36-EN
35-EN
– 18 –
EN
Group control
Simultaneous twin system
A combination with an outdoor unit allows simultaneous
ON / OFF operation of the indoor units. The following
system patterns are available.
- Two indoor units for the twin system
Twin system
Outdoor unit
Indoor unit
Indoor unit
Remote
controller
Finish of address setup by power-ON
y
For wiring procedure and wiring method, follow to the
“Electrical connection” in this manual.
y
When the power supply has been turned on, the
automatic address setup starts and which indicates
that address is being set up
fl
ashes on the display
part.
During setup of automatic address, the remote
controller operation is not accepted.
Required time up to the
fi
nish of automatic
addressing is approx. 5 minutes.
4
0
03
01
02
Electrical control box
Refrigerant
pipe
Drain
pipe
How to cancel louver lock
Set the wind direction to
“0000”
of the louver lock
setup procedure above.
0000
Setting data
y
When the setting is canceled, goes out.
Other operations are the same as those in
“How to set up louver lock (No swing)”.
To select horizontal wind
direction
The louver positions at cooling can be changed from
the smudge reducing position to the cold draftless
position.
Follow to the basic operation procedure
(
1
→
2
→
3
→
4
→
5
→
6
→
7
).
y
Specify
[45]
for the Code NO. in Procedure
4
.
y
Select the following data for the SET DATA in
Procedure
5
.
Wind
direction
SET DATA
Wind direction setting
0000
Smudge reducing position
(Air direction to reduce ceiling
contamination) [Factory default]
0002
Cold draft position
(Air direction to control cold air fall)
Remote controller sensor
The temperature sensor of the indoor unit senses
room temperature usually. Set the remote controller
sensor to sense the temperature around the remote
controller.
Select items following the basic operation procedure
(
1
→
2
→
3
→
4
→
5
→
6
→
7
).
y
Specify
[32]
for the Code No. in Procedure
4
.
y
Select the following data for the set data in
Procedure
5
.
Set data
Remote controller sensor
0000
Not in use (Factory default)
0001
In use
When
fl
ashes, the remote controller sensor is
defective.
Select the set data [0000] (not in use) or replace the
remote controller.
Communication type
When connecting to the central control device
dedicated to TCC-Link, it is necessary to change to
TCC-Link.
Follow to the basic opreration procedure
(
1
→
2
→
3
→
4
→
5
→
6
→
7
).
y
Specify
[FC]
for the Code No. in Procedure
4
.
y
Select the set data [0000] (TCC-Link) in Procedure
5
.
Set data
Communication type
0000
TCC-Link
0004
TU2C-Link (Factory default)
Fan speed setting when
thermostat-OFF in cooling
mode
Set the fan speed when the room temperature reaches
the set temperature in the cooling mode.
Follow to the basic opreration procedure
(
1
→
2
→
3
→
4
→
5
→
6
→
7
).
y
Specify
[9A]
for the Code No. in Procedure
4
.
y
Select the following data for the set data in
Procedure
5
.
Set data
Fan speed when thermostat-OFF
in cooling mode
0000
Remote controller setting
0001
Extremely low speed (UL)
(Factory default)
8°C operation
Pre-heating operation can be set for cold regions
where room temperature drops to below zero.
Follow to the basic opreration procedure
(
1
→
2
→
3
→
4
→
5
→
6
→
7
).
y
Specify
[d1]
for the Code No. in Procedure
4
.
y
Select the following data for the set data in
Procedure
5
.
Set data
8°C Operation setting
0000
None (Factory default)
0001
8°C Operation setting
Installing optional parts
When installing optional parts, data setup may be
required with remote controller.
Be sure to set the data, according to Installation
Manual for optional parts.
Information
The following functions require a connection with
the RBC-AMTU
½½½
and RBC-AMSU
½½½
remote
controller. For details, refer to the manual included with
the remote controller.
y
Individual unit selection during group operation
y
Individual setting of louver position (wind direction)
y
Swing type setting
y
Louver lock (no swing) setting
y
Energy saving operation (Power saving operation)
y
Noti
fi
cation of
fi
lter cleaning time
Others
The following functions can be used with this model.
Refer to the Service Manual for more information.
y
Rotation / backup operation
y
Free cooling
y
Secondary heating
y
Power shift
