LG LS-K1863HL Service Manual ▷ View online
- 11 -
Pipe length and the elevation
* Capicity is based on standard length and maximum allowance length is the basis of
reliability.
* Oil trap should be installed per 5~7 meters.
* Numerical value in "( )" is for Rotary Comp. model.
CAUTION
Outdoor unit
Indoor unit
A
B
A
Oil trap
Outdoor unit
Indoor unit
B
In case more than 5m
24K(60Hz) 5/8"
1/4"
5
15
30
30
18K(50Hz) 1/2"
1/4"
5
15
30
30
24K(50Hz) 5/8"
3/8"
5
15
30
30
26K(50Hz) 5/8"
3/8"
5
15
30
30
Pipe Size
Capacity
(Btu/h)
GAS
LIQUID
Additional
Refrigerant
(g/m)
Max.
Length
A (m)
Max.
Elevation
B (m)
Standard
Length
(m)
2. LS-K2424/1864/2466/2666HL/HM/HN/BL/EL/2467HN
3854A90003J
INDOOR WIRING DIAGRAM
CN-DISP1
CN-U/D
FUSE
AC250V/T2A
CN-TH1
SSR
SH-CAPA.
BR
GN/YL
BL
BR
YL
OR
BK
CN-TAB1
CN-TAB2
CN-4WAY
RY-COMP.
ZNR
RY-4WAY
RY-FAN
CN-MOTOR
THERMISTOR
FORCED
OPERATION
OPERATION
AUTO
RESTART
RESTART
REMOTE
CONTROL
CONTROL
STEP
MOTOR
CN-L/R
STEP
MOTOR
MOTOR
MAIN PCB
ASM
DISPLAY PCB ASM
POWER
TO OUTDOOR UNIT
PILLAR
TERMINAL
TERMINAL
BR
BL
RD
BK
GN/YL
BR
BL
RD
BK
GN/YL
1(L) 2(N)
3 4
4
3
WH
ION
H.V.B
GN
(GN/YL)
OPTION
- 12 -
Wiring Diagram
(1) Indoor Unit
1. LS-K2423/1863/1867/2465/2665/2669HL/HM/HN/BL/EL
3854A90003V
INDOOR WIRING DIAGRAM
CN-DISP1
CN-U/D
FUSE
AC250V/T2A
CN-TH1
SSR
SH-CAPA.
BR
GN/YL
BL
BR
YL
OR
BK
CN-TAB1
CN-TAB2
CN-4WAY
RY-COMP.
ZNR
RY-4WAY
RY-FAN
CN-MOTOR
THERMISTOR
FORCED
OPERATION
OPERATION
AUTO
RESTART
RESTART
REMOTE
CONTROL
CONTROL
STEP
MOTOR
MOTOR
MAIN PCB
ASM
DISPLAY PCB ASM
POWER
TO OUTDOOR UNIT
PILLAR
TERMINAL
TERMINAL
BR
BL
RD
BK
GN/YL
BR
BL
RD
BK
GN/YL
1(L) 2(N)
3 4
4
3
CN-L/R
STEP
MOTOR
RD
H.V.B
A/CL
OPTION
BK
BK BK
BK
BK
BK
LIMIT
S/W
S/W
- 13 -
3. LS-K2467/2468EL
RD
BK BK
3854A20080S
INDOOR WIRING DIAGRAM
CN-DISP1
CN-U/D
FUSE
AC250V/T2A
CN-TH1
TRIAC
SH-CAPA.
BL
GN/YL
BR
BR
YL
OR
BK
CN-TAB1
CN-TAB2
CN-4WAY
RY-COMP.
ZNR
RY-4WAY
LIMIT
S/W
S/W
RY-FAN
CN-MOTOR
THERMISTOR
FORCED
OPERATION
OPERATION
AUTO
RESTART
RESTART
REMOTE
CONTROL
CONTROL
STEP
MOTOR
MOTOR
MAIN PCB
ASM
DISPLAY PCB ASM
POWER
TO OUTDOOR UNIT
PILLAR
TERMINAL
TERMINAL
BR
BL
RD
BK
GN/YL
BR
BL
RD
BK
GN/YL
3 4
4
3
CN-L/R
STEP
MOTOR
H.V.B
A/CL
OPTION
BK
BK
BK
BK
1
(
L
)
2
(
N
)
- 14 -
3854A90003M
OUTDOOR WIRING DIAGRAM
TO OUTDOOR UNIT
TERMINAL
BLOCK
CAPACITOR
PTC
BR
BL
RD
BK
GN/YL
GN/YL
BR
BL
RD
BK
GN/YL
1(L) 2(N)
3 4
COMP.
FAN
MOTOR
BR
H
C
F
R
S
C
RD
RD
BR
T/B 3
T/B 4
HEATER
RD
T / B 1
BR(OR)
BK(RD)
BK(RD)
YL
BK
YL
T / B 2
REVERSING
VALVE
C
S
R
BR
YL
YL
GN/YL
GN/YL
GN/YL
BR
BL
BK
RD
YL
YL
BR(OR)
BL
BK
FAN
MOTOR
BR
BL
BK
RD
HEATER
RD
RD
BR
WH
BK(RD)
BK(RD)
RD
T/B1
T/B3
T/B4
T/B2
REVERSING
VALVE
TERMINAL
BLOCK
BLOCK
TO INDOOR UNIT
3854A20080Q
RY-S/CAPA
RY-COMP
SOFT STARTER PCB
COMP.
START
CAPACITOR
CAPACITOR
OPTION
PTC
CAPACITOR
4
H
C
F
3
4
3
1(L) 2(N)
3 4
(2) Outdoor Unit
1. LS-K2423/2424/1863/1864/1867/2465/2466/2665/2666/2669HL/HM/HN/BL/EL
2. LS-K2467/2468EL/HN
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