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1. Main/Sub unit communication status:
Status Display
Remote controller is able to communicate with Main unit Main unit comm. :
Remote controller is unable to communicate with Main unit Main unit comm. :
Remote controller is able to communicate with Sub unit Sub unit comm. :
Remote controller is unable to communicate with Sub unit Sub unit comm. :
2. Main/Sub unit operation status:
Status Display
Main unit is ON Main unit: ON
Main unit is OFF Main unit: OFF
Main unit encounters a system error (for example, H23 error: Indoor heat
exchanger temperature sensor 1 abnormality)
Main unit: H23
Sub unit is ON Sub unit: ON
Sub unit is OFF Sub unit: OFF
Sub unit encounters a system error (for example, H23 error: Indoor heat
exchanger temperature sensor 1 abnormality)
Sub unit: H23
3. Time left before rotation:
Status Display
When one of the below happens:
A) Duty Rotation is OFF
B) Duty Rotation is ON but remote controller is unable to communicate
with Main/Sub unit
C) Duty Rotation is ON but Main/Sub unit encounters a system error
Time left :
(Counter is reset)
Other than the above (For example, time left before rotation is 11:59:59) Time left : 11:59:59
Note: If “Time left” reaches “00:00:00”, the running unit will be turned off (becomes the backup unit) and the backup
unit will be turned on (becomes the running unit). “Time left” renews according to set rotation interval and counting
restarts for the next rotation cycle.
4. Examples of Rotation Status screen:
a. Rotation Status screen during Duty Rotation = ON without error:
b. Rotation Status screen during Duty Rotation = ON with communication error only:
c. Rotation Status screen during Duty Rotation = ON with system error only:
4. Rotation Status screen will update according to the latest status.
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