E-
25
Troubleshooting
If an error occurs during the operation, an LED flickers and the operation is stopped except the LED.
If you re-operate the air conditioner, it operates normally at first, then detect an error again.
Detection of errors
LED Display on the receiver & display unit
LED Display
On Flickering Off
If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
If you re-operate the air conditioner, it operates normally at first, then detect an error again.
Abnormal conditions
Indicators
Operating
Concealed Type
Green
Red
Standard Type
Power reset
Error of temperature sensor in indoor unit
(OPEN/SHORT)
Displayed on appropriate
indoor unit which is operating
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
Displayed on appropriate
indoor unit which is operating
Error of outdoor temperature sensor
Error of COND sensor
Error of DISCHARGE sensor
Displayed on appropriate
indoor unit which is operating
Displayed on outdoor unit
1. No communication for 2 minutes between
indoor unit and outdoor unit (communica-
tion 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)
1. Error of indoor unit:
Displayed on the indoor unit
regardless of operation
2. Error of outdoor unit:
Displayed on the indoor unit
which is operating
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2011-06-23 오전 10:14:36
