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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
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.
1
3
4
2
Indoor unit data
CODE No.
Data name
01
Room temperature (remote controller)
02
Indoor unit intake air temperature (TA)
03
Indoor unit heat exchanger (coil)
temperature (TCJ)
04
Indoor unit heat exchanger (coil)
temperature (TC)
F3
Indoor unit fan cumulative operating hours
(x1 h)
Outdoor unit data
CODE No.
Data name
60
Outdoor unit heat exchanger (coil)
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)
F1
Compressor cumulative operating hours
(x100 h)
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
▼
Triple system
▼
Double twin
• 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.
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit
Indoor unit
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit
Indoor unit
Indoor unit
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit
Indoor unit
Indoor unit
Indoor unit
37-EN
38-EN
