5 | Operation
User reference guide
20
EWAA011~016DA + EWYA009~016DA
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P620246-1B – 2023.11
Item Description
h Additional zone
h1 Installed room thermostat type:
Unit operation is decided by the external room thermostat
(wired or wireless).
— No room thermostat installed or set. Unit operation is
decided based on the leaving water temperature regardless
of the actual room temperature and/or heating demand of
the room.
h2 Installed heat emitter type:
Underfloor heating
Fancoil unit
Radiator
h3
Leaving water temperature setpoint
(a)
i Malfunction
A malfunction occurred.
See "8.1To display the help text in case of a
malfunction"[450] for more information.
(a)
If the corresponding operation (for example: space heating) is not active, the circle is
greyed out.
5.3.2 Main menu screen
Starting from the home screen, press ( ) or turn ( ) the left dial to open
the main menu screen. From the main menu, you can access the different setpoint
screens and submenus.
2
Main zone
Additional zone
Room
Malfunctioning
Space heating/cooling
a Selected submenu
Possible actions on this screen
Go through the list.
Enter the submenu.
Enable/disable breadcrumbs.
Submenu Description
[0]
or Malfunctioning
Restriction: Only displayed if a malfunction
occurs.
See "8.1To display the help text in case of a
malfunction"[450] for more information.