6. Electrical work
Service menu
Test run
Input maintenance info.
Settings
Check
Others
Main menu: RETURN
Cursor
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-13
Function setting
Ref. address
Unit No.
Grp./1/2/3/4/All
Monitor: SELECT
Cursor
Address
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-15
Function setting
Ref. address
Grp.
Mode 1
Mode 2
Mode 3
Mode 4
Request: SELECT
Cursor
Cursor
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-17
13
Settings menu
Function setting
Service menu: MENU
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-14
Function setting
Ref. address
Grp.
Mode 1
Mode 2
Mode 3
Mode 4
Cursor
Cursor
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-16
Function setting
Ref. address
Grp.
Sending data
F1
F2
F3
F4
ON
RETURN SELECT
MENU
OFF
HOLD
Fig. 6-18
5-2. Changing the temperature unit A
Press the
button 5.
Each time the
button 5 is pressed, the setting switches between
and
.
: The temperature is displayed in degrees Celsius.
: The temperature is displayed in degrees Fahrenheit.
5-3. Changing the time display B
Press the
button 6.
Each time the
button 6 is pressed, the setting switches between
and
: The time is displayed in the 12-hour format.
: The time is displayed in the 24-hour format.
5-4. Changing the pair No. C
Press the
button 4.
Each time the
button 4 is pressed, the pair No. 0–3 changes.
Pair No. of wireless remote controller
0
1
2
3
5-5. Changing the backlight setting D
Press the
button 8.
Each time the
button 8 is pressed, the setting switches between
and
.
: The backlight comes on when a button is pressed.
: The backlight does not come on when a button is pressed.
6.3. Function settings
6.3.1. By wired remote controller
1 (Fig.6-13)
• Select "Service" from the Main menu, and press the [SELECT/HOLD] button.
• Select "Settings" from the Service menu, and press the [SELECT/HOLD]
button.
2 (Fig.6-14)
• Select "Function settings" with the [SELECT/HOLD] button.
3 (Fig. 6-15)
• Set the indoor unit refrigerant addresses and unit numbers with the [F1]
through [F4] buttons, and then press the [SELECT/HOLD] button to confirm
the current setting.
<Checking the Indoor unit No.>
When the [SELECT/HOLD] button is pressed, the target indoor unit will start fan
operation. If the unit is common or when running all units, all indoor units for the
selected refrigerant address will start fan operation.
4 (Fig. 6-16)
• When data collection from the indoor units is completed, the current settings
appears highlighted. Non-highlighted items indicate that no function settings
are made. Screen appearance varies depending on the "Unit No." setting.
5 (Fig. 6-17)
• Use the [F1] or [F2] button to move the cursor to select the mode number, and
change the setting number with the [F3] or [F4] button.
6 (Fig. 6-18)
• When the settings are completed, press the [SELECT/HOLD] button to send
the setting data from the remote controller to the indoor units.
• When the transmission is successfully completed, the screen will return to the
Function setting screen.
Indoor PC board
Initial setting
Cut J41
Cut J42
Cut J41, J42