4.2
Operating principle
4.2.1
Schematic diagram
Fig.96
Schematic diagram
2
10
M
4
11
5
6
7
Combi: Heating + DHW
Heating + DHW tank (accessory)
1
Heat exchanger (heating)
2
Water unit
3
Plate heat exchanger (domestic hot water)
4
Safety valve + boiler drain cock
5
Heating flow
6
Domestic hot water outlet
6
Domestic hot water outlet/Heating water flow DHW tank
7
Domestic cold water inlet
8
Heating return
9
Pump (heating circuit)
10
Motorised three-way valve
11
Heating installation and boiler water filling cock
7804841 - 02 - 20012022
1
9
2
10
3
4
8
M
11
5
6
7
8
BO-0000296
4 Description of the product
1
9
3
INIDENS
en
157