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English 5

 

Since the connector of the thermistor for detection of inlet air temperature 

differs depending on the indoor unit type, make sure to check the indoor unit 

wiring diagram and follow it correctly.

 

Lay and clamp the extension cable inside the indoor unit switch box just 

like the low voltage line (cord for remote controller). 

And do not pass where the extension cable inside the indoor unit switch 

box may be affected by the power line (cord for the indoor unit and the other 

electric line).

Procedure

1)  When wiring to the indoor unit PCB, remove the existing thermistor (for 

detection of inlet air temperature) and then connect the extension cable.

When doing this work, make sure to check the symbol of connecting 

address on the PCB whether it is correct or not referring to the wiring 

diagram.

For SkyAir VRV

1

a

b

c

d

b

e

f

2

X16A

a  Screwed terminal connection

b  Extension cable

c  Connector connection

d  Indoor unit

e  Indoor unit printed circuit board (PCB)

f  Existing thermistor or humidity sensor

1. Remove

2. Connect

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