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Wiring Diagram
■ AP-Z728FA0
Indoor Unit
Air Outlet Vent
Air Intake Vent
Wiring Diagram
(1) AP-Z286RC0, AP-Z286R20, AP-Z286R30
■ INDOOR
*AP-Z286RC0
DOOR
S/W1
BL
WH
RD
BK
CN-
AIRC
CN-
CN-
4WAY
HEATER
VARISTOR
CN-
HEATER
RY-HEATER
RY-HEATER
CN-
HEATER
CN-EVA
TH
CN-
HEATER
MAIN (DC) PCB ASM
CN-
CN-
DOOR1
DOOR2
L/DOOR
L/DOOR
MOTOR
MOTOR
Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
DOOR
S/W1
HVB
A/CL
ASM
UNIT
MAIN (AC) PCB ASM
RY-COMP
FUSE(250V,3.15A)
CN-FAN/M
RY-LOW
RD
BL
RY-MID
RY-HIGH
BK
FMi
RY-S/H
WH
OR
CN-AC/M
BL
YL
RY-OPEN
DOOR
SYNC
UPPER
RY-CLOSE
OR
M
CN-
LE/RI
STEP
LE/RI
MOTOR
M
CN-
STEP
UP/DOWN
UP/DOWN
M
MOTOR
CN-TOP
CN-ROOM
CN-KEY
SENSOR
TH
KEY PCB ASM
DOOR SENSOR
(OPTION SENSOR)
Air Outlet
Vent
GN/YL
BL
RD
BL
BR
YL
CAPACITOR
BR
CN/YL
POWER SUPPLY
- 12 -
Outdoor Unit
BK
BL
REVERSING
BK
VALVE
BL
4
BK
Deice PCB
RD
3
TNS
WH
L1
GN/YL
2
L2
BR
1
0
BK
1
WH
6
8
BK
2
4
POWER RELAY
WH
2
R
WH
O.L.P
WH
1
C
COMP
BK
GN/YL
Cr
CAPACITOR(COMP)
C TH
THERMISTOR(COND TH)
T/B
TERMINAL BLOCK
LGE Internal Use Only
Air Intake
Vent (Rear)
T/B2
BL
C TH
L4
L3
YL
T/B1
OR
BK
Cr
FAN
BR
MOTOR
S
OR
YL
CAPACITOR
3854A20144Z
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Troubleshooting
