Daikin EHYHBH05AAV3 Service Manual page 27

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