Frico sirefa Original Instructions Manual page 20

GB
Table - Error codes
Error code
E1 Communication
E2 ID Error
ID Error
E3
E4 Room sensor
error
E6 Sensor alarm Return
water temp.
E8 Internal sensor faults Fault on or missing internal
E10 ID Error
E12 Room sensor error
Outdoor sensor fault Fault on or missing outdoor
E14
E20 Communication
E21 Room sensor error
E23
Soft ware error
40
SIRe Advanced Fan Heater Water
Cause
SIReB1(X) has no contact
with SIReA1X.
Two or more SIReB1(X) have
the same ID-number.
One or more SIReB1(X) do not
have programs.
Fault on or missing external room
sensor SIReRTX connected to
SIReB1(X).
Fault on or missing return
water temp. sensor SIReWTA
connected to SIReB1(X).
sensor in the unit.
Two or more SIReB1(X) in
the system have different
programs.
Fault on or missing external
room sensor SIReRTX
connected to SIReA1X.
temperature sensor SIReOTX
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
SIReB1(X) in the system.
Contact Frico for support.
Always disconnect the power
when connecting or disconnecting
sensors. Check connection of the
sensor.
Always disconnect the power when
connecting or disconnecting sensors.
Check connection of the sensor. If
the sensor is not used, it must not be
activated (see the Settings heating
section)
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.
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.