LG LWC1260ACG Service Manual ▷ View online
1.4 FEATURES
• Designed for COOLING ONLY.
• Powerful and whisper cooling.
• Slide-in and slide-out chassis for the simple
• Powerful and whisper cooling.
• Slide-in and slide-out chassis for the simple
installation and service.
• Side air-intake, side cooled-air discharge.
1.5 CONTROL LOCATIONS
1.5.1 COOLING ONLY MODEL
• VENTILATION
The ventilation lever must be in the CLOSE position
in order to maintain the best cooling conditions.
When a fresh air is necessary in the room, set the
ventilation lever OPEN position.
The damper is opened and room air is exhausted.
in order to maintain the best cooling conditions.
When a fresh air is necessary in the room, set the
ventilation lever OPEN position.
The damper is opened and room air is exhausted.
• THERMOSTAT
Thermostat will automatically control the
temperature of the room. Select a higher number for
a cooler temperature in the room. The temperature
is selected by positioning the knob to the desired
position.
The 5 or 6 position is a normal setting for average
conditions.
temperature of the room. Select a higher number for
a cooler temperature in the room. The temperature
is selected by positioning the knob to the desired
position.
The 5 or 6 position is a normal setting for average
conditions.
• OPERATION
OFF
( ) : Turns the air conditioner
off.
MED FAN
( ) : Permits the medium fan
speed operation without
cooling.
cooling.
LOW FAN
( ) : Permits the low fan
speed operation without
cooling.
cooling.
HIGH COOL ( ) : Permits cooling with the
high fan speed operation.
MED COOL ( ) : Permits cooling with the
medium fan speed
operation.
operation.
LOW COOL ( ) : Permits cooling with the
low fan speed operation.
• Built-in adjustable THERMOSTAT
• Washable one-touch filter
• Compact size
• Reliable and efficient rotary compressor is equipped.
• Washable one-touch filter
• Compact size
• Reliable and efficient rotary compressor is equipped.
—7—
CLOSE
VENT
OPEN
1
2
3
LOW
LOW
MED
HIGH
MED
4
5
6
7
8
9
THERMOSTAT
OPERATION
1
2
3
4
5
6
7
8
9
CO
O
LE
R
THERMOSTAT
OPERATION
CO
O
LE
R
1
Thermostat
Operation
2
3
4
9
8
7
6
5
Off
Med
Fan
Low
Fan
Fan
High
Cool
Cool
Med
Cool
Cool
Low Cool
o
• AUTO SWING
ON ( ): Air swing is operated
automatically while "AUTO
SWING" knob is set to "ON"
position.
SWING" knob is set to "ON"
position.
OFF( ): Stops the operation of auto
swing.
• OPERATION
HIGH COOL: Permits cooling with the
high fan speed
operation.
operation.
LOW COOL: Permits cooling with the
low fan speed operation.
• TIMER
The timer can control the operation
times within 12 hours. If you set the
timer switch at the "1" position, after 1
hour the unit will be stopped
automatically. If you want to operate
continuously, set the timer switch at
the "CONSTANT" position.
The timer switch cannot rotate further
clockwise from the "CONSTANT"
position. If you set the timer switch at
the "STOP" position, the unit will be
stopped all operations.
times within 12 hours. If you set the
timer switch at the "1" position, after 1
hour the unit will be stopped
automatically. If you want to operate
continuously, set the timer switch at
the "CONSTANT" position.
The timer switch cannot rotate further
clockwise from the "CONSTANT"
position. If you set the timer switch at
the "STOP" position, the unit will be
stopped all operations.
—8—
AUTO SWING
OFF
ON
1
2
3
LOW
LOW
MED
HIGH
MED
4
5
6
7
8
9
THERMOSTAT
OPERATION
CO
O
LE
R
1
Thermostat
Operation
2
3
4
9
8
7
6
5
Off
Med
Fan
Low
Fan
Fan
High
Cool
Cool
Med
Cool
Cool
Low Cool
Off
Auto Swing
On
1
2
3
4
5
6
7
8
9
THERMOSTAT
OPERATION
CO
O
LE
R
o
1
STOP
1
2
3
4
5
6
7
8
9
10
11
12
2
3
4
5
6
7
8
9
THERMOSTAT
TIMER
C
O
O
LE
R
AUTO SWING
OFF
ON
OPERATION
LOW
HIGH
—9—
1.5.2 COOLING ONLY MODEL WITH REMOTE CONTROL
30˚C
20˚C
12H
2H
2
3
4
8
1
9
5
1
6
7
10
Precaution: The Remote Control unit will not function properly if strong light strikes the sensor window of the air
conditioner or if there are obstacles between the Remote Control unit and the air conditioner.
POWER BUTTON
Operation starts, when this button is pressed and stops when you press the button again.
FAN MODE LAMP
COOLING MODE LAMP
TEMPERATURE SETTING LAMP
Display the setting room temperature, the one of lamp indicates two degrees.
OPERATION MODE SELECTION BUTTON
Select Cooling, or Fan mode with this button.
ROOM TEMPERATURE SETTING BUTTON
Control the room temperature within a range of 20°C to 30°C by 2°C.
FAN SPEED SELECTOR
Select the fan speed in two steps (Low or High).
TIMER SETTING LAMP
Display the setting time.
TIMER BUTTON
Set the time of stopping operation.
The timer is set by 2 hours within a range of 2 hours to 12 hours.
The timer is set by 2 hours within a range of 2 hours to 12 hours.
SIGNAL RECEIVER
REMOTE CONTROL
DISPLAY
6
6
7
7
8
8
9
9
10
10
—12—
2.1 MECHANICAL PARTS
2.1.1 FRONT GRILLE
1. Open the lnlet grille upward or downward.
(See Figure 1)
2. Remove the screw which fastens the front grille.
3. Pull the front grille from the right side.
4. Remove the front grille.
5. Re-install the component by referring to the
3. Pull the front grille from the right side.
4. Remove the front grille.
5. Re-install the component by referring to the
removal procedure, above.
2.1.2 CABINET
1. After disassembling the FRONT GRILLE, remove
the 2 screws which fasten the cabinet at both
sides.
sides.
2. Remove the 2 screws which fasten the cabinet at
back.
3. Pull the base pan forward. (See Figure 2)
4. Remove the cabinet.
5. Re-install the component by referring to the
4. Remove the cabinet.
5. Re-install the component by referring to the
removal procedure, above.
2.1.3 CONTROL BOX
1. Remove the front grille. (Refer to section 2.1.1)
2. Remove the cabinet. (Refer to section 2.1.2)
3. Remove the 2 screws which fasten the control box
2. Remove the cabinet. (Refer to section 2.1.2)
3. Remove the 2 screws which fasten the control box
cover.
4. Remove two housings which connect compressor
wire and motor wire in the control box.
5.Discharge the capacitor by placing a 20,000
ohmresistor across the capacitor terminals.
6. Remove the 2 screws which fasten the control
box.
7. Pull the control box forward completely.
8. Re-install the components by referring to the
8. Re-install the components by referring to the
removal procedure, above. (See Figure 3)
(Refer to the circuit diagram found on pages
34~38 in this manual and on the control box.)
(Refer to the circuit diagram found on pages
34~38 in this manual and on the control box.)
2. DISASSEMBLY INSTRUCTIONS
— Before the following disassembly, POWER SWITCH set to OFF and disconnect the power cord.
Figure 1
Figure 3
Figure 2
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