Toshiba RAV-SM2244DTP-E Installation Manual page 21

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.
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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)
Group control
Group control for system of multiple units
One remote controller can control maximum 8 indoor units as a group.
q Group control in single system
Outdoor unit Outdoor unit Outdoor unit
Indoor unit Indoor unit Indoor unit
Remote controller
Finish of address setup by power-ON
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.
NOTE
In some cases, it is necessary to change the address manually after setup of the automatic address according
to the system confi guration of the group control.
– 20 –
Outdoor unit Outdoor unit
Indoor unit Indoor unit
(Max. 8 units)
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