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Error codes and flashing sequences
8 Error codes and flashing
sequences
Error and
flashing codes Meaning Solution
Antenna
symbol flash-
ing ( )
Communica-
tion error to
CCU/
to floor heating
actuator
Check the con-
nection to the
CCU/
floor heating
actuator.
Humidity
symbol flash-
ing ( )
Humidity
limit (60 %) in
the room is
exceeded
Ventilate the room
and switch from
cooling to heating
mode, if required.
Flashing
condensation
and cooling
symbol ( )
Humidity input
of Multi IO
Box has been
activated
Ventilate the room
and switch from
cooling to heating
mode, if required.
Lock symbol
()
Operating lock
activated
Deactivate the
operating lock
via the app or the
menu.
Short orange
flashing
Data transfer Wait until the
transmission is
completed.
1x long green
lighting
Operation
confirmed
You can continue
operation.
1x long red
lighting
Operation
failed
Please try again.
75


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