
OM-KSACN06(7)01-01 Specifications subject to change without notice. 31
WIRED CONTROLLER ERROR CODES
Table 1 — Error Codes
*Check the indoor unit’s error display and review the owner’s manual if other error codes appear.
NOTE: The error displayed on the wire controller will differ from the error displayed on the unit.
If the error code appears, check the Owner’s and Installation Manual and Service Manual for
the model number of the unit or wired controller the error is displayed on.
No.
MALFUNCTION AND ERROR CODE DEFINITION
DIGITAL DISPLAY
1
Error communication between wire controller and indoor unit
EHb3
2
Communication error between indoor and outdoor units
E1
3
Indoor fan speed error
E8
4
Indoor return air temperature sensor error
E2
5
Indoor coil temperature sensor error
E3
6
Low refrigerant
EF
7
High water level alarm
EE
8
Communication error in twins system (not available)
EF
9
One unit failure in twins system (not available)
EF
10 Outdoor ambient temperature sensor error
E5
11 Outdoor coil temperature sensor error
E5
12 Compressor discharge temperature sensor error
E5
13 Outdoor unit EEPROM error
Ed
14 Outdoor unit fan speed error
Ed
15 Indoor coil outlet temperature sensor error
E4
16 Communication error
EF
17 Inverter module IPM error
Eb
18 Outdoor IGBT temperature sensor error
Ef