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4 Operation
Before you can control...
Main (+ additional) leaving water
temperature
DHW tank temperature
If you turn ON...
Room temperature control
Main (+ additional) leaving water
temperature control
If you turn OFF...
Room temperature control
Main (+ additional) leaving water
temperature control
To check if a control is turned ON or OFF
1 Go to the home page of the control. Example: Room
temperature home page (Room).
2 Check if the LED is ON or OFF. Note: If the control is turned
OFF, OFF is also displayed on the screen.
To turn ON or OFF the room temperature control
1 Go to the room temperature home page (Room).
2 Press
.
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
.
4.4
Space heating control
4.4.1
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
User reference guide
6
You have to turn ON...
Main (+ additional) leaving water
temperature control (LWT main
and LWT add)
Main and additional leaving
water temperature control are
always turned ON or OFF
together.
Domestic hot water control
(Tank)
Then...
Main (+ additional) leaving water
temperature control is
automatically turned ON.
Room temperature control is
NOT automatically turned ON.
Then...
Main (+ additional) leaving water
temperature control is NOT
automatically turned OFF.
Room temperature control is
automatically turned OFF.
4.4.2
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.
4.4.3
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 ...
Available
NOT available
Typical additional leaving water temperature home page:
User profile = Basic
Mon
15:20
LWT add
45°C
Desired temperature
2 Check the following:
If...
Then the temperature control is...
Room temperature is
Room thermostat
listed under:
control.
[6.1]:
> Information
> Sensor information
Go to next step to
check if leaving
water set point and
room temperature
set point are
linked.
Thermostat main A is
External room thermostat control.
listed under:
[6.5]:
> Information
> Actuators
Else
Leaving water temperature control.
3 Only for room thermostat control: Go to the main leaving water
temperature home page (LWT main) and check the following:
Is
displayed
Then leaving water set point and room
next to the
set point?
Yes
NOT linked.
You can set the leaving water set point on
the home page.
EHBH04~16CBV + EHVH04~16S18+26CBV
Then you have...
A main zone and an additional
zone
Only a main zone
User profile = Detailed
Mon
15:20
45°C
LWT add
Desired temperature
Mon
17:30
Main zone
Additional zone
(if any)
External room
thermostat control.
temperature set point are...
Daikin Altherma – Low temperature split
4P449972-1 – 2016.06
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