21
EN
Faultcode - F227
Wait for RF sensor information
Display text
Wait for RF sensor information. This may take 15 mins.
Solution
This fault code may appear after the controller RF is restarted, e.g. after
changing the battery. As soon as the controller RF has received a message
from the connected RF sensors, the message will disappear. If the RF
sensors fail to report, another fault code will be displayed after 15 minutes.
Fault indication
Water pressure too low
e
and
c
are lit up.
Display text
The water pressure in your CH system is too low. Top up water to the re-
quired fill pressure.
Solution
Top up the water in the central heating system (
see the documentation for
your boiler).
Fault indication
E-code: Boiler failure
c
is lit up.
Display text
Boiler fault: Consult the fault list in the boiler user manual.
Solution
Use the E-code to find the fault in the appliances to be controlled, e.g. boiler,
cascade controller or c-Mix.
Fault indication
Controller batteries flat
c
and
v
are lit up.
Display text
-
Solution
The batteries are almost empty. Replace the three AA batteries.
