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16.1.3 Outdoor Cooling Quiet Operation Control
Purpose
Provide quiet cooling operation when only 1 indoor in operation.
Start Condition
o
Indoor fan speed is lower than Lo fan.
o
Only 1 operation indoor unit.
o
Not in any cooling overload zone.
o
Not during annual cooling
o
Not initial frequency operation.
o
Not during starting control.
o
During cool mode
o
Not in Heat Recovery mode.
All conditions above are satisfied and function selection enable.
Control Contents
Compressor frequency and outdoor fan speed maximum limit is set. Adjust accordingly.
Cancel Condition
o
Indoor fan speed is equal or higher than Lo fan.
o
> 1 operation indoor unit.
o
In any cooling overload zone.
o
During annual cooling
o
Initial frequency operation.
o
During starting control.
o
Not during cool mode
When any above is satisfied
