Parameters
Cooling in cooling
mode
Heating in heating
mode
Room with/without
external heat source
Selection of heating
system
9
Displays
9.1
LED System key
Display
Short flashing, orange
1 long lighting, green
1 long lighting, red
Short flashing, orange
(once every 10 sec-
onds)
1 long lighting, red
6x long flashing, red
1 lighting in orange
and 1 lighting in green
9.2
LED Heating zones
Display
Slow flashing
Double short flashing
Index
Value
P052
0
1 (default)
P053
0
1 (default)
P054
0 (default)
1
2
P055
0 (default)
1
2
3
4
Meaning
Radio transmission/trans-
mission attempt/data
transmission
Process confirmed
Process failed
Teach-in mode active
Process failed or duty
cycle limit reached
Device defective
Test indication
Meaning
Emergency operation
active
Bad radio connection to
wall thermostat
Meaning
inactive
active
inactive
active
without
with fireplace
with towel rail heating
Floor heating, standard
Floor heating, low energy
Radiator
Convector, passive
Convector, active
Solution
Wait until the transmission has ended.
You can continue your operations.
Retry.
Enter the last four digits of the serial number of the
device for confirmation.
Retry.
Observe the information in your app or contact your
specialist dealer.
You can proceed after the test indication has gone out.
Solution
Change the batteries of the wall thermostat, perform a
radio test, reposition the wall thermostat if necessary,
replace a defective wall thermostat.
Change the position of the wall thermostat or use a
repeater.
Displays
29