LG LS-M3021CL - Display Function; Self-Diagnosis Function

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Display Function
Self-diagnosis Function
Signal Receptor
Receives the signals from the remote control.(Signal receiving sound: two short beeps or one long beep.)
Operation Indication Lamps
On/Off : Lights up during the system operation.
Timer or Sleep Mode : Lights up during Timer operation or Sleep mode.
Defrost Mode : Lights up during Defrost Mode or Hot
Start operation. (Heat pump model only)
Outdoor unit operation : Lights up during outdoor unit operation. (Cooling model only)
Plasma Mode : Lights up during plasma-purification operation.(option)
Auto Restart Mode : Lights up during if Restart Button is pressed.
Auto Restart Button : In failure of electric power, if the button is pressed the unit runs as previous
setting operation when power returns.
Forced Operation Button : Operation starts, when this button is pressed and stops when you press the
button again.
3sec 3sec 3sec
(once)
3sec 3sec
(twice)
3sec
(5times)
Error
Code
1
2
5
Error LED
(Indoor body operation LED)
Error contents
• Indoor room temperature
thermistor open/short
• Indoor pipe temperature
thermistor open/short.
• Outdoor pipe temperature
thermistor open/short.
• Poor communication.
• Indoor TH assy check
• Outdoor TH assy check
• Communication line/circuit
check
SVC check point