Night Quiet Mode; Cooling/Heating Mode Lock In Multi-System - Daikin FVXM25A3V1B User Reference Manual

6.14.2 Night quiet mode

6.14.3 Cooling/heating mode lock in Multi-system

CVXM-A, FVXM-A, CVXM-A9, FVXM-A9, FVXTM-A
Split system air conditioners
4P625990-1D – 2022.09
Operation mode in room B and C Status of room B and C
Automatic
Priority when using Powerful operation
Example: Room A has priority. Rooms B and C are operating.
1 Set Powerful operation in room A.
Result: Capacity in room A is increased. Cooling or heating efficiency in rooms B
and C may be slightly reduced.
Priority when using Outdoor unit quiet operation
Example: Room A has priority.
2 Set Outdoor unit quiet operation on one unit.
Result: All units enter the Outdoor unit quiet operation mode at once.
The Night quiet mode requires initial programming during installation. Please
consult your dealer for assistance. This mode reduces the operation noise of the
outdoor unit during the night by reducing the cooling efficiency.
The Night quiet mode is activated automatically when the temperature drops ≥5°C
below the highest temperature recorded that day.
The cooling/heating mode lock can be set via the Multi outdoor unit. Please
consult your authorized dealer for assistance. The cooling/heating mode lock sets
the unit forcibly to either cooling or heating operation. Activate this function if you
wish to set all indoor units connected in a Multi-system to 1 operation mode.
INFORMATION
The Cooling/heating mode lock CANNOT be activated together with the priority room
setting.
If cooling operation continues. If heating units
enter standby mode. Operation resumes
when room A stops operating.
6 Operation
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User reference guide
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