To Next Page

To Previous Page

Service Manual 207

12) Troubleshooting CH51, CH60

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

Troubleshooting Guide

Model Gross max. capacity Max. single indoor unit capacity

A2UW146FA0

A2UW146FA1 21k 12k

A2UW146FA2

A2UW166FA0

A2UW166FA1 24k 12K

A2UW186FA0

A3UW186FA0 30k 12k

A3UW246FA0

33k 18K

A4UW246FA0

A4UW306FA0 39k 18K

A6UW406FA0 52k 24K

LG AMNH07GD4L0 User Manual

Other manuals for LG AMNH07GD4L0