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Table 5. Indoor Unit Error Codes
Error Code
Description
FE
No address
E0
Mode conflict
E1
Communication error between indoor and main outdoor unit
E2
T1 (Room temperature sensor) malfunction
E3
T2 (Middle of evaporator sensor) malfunction
E4
T2B (Outlet of evaporator sensor) malfunction
E5
T2A (Inlet of evaporator sensor) malfunction
E6
DC fan motor error
E7
EEPROM failure
Eb
EEV malfunction
Ed
ODU fault
EE
High water alarm
A0
Emergency stop
D8
Remote off
U4
MS self-inspection error
F8
MS error