151
4. Individual start/stop (ON/OFF) individual test operation function
This function is provided to start/stop (ON/OFF) individually each indoor unit connected to the same system
by using switches on the interface board of the header unit.
Set SW01 [16] and set SW02 and SW03 to indoor address No. (1 to 64) to be started (Refer to the following
table*) - only the setup indoor unit starts operation.
(In the rotary switches of the indoor unit which operates in a group by the remote controller, the follower unit
cannot be individually started or stopped. In this case, [ --] is displayed on 7-segment display [B] on the
interface P.C. board of the header unit.)
<Operation procedure>
NOTE) The individual test operation returns to the normal operation after 60 minutes.
Power ON
Be sure to turn on power at the outdoor side after power-ON of indoor unit.
Set up the operation mode of the remote controller.
(If it is not set up, the operation starts with the current mode.)
(7-segment display)
[A]
[ ]
Address display of
corresponding indoor unit
[B]
[ ]
[ 00] is displayed for
5 seconds after operation-ON.
Match the rotary switch on the interface P.C. board of the
header unit with * in the following table.
Push the push-switch SW04 on the interface
P.C. board of the header unit for 2 seconds or more.
(If pushing this switch continuously for 10 seconds
or more, the operation changes to the individual
test operation.)
The indoor unit to be started operates.
Push the push-switch SW05 on the interface
P.C. board of the header unit for 2 seconds or more.
(7-segment display)
[A]
[ ]
Address display of
corresponding indoor unit
[B]
[ ]
[ 00] is displayed for
5 seconds after operation-ON.
(7-segment display)
[A]
[ ]
Address display of
corresponding indoor unit
[B]
[ ]
[ 11] is displayed for
5 seconds after operation-ON.
(For individual test operation,[ FF] is displayed.)
If an error is already displayed under condition of SW01 [1],
SW02 [1], SW03 [1], return the status to normal one according
to troubleshooting and then execute a test operation.
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, [ ] or [ ] is displayed on the
remote controller.
Operation check
If the discharge temperature does not change though
COOL or HEAT has been set up from the remote
controller, misconnection is considered.
After test operation, return the display select
switches SW01, SW02, and SW03 on the interface
P.C. board of the header unit to [1], [1], [1] respectively.
Start
( )
End
Address 1
to individually
Address 16
In individual
start/stop
16 1 to 16 1
16 1 to 16 2
16 1 to 16 3
16 1 to 16 4
SW01 SW02 SW03 Units to be operated
}
Address 17
to individually
Address 32
}
Address 33
to individually
Address 48
}
Address 49
to individually
Address 64
}
*
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