LG ATNH126ELFB Service Manual page 59

Outdoor Unit
1. AUUW4860/AUUW6060
INV-COMP(A)
RD BL YL
REACTOR
RD BL YL
U V W CN-COIL1 CN-COIL2
PIPE LENGTH NUMBER PIN
SW1
S/W_ADDRESSING
NUMBER PIN
NUMBER PIN
LEV
MAIN
PCB ASSY
TH1
TH2 TH3 TH4 TH5
(H/SINK)
(SUC/DISP_A)
(AIR/PIPE) (DISP_C) (DISP_B)
BK
NOISE FILTER
FUSE
250V,20A
L N
GND-2 GND-1
BK BK
GN/YL
GN/YL
BL
BR BR
1(L) 2(N) 1(L) 2(N) 3
Tm
Power Supply
1Ø, 220-240V, 50Hz
1(L)2(N) 3 1(L)2(N) 3
A B
UNIT UNIT
WIRING OF FIELD
(CONNECTING WIRE)
FMo OUTDOOR FAN MOTOR SV SOLENOID VALVE
INV INVERTER T/B TERMINAL BLOCK
CONS- CONSTANT TYPE Tm MAIN TERMINAL BLOCK
TH THERMISTOR RY RELAY
3. AUUH7280
WIRING DIAGRAM
OR
CN-FAN(A) BL
BK
FMo
BR
YL
4WAY
4WV CONS-COMP(C)
CN-4WAY
VALVE
BR
C
BL
R
S
CN-C/COMP2
POWER
RELAY
OPTION
BR BL
CRANKCASE
CN-HEATER
HEATER
OPTION
CRANKCASE
CN-HEATER2
HEATER_2
FM COOLING FAN
CN-C/FAN
OIL
CN-OIL/S SV
SEPERATOR
LOW PRESSURE
CN-PRESS
SWITCH
RY-C/COMP
CONS-COMP(B)
WH
C
BR
BL
R
S
RD
T/B BL
T/B
BL
PTCR
NOTE
BL:BLUE
BK:BLACK
BR:BROWN
OR:ORANGE
RD:RED
WH:WHITE
YL:YELLOW
1(L)2(N) 3 1(L)2(N) 3
GN/YL:GREEN/YELLOW
C D
UNIT UNIT
3854A20354W
LEV LINEAR EXPANSION VALVE
FM HEAT SINK COOLING FAN MOTOR
INDOOR NUMBER INDICATING SWITCH
NUMBER PIN
AUTO ADDRESSING SWITCH
S/W_ADDRESSING
2. AUUH488B
4. AUUH10080
Schematic Diagram
3854A20354D
Service Manual 97