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Model
AS-C0764DM0 AS-H0764DM0 LS-C1264DM0 LS-H0764DM0 AS-C0964DM0 AS-H0964DM0 LS-C1865DM0 LS-H0964DL0 AS-C1264DM0 AS-H1264DM0 LS-C2665DM0 LS-H1264DM0 AS-C1865DM0 AS-H1865DM0 LS-C0964DA0 LS-H1865DM0 AS-C2465DM0 AS-H2465DM0 LS-C0964DM0 LS-H2665DM0 AS-C0764DB0 AS-H0764GM0 LS-C1865DB0 LS-H2465DM0 AS-C0964DB0 AS-H0964GM0 LS-C1264DA0 LS-H0964DM0 AS-C1264DB0 AS-H1264GM0 LS-C2465DB0 AS-C1865DB0 AS-H1865GM0 LS-C2465GB0 AS-C2465DB0 AS-H2465GM0 LS-C1865DM1 LS-C1865GB0 LS-C2665DM1 AS-C0764DH0 AS-C0964DH0 AS-C1264DH0 AS-C1865DH0 AS-C2465DH0 AS-C0964DA0 AS-C1264DA0 AS-C0964GA0 AS-C1264GA0 AS-C1865GB0 AS-C2465GB0 AS-H0964DA0 AS-H1264DA0 AS-H1865DB0 LS-C1264DM1 AS-H2465DB0 LS-C1264GA0 AS-H0964GA0 LS-C1264GB0 AS-H1264GA0 LS-C0964DM1 AS-H1865GB0 AS-H2465GB0 AS-H2465DM1 LS-H0964DY0 LS-H1264DY0 LS-H1865DY0 LS-H2465DY0 LS-H0764DM1 LS-H0964DM1 LS-H1264DM1 LS-H1865DM1 LS-H2465DM1 LS-H2665DM1 LS-H2465GB0 LS-H0964GB0 LS-H1264GB0
Pages
105
Size
7.49 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
as-c0764dm0-as-h0764dm0-ls-c1264dm0-ls-h0764dm0-as.zip
Date

LG AS-C0764DM0 / AS-H0764DM0 / LS-C1264DM0 / LS-H0764DM0 / AS-C0964DM0 / AS-H0964DM0 / LS-C1865DM0 / LS-H0964DL0 / AS-C1264DM0 / AS-H1264DM0 / LS-C2665DM0 / LS-H1264DM0 / AS-C1865DM0 / AS-H1865DM0 / LS-C0964DA0 / LS-H1865DM0 / AS-C2465DM0 / AS-H2465DM0 / LS-C0964DM0 / LS-H2665DM0 / AS-C0764DB0 / AS-H0764GM0 / LS-C1865DB0 / LS-H2465DM0 / AS-C0964DB0 / AS-H0964GM0 / LS-C1264DA0 / LS-H0964DM0 / AS-C1264DB0 / AS-H1264GM0 / LS-C2465DB0 / AS-C1865DB0 / AS-H1865GM0 / LS-C2465GB0 / AS-C2465DB0 / AS-H2465GM0 / LS-C1865DM1 / LS-C1865GB0 / LS-C2665DM1 / AS-C0764DH0 / AS-C0964DH0 / AS-C1264DH0 / AS-C1865DH0 / AS-C2465DH0 / AS-C0964DA0 / AS-C1264DA0 / AS-C0964GA0 / AS-C1264GA0 / AS-C1865GB0 / AS-C2465GB0 / AS-H0964DA0 / AS-H1264DA0 / AS-H1865DB0 / LS-C1264DM1 / AS-H2465DB0 / LS-C1264GA0 / AS-H0964GA0 / LS-C1264GB0 / AS-H1264GA0 / LS-C0964DM1 / AS-H1865GB0 / AS-H2465GB0 / AS-H2465DM1 / LS-H0964DY0 / LS-H1264DY0 / LS-H1865DY0 / LS-H2465DY0 / LS-H0764DM1 / LS-H0964DM1 / LS-H1264DM1 / LS-H1865DM1 / LS-H2465DM1 / LS-H2665DM1 / LS-H2465GB0 / LS-H0964GB0 / LS-H1264GB0 Service Manual ▷ View online

Service Manual  33
Self-diagnosis Function
Operation 
Display Function 
1. Heating Model
2. Cooling Model
•  Cooling, Soft Dry, Fan, Heating
•  Cooling, Soft Dry, Fan
• Hot-start, Deice
Operation Indicator
Deicer Indicator
Operation Indicator
Compressor on Indicator
OUT
DOOR
3sec
3sec
3sec
(once)
Error
Code
1
Error Display LED
(Indoor body operation LED)
Error contents
• Indoor room temperature
thermistor open/short
• Indoor pipe temperature
thermistor open/short.
• Indoor Thermistor 
assembly check
SVC check point
34 Room Air Conditioner
Remote Control Operations
Operation 
The controls will look like the following.
1. START/STOP BUTTON
Operation starts when this button is pressed and 
stops when the button is pressed again.
2. OPERATION MODE SELECTION BUTTON
Used to select the operation mode.
3. ROOM TEMPERATURE SETTING BUTTONS
Used to select the room temperature.
4. INDOOR FAN SPEED SELECTOR
Used to select fan speed in four steps
low, medium, high and CHAOS.
5. JET COOL
Used to start or stop the speed cooling.
(speed cooling operates super high fan speed in cooling
mode.)
6. CHAOS SWING BUTTON
Used to stop or start louver movement and set 
the desired up/down airflow direction.
7. ON/OFF TIMER BUTTONS
Used to set the time of starting and stopping operation. 
8. TIME SETTING BUTTONS
Used to adjust the time. 
9. TIMER SET/CANCEL BUTTON
Used to set the timer when the desired time is obtained
and to cancel the Timer operation.
10. SLEEP MODE AUTO BUTTON
Used to set Sleep Mode Auto operation. 
11. AIR CIRCULATION BUTTON
Used to circulate the room air without cooling or heating.
12. ROOM TEMPERATURE CHECKING BUTTON
Used to check the room temperature.
13. PLASMA(OPTIONAL)
Used to start or stop the plasma function. 
14. HORIZONTAL AIRFLOW DIRECTION CONTROL
BUTTON (OPTIONAL)
Used to set the desired horizontal airflow direction.
15. RESET BUTTON
Used prior to resetting time.
16. 2ND F BUTTON
Used prior to using modes printed in blue at the bottom of
buttons.
17. AUTO CLEAN (OPTIONAL)
Used to set Auto Clean mode.
18. HEATER BUTTON(OPTIONAL)
Not available in all models.
ON
OFF
CANCEL
AUTO CLEAN
SET
1
3
5
4
9
10
12
14
16
7
2
8
13
15
11
6
Cooling Operation
Auto Operation or Auto Changeover
Healthy Dehumidification Operation
Flip-up door
(opened)
Heating Operation
Signal transmitter
• Cooling Model(
), Heat Pump Model(
)
17
Operation Mode
18
Service Manual  35
Disassembly 
Disassembly
Indoor Unit
Disconnect the unit from power supply before mak-
ing any checks.
Be sure the power switch is set to “OFF”. 
To remove the Grille from the Chassis. 
• Set the up-and-down air discharge louver to open
position (horizontally) by finger pressure.
• Remove the securing screws.
• To remove the Grille, pull the lower left and right
side of the grille toward you (slightly tilted) and lift it
straight upward.
1. Before removing the control box, be sure to
take out the wire screwed at the other end.
Earth
Conductor
36 Room Air Conditioner
Disassembly
2. To remove the Control Box.
• Remove securing screws. 
• Pull the control box out from the chassis 
carefully.
3. To remove the Discharge Grille.
• Unhook the discharge grille and pull the 
discharge grille out from the chassis carefully.
4. To remove the Evaporator. 
• Remove 3 screws securing the evaporator(at the
left 2EA in the Eva Holder, at the right 1EA).
Screw
• When repair, do not damage the Caution label.
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