4 Operation
User reference guide
5
EJHA EHY32AA
Daikin Altherma hybrid monobloc
4P531181-1 – 2018.06
Part
Description
Basic usage
Information about:
▪ Home pages, where you can read out
and change settings that are meant for
daily usage
▪ Menu structure, where you can read out
and configure settings that are NOT
meant for daily usage
▪ ON/OFF controls
Space heating control
How to control space heating:
▪ Setting the space operation mode
▪ Controlling the temperature
Domestic hot water
control
▪ How to control domestic hot water in
case of instant DHW
▪ How to control domestic hot water in
case of tank:
▪ Reheat mode
▪ Scheduled mode
▪ Sch reheat mode
Advanced usage
Information about:
▪ Changing the user permission level
▪ Quiet mode
▪ Holiday mode
▪ Reading out information
▪ Date, time, units of measurement,
contrast and backlight
▪ User profile and home pages
▪ Locking and unlocking buttons and
functions
Preset values and
schedules
▪ How to use preset values
▪ How to select and program schedules
▪ Overview of predefined schedules
Weather-dependent
operation
How to set the weather-dependent settings
Menu structure
Overview of menu structure
Installer settings table
Overview of installer settings
4.2
The user interface at a glance
4.2.1
Buttons
a
e
f
b
d
c
a
HOME PAGES
▪ Switches between home pages (when you are on a home
page).
▪ Goes to the default home page (when you are in the menu
structure).
b
MALFUNCTION INFORMATION
If a malfunction occurs, is displayed on the home pages.
Press
to display more information about the malfunction.
c
ON/OFF
Turns ON or OFF 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 through the
menu structure).
▪ Goes back 1 step (example: when you are programming a
schedule in the menu structure).
e
NAVIGATING/CHANGING SETTINGS
▪ Navigates the cursor on the display.
▪ Navigates through the menu structure.
▪ Changes settings.
▪ Selects a mode.
f
OK
▪ Confirms a selection.
▪ Enters a submenu in the menu structure.
▪ Switches between displaying actual and desired values, or
between displaying actual and offset values (if applicable)
on the home pages.
▪ Goes to the next step (when you are programming a
schedule in the menu structure).
▪ Enables you to activate or deactivate button lock if pressed
for more than 5 seconds on a home page.
▪ Enables you to activate or deactivate a function lock if
pressed for more than 5 seconds in the main menu of the
menu structure.
INFORMATION
If you press
or
while changing settings, the changes
will NOT be applied.
4.2.2
Status icons
Icon
Description
Space operation mode = Heating.
Not available.
Heat pump (compressor) operation or boiler
operation. This symbol is related to the home page.
Desired room temperature = preset value (Comfort;
daytime).
Desired room temperature = preset value (Eco;
nighttime).
▪ On the room temperature home page: Desired
room temperature = according to the selected
schedule.
▪ On the DHW tank temperature home page:
DHW tank mode = Scheduled mode.
DHW tank mode = Reheat mode.
DHW tank mode = Sch reheat mode.
Domestic hot water operation.
Actual temperature.
Desired temperature.
At the next scheduled action, the desired temperature
will increase.
At the next scheduled action, the desired temperature
will NOT change.
