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Operation
User reference guide
14
EHYH EHYHBH/X05+08AF + EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355632-1E – 2020.10
To turn ON or OFF the leaving water temperature (main + additional) control
1
Go to one of the following the home pages:
▪
Main leaving water temperature home page (
LWT main
)
▪
Additional leaving water temperature home page (
LWT add
)
2
Press .
To turn ON or OFF the domestic hot water control
1
Go to the DHW tank temperature home page (
Tank
).
2
Press .
To turn ON or OFF the instant domestic hot water control
1
Go to the instant DHW temperature home page (
DHW
).
2
Press .
4.4 Space heating/cooling control
NOTICE
Room frost protection.
Even if you turn OFF the leaving water temperature (main +
additional) control via the home pages (
LWT main
+
LWT add
), room frost
protection –if enabled– will remain active.
4.4.1 About space heating/cooling control
Controlling space heating/cooling typically consists of the following stages:
1
Setting the space operation mode
2
Controlling the temperature
Depending on the system layout and installer configuration, you use a different
temperature control:
▪
Room thermostat control (linked or NOT linked to leaving water temperature)
▪
Leaving water temperature control
▪
External room thermostat control
4.4.2 Setting the space operation mode
About space operation modes
Depending on your heat pump model, you have to tell the system which space
operation mode to use: heating or cooling.
If a… heat pump model is
installed
Then…
Heating/cooling
The system can heat up and cool down a space.
You have to tell the system which space operation
mode to use.
Heating only
The system can heat up a space, but NOT cool
down a space. You do NOT have to tell the system
which space operation mode to use.
To tell the system which space operation to use, you can do the following:
