Installation Sheet

ManualsBrandsLG ManualsThrough the Wall Air ConditionersLT1236CER

Owner’s Manual 11

ENGLISH

Installation

Remove packing materials from the wall sleeve and tape

from the air conditioner.

INSTALLATION REQUIREMENTS

If you use an existing wall sleeve, you should

measure its dimensions.

Install the new air conditioner according to these

installation instructions to achieve the best

performance. All wall sleeves used to mount the new

air conditioner must be in good structural condition

and have a rear grille to securely attach the new air

conditioner. (Figure 1)

With the LGE sleeve(optionally supplied with

your unit), you can maintain the best performance of

the new air conditioner. (Figure 2)

ELECTRICAL SERVICE

Check your available electrical service. The power

supply available must be the same as that shown on

the unit nameplate (found on left side of cabinet).

All models are equipped with a 3-prong service plug

to provide proper service and safe positive

grounding. Do not change plug in any way. Do not

use an adapter plug. If your present wall outlet does

not match your plug, call a qualified electrician to

make the necessary corrections. SAVE CAR

TON for

storage and this OWNER'S MANUAL for future

reference. The carton is the best way to store unit

during winter or when not in use.

INSTALLATION HARDWARE

14-

(366 mm)

24"(610 mm)

18-

"(468 mm)

20-

(511 mm)

2 4

2 Size options

To avoid risk of personal injury, property

damage, or product damage due to the weight of

this device and sharp edg es that may be

exposed:

• Air conditioners covered in this manual pose an

excessive weight hazard. Two or more people are

needed to move and install the unit.

To prevent injury or strain, use proper lifting and

carrying techniques when moving unit.

• Carefully inspect location where air conditioner will

be installed. Be sure it will support the weight of

the unit over an extended period of time.

• Handle air conditioner with care. Wear protective

gloves whenever lifting or carrying the unit. AVOID

the sharp metal fins of front and rear coils.

• Make sure air conditioner does not fall during

installation.

REQUIRED TOOLS:

• Tight Fitting gloves

• Standard screwdriver

• Phillips screwdriver

• Pliers

• Sharp knife

• 3/8-inch open end

wrench or adjustable

wrench

• 1/4-inch hex socket

and ratchet

• Tape measure

• Electric drill

• 1/4-inch drill bit

Figure 1

Air Conditioner

ITEM NAME OF PARTS Q'TY

1 PLASTIC GRILLE 1

2 VERTICAL INSULATION STRIP 1

3 AROUND INSULATION STRIPS 2

4 HORIZONTAL INSULATION STRIP 1

5 SUPPORT BLOCK 2

6 BAFFLE 1

7 TRIM FRAME 2

8 SHIM 2

PLASTIC NUTS AND WASHER SCREWS

15-

(394 mm)

16-

(425 mm)

25-

(656 mm)

Aluminum metal grille

Figure 2

LGE Wall Sleeve

Summary of content (7 pages)

PAGE 1
Installation Installation INSTALLATION REQUIREMENTS If you use an existing wall sleeve, you should measure its dimensions. Install the new air conditioner according to these installation instructions to achieve the best performance. All wall sleeves used to mount the new air conditioner must be in good structural condition and have a rear grille to securely attach the new air conditioner.
PAGE 2
Installation INSTALLATION NOTICE We strongly recommend the removal of the old wall sleeve and the installation of a new LGE Wall Sleeve. If you decide to keep the existing wall sleeve, you have to redirect the louvers at the back of the wall sleeve illustration. The use of pliers is recommended. If you DO NOT redirect, you run the risk of poor performance or product failure. This is not covered under the terms of the LGE warranty.
PAGE 3
Installation PROCEDURE A 1 Figure 4 2 Fasten the 4 washer screws to secure the grille to the wall sleeve. If you need plastic nuts to mount plastic grille to the inside of the wall sleeve, there are plastic nuts in the installation kit. The nuts are installed from the inside of the sleeve and are pressed into the square holes of the rear flanges. 4 Install the new unit into the wall sleeve. 5 To assemble trim, snap the tab of each piece into the slot of the other piece as shown below.
PAGE 4
Installation PROCEDURE B 1 4 Redirect the louvers at the back of the wall sleeve to 60° angle as shown in the Figure 8. The use of pliers is recommended. Remove the backing from the Vertical Insulation strip 159/16 x 13/8 x 13/8 and attach that to the inside right of the sleeve as shown below. Remove the backing from the Around Insulation strip 671/8 x 13/8 x 25/32 and attach that to the inside front of the sleeve as shown below.
PAGE 5
Installation PROCEDURE B 6 Remove the backing from the support blocks and attach them to the inside of the wall sleeve as shown in Figure 13. Slide the baffle into slots of the support blocks. (7 3/32") Wall Wall Sleeve Baffle Front Support Block Figure 13 7 Install the new unit into the wall sleeve. 8 Assemble trim as described in Step 5, Procedure A. CAUTION • Air conditioners covered in this manual pose an excessive weight hazard. Two or more people are needed to move and install the unit.
PAGE 6
Installation PROCEDURE C 1 4 Redirect the louvers at the back of the wall sleeve to 60° angle as shown in the Figure 14. The use of pliers is recommended. 7 3/32" Remove the backing from the horizontal insulation strip 23 7/32 x 13/8 x 13/16 and attach that to the inside right of the sleeve as shown below. Remove the backing from the around insulation strip 59 27/32 x 13/8 x 13/8 and attach that to the inside front of the sleeve as shown below.
PAGE 7
Installation 7 To achieve rearward slope for unit draining, remove the backing from the 8 1/2 " shim strips and attach them as shown below in Figure 2 1. The higher portion of shim is to be placed in front of the rib on the base of wall sleeve. 1" high 3/ 4" High Figure 20 Shim (2EA) 6" 6" Figure 21 8 Install the new unit into the wall sleeve. 9 Assemble trim as described in Step 6, Procedure A. • Air conditioners covered in this manual pose an excessive weight hazard.