LG LS-J0966EL Service Manual ▷ View online
-7-
W
L2
L3
L1
D
H
L4
L5
Gas side
(3-way valve)
Liquid side
(2-way valve)
MODEL
ALL MODELS
DIM
unit
W
mm
564
770
H
mm
525
540
D
mm
265
245
L1
mm
294
287
L2
mm
66
64
L3
mm
374
518
L4
mm
17
10
L5
mm
270
100
(2) Outdoor Unit
Refrigeration Cycle Diagram
-8-
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(EVAPORATOR)
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
EXCHANGE
(CONDENSER)
HEAT
EXCHANGE
(CONDENSER)
EXCHANGE
(CONDENSER)
COMPRESSOR
COMPRESSOR
ACCUMU
LATOR
LATOR
GAS SIDE
GAS SIDE
VALVE
LIQUID SIDE
LIQUID SIDE
VALVE
CAPILLARY TUBE
CAPILLARY TUBE
CHECK VALVE
(Heating Model only)
COOLING
HEATING
REVERSING
VALVE
(Heating Model Only)
VALVE
(Heating Model Only)
(1) Cooling Only Models
(2) Cooling & Heating Models
Wiring Diagram
-9-
ZNR
FUSE
250V T2A
(1) Indoor Unit
COMP
C S R
FAN
MOTOR
OLP
BR RD BL
BR
BL
BK(RD)
YL
GN/YL
BR
BL
BK
RD
GN/YL
BL
BL
REVERSING
VALVE
RD BL YL
GN/YL
BK(RD)
CAPACITOR
RD
BL
YL
TO INDOOR UNIT
OUTDOOR WIRING DIAGRAM
3854A30077D
TERMINAL
BLOCK
H
C
F
PTC
1(L) 2(N)
3
4
TO INDOOR UNIT
BLACK
GRAY
PILLAR
TERMINAL
TERMINAL
BR
BR
YL
BK
OLP
1
2
3
COMP
RD
BK
BL
BL
FAN
MOTOR
MOTOR
REVERSING
VALVE
GN/YL
RD
BL
CAPACITOR
H
C
F
R
C
S
BR
BL
BK
RD
GN/YL
BR
BL
BK
RD
GN/YL
1
(
L
)
2
(
N
)
3
4
3854AR2262E
OUTDOOR WIRING DIAGRAM
(2) Outdoor Unit
7K Series
(2) Outdoor Unit
9K Series
Operation Details
1. MAIN UNIT FUNCTION
• DISPLAY
1) C/O Model
Operation Indicator
• ON while in appliance operation, OFF while in appliance pause.
• Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)
• Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)
Sleep Timer Indicator
• ON while in sleep timer mode, OFF when sleep timer cancel or appliance operation pause.
Timer Indicator
• ON while in timer mode (on/off), OFF when timer mode is completed or canceled.
Comp. Running Incidator
• While in appliance operation, ON while in outdoor unit compressor running, OFF while in compressor off.
2) H/P Model
Operation Indicator
• ON while in appliance operation, OFF while in appliance pause.
• Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)
• Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)
Sleep Timer Indicator
• ON while in sleep timer mode, OFF when sleep timer cancel or appliance operation pause.
Timer Indicator
• ON while in timer mode (on/off), OFF when timer mode is completed or canceled.
Defrost Indicator
• OFF except when hot start during heating mode operation or while in defrost control.
■
Cooling Mode Operation
• When the intake air temperature reaches 0.5°C below the setting temp, the compressor and the outdoor fan
stop.
• When it reaches 0.5°C above the setting temp, they start to operate again.
Compressor ON Temp
➲
Setting Temp+0.5°C
Compressor OFF Temp
➲
Setting Temp-0.5°C
• While in compressor running, operating with the airflow speed set by the remote control. While in compressor
not running, operating with the low airflow speed regardless of the setting.
■
Healthy Dehumidification Mode
• When the dehumidification operation input by the remote control is received, the intake air temperature is
detected and the setting temp is automatically set according to the intake air temperature.
26°C
≤
Intake Air Temp
➲
25°C
24°C
≤
Intake Intake Air Temp<26°C
➲
Intake Air Temp-1°C
18°C
≤
Intake Intake Air Temp<24°C
➲
Intake Air Temp-0.5°C
Intake Air Temp<18°C
➲
18°C
-10-
Click on the first or last page to see other LS-J0966EL service manuals if exist.