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Function
Function
Setting number Default
number
Forced
00
thermostat
off
01
02
03
Switching
function for
04
60
(Forbidden)
external
05
inputs
06
07
08
Refriger-
09
ant leak
detection
(Forbidden)
61
00
(Forbidden)
62
00
Single set-
point auto
00
mode
Auto mode
(traditional)
68
type
Dual set-
point auto
01
mode
00 0°C
01 0.5°C
02 1.0°C
03 1.5°C
04 2.0°C
Deadband
69
value
05 2.5°C
06 3.0°C
07 3.5°C
08 4.0°C
09 4.5°C
(Forbidden)
70
00
(Forbidden)
72
00
(Forbidden)
73
00
(Forbidden)
74
00
(Forbidden)
75
00
7.3.1 Indoor unit indicator lamps
7.3.2 Checking the function settings
Press and hold the "MANUAL AUTO" button on the indoor unit for 3 seconds to check
the function settings. It is necessary to disconnect the power in order to return to normal
operation mode.
(1) Indoor unit and refrigerant address indication
Indication pattern
Indicator name
Indoor unit address
OPERATION indicator lamp (Green)
ON
TIMER indicator lamp (Orange)
Address: tens place (0.5s ON/0.5s OFF)
FILTER indicator lamp (Red)
Address: ones place (0.5s ON/0.5s OFF)
• Indoor unit address example
(Example) ADDRESS : 24
ON
OPERATION indicator
lamp (Green)
OFF
ON
TIMER indicator lamp
0.5s 0.5s 0.5s 0.5s
(Orange)
OFF
ON
FILTER indicator lamp
0.5s 0.5s 0.5s 0.5s 0.5s 0.5s 0.5s 0.5s
(Red)
OFF
• Refrigerant address example
(Example) ADDRESS : 30
ON
OPERATION indicator
1.0s
lamp (Green)
OFF
ON
TIMER indicator lamp
0.5s 0.5s 0.5s 0.5s 0.5s 0.5s
(Orange)
OFF
ON
FILTER indicator lamp
(Red)
OFF
Details
Setting is required when connecting
a refrigerant-leak detecting device.
(only for J-IIIL series)
Switch the setting method of auto
mode to single or dual (cooling/
heating).
For heat pump systems, it is neces-
sary to set the master indoor unit (by
wired remote controller).
Choose the minimum temperature
between cooling and heating settings
(deadband) for Dual setpoint auto
mode (set in No. 68).
TIMER lamp
OPERATION
FILTER lamp
(orange)
lamp (green)
(red)
Indication pattern
Refrigerant address
Flash (1.0s ON/1.0s OFF)
1 cycle 12 sec
ON
10 sec
8 sec
1 cycle 12 sec
1.0s
1.0s
1.0s
1.0s
1.0s
1.0s
9 sec
OFF
• Setting details
Function number
01
Indoor unit address
02
Refrigeration address
For use with a remote controller, set all rotary switches to 0, and refer to "7.1. Setting the
address" for details.
All switches are set to 0 at the factory.
(2) Others
Indication pattern
Indicator Name
OPERATION indicator lamp (Green)
TIMER indicator lamp (Orange)
FILTER indicator lamp (Red)
(Example) Function : 31, Setting number : 2
OPERATION indicator
ON
0.5s
0.5s
lamp (Green)
OFF
ON
TIMER indicator lamp
0.5s 0.5s
(Orange)
OFF
ON
FILTER indicator lamp
0.5s
0.5s
(Red)
OFF
8. TEST RUN
8.1. Test run using Outdoor unit (PCB)
Refer to the Installation Manual for the outdoor unit if the PCB for the outdoor unit is to be
used for the test run.
8.2. Test run using remote controller
• Refer to the Installation Manual for the remote controller to perform the test run using the
remote controller.
• When the air conditioner is being test run, the OPERATION and TIMER indicator lamp
flash slowly at the same time.
9. CHECK LIST
Pay special attention to the check items below when installing the indoor unit(s). After
installation is complete, be sure to check the following check items again.
Check items
Has the indoor unit been installed
correctly?
Has there been a check for gas leaks
(refrigerant pipes)?
Has heat insulation work been
completed?
Does water drain easily from the
indoor units?
Is the voltage of the power source the
same as that indicated on the label on
the indoor unit?
Are the wires and pipes all connected
completely?
Is the indoor unit earthed (grounded)?
Is the connection cable the specified
thickness?
Are the inlets and outlets free of any
obstacles?
Does start and stop air conditioner
operation by remote controller or
external device?
After installation is completed, has the
proper operation and handling been
explained to the user?
Item
Setting number
00 to 63
00 to 99
Indication pattern
Function number; tens place (0.5s ON/0.5s OFF)
Function number; ones place (0.5s ON/0.5s OFF)
Setting number: (0 to 9) (0.5s ON/0.5s OFF)
1 cycle 12 sec
0.5s
0.5s 0.5s 0.5s
9 sec
11 sec
10 sec
0.5s
0.5s
If not performed correctly
Vibration, noise, indoor unit may drop
No cooling, No heating
Water leakage
Water leakage
No operation, heat or burn damage
No operation, heat or burn damage
Short circuit
No operation, heat or burn damage
No cooling, No heating
No operation
Check
box
En-12
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