ā 117 ā
(5) 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 P.C. board of the header unit.
Set SW01 [16] and set SW02, SW03 to indoor address No. (1 to 40) 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.
*
SW01 SW02 SW03
Units to be operated
16 1
16 2
16 3
Address 1 to
Address 16 }
individually
Address 17 to
Address 32 }
individually
Address 33 to
Address 40 }
individually
In individual
start/stop
1~16
1~16
1~16
Power ON
Start
End
(7-segment display)
[A]
[ ]
[B]
[ ]
(7-segment display)
[A]
[ ]
[B]
[ ]
(7-segment display)
[A]
[ ]
[B]
[ ]
Be sure to turn on power at the indoor side
before power-ON of outdoor unit.
Set up the operation mode of the remote controller.
(If it is not set up, the operation continues with the
current mode.)
Push the push switch SW04 on the same board for 2
seconds or more.
(If pushed continuously for 10 seconds or more, the
operation changes to the individual test operation.)
Match the rotary
switches on the
interface P.C.
board of the
header unit to the
following table*.
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.
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.
Address display
of corresponding
indoor unit
Address display
of corresponding
indoor unit
[ 11] is displayed for 5 seconds after operation-ON.
(For individual test operation, [ FF] is displayed.)
[ 00] is displayed
for 5 seconds after
operation-ON.
Address display
of corresponding
indoor unit
[ 00] is displayed
for 5 seconds after
operation-ON.
Operation check
If the discharge temperature does not change
though COOL or HEAT has been set up from the
remote controller, misconnection is considered.
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.
After test operation, return the display select switches
SW01/SW02/SW03 on the interface P.C. board of the
header unit to [1/1/1].
SW04 SW05
SW02 SW03SW01
7-segment display [A] 7-segment display [B]
<Rotary switches>
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