Lg Electronics LCN240CP User Manual

Page of 61
46 Ceiling Cassette Air Conditioner
Troubleshooting Guide
Troubleshooting CH51, CH60
51
60
Capacity Error
EEPROM
Check sum
• Over Capacity
Combination
• Undder 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