Schematic Diagram With Sanitary Hot Water Storage And Heating Generator; Enable Domestic Hot Water Production - TESY MultiThermica User's And Installer's Manual

FUnCTIon SETTInG InDooR UnIT WITHoUT InTEGRA TED WA TER T AnK
INDOOR UNIT WITHOUT INTEGRATED WATER TANK
4�3�2 Schematic diagram with sanitary hot water storage and heating generator
A Plant
B
Indoor unit Indoor Unit Without Integrated Water Tank
C
outdoor unit
1� Plate exchanger
2�
Plant temperature probe (PT1)
3� Expansion vessel
4�
3-bar safety valve
5�
Network water filter
6� Flexible connections
7�
Shut-off valves
8� Plant drain cock
9�
Automatic plant filling assembly
10�
Expansion vessel
11� PP1 primary circulation pump
Domestic hot water temperature check
The domestic hot water temperature is controlled by the PT4 probe that must be positioned in the domestic hot water stor-
age tank.
4�3�3 Enable domestic hot water production
The domestic hot water function must be enabled by parameter "SCE"
30
12� Electric heating element
13�
Heat generator (boiler)
14�
Instant domestic hot water preparation storage
15� Thermostatic mixer
16�
Domestic hot water consumers
17� Domestic hot water recirculation pump
18�
Check valve
19�
Safety valve
20� Domestic hot water tank temperature probe (PT4)
21�
Separator
22� 3-way on/off valve PV1
23�
Flow switch (differential pressure switch)
24�
Dirt separator
p. 18