Remote controller switch
monitoring function
This function is available to call the service monitor
mode from the remote controller even during a test
run to acquire temperatures of sensors of the remote
controller, indoor unit, and outdoor unit.
2
4
1
3
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, etc. (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.
37-EN
4
Push
button to return to the normal
display.
Indoor unit data
CODE No.
Data name
01
Room temperature (remote controller)
02
Indoor unit intake air temperature (TA)
Indoor unit heat exchanger (coil)
03
temperature (TCJ)
Indoor unit heat exchanger (coil)
04
temperature (TC)
F3
Filter sign time
Outdoor unit data
CODE No.
Data name
Outdoor unit heat exchanger (coil)
60
temperature (TE)
61
Outside air temperature (TO)
62
Compressor discharge temperature (TD)
63
Compressor suction temperature (TS)
64
—
65
Heatsink temperature (THS)
6A
Operating current (x1/10)
Compressor cumulative operating hours
F1
(x100 h)
– 19 –
Group control
Simultaneous twin, triple or double 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
- Three indoor units for the triple system
- Four indoor units for the double-twin system
Twin system
Outdoor unit
Indoor unit
Indoor unit
Remote
controller
Finish of address setup by power-ON
Triple system
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
Remote
controller
Finish of address setup by power-ON
Double twin
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
Remote
controller
Finish of address setup by power-ON
For wiring procedure and wiring method, follow to the "Electrical connection" in this manual.
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.
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.
Indoor unit
38-EN