Daikin ALTHERMA, User Reference Manual

4 Operation

User reference guide

16

EGSQH10S18AA9W

Daikin Altherma ground source heat pump

4P351749-1D – 2016.09

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

Not applicable.

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.

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

Not applicable.

(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.

4.7.3

Schedules: Example

INFORMATION

The procedures to program other schedules are similar.

In this example:

▪ Room temperature schedule in heating mode

▪ Monday = Tuesday = Wednesday = Thursday = Friday

▪ Saturday = Sunday

To program the schedule

1

Go  to  [7.3.1.1]: 

  >  User  settings  >  Set  schedules  >  Room

temp. > Set heating schedule.

2

Select Empty and press 

.

3

Program the schedule for Monday. See below for more details.

4

Copy  from  Monday  to  Tuesday,  Wednesday,  Thursday  and
Friday. See below for more details.

5

Program the schedule for Saturday.

6

Copy from Saturday to Sunday.

7

Save  the  schedule  and  give  it  a  name.  See  below  for  more
details.

To program the schedule for Monday

1

Use 

 and 

 to select Monday.

2

Press 

 to enter the schedule for Monday.

3

Program the schedule for Monday:

▪ Use 

 and 

 to select an entry.

▪ Use 

 and 

 to change the value of an entry.