22 |
Instructions for use
EN
FACTORY SETTINGS - RESET
ERROR DESCRIPTION
By pressing the button for 40 seconds, parameters in groups P1, P2 and S1 are
restored to factory settings. Factory settings in table of parameters are marked
with bold text.
Error Description
Room sensor error.
If parameter S1.2=1, the built-in sensor contains the fault.
If parameter S1.2=2, the auxiliary sensor contains the fault.
Check type and connection of auxiliary sensor.
If parameter S1.2=3, the built-in or the auxiliary sensor contains the fault.
Check type and connection of auxiliary sensor. If the error is not fixed,
room unit should be sent to service.
Auxiliary sensor error.
Check type and connection of auxiliary sensor.
If the error is not fixed, room unit should be sent to service.
External sensor error.
Check type and connection of external sensor on the heating controller.
Domestic hot water sensor error.
Check the type and connection of the d. h. w. sensor on the heating con-
troller.
Connection error with heating controller.
Check connection between room unit and heating controller. When two
room units are connected, check the address setting of room units.