En-12
Function
Function
number
Setting number Default Details
Deadband
value (*3)
69
00 0°F (0°C)
Choose the minimum temperature
between cooling and heating
settings (deadband) for Dual
setpoint auto mode (set in No. 68).
01 1°F (0.5°C)
02 2°F (1.0°C)
03 3°F (1.5°C)
04 4°F (2.0°C)
05 5°F (2.5°C)
06 6°F (3.0°C)
07 7°F (3.5°C)
08 8°F (4.0°C)
09 9°F (4.5°C)
(Forbidden) 70 00
Standby
time for
auxiliary
equipment
operation
71
00 Disable
Sets the standby time until the
auxiliary equipment operation
starts during primary equipment
operation.
01 1 minutes
02 2 minutes
⁞⁞ ⁞
98 98 minutes
99 99 minutes
Emergency
heat
73
00 Disable
Enables or disable of emergency
heat input.
01 Enable
Fan delay
time
74
00 1 minutes
Sets the fan delay time when the
heater is turned off.
01 50 seconds
02 40 seconds
03 30 seconds
External
heater use
in defrost-
ing. (*4)
75
00 Disable
Enables or disables the external
heater use in defrosting.
01 Enable
*1: Auto restart is an emergency function such as for power failure etc.
Do not start and stop the indoor unit by this function in normal operation.
Be sure to operate by the control unit, converter or external input device.
*2: Inappropriate setting may cause an external device malfunction. Confirm whether all
the settings have been performed appropriately according to the installing condition.
*3: Function number 68 and 69 will be usable provided that the corresponding operating
device is connected.
*4: When using function number 75, inappropriate heater selection may cause cold air in
defrosting.
Temperature conditions when the external heater is ON/OFF
Temperature (t) = Room temperature - set temperature
Set value of function: 61
00 01 to 09
ON OFF ON OFF
Set value of function: 62
00 t < -5.4°F (-3°C) t ≥ -1.8°F (-1°C) t ≤ -0.9°F (-0.5°C)
t
≥
+0.9°F (+0.5°C)
01 t < -3.6°F (-2°C) t ≥ -1.8°F (-1°C) t ≤ -1.8°F (-1°C)
t
≥
+0.9°F (+0.5°C)
02 t < -3.6°F (-2°C) t ≥ -1.8°F (-1°C) t ≤ -3.6°F (-2°C)
t
≥
+0.9°F (+0.5°C)
03 t < -5.4°F (-3°C) t ≥ -1.8°F (-1°C) t ≤ -5.4°F (-3°C)
t
≥
+0.9°F (+0.5°C)
04 t < -7.2°F (-4°C) t ≥ -1.8°F (-1°C) t ≤ -7.2°F (-4°C)
t
≥
+0.9°F (+0.5°C)
05 t < -9.0°F (-5°C) t ≥ -1.8°F (-1°C) t ≤ -9.0°F (-5°C)
t
≥
+0.9°F (+0.5°C)
06 t < -5.4°F (-3°C) t ≥ -0.9°F (-0.5°C) t ≤ -0.9°F (-0.5°C) t ≥ 0°F (0°C)
07 t < -3.6°F (-2°C) t ≥ -0.9°F (-0.5°C) t ≤ -1.8°F (-1°C) t ≥ 0°F (0°C)
08 t < -3.6°F (-2°C) t ≥ -0.9°F (-0.5°C) t ≤ -3.6°F (-2°C) t ≥ 0°F (0°C)
09 t < -5.4°F (-3°C) t ≥ -0.9°F (-0.5°C) t ≤ -5.4°F (-3°C) t ≥ 0°F (0°C)
10 t < -7.2°F (-4°C) t ≥ -0.9°F (-0.5°C) t ≤ -7.2°F (-4°C) t ≥ 0°F (0°C)
11 t < -9.0°F (-5°C) t ≥ -0.9°F (-0.5°C) t ≤ -9.0°F (-5°C) t ≥ 0°F (0°C)
12 t < -5.4°F (-3°C) t ≥ 0°F (0°C) t ≤ -0.9°F (-0.5°C) t ≥ -0.9°F (-0.5°C)
13 t < -3.6°F (-2°C) t ≥ 0°F (0°C) t ≤ -1.8°F (-1°C) t ≥ -0.9°F (-0.5°C)
14 t < -3.6°F (-2°C) t ≥ 0°F (0°C) t ≤ -3.6°F (-2°C) t ≥ -0.9°F (-0.5°C)
15 t < -5.4°F (-3°C) t ≥ 0°F (0°C) t ≤ -5.4°F (-3°C) t ≥ -0.9°F (-0.5°C)
16 t < -7.2°F (-4°C) t ≥ 0°F (0°C) t ≤ -7.2°F (-4°C) t ≥ -0.9°F (-0.5°C)
17 t < -9.0°F (-5°C) t ≥ 0°F (0°C) t ≤ -9.0°F (-5°C) t ≥ -0.9°F (-0.5°C)
6.3.1. Indoor unit indicator lamps
OPERATION indicator lamp (green)
FILTER indicator lamp (red)
TIMER indicator lamp (orange)
6.3.2. 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
Indication pattern
Indoor unit address Refrigerant address
OPERATION indicator lamp (Green)
ON Flash (1.0s ON/1.0s OFF)
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 (address: 24)
OPERATION indicator
lamp (Green)
TIMER indicator lamp
(Orange)
FILTER indicator lamp
(Red)
10 sec
1 cycle 12 sec
8 sec
ON
OFF
0.5s
0.5s 0.5s 0.5s
0.5s
0.5s
0.5s 0.5s
0.5s
0.5s
0.5s 0.5s
ON
OFF
ON
OFF
ON
Refrigerant address example (address: 30)
OPERATION indicator
lamp (Green)
TIMER indicator lamp
(Orange)
FILTER indicator lamp
(Red)
9 sec
1 cycle 12 sec
ON
OFF
1.0s 1.0s 1.0s
1.0s 1.0s 1.0s 1.0s
0.5s
0.5s
0.5s 0.5s 0.5s 0.5s
ON
OFF
ON
OFF
OFF
Setting details
Function number Item Setting number
01 Indoor unit address 00 to 63
02 Refrigeration address 00 to 99
For use with a remote controller, set all rotary switches to 0, and refer to “6.1. Setting the
address” for details.
All switches are set to 0 at the factory.
(2) Others
Indication pattern
Indicator Name Indication pattern
OPERATION indicator lamp (Green)
Function number; tens place (0.5s ON/0.5s OFF)
TIMER indicator lamp (Orange) Function number; ones place (0.5s ON/0.5s OFF)
FILTER indicator lamp (Red) Setting number: (0 to 9) (0.5s ON/0.5s OFF)
Example (function: 31, setting number: 2)
OPERATION indicator
lamp (Green)
TIMER indicator lamp
(Orange)
FILTER indicator lamp
(Red)
11 sec
10 sec
9 sec
1 cycle 12 sec
ON
OFF
0.5s
0.5s
0.5s
0.5s
0.5s
0.5s
0.5s
0.5s
0.5s
0.5s 0.5s 0.5s
ON
OFF
ON
OFF
9373370475-01_IM.indb 129373370475-01_IM.indb 12 9/16/2019 2:31:28 PM9/16/2019 2:31:28 PM
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