Daikin EKHBRD-AY1 Installation Manual page 42

Simultaneous demand of space heating and domestic water heating
Simultaneous No
request space
heating and
domestic water
heating?
Yes (1)
Domestic hot water
production will start
Domestic hot water No
temperature reached
A=minimum ([b-01];
55°C)?
Yes
Yes
Leaving water
control?
No
Yes
External room
thermostat contol?
No
Remote controller room
thermostat control.
(1) are in relation with each other
(2) are in relation with each other
(*) Storage set point can be automatic value if [b-02]=1
Installation manual
39
Normal operation
space heating or
domestic water
heating
Domestic hot water
production will
continue without time
limit till A is reached.
No Timer [d-01] (30
Storage setpoint [b-03]
minutes) passed
reached? (*)
Yes Yes (2)
Operation will switch to
switch to space
space heating
Timer [d-02] (15
minutes) passed
No
Storage setpoint [b-03]
reached? (*)
Yes
Operation will switch to
space heating
No Operation will
continue in
since? (1) domestic hot water
Operation will
heating
No Space heating
operation will
continue till timer
sicne? (2)
finished
Yes
Room No
Timer [d-01] (30
temperature
minutes) passed
<T –3°C?
since? (1)
set
Yes
Operation will
continue in
domestic hot water
Timer [d-00] (10
minutes) passed
since? (1)
Yes (2)
No
Operation will
switch to space
heating
No
Yes (2)
Indoor unit for air to water heat pump system
Yes
Timer [d-02] (15
minutes) passed
since? (2)
No
Space heating
operation will
continue timer till
finished
EKHBRD011~016AAV1+Y1
4PW54465-1C