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8-7-4. Remote control distinction function
This function is provided to distinguish the remote control 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 header unit.
<Distinction procedure>
(7-segment display)
(7-segment display)
Power ON
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 header 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 control flashes.
Press the push-switch SW05 on the
interface P.C. board of the header
unit for 2 seconds or more.
Check the connected remote control
End
Other end conditions:
1. 10 minutes has passed
2. SW01, SW02, or SW03 changed to other position.
Operation
7-segment display [A]
7-segment display [B]
<Rotary switches>
Interface P.C. board
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