ESIE13-02
Functionality
27
Part 1 – System Outline
3
1
4
5
2.1.2
Domestic Hot Water
Domestic hot water
only mode
The heat pump and the pump are idle, the gas boiler is enabled.
Space heating is disabled. It works alternating depending on the demand of domestic hot water.
a
Outdoor unit
b
Indoor unit
c
Plate heat exchanger
d
Gas boiler
e
3-way valve
RADIATOR
PUMP
b
d
e
c
c
a