Frico SIReFAEMX Original Instructions Manual page 20

GB
Table - Error codes
Error code
E1 Communication
E2 ID Error
E3
ID Error
Room sensor error
E4
E8 Internal sensor
faults
E10 ID Error
E12 Room sensor error
E20 Communication
E21 Room sensor
error
E23 Soft ware error
40
SIRe Advanced Fan Heater Electric
Cause
SIReB1X has no contact
with SIReA1X.
Two or more SIReB1 X
have the same ID number.
One or several SIReB1X
does not have a
program.
Fault on or missing external
room sensor SIReRTX
connected to SIReB1X.
Fault on or missing
internal sensor in the
unit.
Two or more SIReB1X
in the system have
different programs.
Error in or missing external
room sensor SIReRTX
connected to SIReA1X.
Control unit SIReUA1 has
no contact with SIReA1X.
Error in the internal room
sensor in the control unit
SIReUA1.
Contact Frico for support.
Action
Check connection between the
boards. Replace any modular
cables.
Interrupt the current and select
different ID numbers for all SIReB1X
in the system.
Contact Frico for support.
Always disconnect the power when
connecting or disconnecting sensors.
Check connection of the sensor.
Check connection of the sensor. If there is
no sensor, contact Frico for support.
Contact Frico for support.
Always disconnect the power when
connecting or disconnecting sensors. Check
connection of the sensor.
Check the connection. Replace any modular
cables.
Check connection between SIReUA1 and
SIReA1X. Replace any modular cables. If
the error is not rectified SIReUA1 must be
replaced.