LG A2UN186FA0 Service Manual page 101

When compressor does not operate normally.
Trouble 7-5
High press Error (Error Code
Does the operating LED in display PCB
Ass'y blink 11 times?
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)
)
YES
NO
YES
NO
YES
NO
YES
-101-
Check the installation condition.
Check the indoor/outdoor fan motor.
Remove or supply the refrigerant.