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8.
Error Display
If there is malfunction during running of the system, LCD will display error code at
temperature–displayed location. Once there is more than one malfunction, error codes will be displayed
circularly. If there are multiple circuit systems, the system number of failed system will be displayed
before the colon (not for single system).
If malfunction occurs, turn off the unit and contact nearest dealer for help.
As shown in Fig.18, it means high pressure protection of system 2 under unit on.
Error code meaning:
Error code Malfunction
E0
Water Pump Malfunction
High pressure protection of compressor
E1
E2
Indoor anti-freezing protection
Low pressure protection of compressor
E3
High discharge temperature protection of compressor
E4
Compressor overload protection
E5
Communication malfunction
E6
Water overflow protection
E9
F0
Indoor unit ambient sensor malfunction at air return opening
F1
Evaporator sensor malfunction
F2
Condenser sensor malfunction
F3
Outdoor unit ambient temperature sensor malfunction
F4
Discharge temperature sensor malfunction
F5
Ambient sensor malfunction on Displayer (or LED board)
Fig.18
24
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