108
Filling the remaining consumer circuits
DHW circuit ("Filling DHW"), integral buffer cylinder
("Filling defrost buffer") and heating/cooling circuit 1
("Filling heating/cooling circuit 1") are filled in turn.
Fig. 75
Start filling the remaining consumer circuits:
■
For an indoor unit with 1 integrated heating/cooling
circuit, the filling starts automatically after "Filling"
has been called up in the commissioning assistant.
■
For an indoor unit with 2 integrated heating/cooling
circuits, filling starts automatically after the filling of
integrated heating/cooling circuit 2 has completed.
1. Connect the fill hose to the 3-way ball valve in the
outdoor unit flow (indoor unit heating water inlet).
2. Connect the drain hose to the 3-way ball valve on
the outdoor unit return (indoor unit heating water
outlet). Route the hose into a suitable container or
drain outlet.
Commissioning, inspection, maintenance
Filling the system (cont.)
6222080
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