Setting The Master User Interface; About Setting The Master User Interface; To Designate The Master User Interface - Daikin VRV 5 REYA8A7Y1B Installer And User Manual

7 | Operation

7.6 Setting the master user interface

7.6.1 About setting the master user interface

7.6.2 To designate the master user interface

Installer and user reference guide
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▪ The air flow flap itself adjusts its position.
▪ The air flow direction can be fixed by the user.
▪ Automatic and desired position .
WARNING
NEVER touch the air outlet or the horizontal blades while the swing flap is in
operation. Fingers may become caught or the unit may break down.
NOTICE
▪
The movable limit of the flap is changeable. Contact your dealer for details. (only
for double-flow, multi-flow, corner, ceiling-suspended and wall-mounted).
▪
Avoid operating in the horizontal direction
settle on the ceiling or flap.
a
b
c c
d d
a Outdoor unit
b Branch selector (BS)
c VRV DX indoor unit
d User interface
When the system is installed as shown in the figure above, it is necessary to – for
each subsystem – designate one of the user interfaces as the master user
interface.
The displays of slave user interfaces show
control) and slave user interfaces automatically follow the operation mode
directed by the master user interface.
Only the master user interface can select heating or cooling mode.
1 Press the operation mode selector button of the current master user interface
for 4 seconds. In case this procedure was not yet performed, the procedure
can be executed on the first user interface operated.
Result: The display showing
all slave user interfaces connected to the same outdoor unit flashes.
b
c c
d d
(change-over under centralised control) of
. It may cause dew or dust to
(change-over under centralised
REMA5+REYA8~20A7Y1B
VRV 5 heat recovery
4P687640-1 – 2022.07