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4 Energy saving tips

Operation manual

10

08S23DAV

Daikin Altherma – Low temperature split

4P499572-1B – 2017.12

3.8

Installer settings: Tables to be
filled in by installer

3.8.1

Configuration wizard

3.8.2

Settings menu

Setting

Fill in…

Main zone

Thermostat type [2.A]

Additional zone (if applicable)

Thermostat type [3.A]

Information

Dealer information [8.3]

4

Energy saving tips

Tips about room temperature

▪ Make sure the desired room temperature is NEVER too high, but

ALWAYS according to your actual needs. Each saved degree can
save up to 6% of heating costs.

▪ Do  NOT  increase  the  desired  room  temperature  to  speed  up

space heating. The space will NOT heat up faster.

▪ When  your  system  layout  contains  slow  heat  emitters  (example:

under  floor  heating),  avoid  large  fluctuation  of  the  desired  room
temperature and do NOT let the room temperature drop too low. It
will take more time and energy to heat up the room again.

▪ Use  a  weekly  schedule  for  your  normal  space  heating  needs.  If

necessary, you can easily deviate from the schedule:

▪ For  shorter  periods:  You  can  overrule  the  scheduled  room

temperature  until  the  next  scheduled  action. 

Example: 

When

you have a party, or when you are leaving for a couple of hours.

▪ For longer periods: You can use the holiday mode.

Tips about DHW tank temperature

▪ Use a weekly schedule for your normal domestic hot water needs

(only in scheduled mode).

▪ Program  to  heat  up  the  DHW  tank  to  a  preset  value  (Storage

comfort  =  higher  DHW  tank  temperature)  during  the  night,
because then space heating demand is lower.

▪ If  heating  up  the  DHW  tank  once  at  night  is  not  sufficient,

program to additionally heat up the DHW tank to a preset value
(Storage eco = lower DHW tank temperature) during the day.

▪ Make  sure  the  desired  DHW  tank  temperature  is  NOT  too  high.

Example: 

After installation, lower the DHW tank temperature daily

by 1°C and check if you still have enough hot water.

▪ Program  to  turn  ON  the  domestic  hot  water  pump  only  during

periods of the day when instant hot water is necessary. 

Example:

In the morning and evening.

5

Maintenance and service

5.1

Overview: Maintenance and
service

The installer has to perform a yearly maintenance. You can find the
contact/helpdesk number via the user interface.

As end user, you have to:

▪ Keep the area around the unit clean.

▪ Keep the user interface clean with a soft damp cloth. Do NOT use

any detergents.

▪ Regularly check if the water pressure is above 1 bar.

Refrigerant

This  product  contains  fluorinated  greenhouse  gases.  Do  NOT  vent
gases into the atmosphere.

Refrigerant type: R32

Global warming potential (GWP) value: 675

NOTICE

In  Europe,  the 

greenhouse  gas  emissions

  of  the  total

refrigerant  charge  in  the  system  (expressed  as  tonnes
CO

2

-equivalent)  is  used  to  determine  the  maintenance

intervals. Follow the applicable legislation.

Formula  to  calculate  the  greenhouse  gas  emissions:

GWP value of the refrigerant × Total refrigerant charge [in
kg] / 1000

Please contact your installer for more information.

WARNING: FLAMMABLE MATERIAL

The refrigerant inside this unit is mildly flammable.

WARNING

The  appliance  shall  be  stored  in  a  room  without
continuously  operating  ignition  sources  (example:  open
flames, 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  those  recommended
by the manufacturer.

▪ Be  aware  that  the  refrigerant  inside  the  system  is

odourless.

WARNING

The  refrigerant  inside  the  unit  is  mildly  flammable,  but
normally  does  NOT  leak.  If  the  refrigerant  leaks  in  the
room  and  comes  in  contact  with  fire  from  a  burner,  a
heater, or a cooker, this may result in fire, or the formation
of a harmful gas.

Turn  off  any  combustible  heating  devices,  ventilate  the
room,  and  contact  the  dealer  where  you  purchased  the
unit.

Do  NOT  use  the  unit  until  a  service  person  confirms  that
the  part  from  which  the  refrigerant  leaked  has  been
repaired.

5.2

To find the contact/helpdesk
number

1

Go to [8.3]: Information > Dealer information.

6

Troubleshooting

6.1

To display the help text in case of
a malfunction

In  case  of  a  malfunction,  the  following  will  appear  on  the  home
screen depending on the severity:

Summary of Contents for Altherma EHVH04S23DAV

Page 1: ...Operation manual Daikin Altherma Low temperature split English Operation manual Daikin Altherma Low temperature split EHVH04S23DAV G EHVH08S23DAV G...

Page 2: ...o inform you about the settings that he used to configure your system Check if he has filled in the installer settings tables If not request him to do so Keep the documentation for future reference Ta...

Page 3: ...e screen darkens Pressing any button or rotating any dial awakens the display The time of non interaction differs depending on the user permission level User or Advanced user 15 min Installer 1 h Dial...

Page 4: ...iption Additional zone h3 h1 h2 h1 Heat emitter type Underfloor heating Fancoil unit Radiator h2 Leaving water temperature setpoint h3 Room thermostat type External control Hidden Leaving water temper...

Page 5: ...setting Possible actions on this screen Confirm changes and proceed 3 3 Space heating control 3 3 1 Setting the space operation mode About space operation modes This unit is a heating only model The...

Page 6: ...operation The domestic hot water tank will start heating up the water to the Comfort temperature INFORMATION When powerful operation is active the risk of space heating and capacity shortage comfort...

Page 7: ...py the schedule to the other weekdays 1 Select Monday Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Copy Edit Copy Result C is displayed next to the copied day 3 Select Tuesday Mon Sat Wed Fri T...

Page 8: ...Low temperature split 4P499572 1B 2017 12 1 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select the Rename option Delete Rename 3 Browse through the character...

Page 9: ...day Activation From Till 7 4 Quiet Activation Schedule 7 5 Electricity price High Medium Low Schedule 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 1 4 Antifrost Activation R...

Page 10: ...ssary Example In the morning and evening 5 Maintenance and service 5 1 Overview Maintenance and service The installer has to perform a yearly maintenance You can find the contact helpdesk number via t...

Page 11: ...tpoint lower tank temperature during the day The desired DHW tank temperature is too low 6 4 Symptom Heat pump failure When the heat pump fails to operate the optional backup heater and anti legionell...

Page 12: ...4P499572 1B 2017 12 Copyright 2017 Daikin 4P499572 1 B 00000007...

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