INSTALLATION INSTRUCTION
ENGLISH
15
③
Make sure each wire is securely fastened
under each screw terminal and the wires
are not in contact with each other.
④
Please connect the Terminal blocks of in-
door unit’s C/BOX and wired remote con-
troller by referring to the images and
contents shown below.
Connect the yellow(signal) part of the wired
remote controller’s terminal block and the
‘YL’ part of the indoor unit’s terminal block.
Connect the red(12 V) part of the wired re-
mote controller’s terminal block and the
‘RD’ part of the indoor unit’s terminal block.
Connect the black(GND) part of the wired
remote controller’s terminal block and the
‘BK’ part of the indoor unit’s terminal block.
* In case of loosened screws or insufficient
contact between the terminal and the wire,
remote controller may not function properly.
* When the power is off on the remote con-
troller, check the connection between the
remote controller and Terminal Block.
* Use an appropriate screwdriver for tighten-
ing the terminal screws. A screwdriver with
a small head will strip the head and make
proper tightening impossible.
* Over-tightening the terminal screws may
break wires and terminal block structure.
5
Please use an extension cable if the distance
between the wired remote controller and the
indoor unit is longer than 32 ft(10 m).
CAUTION
• Installation work must be performed in
accordance with the national wiring stan-
dards and local by authorized personnel
only.
• Installations must comply with the appli-
cable local/national or international stan-
dards.
• AWG#22, 3 core shielded is recom-
mended when using the large hole in the
center of the back plate.
• AWG#24, 3 core shielded is recom-
mended when using the side or top
knock-out of the back plate.
!
CAUTION
• When installing the wired remote con-
troller, do not bury it in the wall. (It can
cause damage in the temperature sen-
sor.)
• Do not install the cable to be 164 ft(50 m)
or longer. (It can cause communication
error.)
!
YELLOW RED BLACK
Signal 12 V GND
Remote
controller PCB
Indoor unit
side
Remote controller
PCB Terminal block
Remark
Indoor Ter-
minal block
Function
YELLOW
YL
Signal
RED
RD
12 V
BLACK
BK
GND
<Remote controller>
<Indoor Terminal Block>
