7-7-4. Remote Controller Distinction Function
This function is provided to distinguish the remote controller connected to the indoor unit from the outdoor unit
for a refrigerant circuit system by using switches on the interface P.C. board of the
outdoor
unit.
<Distinction procedure>
Power ON
End
Check the connected remote controller
Operation
7-segment display
[A]
[B]
[ A 1 ] [
]
7-segment display
[A]
[B]
[ A 1 ] [ FF]
Be sure to turn on the power of the indoor unit
prior to the power of the outdoor unit.
Set the display select switches on the
interface P.C. board of the
outdoor
unit as follows:
Set SW01/SW02/SW03 to [2/4/1]
Press the push-switch SW04 on the
same board for 2 seconds or more.
"Checking" display of the connected
remote controller flashes.
Press the push-switch SW05 on the
interface P.C. board of the
outdoor
unit for 2 seconds or more.
Other end conditions:
1.
10 minutes ha
ve
passed
2.
SW01, SW02, or SW03 changed to other
position.
7-segment display [A]
7-segment display [B]
SW04
SW05
SW01 SW02 SW03
<Rotary switches>
Interface P.C. board
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