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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Is the LCD of wired remote controller show
'CH11'?
When compressor does not operate normally.
n High press Error (Error Code ⑪)
Trouble 5-5
YES
Is the installation condition of outdoor unit
right?
Check the installation condition.
NO
YES
Is the indoor/outdoor fan locked?
Check the indoor/outdoor fan motor.
NO
YES
Is the refrigerant pressure right?
Remove or supply the refrigerant.
NO
YES
Replace the PCB Ass'y.
• Main PCB Ass'y (Outdoor)
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