Table 5-2 Wired controller error codes
Nº
Code
1
F0
Error of communication between wire controller and indoor unit
2
F1
The lifting filter function is abnormal
3
F2
The air inlet grill doesn't fit well of Super slim four-way cassette
4
E0
Error of power supply phase sequence
5
E1
Error of communication between indoor unit and outdoor unit
6
E2
T1 temp. sensor is abnormal
7
E3
T2A temp. sensor is abnormal
8
E4
T2B temp. sensor is abnormal
9
E5
T3/T4 temp. sensor is abnormal or compressor discharge temp. sensor is abnormal
10
E6
Zero crossing detection error
11
E7
EEPROM malfunction
12
E8
Fan speed out of control
13
E9
The communication between main board and the display board is abnormal
14
EA Compressor over current protection (four times)
15
EB IPM malfunction
16
ED Outdoor unit malfunction
17
EE
Water-level alarm and other malfunction
18
EF
Other malfunction
Table 5-3 Outdoor unit error codes (Models 24 to 60).
Nº
Code
1
E1
Communication malfunction beetwen indoor and outdoor units
2
F0
Current overload protection
3
F1
Outdoor room temperature sensor (T4) open circuit or short circuit
4
F2
Outdoor coil temperature sensor (T3) open circuit or short circuit
5
F3
Outdoor discharge temperature sensor (T5) open circuit or short circuit
6
F4
Outdoor EEPROM error
7
F5
Outdoor fan speed malfunction
8
P0
Inverter module IPM protection
9
P1
High/Low voltage protection
10
P3
Outdoor low temperature protection
11
P4
Rotor position protection of compressor
12
P7
Sensor of outdoor IGBT is faulty
13
J0
High temperature position of indoor heat exchanger in heating mode
14
J1
High temperature position of indoor heat exchanger in cooling mode
15
J2
High discharge temperature protection
16
J3
PFC module protection
17
J4
Communication error between outdoor main chip and compressor driven chip IR341
18
J5
High pressure protection
19
J6
Low pressure protection
20
J8
AC voltage protection
In low ambient cooling mode, the LED displays"LC" or alternative displays between running frequency and "LC"
(each displays 0.5s)
Description
Description
88