Samsung Electronics 4-1
4. Troubleshooting
4-1 Indoor Display Error and Check Method
X If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.
X If you re-operate the air conditioner, it operates normally at first, then detect an error again.
O
On Flickering X Off
X I
f you turn off the air conditioner when the LED is flickering, the LED is also turned off.
X
If you re-operate the air conditioner, it operates normally at first, then detects an error again.
Abnormal conditions
Indicators
Remarks
Power reset
Error of temperature sensor in
indoor unit (OPEN/SHORT)
Displayed on appropriate
indoor unit which is
operating
Error of the indoor unit pipe
sensor
Displayed on appropriate
indoor unit which is
operating
Error of the outdoor unit pipe
sensor
Displayed on appropriate
indoor unit which is
operating
Displayed on outdoor unit
Communication error
(Transmitter, wired remote
control)
Error of indoor unit:
Displayed on the indoor
unit
regardless of operation
Communication error between
indoor units
Error of outdoor unit:
Displayed on the indoor
unit
which is operating
Error of peripherals option
set-up
EEPROM error
EEPROM option error
High pressure blockage
error(Refrigerant completely
Leakage error)
Error of outdoor Unit/Self-
Diagnosis(Check error code
in outdoor unit or solution
display or thermal fuse on
Indoor’s POWER T/B(open))
4-1-1 LED Display on the indoor unit
LED Display
Detection of errors
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