Daikin EHYHBH05AAV3 Service Manual page 24

Functionality
1 1
Hybrid operation
mode
3
4
5
Part 1 – System Outline
The heat pump, pump and gas boiler are enabled.
Space heating is enabled.
Allowable outdoor temperature range: -25 to 25°C.
a b
c
a
b
c
d
e
d e
PUMP
RADIATOR
Outdoor unit
Indoor unit
Plate heat exchanger
Gas boiler
3-way valve
24
ESIE13-02A