3
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Operation
User reference guide
17
EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596825-1 – 2019.10
NOTICE
Water pipe freeze prevention.
Even if you turn OFF the leaving water temperature
(main + additional) control via the home pages (
LWT main
+
LWT add
), water pipe
freeze prevention –if enabled– will remain active.
3.4.1 About space heating control
Controlling space heating 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
3.4.2 Setting the space operation mode
About space operation modes
The heat pump is a heating only model. The system can heat up a space, but NOT
cool down a space.
3.4.3 Determining which temperature control you are using
To determine which temperature control you are using (method 1)
Check the installer settings table filled in by the installer.
To determine which temperature control you are using (method 2)
If you have 2 user interfaces, perform the following procedure on the user
interface at the indoor unit.
Prerequisite:
You switched the permission level to Advanced end user.
1
Press
multiple times to switch between home pages, and check if the
additional leaving water temperature home page (
LWT add
) is available:
If …
Then you have…
Available
A main zone and an additional zone
NOT available
Only a main zone
Typical additional leaving water temperature home page:
User profile =
Basic
User profile =
Detailed
15:20
45°C
Desired temperature
LWT add
Mon
15:20
45°C
17:30
Mon
Mon
LWT add
Desired temperature
2
Check the following: