Domestic Hot Water Tank - nilan Compact P2 Installation Instructions Manual

Domestic hot water tank

The GEO unit can be connected to an external hot water tank (SHW) and to the hot water tank in the Compact P2 (DHW). A three-way
valve, which can be purchased as an accessory, is required.
23
22
Cooling module
21
2
40
1
TT
20
PZAL
18
TC
7
19
18
41
TT
17
PI
Passive cooling module
16
AB A
M
B
35
11
11
GEO heat pump
12 12
14
13
13
15
Ground collectors
18
14
* Everything within the red box is Nilan delivery.
1. Evaporator
2. Service valve for low pressure
3. Low-pressure pressostat
4. Compressor
5. High-pressure pressostat
6. Condensor
7. Expansion valve
8. Sight glass with humidity indicator
9. Service valve for high pressure
10. Combi filter
11. Connection 1" (Internal thread)
12. Flexible hose 1"
13. Filling tap
14. Shut-off valve
15. Particle filter
16. Safety valve 3,5 bar
17. Manometer (not mounted for central heating circuit)
18. Ball valve
19. Circulation pump 130 mm
23
22
21
4
3 5
6
PTL PTL
M
3~
8 10
9
37
46
TT
43 25 26 17
24
TT TT TT
27
Supply flow
Return flow
42
TT 27
20. Brine pressure switch 0,5/1,1 bar
21. Flexible hose 10 mm
22. Expansion vessel 8 L
23. Automatic air vent valve 3/8"
24. Immersion heater 2 kW
25. Temperature sensor T18
26. Safety valve 2,5 bar (not mounted)
27. Connection 3/4" ( thread)
28. Relief valve
35. Three-way valve
36. Circulation pump
37. Plate exchanger
40. Temperature sensor T13
41. Temperature sensor T14
42. Temperature sensor T16
43. Temperature sensor T17
44. Temperature sensor T21 (top SHW tank)
45. Temperature sensor T22 (bottom SHW tank)
46. Outdoor temperature sensor T20
14
28
13
14
15
14
36
B
Central heating
AB
A
M
35
SHW
44
TT
45
TT
37