Installation

For left rear piping

1.Route the indoor tubing and the drain hose to the required piping hole position.

2.Insert the piping, drain hose, and the connecting cable into the piping hole.

3.Insert the connecting cable into the indoor unit.

Don't connect the cable to the indoor unit.

Make a small loop with the cable for easy connection later.

Connecting

cable

Drain pipe

4.Tape the drain hose and the connecting cables.

5.Indoor unit installation

Hang the indoor unit from the hooks at the top of the installation plate.

Insert the spacer etc. between the indoor unit and the installation plate and separate the bottom of the indoor unit from the wall.

Connecting the piping to the indoor unit and the drain hose to drain pipe.

1.Align the center of the pipes and sufficiently tighten the flare nut by hand.

2.Tighten the flare nut with a wrench.

Outside diameter

Torque

 

 

 

 

mm

inch

kgf.m

lbf.ft

Ø6.35

1/4

1.8~2.5

13~18

Ø9.52

3/8

3.4~4.2

24.6~30.4

Ø12.7

1/2

5.5~6.6

39.8~47.7

Ø15.88

5/8

6.3~8.2

45.6~59.3

 

 

 

 

3.When extending the drain hose at the indoor unit, install the drain pipe.

Indoor unit

Spacer

Installation plate

8cm

3.15 in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor unit tubing

Flare nut Pipes

 

 

 

 

 

 

 

 

 

 

Open-end wrench (fixed)

Flare nut

Wrench

Connection pipe

Indoor unit tubing

Drain hose

Indoor unit drain hose

Adhesive Vinyl tape (narrow)

16Room Air Conditioner

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LG Electronics MFL39817303 installation manual For left rear piping