03-04
Error code
1
A
1
Trouble
shooting
1
~ 15 : 1~ 15 Times Blinking
: Light ON: Light OFF
1
FEDCB
11.3
11.4
Serial communication error
Serial communication error during operation
5U.1 Indoor unit error
62.1 Outdoor unit PCB model information error
62.3 EEPROM access error
62.8 EEPROM data comuption error
63.1 Inverter error
65.3 IPM error (Trip terminal L error)
71.1 Discharge temp. sensor error
Compressor temp. sensor error72.1
73.3 Heat ex. liquid temp. sensor error
Outdoor temp. sensor error
74.1
84.1
Current sensor 1 error (Stoppage permanently)
94.1
Outdoor unit trip detection
95.1
Compressor motor control error
(Stoppage permanently)
97.3
Outdoor unit fan motor 1 error
99.1
4-way valve error
9A.1
Coil 1 (Expansion valve 1) error
A1.1
Discharge temperature error
A3.1
Compressor temperature error
Error contents
Monitor
Outdoor unit LED display part
1
5
15
6
2
6
2
6
2
6
3
6
5
7
1
7
2
7
3
7
4
8
4
9
4
9
5
9
7
9
9
9
10
10
1
10
3
73.2 Outdoor unit heat ex. middle temp. sensor error
7
3
86.1 High pressure switch error (24/30)
Outdoor unit discharge pressure sensor error(36/48)
8
6
2
2
3,4,5,6,7,8,10,11,
12,13
14
15
17
18
19
20
21
22
23
24
25
26
27
29
30
28