Installation
AirModule 6 720 813 268(2014/10)
22
7.20 Heat pump and heat pump module filling
Fig. 18 Heat pump module and heating system
1. Disconnect the heat pump and heat pump module power.
2. Activate automatic venting of VL1 by unscrewing the screw a couple
of turns without removing it.
3. Close the heating system valves; particle filter SC1 and VC1.
4. Connect one end of a hose to VC0 and the other end to a drain. Open
the drain valve VC0.
5. Open the cold water valve VW3 and the fill valve VW2 to fill the heat
pump pipes.
6. Continue filling until only water comes out of the hose by the drain
and the outdoor unit does not form bubbles any more.
7. Close the drain valve VC0 and fill valve VW2.
8. Move the hose to the heating system drain valve VC2.
9. Open the particle filter SC1, the drain valve VC2 and the fill valve
VW2 to fill the heating system.
10.Continue filling until only water comes out of the hose by the drain
and the heating system does not form bubbles any more.
11.Close the drain valve VC2.
12. Open the heating system fill valve VW2 and keep filling until the
pressure gauge GC1 shows 2 bar.
13.Close the fill valve VW2.
14.Remove the hose from VC2.
15.chapter 14.
When filled, the system has to be thoroughly vented.
▶ Fill the system according to these instructions.
▶ Connect the system to power as described in
Chapter 8.
▶ System commissioning as described in Chapter 11.
▶ Vent the system as described in Chapter 14.
T
T
6 720 809 156-22.1I
Z1
SC1
GC1
VC0
VL1
VC1
VW3
VW2
VC2
PC1
PC0
VW1
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