Airwell WELLEA SPLIT A R3 Installationsanleitung Seite 31

8.5.1 Check the water circuit
The unit is equipped with a water inlet and water outlet for connection to a water circuit. This circuit must be provided by a
licensed technician and must comply with local laws and regulations.
The unit is only to be used in a closed water system. Application in an open water circuit can lead to excessive corrosion of
the water piping.
Example：
Outdoor
1
Code Assembly unit
1 Outdoor unit
2 Indoor unit
User interface (accessory)
3
5 Balance tank (field supply)
5.1 Automatic air purge valve
Drainage valve
5.2
P_o: Outside circulation pump (field supply)
6
Expansion vessel (field supply)
13
Indoor
2
3
13
17 17
15
5.1
6
19
5
18
5.2
19
Code
15
17
18
19
23
24
FHL 1...n
30
23
FHL1 FHL2
Assembly unit
Filter (accessory)
Shut-off valve (field supply)
Filling valve (field supply)
Drainage valve (field supply)
Collector/distributor (field supply)
Bypass valve (field supply)
Floor heating loop (field supply)
24
FHLn