beautypg.com

Troubleshooting ch51, ch60, Check point – LG LCN240CP User Manual

Page 46

background image

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