Operation Range; Operating The System; About Operating The System; About Cooling, Heating, Fan Only, And Automatic Operation - Daikin VRV 5 S Series Installer And User Manual

7 | Operation

7.2 Operation range

7.3 Operating the system

7.3.1 About operating the system

7.3.2 About cooling, heating, fan only, and automatic operation

Installer and user reference guide
30
This operation manual is for the following systems with standard control. Before
initiating operation, contact your dealer for the operation that corresponds to your
system type and mark. If your installation has a customised control system, ask
your dealer for the operation that corresponds to your system.
Operation modes (depending on indoor unit type):
▪ Heating and cooling (air to air).
▪ Fan only operation (air to air).
Dedicated functions exist depending on the type of indoor unit, refer to dedicated
installation/operation manual for more information.
Use the system in the following temperature and humidity ranges for safe and
effective operation.
Outdoor temperature
Indoor temperature
Indoor humidity
(a)
To avoid condensation and water dripping out of the unit. If the temperature or the
humidity is beyond these conditions, safety devices may be put in action and the air
conditioner may not operate.
▪ Operation procedure varies according to the combination of outdoor unit and
user interface.
▪ To protect the unit, turn on the main power switch 6 hours before operation.
▪ If the main power supply is turned off during operation, operation will restart
automatically after the power turns back on again.
▪ Changeover cannot be made with a user interface whose display shows
"change-over under centralised control" (refer to installation and operation
manual of the user interface).
▪ When the display
"7.6.1 About setting the master user
▪ The fan may keep on running for about 1 minute after the heating operation
stops.
▪ The air flow rate may adjust itself depending on the room temperature or the fan
may stop immediately. This is not a malfunction.
Cooling
–5~46°C DB
21~32°C DB
14~25°C WB
"change-over under centralised control" flashes, refer to
interface" [
Heating
–20~21°C DB
–20~15.5°C WB
15~27°C DB
(a)
≤80%
4
35].
RXYSA4~6A7V/Y1B
VRV 5-S system air conditioner
4P600330-1D – 2023.02