SiBE121021_C RA Indoor Unit
Operation Manual 189
Note for Multi System
COOL or DRY or FAN Current operation mode maintained
HEAT
AUTO
Operation mode in Room
B, C and D
Status of Room B, C and D when the unit in Room
A is in COOL mode
The unit enters Standby Mode. Operation resumes when
the Room A unit stops operating.
If the unit is set to COOL mode, operation continues. If set
to HEAT mode, it enters Standby Mode. Operation
resumes when the Room A unit stops operating.
îš„ Priority Room Setting
The Priority Room Setting requires initial programming during installation. Please consult your
retailer or dealer for assistance.
The room designated as the Priority Room takes priority in the following situations;
1. Operation mode Priority.
As the operation mode of the Priority Room takes precedence, the user can select a different
operation mode from other rooms.
〈Example〉
* Room A is the Priority Room in the examples.
When COOL mode is selected in Room A while operating the following modes in Room B,C and D:
2. Priority when POWERFUL operation is used.
〈Example〉
* Room A is the Priority Room in the examples.
The indoor units in Rooms A,B,C and D are all operating. If the unit in Room A enters
POWERFUL operation, operation capacity will be concentrated in Room A. In such a case,
the cooling (heating) efficiency of the units in Rooms B,C and D may be slightly reduced.
3. Priority when using OUTDOOR UNIT QUIET operation.
〈Example〉
* Room A is the Priority Room in the examples.
Just by setting the unit in Room A to QUIET operation, the air conditioner starts OUTDOOR
UNIT QUIET operation.
You don’t have to set all the operated indoor units to QUIET operation.
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