LG LS-J0761CLCM Manual de usuario
SERVICE MANUAL
Room Air Conditioner
MODEL :
LS-J0761CL / CM / CN / DL
LS-J0761HL / HM / HN
LS-J0762HL / HM / HN
LS-J0763CL / EL / HL
LS-J0820HL
LS-J0821CL / CM
LS-J0822AL
LS-J0962CL / CM / CN
LS-J0962HL / HM / HN / EL
LS-J0963CL / CM / CN / AL /DL
LS-J0964CL / GL / DL / HL / HM / EL
website http://biz.LGservice.com
e-mail http://www.LGEservice.com/techsup.html
CAUTION
-BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
-ONLY FOR AUTHORIZED SERVICE PERSONNEL.
Contents
Functions................................................................................................................................3
Product Specifications ......................................................................................................... 5
Dimensions............................................................................................................................. 7
Refrigeration Cycle Diagram............................................................................................... 10
Wiring Diagram..................................................................................................................... 11
Operation Details ................................................................................................................. 13
Display Function .................................................................................................................. 20
Self-diagnosis Function....................................................................................................... 20
Installation ............................................................................................................................ 21
Operation .............................................................................................................................. 37
Disassembly of the parts (Indoor Unit).............................................................................. 39
2-way, 3-way Valve................................................................................................................ 45
Cycle Troubleshooting Guide.............................................................................................. 52
Electronic Parts Troubleshooting Guide............................................................................ 53
Electronic Control Device.................................................................................................... 60
Schematic Diagram.............................................................................................................. 62
Exploded View and Replacement Parts List...................................................................... 64
-2-
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)
• 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 fan is switched to intermittent or irregular operation
•
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 defrosting.
• The indoor fan stops until the
evaporator pipe temperature will be
reached at 28°C.
Sleep Mode Auto Control
Natural Air Control by CHAOS Logic
Airflow Direction Control
-3-
Defrost(Deice) control (Heating)
Hot-start Control (Heating)
-4-
Healthy Dehumidification Operation Mode.
( )
Remote Control
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(Option)
Room, Temperature Display
Setting the Time or Timer
PLASMA(Option)/NEGATIVE ION(Option)
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, OffTimer
: Fan Operates without cooling or heating.
Cooling Down to 18°C
Up to 30°CHeating Down to 16°C
Up to 30°C
-5-
Product Specifications
Model Name
Item Unit
Cooling Capacity Btu/h 7,000 9,000 8,000 9,000
Moisture Removal l/h 1.0 1.2 1.0 1.2
Power Source Ø,V,Hz 1Ø, 220-240V, 50Hz 1Ø220V, 60Hz
1Ø, 220-240V, 50Hz
Indoor 5.6 6.7 6.2 6.7
Outdoor 18 20 18 20
Indoor 32 33 32 33
Outdoor 46 46 46 46
Input W 690 930 670 920
Running Current A 2.9 4.1 3.1 4.0
E.E.R. Btu/hW 10.14 9.7 11.9 9.8
Indoor 5 5.7 5 5.7
Outdoor 14 14.5 14 14.5
Indoor 802 x 262 x 165
Outdoor 564 x 525 x 265
Indoor 7
Outdoor 20 25 23 23
Refrigerant (R22) g 440 470 590 530
Airflow Direction Control (Up & Down) O O O O
Remocon Type L.C.D Wireless
Liquid inch(mm) 1/4" (6.35)
Gas 3/8" (9.52)
Sleeping Operation O O O O
Drain Hose O O O O
Connecting Cable 1.0mm2
Power Cord 1.0mm2
Air Circulation
Noise Level
m3/min
dB (A)±3
Service Valve
Motor Output
Dimensions
(W xH xD)
Net. Weight
W
mm
kg
LS-J0761CL
CM/CN/DL
LS-J0763CL
LS-J0962CL
CM/CN LS-J0821CL/CM
LS-J0822AL
LS-J0963CL/CM
AL/DL/CN
LS-J0964CL/GL/DL
-6-
Product Specifications
Model Name
Item Unit
Cooling Capacity Btu/h
Heating Capacity
Moisture Removal l/h
Power Source Ø,V,Hz
Cooling W
Heating
Running Cooling A
Current Heating
E.E.R. Cooling Btu/hW
C.O.P Heating
Refrigerant (R22) g
Airflow Direction Control (Up & Down)
Remocon Type
inch(mm)
Sleeping Operation
Drain Hose
Connecting Cable
Power Cord
7,000 7,000 8,000 9,000
7,300 7,300 8,000 9,300
1.0 1.0 0.7 1.2
1Ø, 220-240V, 50Hz
5.6 6.4 5.5 6.7
18 18 25 25
32 32 32 33
46 46 47 46
750 750 780 900
680 680 780 870
3.3 3.3 3.4 3.9
3.0 3.0 3.4 3.8
9.33 9.3 10.3 10.0
3.14 3.15 3.0 3.13
5.0 5.0 6.0 5.7
14 14 13.6 14.5
802 x 262 x 165
564 x 525 x 265 564 x 525 x 265 564 x 525 x 265 770 x 540 x 245
7.0 7.0 7.0 7.0
21 24 25 33
640 640 660 590
OOOO
L.C.D Wireless
1/4" (6.35)
3/8" (9.52)
OOOO
OOOO
1.0mm2
1.0mm2
Air Circulation
Noise Level
Input
m3/min
dB (A)±3
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Liquid
Gas
Service Valve
Motor Output
Dimensions
(W xH xD)
Net. Weight
W
mm
kg
LS-J0761HL
HM/HN
LS-J0762HL/HM/HN
LS-J0763HL/EL
LS-J0820HL
LS-J0962HL/HM
HN/EL
LS-J0964HL/HM/EL
Dimensions
(1) Indoor Unit
-7-
Tubing hole cover
D
H
W
Installation plate
Right rear piping
Left rear piping
ø70mm
ø70mm
80mm
50mm
40mm
40mm
7K Btu
8K Btu
9K Btu
MODEL
Unit
mm
mm
mm
802
262
165
DIM
W
H
D
(2) Outdoor Unit
WL2
L3
L1
D
H
L4
L5
Gas side
(3-way valve)
Liquid side
(2-way valve)
MODEL
DIM unit
W mm 564
H mm 525
D mm 265
L1 mm 294
L2 mm 66
L3 mm 374
L4 mm 17
L5 mm 270
7K Btu
8K Btu
9K Btu(Cooling Only)
-8-
-9-
(3) Outdoor Unit (9K Btu Heat Pump)
WL2
L3
L1
D
H
L4
L5
Gas side
(3-way valve)
Liquid side
(2-way valve)
MODEL 9K Btu Heat Pump
DIM unit
W mm 770
H mm 540
D mm 245
L1 mm 285
L2 mm 65
L3 mm 518
L4 mm 10
L5 mm 100
Refrigeration Cycle Diagram
-10-
Pipe size(Diameter:Ø)MAX. Max
MODEL Piping length Elevation
Gas(inch) Liquid(inch) (m) (m)
3/8" 1/4" 15 7
INDOOR UNIT OUTDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
ACCUMU
LATOR
GAS SIDE
3-WAY VALVE
LIQUID SIDE
2-WAY VALVE
CAPILLARY TUBE
CHECK VALVE
(Heating Model only)
COOLING
HEATING
REVERSING
VALVE
(Heating Model Only)
7K, 8K, 9K Btu
SERIES
Este manual sirve para los siguientes modelos
45
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