4.4.2
Description of the display
Hydraulic back-up
Hydraulic back-up in demand
Electrical back-up
Stage 1 of the electrical back-up
Stage 2 of the electrical back-up
Status of the Compressor
Steady symbol: compressing running
Operating modes
Steady symbol: heating function enabled
Flashing symbol: heating production running
Steady symbol: domestic hot water function enabled
Flashing symbol: domestic hot water production running
Heating or cooling function disabled
Domestic hot water function disabled
Hydraulic pressure in the system
The display alternates between the hydraulic pressure for the system and
the measured flow temperature.
Steady symbol: displayed when indicating the system's hydraulic
pressure value
Flashing symbol: pressure in the system too low
XXX Pressure value in the system (in bar) or flow temperature (in °C)
Cooling mode
Steady symbol: cooling mode on
Flashing symbol: cooling request pending
Fig.7
MW
-1
0
0
0
6
6
9
-2
Fig.8
MW
-1
0
0
0
6
6
5
-2
Fig.9
MW
-5
0
0
0
0
1
2
-3
Fig.10
MW
-1
0
0
0
0
8
3
-5
Fig.11
MW
-5
0
0
0
0
3
7
-4
Fig.12
MW
-5
0
0
0
0
1
5
-3
4 Description of the product
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