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36
SELF-DIAGNOSIS FUNCTION
ENGLISH
Outdoor Unit Error
1 Time 1 Time 1 Time
2 Times2 Times2 Times
1 second
2 seconds 2 seconds
1 second 1 second
LED01G
(RED)
LED02G
(GREEN)
Standard Inverter : 24 k Standard Inverter : 36 / 48 k
Code
Contents
Operation
State
Error Display
Count
Cable
Remote
Controller
Outdoor Device
Red LED
Green
LED
45
Cond. Pipe Sensor Error Stop CH45
Flashing 4
times
Flashing 5
times
1 time
Within 1h
46
Suction Pipe Sensor Error Stop CH46
Flashing 4
times
Flashing 6
times
1 time
Within 1h
47
D-Pipe Sensor Error (Constant-
rate Comp)
Stop CH47
Flashing 4
times
Flashing 7
times
1 time
Within 1h
51
Over-Capacity Connection
Error
Stop CH51
Flashing 5
times
Flashing 1
time
1 time
Within 1h
53
Communication Error between
Outdoor Device Indoor Device
Stop CH53
Flashing 5
times
Flashing 3
times
1 time
Within 1h
54
Open and Reverse Phase Error Stop CH54
Flashing 5
times
Flashing 4
times
10 times
Within 1h
60 EEPROM Check Sum Error Stop CH60
Flashing 6
times
-
1 time
Within 1h
61
Outdoor Device Pipe Overheat-
ing Error
Stop CH61
Flashing 6
times
Flashing 1
time
Infinite
restart
62 Heat-sink Overheating Error Stop CH62
Flashing 6
times
Flashing 2
times
Infinite
restart
65
Heat-sink Sensor Error Stop CH65
Flashing 6
times
Flashing 5
times
1 time
Within 1h
67 Outdoor BLDC Fan Lock Error Stop CH67
Flashing 6
times
Flashing 7
times
10 times
Within 1h
73
PSC/PFC Over-Current Error
(SW)
Stop CH73
Flashing 7
times
Flashing 3
times
10 times
Within 1h
Code Contents
Operation
State
Error Display
Count
Cable
Remote
Controller
Outdoor Device
Red LED
Green
LED
21
IPM Fault Error Stop CH21
Flashing 2
times
Flashing 1
time
10 times
Within 1h
22
CT 2 Error (Input of Over-
Current)
Stop CH22
Flashing 2
times
Flashing 2
times
Infinite
restart
23
DC Link Error (High/Low DC
Voltage)
Stop CH23
Flashing 2
times
Flashing 3
times
Infinite
restart
24
Pressure Switch High/Low
Pressure Fault
Stop
CH24
Flashing 2
times
Flashing 4
times
Infinite
restart
25
Input Frequency Detection
Failure
Stop CH25
Flashing 2
times
Flashing 5
times
1 time
Within 1h
26
DC Comp Position Detection
Error
Stop CH26
Flashing 2
times
Flashing 6
times
1 time
Within 1h
27
PSC/PFC Over-Current Error
(HW)
Stop CH27
Flashing 2
times
Flashing 7
times
10 times
Within 1h
29
Comp Phase Over-Current
Error
Stop CH29
Flashing 2
times
Flashing 9
times
10 times
Within 1h
32
D-Pipe Overheating Error (INV
Comp)
Stop CH32
Flashing 3
times
Flashing 2
times
Infinite
restart
33
D-Pipe Overheating Error
(Constant-rate Comp)
Stop CH33
Flashing 3
times
Flashing 3
times
Infinite
restart
35
Low Pressure Error of
Outdoor Unit
Stop CH35
Flashing 3
times
Flashing 5
times
38
Refrigerant Leakage Error Stop CH38
Flashing 3
times
Flashing 5
times
41
D-Pipe Sensor Error (INV
Comp)
Stop CH41
Flashing 4
times
Flashing 1
time
1 time
Within 1h
4 times
Within 3h
6 times
Within 1h
43 High pressure Sensor Error Stop CH43
Flashing 4
times
Flashing 3
time
1 time
Within 1h
44 Outdoor Inlet Sensor Error Stop CH44
Flashing 4
times
Flashing 4
times
1 time
Within 1h
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