8
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Operation
Installer and user reference guide
31
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
Ceiling suspended units
Wall-mounted units
For the following conditions, a micro computer controls the air flow direction
which may be different from the display.
Cooling
Heating
▪
When the room temperature is lower
than the set temperature.
▪
When starting operation.
▪
When the room temperature is higher
than the set temperature.
▪
At defrost operation.
▪
When operating continuously at horizontal air flow direction.
▪
When continuous operation with downward air flow is performed at the time of
cooling with a ceiling-suspended or a wall-mounted unit, the micro computer
may control the flow direction, and then the user interface indication will also
change.
The air flow direction can be adjusted in one of the following ways:
▪
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
. It may cause dew or dust to
settle on the ceiling or flap.
8.5 Setting the master user interface
8.5.1 About setting the master user interface
a
b
d
c
c
c
c
e
e
e
e
e
b
a
Outdoor unit
b
BS unit
c
VRV DX indoor unit
d
HT Hydrobox unit
e
User interface
Summary of Contents for REMQ5U7Y1B
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