LG ANNQ60GKA4 Installation Manual page 18

INSTALLATION INSTRUCTION
18
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
indoor unit's C/BOX and wired remote
controller 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
remote 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.
Remote
controller PCB
YELLOW RED BLACK
Signal 12 V GND
<Remote controller>
Remote controller
PCB Terminal block
Remark
YELLOW
RED
BLACK
* 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
controller, check the connection between
the remote controller and Terminal Block.
* Use an appropriate screwdriver for
tightening 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.
Indoor unit
side
<Indoor Terminal Block>
Indoor
Terminal Function
block
YL Signal
RD 12 V
BK GND
CAUTION
!
• Installation work must be performed in
accordance with the national wiring
standards and local by authorized
personnel only.
• Installations must comply with the
applicable local/national or international
standards.
• AWG#22, 3 core shielded is
recommended when using the large hole
in the center of the back plate.
• AWG#24, 3 core shielded is
recommended when using the side or
top knock-out of the back plate.
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
!
• When installing the wired remote
controller, do not bury it in the wall.
(It can cause damage in the temperature
sensor.)
• Do not install the cable to be 164 ft(50 m)
or longer. (It can cause communication
error.)