LG LS-N3660HL Service Manual ▷ View online
- 78 -
Parts List(Outdoor)
135301
2A00144Y
GRILLE, DISCHARGE(OUTDOOR)
2
2
2
2
R
137213
3A01055Z
PANEL, SIDE
1
1
1
1
R
263230
3Q35015P
THERMISTOR ASSY
1
-
1
-
R
268711
6871A20105
PCB ASSY
1E
1D
1E
1D
R
430410
3A01517W
BASE ASSY, WELD(OUTDOOR)
1
1
1
1
R
435511
3551A90001U
COVER ASSY, CONTROL(OUTDOOR)
1
1
1
1
R
435512
3A01651A
COVER ASSY, TOP(OUTDOOR)
1
1
1
1
R
437210
3A00426X
PANEL ASSY, FRONT SUB
1
1
1
1
R
437212
2A00273A
COVER ASSY, TOP(OUTDOOR)
1
1
1
1
R
449470-1
3A00426C
PANEL ASSY, FRONT(OUTDOOR)
1
1
1
1
R
449470-2
3A00427A
COLUMN ASSY, REAR
1
1
1
1
R
546810
2H00430
MOTOR ASSY, AC
2X
2X
2J
2J
R
552201-2
3A01020H
VALVE, CHECK
1
-
1
-
R
552201-1
5220A30003A
VALVE, CHECK
1
-
1
-
R
552202
3A02027B
VALVE REVERSING
1
-
1
-
R
552203-1
2A00393A
VALVE, SERVICE
1
1
1
1
R
552203-2
2A00399A
VALVE, SERVICE
1
1
1
1
R
554031-1
5403A20006A
CONDENSER ASSY, BENT
1
1
1
1
R
554031-2
5403A20006F
CONDENSER ASSY, BENT
1
1
1
1
R
554160
2A01196
COMPRESSOR ASSY, FINAL
1C
1C
1B
1B
R
559010
1H00156B
FAN ASSY, PROPELLER
2
2
2
2
R
566000
3A02524A
SWITCH, PRESSURE
1
1
1
1
R
649950
4995A20075
CONTROL BOX ASSY, OUTDOOR
1N
1L
1P
1M
R
666000-1
2A00771D
SWITCH, MAGNET
1
1
1
1
R
666000-2
6600A20005A
SWITCH, MAGNET
1
1
1
1
R
W0CZZ-1
2A00986
CAPACITOR, DRAWING
1X
1X
1S
1S
R
W0CZZ-2
3A02157A
CAPACITOR
2
2
2
2
R
447910
4761A90001A
BARRIER ASSY, OUTDOOR
1
1
1
1
R
LOCATION
PART NO
DESCRIPTION
QUANTITY
REMARKS
No.
LS-N3660HL
LS-N3661HL
LS-N3661HL
LS-N3660CL
LS-N3661CL
LS-N3661CL
LS-N3821HL
LS-N3821CL
Room Air Conditioner
SERVICE MANUAL
MODEL : LS-M3060HL LS-M3060CL
LS-M3061HL LS-M3061CL
LS-M3064HL LS-M3064CL
LS-M3221HL LS-M3221CL
LS-N3660HL LS-N3660CL
LS-N3661HL LS-N3661CL
LS-N3821HL LS-N3821CL
LS-M3064HL LS-M3064CL
LS-M3221HL LS-M3221CL
LS-N3660HL LS-N3660CL
LS-N3661HL LS-N3661CL
LS-N3821HL LS-N3821CL
- 2 -
Contents
Functions .................................................................................................................................3
Product Specifications ..........................................................................................................6
Dimensions ..............................................................................................................................7
Refrigeration Cycle Diagram ................................................................................................10
Pipe Length and the Elevation .............................................................................................11
Wiring Diagram......................................................................................................................12
Operation Details ..................................................................................................................14
Display Function ...................................................................................................................21
Self-diagnosis Function........................................................................................................21
Installation .............................................................................................................................22
Operation ...............................................................................................................................38
Disassembly of the parts (Indoor Unit) ...............................................................................40
3-way Valve ............................................................................................................................48
Cycle Troubleshooting Guide...............................................................................................53
Electronic Parts Troubleshooting Guide.............................................................................54
Electronic Control Device.....................................................................................................60
Schematic Diagram ...............................................................................................................63
Exploded View and Replacement Parts List.......................................................................71
- 3 -
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
• 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
• Both the indoor and outdoor fan
stops during deicing.
• The indoor fan stops until the
evaporator piping temperature will be
reached at 28°C.
Sleep Mode Auto Control
Natural Air Control by CHAOS Logic
Airflow Direction Control
Deice (defrost) control (Heating)
Hot-start Control (Heating)
On/Off
: Lights up during the system operation.
: Lights up during Timer operation or
Sleep mode.
Defrost Mode : Lights up during Defrost Mode or Hot
Start operation. (Heat pump model only)
: Lights up during outdoor unit operation.
(Cooling model only)
Plasma Mode : Lights up during plasma-purification
operation.(option)
Auto Restart Mode
: Lights up during if Restart Button
is pressed.
Auto Restart Button : In failure of electric power, if the
button is pressed the unit runs as
previous setting operation when
power returns.
previous setting operation when
power returns.
Forced Operation Button : Operation starts, when this button
is pressed and stops when you
press the button again.
press the button again.
Outdoor unit
operation
operation
Timer or
Sleep Mode
Sleep Mode
Click on the first or last page to see other LS-N3660HL service manuals if exist.