LG LBNG3061YL Service Manual page 42

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