Wiring Connection - LG ARNU18GTQD4 Installation Manual

Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
• The following parts are local purchasing.
① Hanging Bolt
- W 3/8 or M10
② Nut
- W 3/8 or M10
③ Spring Washer - M10
④ Plate Washer - M10
!
CAUTION
• Tighten the nut and bolt to prevent the unit from falling.
• When mechanical connectors are reused indoors, sealing parts shall be renewed. (for R32)
• When flared joints are reused indoors, the flare part shall be re-fabricated. (for R32)

Wiring Connection

• Connect the wires to the terminals on the control box individually according to the outdoor unit
connection.
• Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit
respectively.
Power supply cord
Transmission cord
Power supply cord
• While connecting wired remote controller, insert its connector to the "CN-REMO" housing of the main PCBA
and make the remote controller cord tightly by using clamp cord.
R emote Controller Connector (CN-R EM O)
Keep the length of the bolt
from the bracket to 40 mm
Flat washer for M10
(accessory)
Ceiling board
Flat washer for M10
(accessory)
Nut
(W3/8 or M10)
Clamp Cord
Ceiling
Air Conditioner body
Keep the length of 15 mm(TM,TN,TP chassis),
31~34 mm(TQ,TR chassis) between the air
conditioner bottom surface and the ceiling surface
Set screw of
paper model (4 pieces)
Paper model
for installation
Open the ceiling board
along the outer edge of the
paper model
Remote
controller cord
Transmission cord
Remote controller cord
Installation Manual 13
Installation
105 mm(TM,TN,TP chassis),
180 mm(TQ,TR chassis)
Ceiling board