42
Hot water tank
The AIR unit can be connected to an external hot water tank (SHW) or to the hot water tank in the Compact P2 (DHW). A three-way
valve, which can be purchased as an accessory, is required.
18. Connection 1"
19. Flexible hose 1"
20. Shut-off valve
21. P1 circulation pump 130 mm
23. Supplemental electric heating 2 x 3 kW
24. Temperature sensor T18 buffer tank (supply flow)
25. Flexible hose 10 mm
26. Automatic air vent valve 3/8"
27. Expansion vessel 8 litre
28. Manometer
29. Safety valve 2,5 bar
30. Shut-off valve with particle filter
31. P2 circulation pump
33. Check valve 3/4"
37. Filling tap 1/2”
43. 3-way valve
44. Temperature sensor T21 hot water tank top
45. Temperature sensor T22 hot water tank bottom
50. Temperature sensor T23 evaporator element
51. Temperature sensor T20 outdoor temperature
52. Temperature sensor T17 after condenser
53. Temperature sensor T16 before condenser
TT
PI
TT
TT
TT
TT
TC
P2
P1
TT
TT
M
AB
B
A
50
51
52
53
19
19
18
18
20 20
20 2021
37
24
43
26
25
28 29
30
31
33
27
23
45
44
supply flow
return flow
1" supply flow
1" return flow
Buffertank
AIR indoor unit
AIR outdoor unit
SHW (DHW)
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