• Pattern B
1. Use a tool to cut off the terminal on the end of the remote controller cable, and then remove
the insulation from the cut end of the cable as shown below.
Remote
controller cable
20 mm
2. Connect the remote controller cable and connecting cable as shown below. Be sure to insu-
late the connection between the cables.
controller cable
Insulated
connection
White
Black
Red
Connecting
cable
Remote
3. Connect the remote controller cable to the connecting cable, and insert it to the connector.
Set the DIP switch (SW1) to “3WIRE” on the PCB of the indoor unit.
Indoor unit
PCB
Remote controller
cable
Connecting cable
Connector CNC01
(onboard)
Connect to earth
(ground) screw
Functional grounding
(If necessary)
Set to "3WIRE" the
DIP switch (SW1)
NOTE: Layout of terminal block and PCB is varies depending on the type of indoor unit.
Connector
(adapter)
SW1
Indoor unit
PCB
3-14. External switch controller (UTY-TEKX) - (05-203) - 3. Adaptor/Convertor units
CONTROL
SYSTEM
CONTROL
SYSTEM
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