1.
See page 63 and select
Automatic Changeover
.
2.
Screen 1 Automatic Changeover, which is shown on
the left, appears.
This screen shows current status (enabled / disabled)
of each cooling / heating automatic change over group,
control method, set value of temperature difference, and
the number of the registered indoor unit groups.
3.
Touch a cooling / heating automatic change
over group to be set or changed as shown by
q
, and press the [Modify] button
w
.
4.
Screen 2 Cooling / Heating Automatic
Changeover Group Settings, which is shown
on the left, appears. First, select a control
method at
e
. The following three control
methods are available.
5.
Set a temperature difference value for cooling
/ heating automatic change over with the
[modify] button
r
.
Setting range: 1
°
C - 7
°
C
6.
At
t
, select an indoor unit to be added to the
cooling / heating automatic change over
group which is currently selected, and press
the button
y
to add.
To delete an indoor unit from the cooling /
heating automatic change over group, select
it at
u
, and press the button
i
.
7.
To change the order of the registered indoor
group
o
, select an indoor unit to be changed
at
u
, and move it with the [Up] button or the
[Down] button
!0
.
Memo: When the control method
Fixed
is
selected, the indoor unit displayed on the top
in the box
o
becomes the representative one.
When the operation method
Operating
is
selected, a search for representative unit is
performed starting from the top.
9.
On the screen 1, select the cooling / heating
automatic change over group to be enabled at
q
,
and press the button
!5
to enable. (Confirm the
group status (enabled / disabled) displayed on
!6
.)
Only the cooling / heating automatic change over
group set to enabled is controlled automatically.
10.
Lastly, when all the setting changes are correct, press the
[OK] button
!7
. (To cancel, press the [Cancel] button
!8
.)
When the [OK] button
!7
is pressed, the screen 3
Confirmation Display appears.When there is no problem
in setting change, press the [Yes] button
!3
. This menu is
ended, and System Settings Menu appears.
(When the [No] button
!4
is pressed, the screen 1
appears.)
8.
When all settings for this cooling / heating automatic change
over group (control method, temperature difference, indoor
unit registration) are completed, press the [OK] button
!1
(To cancel, press the [Cancel] button
!2
.)
Screen 3 Confirmation Display appears.When there is no
problem in setting change, press the [Yes] button
!3
.
Screen 1, which is shown on the top on this page, appears.
(To add or change the settings in the cooling / heating
automatic change over group mentioned above, press the
[No] button
!4
. Screen 2 appears.)
For details of each control method, see page 37.
Before performing Automatic Changeover,
thoroughly read the Automatic Changeover section
on page 37, and perform the following procedures:
Operation of Automatic Changeover
Screen 1 Automatic Changeover
Screen 2 Cooling/Heating Automatic Change Over Group Settings
Screen 3 Confirmation
System Settings Menu Operation
¡
Fixed
¡
Operating
¡
Average
16
16
4
16
3
17
17
18
18
17
10
17
7
17
10
17
11
17
12
17
5
3
1
3
9
3
6
3
8
3
15
3
2
16
13
16
14
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