DOWNLOAD LG LM-1460C2L_M / LM-1460H2L_M / LM-1560C2L_M / LM-1723C2L_M / LM-1963C2L_M / LM-1963H2L_M / LM-2163C2L_M / LM-2163H2L_M / LM-2063H3L_M / LM-2064C3L_M / LM-3063C3L_M / LM-3063H3L_M Service Manual ↓ Size: 2.93 MB | Pages: 102 in PDF or view online for FREE

• Cooling, Soft Dry, Fan, Heating

•  Cooling, Soft Dry, Fan

• Sleep Mode 

•  Sleep Mode

• Timer Mode 

•  Timer Mode 

• Hot-start, Defrost

■

• The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble.
• Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table.
• If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed.
• After error occurrence, if error is released, error LED is also released simultaneously.
• To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert.
• Having or not of error code is different from Model.

-35-

OUT

DOOR

1

(once)

(once)

(twice)

(twice)

(5times)

(once)

(twice)

(3times)

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

2

3

5

12

Error
Code

Error LED

(Indoor body operation LED)

Error contents

SVC check point

• Indoor suction temperature 

thermistor open/short.

• Indoor pipe temperature 

thermistor open/short.

• Indoor TH ass'y check

• Outdoor TH ass'y 

check

• Resetting of remocon 

operating mode

• Communication 

line/circuit check

• Primarily check 

refrigerant pressure

• Connecting pipe check
• Connecting cable check

• Outdoor suction temperature 

thermistor open/short.

• Outdoor pipe temperature 

thermistor open/short.

• Abnormal operation of multi 

product. 
(Simultanueous operation of 
cooling and heating)

• Misconnection of connecting 

cables

• Poor communication

• Cooling, Soft Dry, Fan, Heating

•  Cooling, Soft Dry, Fan

• Sleep Mode 

•  Sleep Mode

• Timer Mode 

•  Timer Mode 

• Hot-start, Defrost

■

• The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble.
• Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table.
• If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed.
• After error occurrence, if error is released, error LED is also released simultaneously.
• To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert.
• Having or not of error code is different from Model.

-35-

OUT

DOOR

1

(once)

(once)

(twice)

(twice)

(5times)

(once)

(twice)

(3times)

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

3sec

2

3

5

12

Error
Code

Error LED

(Indoor body operation LED)

Error contents

SVC check point

• Indoor suction temperature 

thermistor open/short.

• Indoor pipe temperature 

thermistor open/short.

• Indoor TH ass'y check

• Outdoor TH ass'y 

check

• Resetting of remocon 

operating mode

• Communication 

line/circuit check

• Primarily check 

refrigerant pressure

• Connecting pipe check
• Connecting cable check

• Outdoor suction temperature 

thermistor open/short.

• Outdoor pipe temperature 

thermistor open/short.

• Abnormal operation of multi 

product. 
(Simultanueous operation of 
cooling and heating)

• Misconnection of connecting 

cables

• Poor communication

- 36 -

Front

Right

Rear right

Rear left

Down right

Left

More than 5 cm

More than eye-level

More than

5 cm

More than

5 cm

More than 10 cm

More than 10 cm

More than 70 cm

Indoor unit

Outdoor unit

• 

There should not be any heat source or steam
near the unit.

• There should not be any obstacles to prevent

the air circulation.

• A place where air circulation in the room will be

good.

• A place where drainage can be easily obtained.

• A place where noise prevention is taken into

consideration.

• Do not install the unit near the door way.

• Ensure the spaces indicated by arrows from

the wall, ceiling, fence, or other obstacles.

• If an awning is built over the unit to prevent

direct sunlight or rain exposure, be careful that
heat radiation from the condenser is not
restricted.

• There should not be any animals or plants

which could be affected by hot air discharged.

• Ensure the spaces indicated by arrows from

the wall, ceiling, fence, or other obstacles.

Pipe Size

GAS

LIQUID

Max. piping

length

A (m)

Max.

Elevation

B (m)

1/2"(3/8")

1/4"

10~15

5~7

- 45 -

Connecting cable

• Ensure that the color of the wires of  outdoor

unit and the terminal No. are the same as
those of indoor unit respectively.

• Grasp lower the left and right side of the

Grille and engage four tabs on the top inside
edge of the chassis.

• Press the Grille toward the chassis until it will

be back into place.

1(L)

1(L)

2(N)

2(N)

1(L) 2(N)

3

3

Terminal on the OUTDOOR UNIT

Terminal on the OUTDOOR UNIT

Terminal on the INDOOR UNIT

A-UNIT

Terminal on the INDOOR UNIT

A-UNIT

Terminal on the INDOOR UNIT

Power cord

Power cord

Power cord

B-UNIT

Terminal on the INDOOR UNIT

B-UNIT

Terminal on the INDOOR UNIT

C-UNIT

3

3

1(L) 2(N)

3

1(L) 2(N)

3

2(N)

1(L)

1(L)

3(B)

2(N)

3(A)

1(L) 2(N)

1(L) 2(N)

Terminal on the OUTDOOR UNIT

Terminal on the INDOOR UNIT

A-UNIT

Power cord

Terminal on the INDOOR UNIT

B-UNIT

3

1(L) 2(N)

3

1(L)

2(N)

1(L)

2(N)

3

3

1(L)

2(N)

3

3

2(N)

2(N)

1(L)

1(L)

Terminal on the OUTDOOR UNIT

Terminal on the INDOOR UNIT

A-UNIT

1(L)

2(N)

1(L)

2(N)

3

4

3

4

Terminal on the INDOOR UNIT

B-UNIT

1(L)

2(N)

3

4

3

2(N)

4

1(L)