8 Configuration
Installer reference guide
49
EWAQ+005BAVP
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P492900-1 – 2017.06
00
: 00
What is the current time?
Time
Confirm
Adjust
Scroll
3
Set the system layout settings: Standard, Options, Capacities.
For more details, see
"8.2 Basic configuration" on page 49
.
A.2
1
Scroll
Select
System layout
Standard
Options
Capacities
Confirm layout
4
After configuration, select Confirm layout and press
.
Confirm layout
Please confirm the system
layout. The system will
restart and will be ready for
first startup.
OK
Cancel
Confirm
Adjust
5
The user interface re-initialises and you can proceed the
installation by setting the other applicable settings and
commissioning of the system.
When the installer settings are changed, the system will request to
confirm. When confirmation is complete, the screen will shortly turn
OFF and "busy" will be displayed for several seconds.
8.2
Basic configuration
8.2.1
Quick wizard: Language / time and date
#
Code
Description
[A.1]
N/A
Language
[1]
N/A
Time and date
8.2.2
Quick wizard: Standard
Space heating/cooling settings
The system can heat up or cool down a space. Depending on the
type of application, the space heating/cooling settings must be made
accordingly.
#
Code
Description
[A.2.1.7]
[C-07]
Unit control method:
▪ 0 (LWT control): Unit operation is
decided based on the leaving water
temperature regardless the actual
room temperature and/or heating or
cooling demand of the room.
▪ 1 (Ext RT control): Unit operation is
decided by the external thermostat.
▪ 2 (RT control): Unit operation is
decided
based
on
the
ambient
temperature of the user interface.
#
Code
Description
[A.2.1.9]
[F-0D]
When the space heating/cooling control
is OFF by the user interface, the pump is
always OFF. When the space heating/
cooling control is On, you can select the
desired pump operation mode (only
applicable during space heating/cooling)
Pump operation mode:
▪ 0 (Continuous): Continuous pump
operation, regardless of thermo ON or
OFF condition.
Remark:
continuous
pump operation requires more energy
than
sample
or
request
pump
operation.
a
b
c
d
b
c
▪ a: Space heating/cooling control
(user interface)
▪ b: OFF
▪ c: On
▪ d: Pump operation
continued >>
#
Code
Description
[A.2.1.9]
[F-0D]
<< continuation
▪ 1 (Sample): The pump is ON when
there is heating or cooling demand as
the leaving water temperature has not
reached the desired temperature yet.
When thermo OFF condition occurs,
the pump runs every 5 minutes to
check the water temperature and
demand
heating
or
cooling
if
necessary.
Remark:
Sample is NOT
available in external room thermostat
control or room thermostat control.
a
b
d
e
f
c
g
b
c
▪ a: Space heating/cooling control
(user interface)
▪ b: OFF
▪ c: On
▪ d: LWT temperature
▪ e: Actual
▪ f: Desired
▪ g: Pump operation
continued >>
