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Les langues disponibles
Maintenance
4.7
Indoor unit error codes
Error code
EEPROM (Electrically Erasable Programmable Read-Only Memory)
E0
error of the indoor unit
E1
Communication error between an indoor unit and the outdoor unit
E3
Malfunction of the indoor unit fan speed
E4
Internal room temperature sensor error
E5
Evaporator coil temperature sensor error
EC
Malfunctioning of the refrigerant leak detection system
EE
Water level alarm failure
Communication error between two indoor units (only in systems
E8
with multiple indoor units)
E9
Other malfunction of the two-unit model
F0
Overload protection
F1
External temperature sensor error
F2
External condenser pipe sensor error
F3
Exhaust air temperature sensor error
Outdoor unit EEPROM (Electrically Erasable Programmable
F4
Read-Only Memory) error
F5
Malfunction of the outdoor unit fan speed
P0
IPM protection of the inverter module
P1
High/low voltage protection
P2
Compressor overheating protection
P3
Low outside temperature protection
P4
Compressor drive error
P5
Mode conflict
P6
Compressor low pressure protection
P7
External IGBT sensor error
FA
Malfunction of communication with the indoor unit
88
Malfunction of communication with the indoor unit
Cause
Number of
Timer
flashes per
indicator
second
1
Off
2
Off
4
Off
5
Off
6
Off
7
Off
8
Off
9
Off
10
Off
1
On
2
On
3
On
4
On
5
On
6
On
1
Flashing
2
Flashing
3
Flashing
4
Flashing
5
Flashing
6
Flashing
7
Flashing
8
Flashing
11
On
-
-
29
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