MULTI TYPE

(3) Batch start/stop (ON/OFF) function
This function is provided to start/stop collectively all the indoor units connected to the same system by using
switches on the interface board of the header unit.
0
Power ON
Be sure to turn on power at the indoor side
before power-ON of outdoor unit.
If an error is already displayed with SW01/SW02/SW03
being [1/1/1], return the status to normal one according
to troubleshooting and then execute a test operation.
Set up the operation mode of the remote controller.
(If it is not set up, the operation continues with the current mode.)
(FAN/COOL/HEAT)
The unit which is not given with priority by heating
priority control, cooling priority control, and selection
of cooling or heating mode is not operated.
In this case, " operation ready" or " operation
mode controlled" is displayed on the remote controller.
Set SW01/SW02/SW03 on the interface P.C. board of the header unit
to [2/7/1].
([C.H ] is displayed on 7-segment display [A].)
Press SW04 on the same board for 2 seconds or more.
Start
The indoor unit to be started operates.
Operation check
If the discharge temperature does not change
though COOL or HEAT has been set up from the
remote controller, misconnection is considered.
Press the push-switch SW05 on the interface P.C. board of the
header unit for 2 seconds or more.
Stop
After test operation, return the rotary switches SW01/SW02/SW03 on
the interface P.C. board of the header unit to [1/1/1].
End
7-segment display [A]
SW04
7-segment display [B]
SW05
SW01 SW02 SW03
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