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Setting the single operation of the Air to Air Heat Exchanger with
DX Coil Unit (Setting for the header air conditioner)
Single operation of the Air to Air Heat Exchanger with DX Coil Unit is possible when operation of the Air to Air Heat
Exchanger with DX Coil Unit is linked with that of the air conditioners.
Use the
button of the wired remote controller.
* While the Air to Air Heat Exchanger with DX Coil Unit is in operation,
* Adjust this setting for the header air conditioner in the group when using a system equipped with the Air to Air
Heat Exchanger with DX Coil Unit and air conditioners.
* This setting is invalid when using a system equipped with the Air to Air Heat Exchanger with DX Coil Unit(s) only.
• Select [31] in step 3 on page 70.
• Select [0001] in step 4 on page 70.
Code
SET DATA
31
Single operation of the fan
REQUIREMENT
Do not change this setting when the operation is linked by a signal from an external device or remotely controlled on
and off (page 67) by using Remote ON/OFF Adapter NRB-1HE (sold separately).
Remote controller sensor
Usually the temperature sensor of the indoor unit senses the temperature. Configure this setting in order to sense
the temperature around the remote controller.
• Select [32] for CODE NO. in Step 3 on page 70.
• Select CODE NO. from the following table in Step 4 on page 70:
If the remote controller sensor blinks, an error has occurred on the remote controller sensor.
Set [0000]: Do not use for the remote controller sensor, or replace the remote controller.
Code
SET DATA
32
Remote controller sensor
Setting of the unbalanced ventilation Fan speed
SA / EA unbalanced operation of the Air to Air Heat Exchanger with DX Coil Unit is possible.
Use the
button of the remote controller.
* Adjust this setting for all the Air to Air Heat Exchanger with DX Coil Units when group operation is applied.
* Though RBC-AMT32E cannot be used, this setting can still be changed. For details, refer to "Ventilation Fan
speed setting" on page 73.
• Select [48] in step 3 on page 70.
• Select [0001: SA (High) > EA (Low) active] or [0002: SA (Low) < EA (High) active] in step 4 on page 70.
Code
SET DATA
Unbalanced ventilation Fan
48
speed
143-EN
VENT
is displayed on the remote controller.
0000
0001
Invalid
Valid
(Factory default)
0000
0001
Do not use
Use
(default)
0000
0001
0002
Invalid
SA (High) > EA (Low)
SA (Low) < EA (High)
(Factory default)
active
active
Nighttime heat purge setting
Nighttime heat purge exhausts hot air in the room by bypass mode and reduces the cooling load in the morning.
Monitoring operation starts after [Setting value] x 1 hour(s). (1 to 48 hours)
* Adjust this setting for all the Air to Air Heat Exchanger with DX Coil Units in the group. (Only when the Air to Air
Heat Exchanger with DX Coil Unit(s) operates link with air conditioners)
* This setting is invalid for a system equipped with the Air to Air Heat Exchanger with DX Coil Unit only.
• Select [4C] in step 3 on page 70.
• Select a value from the table on the below in step 4 on page 70 according to the preferred time.
Code
SET DATA
4C
Nighttime heat purge
Setting for linked operation with external devices
Specifies the operation of the Air to Air Heat Exchanger with DX Coil Unit linked with the on/off operation of external
devices
* For group operation, adjust this setting for the Air to Air Heat Exchanger with DX Coil Unit to which the remote
ON/OFF adapter (NRB-1HE: sold separately) is connected.
• Select [4E] in step 3 on page 70.
• Select a value from the table on the below in step 4 on page 70.
Code
SET DATA
Linked operation with external
4E
devices
0000: The Air to Air Heat Exchanger with DX Coil Unit starts / stops together with the starting / stopping of an external
device. (The latter operation of the remote controller or the switch of the external device overrides the former.)
0001: The Air to Air Heat Exchanger with DX Coil Unit starts together with the starting of an external device. Use the
remote controller to stop operation.
0002: The Air to Air Heat Exchanger with DX Coil Unit stops together with the stopping of an external device. Use the
remote controller to start operation.
Ventilation mode setting
The setting of the ventilation mode can be changed when using the remote controller for air conditioners
(RBC-AMT32E).
* Adjusting this setting is necessary for the header unit when using a system equipped with the Air to Air Heat
Exchanger with DX Coil Unit only (RBC-AMT32E can not be used.), and for the Air to Air Heat Exchanger with
DX Coil Unit with the smallest address number when using a system equipped with the Air to Air Heat Exchanger
with DX Coil Unit and air conditioners.
* When the remote controller NRC-01HE is installed, this setting is invalid. (The remote controller can be used for
operation.)
• Select [EA] in step 3 on page 70.
• Select a value from the table on the below in step 4 on page 70.
Code
SET DATA
EA
Changing the ventilation mode
– 72 –
0000
0001 to 0048
0000: Invalid
Start after [Setting value] x 1
(Factory default)
hour(s)
0000
0001
0002
ON/OFF linked
ON linked
OFF linked
(Factory default)
0001
0002
Automatic mode
Heat Exchange mode
(Factory default)
144-EN
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