Depending on whether the fault comes from the
hydraulic circuit or refrigerant circuit, the fault may be
indicated by the digital display or the diode on the heat
pump.
Faults or breakdowns on the hydraulic circuit are
indicated by the display on the user interface of the
control box.
The display shows the "Bell" symbol
.
Press the Info key
for more details on the origin
of the fault.
When the error has been resolved, the faults are
re-initialised at zero automatically.
: Fault visible on the digital display
Error number Error contents Error location
Heat pump operation
despite the error
- No connection.
Failure to comply with
room thermostat's polarity.
No
10 Outdoor sensor. B9 Yes with OT = 0 °C
33 Heat pump initial temperature sensor error. B21 Yes
44 Heat pump return temperature sensor error. B71 Yes
50 DHW temperature sensor. B3 Yes
60 Ambient temperature sensor 1. Yes
105 Maintenance message. Yes
121 Flow temperature for (HC1) not reached. Yes
127 Anti-legionella temperature not reached. Yes
369 External fault (safety component). No
370
Heat pump error
(Refer to the service manual of the heat pump).
No
Various data can be displayed by pressing the
info button .
Depending on the type of unit, conguration and
operating state, some of the info lines listed below may
not appear.
- Possible error messages from the error code list.
- Possible service messages from the maintenance
code list.
- Possible special mode messages.
- Various data (see below).
Designation Line
Floor drying current setpoint . -
Current drying day. -
Terminated drying days. -
State heat pump. 8006
State supplementary source. 8022
State DHW. 8003
State swimming pool. 8011
State heating circuit 1. 8000
State cooling circuit 1. 8004
Outdoor temperature. 8700
Room temperature 1.
8740
Room setpoint 1.
Flow temperature 1.
8743
Flow temperature setpoint1.
DHW (domestic hot water) temperature. 8830
Heat pump return temperature.
8410
Setpoint (return) HP.
Heat pump ow temperature.
8412
Setpoint (ow) HP.
Swimming pool temperature.
8900
Swimming pool temperature setpoint.
"
"
Installation and operating manual "1395 - EN" - 35 -
Control Box
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