Page 18
Error Codes
•
Inverter Split Type
8
Number
Cause
Error
Code
1
Indoor EEPROM error
E0
2
Indoor and outdoor communication failure
E 1
3
4
Indoor fan speed malfunction
E3
5
Indoor room temperature sensor open circuit or short circuit
E4
6
E5
9
10
E
b
E
d
15
17
16
Display board and main control communication failure
18
19
20
21
22
23
24
High/Low voltage protection
Compressor top overheating protection
Outdoor low temp. Protection
Compressor drive error
Compressor High/Low-pressure protection
Outdoor IGBT sensor error
Evaporator coil temperature sensor open circuit or short circuit
7
12
13
14
11
Refrigerant leakage detection malfunction
Communication malfunction between two indoor units (for twins model)
Other malfunction of twins model
EC
E8
E9
f1
f2
f3
f4
f5
f6
p0
p 1
p2
p3
p4
p6
p7
f0
Current overload protection
Outdoor room temperature sensor open circuit or short circuit
Outdoor condenser pipe temperature sensor error
Discharging air temperature sensor error
Outdoor EEPROM error
Outdoor fan speed malfunction
T2b sensor error
Inverter module IPM protection
Outdoor unit malfunction
8
Page 19
Number
Cause
Error
Code
1
Indoor EEPROM error
E0
2
Indoor and outdoor communication failure
E 1
3
4
Dc fan stall failure
E3
5
T1sensor error
E4
6
E5
9
The compressor low pressure failure
10
E
b
15
17
16
Display board and main control communication failure
18
19
Frost
T2sensor error
7
T4sensor error
T3sensor error
The indoor evaporator protection closed compressor (high or low temperatures)
Outdoor condenser heat protection compressor
12
13
Compressor low voltage protection
Heating the cold wind off the indoor fan
14
Compressor current overload protection
11
Refrigerant leakage fault
EC
Compressor high pressure protection
Outdoor high exhaust temperature closed compressor
f 1
f2
f5
d
F
E10
Power failure or lack of phase phase sequence reverse fault
P10
P9
P12
P11
p13
P14
p15
•
Fixed-speed Type
Summary of Contents for V5MFI32-60
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