Troubleshooting
If a problem occurs to the air conditioner, the following error codes will appear on the display of the indoor unit or outdoor
unit .
Error detection and re-operation
f
f
If an error occurs during operation, an error code will appear and all the operations are stopped except the display panel .
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If you re-operate the air conditioner by a remote controller or switch, it will operate normally at first, then detect an error .
Detected errors indicated on display
Error description
Error code
error on indoor room temperature sensor (Open/short)
e121
1 . error on eva-in sensor (Open/short)
e122
2 . error on eva-out sensor (Open/short)
e123
3 . error on discharge temperature sensor (Open/short)
e126
1 . error on outdoor temperature sensor
e221
2 . error on cond sensor
e237
3 . error on discharge sensor
e251
Other outdoor unit sensor errors that are not on the above list
1 . When there is no communication between the indoor and outdoor units for 2 minutes
e101
2 . Communication error received from the outdoor unit
e102
3 . 3 minute tracking error on outdoor unit
e202
4 . Communication error after tracking due to unmatching number of installed units
e201
5 . error due to using the same communication address twice .
e108
6 . error due to incomplete communication address setting
e109
Other outdoor unit communication errors that are not on the above list
Self diagnosis error display
1 . error due to opened eeV (2nd detection)
e151
2 . error due to closed eeV (2nd detection)
e152
3 . eva in sensor is detached
e128
4 . eva out sensor is detached
e129
5 . Thermal Fuse Open error
e198
Others
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2016-04-01 오전 9:01:04
