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Only for training and service purposes
LGE Internal Use Only
5. Trouble Shooting
51
60
Over capacity
EEPROM
Check sum
• Over capacity
Combination
• Check sum error
• Check the indoor unit capacity.
• Check the combination table.
• Check the PCB ASM P/No.
• Check the poor soldering.
Display
code
Title Cause of error Check point & Normal condition
Check Point
• CH 51
1. Check the indoor unit capacity.
• CH 60
1. Check the insertion condition of EEPROM.
2. Check the poor soldering
Model Gross max. capacity Max. single indoor unit capacity
A2UW146FA3 21k
A2UW166FA0
A2UW166FA1 24k 12k
A3UW186FA0
A3UW216FA3
33k
A4UW246FA3 18k
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