LG LV-B1861CL / LV-B1861HL / LV-B1864CL / LV-B1864HL / LV-B2461CL / LV-B2461HL / LV-B2464CL / LV-B2464HL Service Manual ▷ View online
–40–
2) Heat Pump Model
Signal transmitter.
Transmits the signals
to the room air conditioner.
to the room air conditioner.
Remote Controller
ON
OFF
SET
CANCEL
1
2
7
8
9
10
11
4
5
6
3
OPERATION DISPLAY
Displays the operation conditions.
Displays the operation conditions.
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.
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.
AIR FLOW DIRECTION START/STOP 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.
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 (turns indoor fan on/off).
Used to circulate the room air without cooling or heat-
ing (turns indoor fan on/off).
ROOM TEMPERATURE CHECKING BUTTON
Used to check the room temperature.
Used to check the room temperature.
RESET BUTTON
Used prior to resetting time or after replacing batteries.
Used prior to resetting time or after replacing batteries.
1
2
3
4
5
6
7
8
9
10
11
–41–
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”.
1. Remove the air filter.
• Pull the inlet grille slightly toward you.
• Pull out the air filter. (2 pieces)
• Pull out the air filter. (2 pieces)
2. Remove the girlle from chassis
• Remove the screws securing the side plate and
push to the bottom-side.
• Unhook the hanger from the hanger screw at the
left and the right side.
• Pick out the inlet grille.
3. Remove the lower air guide
• Remove a screw of both side fixing "barrier air-
guide".
• Remove the screws of both sides of the lower air-
guide.
• Remove the lower air-guide toward “arrow mark”
by turning upwards as shown in figure.
R
R
R
R
1
3
4
2
Hanger
Screw
Hanger
Inlet Grille
Barrier Air guide
Lower Air guide
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4. Remove air guide upper, crossflow fan and
motor.
• Remove the screws of both sides and center
securing the upper air-guide.
• Remove 2 screws fastening the bracket of door
switch.
• Remove a bearing assembly by removing a
screw and the bearing cover.
• Remove 4 screws securing the motor cover.
• Loosen the screw securing the crossflow fan to
• Loosen the screw securing the crossflow fan to
the fan motor shaft. (do not remove)
• Remove the crossflow fan by sliding it out from
the shaft of fan motor.
5. Remove the control box Assembly.
• Disconnect the step motor connector, fan motor
connector, display PCB connector, thermistor
connector and door switch connector from the
main PCB.
connector and door switch connector from the
main PCB.
• If necessary, disconnect power supply cord and
connecting cable from the terminal block and
remove the cord clamp screw.
remove the cord clamp screw.
• Remove 2 screws securing the control box and
pick out the control box carefully.
R
R
R
Motor
Cover
Bearing
Cover
Bearing
Door
Switch
–43–
6. Remove the front panel.
• Remove the screws of both sides fixing the front
panel.
• Push the upper side of front panel strongly to pull
out the front panel from the inner hook of diffuser
frame.
frame.
• Pull down the front panel carefully not so as to
harm the display PCB wires and thermistor
wires.
wires.
7. Remove the diffuser assembly.
• Remove the screws of both side of diffuser
assembly. (4 pieces)
• Push the upper side of cabinet strongly to pull
out the inner hook of diffuser frame from the
cabinet hole.
cabinet hole.
• Take up the diffuser frame carefully not so as to
harm the display PCB wires and the step motor
wires.
wires.
8. Remove display PCB assembly.
• Remove the screws at the both side of display
cover.
• If necessar y, disconnect the display PCB
connector from PCB assembly.
• Remove 2 screws of PCB assembly.
R
R
Diffuser frame
Front
Panel
Diffuser
frame
Front
Panel
Hook
Diffuser
frame
Cabinet
Hook
Display Cover
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