–14–
Wiring Diagram
• HEAT PUMP
Model No.: LT-D2860RJ/RH
Model No.: LT-D3681RJ/RH
INDOOR WIRING DIAGRAM
OUTDOOR WIRING DIAGRAM
INDOOR
MOTOR
DRAIN
PUMP
STEP
MOTOR
PIPE
THERMISTOR
REMOTE
CONTROL
FLOAT S/W
CN - DISP
DISPLAY PCB
AIR
CLEANER
H.V
. ASSY
DOOR S/W
TERMINAL
BLOCK
T
O
OUTDOOR UNIT
3854A20072G
BR
YL
BK
OR
BL
BL
BR
GN/YL
RD
BK
BL
GN
/YL
COMP
RD
BK
WH
RD
BK
12
3
4
5
FUSE T3.15A
4
W
A
Y
(
OPTIONAL EXTRA
)
TEMP.
THERMISTOR
3854A20126W
COMP
R
BL
YL
OR
FAN
MOTOR
TO INDOOR UNIT
TERMINAL
BLOCK
POWER
INPUT
L
N
1(L) 2(N)
3
4
5
OR
BK
BK
BK
BK
BK
WH
WH
1
2
3
4
5
6
7
8
9
Lo
w Ambient PCB
Defrost PCB
RD
BR
BR
BK
BR
BR
FUSE 5A
FUSE 5A
BL
BL
BL
BL
OR
BL
GN/YL
GN/YL
RD
REVERSING
VA
LV
E
BL
CAPACITOR
POWER
RELAY
BK
WH
WH
TB
TNS
NO
Pipe
PIPE
TH
TH
NC
NO
NC
L1
L2
L3
L4
S
C
4
8
1
2
6
0
FUSE T3.15A
TRIA
C
REMOVE JUMP WIRE
WHEN CONNECTING
FIRE ALARM SYSTEM
WH
INDOOR WIRING DIAGRAM
OUTDOOR WIRING DIAGRAM
INDOOR
MOTOR
DRAIN
PUMP
STEP
MOTOR
PIPE
THERMISTOR
REMOTE
CONTROL
FLOAT S/W
CN - DISP
DISPLAY PCB
AIR
CLEANER
H.V
. ASSY
DOOR S/W
TERMINAL
BLOCK
T
O
OUTDOOR UNIT
3854A20072G
BR
YL
BK
OR
BL
BL
BR
GN/YL
RD
BK
BL
GN
/YL
COMP
RD
BK
WH
RD
BK
12
3
4
5
FUSE T3.15A
4
W
A
Y
(
OPTIONAL EXTRA
)
TEMP.
THERMISTOR
3854A20126X
CM
52C
T1
2
1
4
3
6
32
A
B
31
5
T2 T3
BL
BL
BL
BL
BK
BK
WH
PIPE.
TH
BK
BK
BK
BK
GN/YL
20SV
20SV
52C
63H
Co
CH
C TH
DP
FUSE
FMo
CM
REVERSING COIL
MAGNECTICONTACTOR
HIGH PRESSURE SWITCH FOR HEATING
RUN CAPCCITOR FOR FMo
CRANK CASE HEATER FOR CM
THERMISTOR FOR PIPE TEMP.
DEICER PCB
250V, 5A
OUTDOOR FAN MOTOR
COMPRESSOR
TMo
C TH
TNS
NO
NO
NC
NC
T/B1
T/B2
D.P
BK
OR
Co
OR
OR
OR
BK
BK
R
3Ø, 50Hz
380-415V
POWER SUPPLY
To the indoor unit
WIRING OF FIELD
(CONNECTING WIRE)
S
T
N
1(L)
2(N)
3
4
5
BK
BK
BL
BK
WH
WH
WH
WH
WH
WH
RD
YL
RD
RD
1
2
3
4
LO
W AMBIENT CIRKIT
5
6
7
8
9
RD
FMo
WH
REMOVE JUMP WIRE
WHEN CONNECTING
FIRE ALARM SYSTEM