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Install dedicated filters for both compressor units in the heating
circuit as shown in the figure.
1.
Charging output, to the domestic hot water heating
accumulator (master unit)
2.
Charging return, from the domestic hot water heating
accumulator (master unit)
3.
Charging output, to the heating network
4.
Charging return, from the heating network
Connection of charging circuit, heating
In the example figure, the heat pump produces heating only for
the building heating system. If connected as shown in figure, the
device does not produce heating for domestic hot water.
3.
Charging output, to the heating network
4.
Charging return, from the heating network
Connection of charging circuit, 2-device configuration
In the example figure, the upper compressor unit of the leading
device produces heating for domestic hot water, and all four
compressor units together produce heating for the building heat-
ing system.
v1-6 29082018
1.
Charging output, to the domestic hot water accumula-
tor (master unit)
2.
Charging return, from the domestic hot water accu-
mulator (master unit)
3.
Charging output, to the heating network
4.
Charging return, from the heating network
CONNECTION TO THE DOMESTIC HOT
WATER AND HEATING ACCUMULA-
TOR
CONNECTION TO THE DOMESTIC HOT
WATER
ACCUMULATOR
RECTLY TO THE BUILDING HEATING
NETWORK
INSTALLATION OF CHANGE-OVER
VALVE
AND
DI-
17
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Troubleshooting
