13
Subject to Technical Modifications of Combi 185 S/LS
1: Non-return valve
2: Pressure reducing valve
3: Check valve
4: Back pressure valve
5: Manometer connection piece
6: Drain valve
7: Safety valve up to 6.0 bar
Please assure if you assemble your heat pump with a
heating-boiler or a solid fuel kettle the maximum tempera-
ture of the sanitary hot water does not transgress 65°C
and the pressure in the accessory heat exchanger is not
more than 3 bar!
Boiler
Heater circuit
Heat pumo
Sensor lead
1: Non-return valve
2: Pressure reducing valve
3: Check valve
4: Back pressure valve
5: Manometer connection piece
6: Drain valve
7: Safety valve 6,0 bar
1
4
3
2
1
5
7
Cold water connection
Drain
Circulating pump
Exhaust
6
Drain valve on lowest place
to drain the boiler
Supply / extract air
heat pump
Hydraulic connections
