Plastic bands

Installation

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

Put a couple drops of refrigerant oil on the face of the flare before assembling taking care not to add any contaminants.

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

Wrap the insulation material around the connecting portion.

Overlap the connection pipe insulation material and the indoor unit pipe insulation material. Bind them together with vinyl tape so that there is no

gap.

Insulation material

Indoor unit tubing

Flare nut Pipings

• Tighten the flare nut with a wrench.

Indoor unit tubing

Torque wrench Connection pipe

Flare nut

Spanner (fixed)

 

Outside diameter

Torque

 

mm

inch

kgf.cm

Ø6.35

1/4

180~250

 

 

Ø9.52

3/8

340~420

 

 

Ø12.7

1/2

550~660

 

 

Ø15.88

5/8

630~820

 

 

Ø19.05

3/4

980~1210

 

Mount the clamp on the boss with a type "B" screw.(SE-H/P: 9k, 12k C/O: 12k)

Type "B" screw

Drain hose

Clamp

 

Boss

 

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

Drain pipe

Indoor unit drain hose

Adhesive Vinyl tape(narrow)

Wrap the area which accommodates the rear piping housing section with vinyl tape.

Connection

Indoor

unit pipe

pipe

 

Vinyl tape

Wrap with vinyl tape

(wide)

 

Connecting cable

Pipe

Vinyl tape(narrow)

Bundle the piping and drain hose together by wrapping them with vinyl tape over the range within which they fit into the rear piping housing

section.

Wrap with vinyl tape

Pipe

Vinyl tape(wide)

Drain hose

For right rear piping

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

Drain hose

20Room Air Conditioner

Page 20
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LG Electronics LAU121CNM Wrap the insulation material around the connecting portion, Tighten the flare nut with a wrench

LA121HPMI, LAU121CNM, LAN121CNM, LAN121CNM, LAU121CNM, LA121HPMI, LA121HPMO, LAN121HNM, LAU121HNM, LA121CPMI, LA121CPMO specifications

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