country Spe-
cifics appendix.
8.2 Customer service
The contact details for our customer ser-
vice are provided in the Country Specifics
appendix or on our website.
77