LG LS-J0764BL Service Manual ▷ View online
Functions
• Room temperature sensor. (THERMISTOR)
• Maintains the room temperature in accordance with the Setting Temp.
• Indoor fan is delayed for 5 sec at the starting.
• Restarting is inhibited for approx. 3 minutes.
• High, Med, Low, CHAOS
--- Lights up in operation
--- Lights up in Sleep Mode
--- Lights up in Timer Mode
--- Lights up in Defrost Mode (for Heating Model)
OUTDOOR--- Lights up in compressor operation (for Cooling Model)
--- The function illustrates its dynamic mode
by using a multiple lighting system.
(
)
--- Linghts up in Telephone Control operation.
• Intermittent operation of fan at low speed.
• The fan is switched to low(Cooling), med(Heating) speed.
• The unit will be stopped after 1, 2, 3, 4, 5, 6, 7 hours.
• The unit will be stopped after 1, 2, 3, 4, 5, 6, 7 hours.
• The fan is switched to intermittent or irregular operation
• The fan speed is automatically switched from high to low speed.
• The fan speed is automatically switched from high to low speed.
• The louver can be set at the desired position or swing
up and down automatically.
Indoor Unit
Operation ON/OFF by Remote controller
Sensing the Room Temperature
Room temperature control
Starting Current Control
Time Delay Safety Control
Indoor Fan Speed Control
Operation indication Lamps (LED)
Soft Dry Operation Mode
• The function will be operated while in any
operation mode with selecting the function.
• The function is to be stopped while it is
operating with selecting the function.
• Both the indoor and outdoor fan stops dur-
ing defrosting.
• The indoor fan stops until the
evaporator pipe temperature will be reached
at 28°C.
at 28°C.
Sleep Mode Auto Control
Natural Air Control by CHAOS Logic
Airflow Direction Control
PLASMA
-3-
Defrost(Deice) control (Heating)
Hot-start Control (Heating)
PLASMA
-4-
Healthy Dehumidification Operation Mode.( )
Remote Controller
Operation ON/OFF
Reset
Operation Mode Selection
Temperature Setting
Timer Selection
Timer Setting
JET COOL
Timer Cancel
Sleep Operation
Airflow Direction Control
(Cooling
model only)
(Heating
model only)
TEMPERATURE
LOW
HIGH
Cooling Operation Mode.( )
Heating Operation Mode.( )
Auto Operation Mode.( )
Fan Operation Mode
Horizontal Airflow Direction Control Button(Optional)
Room, Temperature Display
Setting the Time or Timer
PLASMA(Optional)
ON
OFF
SET
PLASMA
CANCEL
Fan Speed Selection
(Low)
(Med)
(High)
(CHAOS)
: (High:39°C
Low:11°C)
: OFF, ON, OFF
ON
: Cancel Sleep Mode, Timer ON or Timer OFF
: 1, 2, 3, 4, 5, 6, 7, Off Timer
: Fan Operates without cooling or heating.
Cooling
Down to 18°C
Up to 30°C
Up to 30°C
Heating
Down to 16°C
Up to 30°C
Up to 30°C
ON
OFF
PLASMA
SET
CANCEL
6
1
3
5
4
Cooling Operation
Auto Operation
Healthy Dehumidification Operation
Flip-up door
(opened)
(opened)
Heating Operation
Signal transmitter
10
11
12
13
14
15
7
8
9
2
• Cooling Model(
), Heat Pump Model(
)
Remote Control
-31-
START/STOP BUTTON
Operation starts when this button is pressed and stops
when the button is pressed again.
Operation starts when this button is pressed and stops
when the button is pressed again.
OPERATION MODE SELECTION BUTTON
Used to select the operation mode.
Used to select the operation mode.
ROOM TEMPERATURE SETTING BUTTONS
Used to select the room temperature.
Used to select the room temperature.
INDOOR FAN SPEED SELECTOR
Used to select fan speed in four steps
low, medium, high and CHAOS.
Used to select fan speed in four steps
low, medium, high and CHAOS.
JET COOL
Used to start or stop the speed
cooling. (Speed cooling operates
super high fan speed in cooling mode.)
Used to start or stop the speed
cooling. (Speed cooling operates
super high fan speed in cooling mode.)
CHAOS SWING BUTTON
Used to stop or start louver movement and set the
desired up/down airflow direction.
Used to stop or start louver movement and set the
desired up/down airflow direction.
ON/OFF TIMER BUTTONS
Used to set the time of starting and stopping operation.
Used to set the time of starting and stopping operation.
TIME SETTING BUTTONS
Used to adjust the time.
Used to adjust the time.
TIMER SET/CANCEL BUTTONS
Used to set the timer when the desired time is obtained
and to cancel the Timer operation.
Used to set the timer when the desired time is obtained
and to cancel the Timer operation.
SLEEP MODE AUTO BUTTON
Used to set Sleep Mode Auto operation.
Used to set Sleep Mode Auto operation.
AIR CIRCULATION BUTTON
Used to circulate the room air without cooling or heat-
ing.
Used to circulate the room air without cooling or heat-
ing.
ROOM TEMPERATURE CHECKING BUTTON
Used to check the room temperature.
Used to check the room temperature.
PLASMA(OPTION)
Used to start or stop the plasma-purification function.
Used to start or stop the plasma-purification function.
RESET BUTTON
Used prior to resetting time or after replacing batteries.
Used prior to resetting time or after replacing batteries.
HORIZONTAL AIRFLOW DIRECTION CONTROL BUT-
TON (NOT ON ALL MODELS)
Used to set the desired horizontal airflow direction.
TON (NOT ON ALL MODELS)
Used to set the desired horizontal airflow direction.
Operation
Name and Function-Remote Control
The remote control transmits the signals to the system.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Operation Mode
-32-
Disassembly of the parts (Indoor unit)
Warning :
Disconnect the unit from power supply before making
any checks.
Be sure the power switch is set to “OFF”.
Disconnect the unit from power supply before making
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
• 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
• To remove the Grille, pull the lower left and right
side of the grille toward you (slightly tilted) and lift it
straight upward.
straight upward.
1. Before removing the control box, be sure to
take out the wire screwed at the other end.
Display
P.C.B
Conductor
P.C.B
Conductor
Step Motor
Conductor
Conductor
Earth
Conductor
Conductor
Motor
Conductor
Conductor
Sensor
Conductor
Conductor