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Malfunction
Failure description
Room temp. sensor abnormal E1
Indoor coil temp. sensor abnormal E2
Outdoor coil temp. sensor abnorma E4
Over-current malfunction E5
Communication malfunction between indoor PCB and wired controller E8
Communication malfunction between indoor PCB and outdoor PCB E9
Code on wired controller
Outdoor temp. sensor abnormal E3
High / Low pressure abnormal E6
16
The float switch malfunction E0