Daikin EHVZ16S18CB3V [4/12] Space heating control
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Daikin EHVZ16S18CB3V [4/12] Space heating control

Daikin EHVZ16S18CB3V [4/12] Space heating control
3 Operation
Operation manual
4
EHVZ04~16S18CB3V
Daikin Altherma – Low temperature split
4P401675-1B – 2017.04
Icon Description
Weather-dependent mode is active.
User permission level = Installer.
Defrost/oil return mode is active.
Hot start mode is active.
Emergency operation is active.
3.3 Space heating control
3.3.1 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.
3.3.2 Room thermostat control - Using the
room temperature home page
Typical room temperature home pages
Depending on the user profile, the user interface gives you either a
basic or a detailed home page. To set the user profile, refer to
Configuring user profile and home pages in the user reference
guide.
User profile = Basic User profile = Detailed
15:20
20.0°C
Mon
Room
Actual temperature
15:20
20.0°C
17:30
Actual temperature
Room
Scheduled
Mon
Tue
To read out the actual and desired room
temperature
1 Go to the room temperature home page (Room).
Result: You can read out the actual temperature.
20.0°C
Actual temperature
2 Press .
Result: You can read out the desired temperature.
22.0°C
Desired temperature
To temporarily overrule the room temperature
schedule
1 Go to the room temperature home page (Room).
2 Use
or to adjust the temperature.
To change the mode from scheduled to preset
value
Prerequisite: User profile = Detailed.
1 Go to the room temperature home page (Room).
2 Press
or to select a preset value ( or ).
Result: The mode will return to Scheduled according to the overrule
period.
To set the overrule period
Prerequisite: You switched the permission level to Advanced end
user.
1 Go to [7.2]:
> User settings > Temperature lock.
2 Select a value and press
:
▪ Permanent
▪ hours (2, 4, 6, 8)
3.3.3 Room thermostat control - Using the
leaving water temperature home pages
INFORMATION
The leaving water is the water that is sent to the heat
emitters. The desired leaving water temperature is set by
your installer in accordance with the heat emitter type.
Example: A home screen is available for both temperature
zones: the main zone and the additional zone. You only
have to adjust the leaving water temperature settings in
case of problems.
For more information about the leaving water temperature, see the
user reference guide.
3.4 Domestic hot water control
3.4.1 Reheat mode
In reheat mode (
),the DHW tank continuously heats up to the
temperature shown on the DHW tank temperature home page
(example: 50°C).
t
60°C
00:00 07:00
50°C
15°C
40°C
14:00 21:00
1
2
3
4
T
t
T
t
DHWtank temperature
t Time
INFORMATION
There is a risk of space heating capacity shortage/comfort
problem (in case of frequent domestic hot water operation,
frequent and long space heating interruption will happen)
when selecting [6‑0D]=0 ([A.4.1] Domestic hot water
Type=Reheat only).
3.4.2 Scheduled mode
In scheduled mode (
), the DHW tank produces hot water
corresponding to a schedule. The best time to allow the tank to
produce hot water is at night, because the space heating demand is
lower.
Example:
t
60°C
00:00 07:00
50°C
15°C
40°C
14:00 21:00
1
2
3
4
5
T
t
T
t
DHWtank temperature
t Time

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