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6.3
Connect the indoor unit to the heat pump
▶ Fit magnetic filter (advised). if no filter is fitted an isolation valve
(VC5) should be installed
▶ install an isolation valve (VC4) on flow to PPC from ODU (inside the
building)
▶ Install air vents (VL1) at the highest point of the flow and return pipes
VC5
Magnetite
seperator
(Advised accessory)
2
1
Fig. 22 Connect the indoor unit to the heat pump
[1]
Heat transfer medium in (from heat pump)
[2]
Heat transfer medium out (to the heat pump)
[3]
Cold main inlet control group (feed)
[4]
Filling link with 2 x VW (to be connected first)
[5]
Cold main isolation VC6
[6]
Flow line from the heat pump
[7]
Return line to the heat pump
Pre plumbed cylinder – 6 721 852 928 (2023/04)
3
VC6
▶ Install a drain valve close to the ODU and insulate (VC7)
▶ Connect the flow line from the heat pump to the heat transfer
medium in
▶ Connect the return line to the heat pump to the heat transfer medium
out.
5
VL1
VL1
VC4
VC7
7
Hydraulic connections
The filling link
4
is not installed
permanently
0010048838-001
21
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