4 Operation
User reference guide
16
EHVZ04~16S18CB
Daikin Altherma – Low temperature split
4P401674-1 – 2015.02
4.7
Preset values and schedules
4.7.1
Using preset values
About preset values
You can define preset values for multiple controls. Preset values
make it easy to use the same value in many places (schedules and
room temperature home page ( and )). If you later want to change
the value, you only have to do it in one place.
To define preset values
1
Go to [7.4]:
> User settings > Preset values.
2
Select for which control you want to define a preset value.
Example:
Room temperature.
3
Select a preset value and press
.
Example:
Comfort
(heating).
4
Select a temperature and press
.
Possible preset values
Control
Preset value
Where used
Room
temperature
Comfort
▪ Room
temperature
schedules
▪ Room temperature home
page ( and ) if user
profile = Detailed
Eco
LWT main
Comfort
Main leaving water
temperature schedules
Eco
Tank
temperature
Storage comfort
DHW tank temperature
schedule if DHW tank mode
is
▪ Scheduled
▪ Sch reheat
Storage eco
Reheat
DHW tank temperature
schedule if DHW tank mode
= Sch reheat
Quiet level
Used when quiet mode is
set to On
4.7.2
Using and programming schedules
About schedules
Depending on your system layout and installer configuration,
schedules (predefined and/or user‑defined) for multiple controls may
be available.
You can:
▪ Select which schedules you currently want to use.
▪ Program your own schedules if the predefined schedules are not
satisfactory. The actions you can program are control specific.
Possible actions per control
Control
Possible actions
Room temperature Program when to heat up a space:
▪ Comfort (preset value)
▪ Eco (preset value)
▪ [Custom temperature]
Main leaving water
temperature
Additional leaving
water temperature
Program when the additional leaving water
temperature is turned ON and OFF.
Control
Possible actions
DHW tank
temperature
Program when to heat up the DHW tank. The
possible actions depend on an installer setting.
Possible actions 1:
▪ Storage comfort (preset value)
(a)
▪ Storage eco (preset value)
(a)
▪ Storage stop
(b)
Quiet mode
Program when the unit has to use which quiet
mode level:
▪ Level 1
▪ Level 2
▪ Level 3
▪ OFF
(Only for field
supplied
domestic hot
water pump for
secondary return)
Domestic hot water
pump
Program when the domestic hot water pump is
turned ON and OFF.
(a)
Start heating up until the desired setpoint (Comfort/Eco) is
reached.
(b)
Stop heating, even if the desired temperature is not
reached yet; example: if electric tariffs are higher during the
day, you can program a stop at 06:00.
To select which schedule you currently want to use
1
Go to [5]:
> Select schedules.
2
Select for which control you want to use a schedule.
Example:
[5.1] Room temperature.
3
Select for which operation mode you want to use a schedule.
Example:
[5.1.1] Heating.
4
Select a predefined or user‑defined schedule and press
.
To program a schedule
1
Go to [7.3]:
> User settings > Set schedules.
2
Open an empty, predefined or user‑defined schedule.
3
Change it.
4
Save it.
Guidelines when programming
07
:00
-- : -- --
Set heating schedule
Mon
Comfort
Select
Scroll
Delete line
Clear day schedule
Copy day
Save schedule
You can:
▪ Delete lines from the schedule
▪ Clear a day schedule
▪ Copy from one day to others
Usage example: You work in a 3-shift system
If you work in a 3-shift system, you can do the following:
1
Program 3 room temperature schedules in heating mode and
give them appropriate names.
Example:
EarlyShift, DayShift
and LateShift
2
Select the schedule that you currently want to use.
Summary of Contents for Altherma EHVZ08S18CB
Page 23: ......
