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C
I
OMPLETING THE
NSTALLATION
Troubleshooting
Detection of errors
N If an error occurs during the operation, an LED flickers and the operation is stopped except the LED.
N If you re-operate the air conditioner, it operates normally at first, then detect an error again.
LED Display on the receiver & display unit
LED Display
Abnormal conditions
Power reset
Error of temperature sensor in indoor unit
(OPEN/SHORT)
Error of heat exchanger sensor in indoor unit
Error of heat exchanger OUT sensor in indoor unit
Error of outlet temperature sensor in indoor unit
(OPEN/SHORT): For heat pump models only
Error of mixed operation
Error of outdoor temperature sensor
Error of COND sensor
Error of DISCHARGE sensor
1. No communication for 2 minutes between
indoor unit and outdoor unit
(communication error for more than 2 minutes)
2. Indoor unit receiving the communication
error from outdoor unit
3. Outdoor unit tracking 3 minute error
4. When sending the communication error
from outdoor unit the mismatching of the
communication numbers and installed
numbers after completion of tracking.
(communication error for more than
2 minutes)
G
On
N If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
N If you re-operate the air conditioner, it operates normally at first, then detect an error again.
30
E-
Concealed Type
Flickering X Off
Indicators
Blue
Red
Standard Type
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Operating
X
Displayed on appropriate indoor
X
unit which is operating
Displayed on appropriate indoor
unit which is operating
X
X
Displayed on appropriate indoor
X
unit which is operating
Displayed on outdoor unit
1. Error of indoor unit: Displayed
on the indoor unit regardless
of operation
2. Error of outdoor unit:
Displayed on the indoor unit
X
which is operating
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