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4 Operation

User reference guide

8

EJHA EHY32AA

Daikin Altherma hybrid monobloc

4P531181-1 – 2018.06

4.4.5

Room thermostat control - Using the
room temperature home pages

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

"4.6.6 Configuring user profile and home pages" on page 15

.

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

In  the  detailed  home  page  (user  profile  =  Detailed),  select  the
scheduled  room  temperature  mode  (

)  by  pressing 

  or

.

Result: 

The room temperature follows the scheduled value.

3

Use 

 or 

 to adjust the temperature.

Result: 

The  room  temperature  follows  the  manually  adjusted

value  ( ),  but  will  return  to  the  scheduled  value  at  the  next
scheduled action.

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  room  temperature  follows  the  preset  value

(Comfort or Eco), but will return to the scheduled value after the
overrule  period  (=  Temperature  lock:  2/4/6/8  hours  or
permanent).

3

If necessary, you can overrule the preset value by using 

 or

 to adjust the temperature.

Result: 

The  room  temperature  follows  the  manually  adjusted

value  ( ),  but  will  return  to  the  scheduled  value  after  the
overrule  period  (=  Temperature  lock:  2/4/6/8  hours  or
permanent).

Example: Temporarily overruling the schedule
AND changing the mode to preset value

You have configured the following settings:

Settings

Description

Preset values

Comfort (heating) =
20°C

Desired temperature when
you are at home.

Eco (heating) = 18°C Desired temperature:

▪ When you are away

▪ During the night

Schedule

07:00 Comfort

You are at home.

Desired temperature =
preset value (Comfort
(heating)).

09:00 Eco

You are away.

Desired temperature =
preset value (Eco
(heating)).

17:00 Comfort

You are at home.

Desired temperature =
preset value (Comfort
(heating)).

19:00 21°C

You are at home and want
it to be a little warmer.

Desired temperature =
custom temperature.

23:00 Eco

Desired temperature =
preset value (Eco
(heating)).

Overrule period
(Temperature
lock)

2 hours

If you temporarily overrule
the schedule by a preset
value, after 2 hours the
schedule will be used
again.

If user profile = Basic, then you can 

temporarily overrule

 the room

temperature schedule by pressing 

 or 

.

Situation

Description

15:20

18.0°C

15:20

19.0°C

15:20 => Scheduled temperature
= preset value (Eco (heating)) =
18°C.

You 

temporarily overrule

 the

schedule.

Desired temperature = custom
temperature = 19°C.

At the next scheduled action
(17:00), the schedule will be
used again.

If user profile = Detailed, then you can:

Temporarily  overrule

  the  room  temperature  schedule  by

pressing 

 or 

 (same as if user profile = Basic)

Change the mode

 from scheduled to a preset value by pressing

 or 

Situation

Description

17:00

18.0°C

15:20

Mon

Scheduled

Room temperature 

schedule

 is

used.

15:20 => Desired temperature =
preset value (Eco (heating)) =
18°C.

The next scheduled action is at
17:00 and the desired
temperature will then increase.

Summary of Contents for Altherma EHY2KOMB28AA

Page 1: ...User reference guide Daikin Altherma hybrid monobloc English User reference guide Daikin Altherma hybrid monobloc EJHA04AAV3 EHY2KOMB28AA EHY2KOMB32AA...

Page 2: ...schedules Room temperature leaving water temperature main 17 4 7 5 Predefined schedules DHW tank temperature 18 4 8 Weather dependent operation 18 4 8 1 To set the weather dependent settings 18 4 9 M...

Page 3: ...arts must be done by an authorized installer and must comply with applicable legislation Units must be treated at a specialized treatment facility for reuse recycling and recovery By ensuring this pro...

Page 4: ...an cold start up NOTICE During holidays Do NOT turn OFF the power supply The power is needed for the frost protection functions of the outdoor unit Use the holiday mode instead 3 1 About freeze protec...

Page 5: ...F one of the controls room temperature leaving water temperature DHW tank temperature d MENU STRUCTURE BACK Opens the menu structure when you are on a home page Goes up a level when you are navigating...

Page 6: ...Tank Instant DHW DHW To go to a home page 1 Press Result One of the home pages is displayed 2 Press again to display the next home page if any 4 3 2 Using the menu structure About the menu structure Y...

Page 7: ...are Yes NOT linked You can set the leaving water set point on the home page Is displayed next to the set point Then leaving water set point and room temperature set point are No Linked by their preset...

Page 8: ...y using or to adjust the temperature Result The room temperature follows the manually adjusted value but will return to the scheduled value after the overrule period Temperature lock 2 4 6 8 hours or...

Page 9: ...ct Result For the next 2 hours the room will NOT be heated to the scheduled 20 C but to the preset value Eco 18 C After 2 hours the room will heat up again to the scheduled 20 C Advantage You save ene...

Page 10: ...erature is permanent unless the leaving water temperature is according to a schedule In that case the overruling is valid until the next scheduled action 1 Go to 7 4 2 User settings Preset values LWT...

Page 11: ...e home page Tank 2 Check which icons are displayed If is displayed Then the DHW tank mode Reheat mode Scheduled mode Scheduled reheat mode Reheat mode In reheat mode the DHW tank continuously heats up...

Page 12: ...times Example t Tt 60 C 00 00 07 00 50 C 45 C 15 C 14 00 21 00 35 C 1 2 4 5 3 Tt DHW tank temperature t Time 60 C Storage comfort 50 C Storage eco 45 C Reheat 35 C Reheat tank temperature hysteresis v...

Page 13: ...can read out in the menu structure depends on your user permission level End user default Adv end user You can read out more information To set the user permission level to Advanced end user 1 Go to...

Page 14: ...tings will be used To check if holiday mode is activated and or running 1 Press to go to one of the home pages 2 Check the following If is displayed Then One of the following holiday modes is activate...

Page 15: ...handling Error history and contact helpdesk number 6 4 User permission level Current user permission level 6 5 Actuators Status mode of each actuator Example Domestic hot water pump ON OFF 6 6 Operat...

Page 16: ...re than 5 seconds 3 Select a function and press 4 Select Lock or Unlock and press 4 7 Preset values and schedules 4 7 1 Using preset values About preset values You can define preset values for multipl...

Page 17: ...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...

Page 18: ...mode see the installer reference guide To set the parameters for the weather dependent curve see below 4 8 1 To set the weather dependent settings Prerequisite You switched the permission level to Ad...

Page 19: ...information Error history Contact helpdesk number Version User interface Indoor unit Outdoor unit User settings Display Temperature lock Set schedules Preset values Allowed operation mode Unit of mea...

Page 20: ...in Contact helpdesk number 5 Setting the energy prices If your system s savings mode is set to Economical it allows you to set a fixed gas price 3 electricity price levels a weekly schedule timer for...

Page 21: ...ics for consumed electricity calculated by the interface itself based on an internal calculation consumed gas only in case of EHY2KOMB28 32AA gas boiler calculated by the interface itself based on an...

Page 22: ...an operating gas appliance or an operating electric heater WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use cleaning materials or means to accelerate the defrosting process other than...

Page 23: ...mp failure occurs the domestic hot water and space heating operations will stop and need to be recovered manually The user interface will then ask you to confirm whether the boiler can take over the e...

Page 24: ...or domain Service company Qualified company which can perform or coordinate the required service to the product Installation manual Instruction manual specified for a certain product or application e...

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Page 28: ...4P531181 1 2018 06 Copyright 2018 Daikin...

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