Filter sign setting
According to the installation condition, the filter sign
term (Notification of filter cleaning) can be changed.
Follow to the basic operation procedure
(
1
→
2
→
3
→
4
→
5
→
6
).
For the CODE No. in Procedure
3
, specify [01].
For the [SET DATA] in Procedure
4
, select the SET
DATA of filter sign term from the following table.
SET DATA
Filter sign term
0000
None
0001
150H
0002
2500H
(Factory default)
0003
5000H
0004
10000H
– 17 –
33-EN
34-EN
Remote controller switch
monitoring function
This function is available to call the service monitor
mode from the remote controller during a test run to
acquire temperatures of sensors of the remote
controller, indoor unit, and outdoor unit.
1
3
4
2
Indoor unit data
CODE No.
Data name
01
Room temperature (remote controller)
02
Indoor unit intake air temperature (TA)
Indoor unit heat exchanger (coil)
temperature (TC)
F3
Indoor unit fan cumulative operating hours
(x1 h)
1
Push
and
buttons simultaneously for
at least 4 seconds to call the service monitor
mode.
The service monitor indicator lights up and the
header indoor unit number is displayed first.
CODE No.
is also displayed.
2
Pushing TEMP.
/
buttons, select the
number of sensor (CODE No.) to be
monitored.
(See the following table.)
3
Pushing
(left side of the button),
select an indoor unit to be monitored. The
sensor temperatures of indoor units and
their outdoor unit in the control group are
displayed.
4
Push
button to return to the normal
display.
Group control
Group control for system of multiple units
One remote controller can control maximum 8 indoor units as a group.
Group control in single system
For wiring procedure and wiring method of the individual line (Identical refrigerant line) system, follow to
“Electrical connection”.
Wiring between lines is performed in the following procedure.
Connect the terminal block (A/B) of the indoor unit connected with a remote controller to the terminal blocks
(A/B) of the indoor units of other indoor units by wiring the inter-unit wire of the remote controller.
When the power supply has been turned on, the automatic address setup starts and which indicates that address
is being set up flashes on the display part in about 3 minutes. During setup of automatic address, the remote
controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Remote controller
Finish of address setup by power-ON
(Max. 8 units)
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
04
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