LG A2UW166FA1 - Error Indicator (Outdoor)

194 Multi type Air Conditioner
Troubleshooting Guide
■ Error Indicator (Outdoor)
Outdoor Error
Ex) Error 21 (DC Peack)
1 Time 1 Time 1 Time
2 Times2 Times2 Times
1 Sec.
2 Sec. 2 Sec.
1 Sec. 1 Sec.
LED01G
(RED)
LED02G
(GREEN)
Case of error
LED02G
(Green)
LED01G
(Red)
Contents
Error
code
Compressor malfunction,IPM Fault
Current is 14A
DC Link volt. Is 140V
Low / High press switch OPEN
Abnormal AC volt. Input.
Off
Off
Off
IPM Fault (Compressor Over current)
CT 2(Max. Current)
DC Link Low Volt.
Low / High press
AC Low / AC High Volt.
DC Compressor Position
PSC Fault
DC Link High Volt
Discharge Pipe Temp. High (INV)
Discharge Pipe Temp. High (Cons.)
21
22
23
24
25
26
27
28
32
33
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Outdoor
Status
2 times
2 times
2 times
2 times
2 times
2 times
2 times
2 times
3 times
3 times
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
2 times
3 times