–12–
Wiring Diagram
(1) Capacity: 48K(3ø) -
LT-D4882HL, LT-D4880HL, LT-D4880CL
<HEAT PUMP>
<COOLING ONLY>
OUTDOOR WIRING DIAGRAM
INDOOR WIRING DIAGRAM
INDOOR
MOTOR
DRAIN
PUMP
STEP
MOTOR
TEMP
.
THERMIST
OR
PIPE
THERMISTOR
REMOTE
CONTROL
FLOAT S/W
CN - DISP
DISPLAY PCB
ONLY LT-D xxx2HL
AIR
CLEANER
H.V
. ASSY
DOOR S/W
TERMINAL
BLOCK
T
O
OUTDOOR UNIT
3854A20072G
3854A20072H
BR
YL
BK
OR
BL
BL
BR
GN/YL
RD
BK
BL
GN
/YL
COMP
RD
BK
WH
RD
BK
1 2
3 4 5
FUSE T3.15A
4
W
A
Y
R
TM
POWER SUPPLY
S T N
BK
BK
BK
WH
WH
WH
RD
OR
BK
63H
2
WH
D.P
C TH
TNS
NO
NC
WH
OR
BK
52F1
52C
1
2
3
4
5
6
31
T/B1
T/B2
32
B
A
FMo
49FMo
FMo
49FMo
YL BK
OR
BK
T3
T2
T1
RD
WH
CM
1
2
3
4
5
6
7
8
YL BK
OR
BK
BK
BL
BL
WH
WH
Co
Co
20SV
GN/YL
TMo
T
o
the indoor unit
1(L)
2(N)
3
4
5
BK
WH
WH
YL
BK
RD
F1
F1
OUTDOOR WIRING DIAGRAM
INDOOR WIRING DIAGRAM
INDOOR
MOTOR
DRAIN
PUMP
STEP
MOTOR
TEMP
.
THERMIST
OR
PIPE
THERMISTOR
REMOTE
CONTROL
FLOAT S/W
CN - DISP
DISPLAY PCB
ONLY LT-D xxx2CL
AIR
CLEANER
H.V
. ASSY
DOOR S/W
TERMINAL
BLOCK
T
O
OUTDOOR UNIT
3854A20072P
3854A20072Z
BR
YL
BK
OR
BL
BL
BR
GN/YL
RD
BL
GN
/YL
COMP
BK
RD
WH
RD
BK
1 2
3 4 5
FUSE T3.15A
GN/YL
TMo
T
o
the indoor unit
2(N)
1(L)
3
4
5
F1
F1
R
TM
POWER SUPPLY
S T N
BK
BK
WH
RD
WH
WH
52C
1
2
3
4
5
6
31
32
B
A
FMo
49FMo
FMo
49FMo
BK
T3
T2
T1
RD
WH
BK
BL
WH
WH
CM
YL
BK
OR
Co
Co
YL
OR
BK
BR
BK
OR
OR
BR