63
TROUBLESHOOTING
E5, E6, E9, EA
Description
E5 indicates an air side heat exchanger refrigerant outlet temperature sensor error.
E6 indicates an outdoor ambient temperature sensor error.
E9 indicates a suction pipe temperature sensor error.
EA indicates a discharge temperature sensor error.
The unit shuts down.
The error code is displayed on the main PCB and user interface.
Possible causes
Temperature sensor not connected properly or has malfunctioned.
Main PCB is damaged.
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