LG AS-H186V_L1_L2 Service Manual ▷ View online
Service Manual 37
Disassembly of the parts
Disassembly of the parts
Indoor unit
Warning :
Disconnect the unit from power supply before making
any checks.
Be sure the power switch is set to “OFF”.
Disconnect the unit from power supply before making
any checks.
Be sure the power switch is set to “OFF”.
1. To remove the Grille from the Chassis.
- Push the front panel backward and lift it up to
- Push the front panel backward and lift it up to
remove the three screws.
- As soon as you lift the both lower parts of panel
front, you can near the sound from panel front. At
this moment panel front is separated.
this moment panel front is separated.
- After pulling down this panel a bit, separate connect-
ing wire from the product.
2. To remove the Control Box.
- Before removing the control box, be sure to
- Before removing the control box, be sure to
disconnect the wires from PWB.
- Pull the cover control out from the control box
and disconnect other wires.
- Remove securing screws.
- Pull the control box out from the chassis carefully.
- Pull the control box out from the chassis carefully.
∆
Panel Front
Connector
38 Room Air Conditioner
Disassembly of the parts
3. To remove the Evaporator.
- Remove 4 screws securing the evaporator.
- Pull the evaporator out from the chassis carefully.
- Remove 4 screws securing the evaporator.
- Pull the evaporator out from the chassis carefully.
4. Before removing the Turbo Fan.
- Remove the securing screws from the chassis.
- Pull the pipe cover, top cover and the air guide.
- Remove the securing screws from the chassis.
- Pull the pipe cover, top cover and the air guide.
5. To remove the Motor.
- Remove the securing bolt from the motor shaft.
- Pull the fan out from the motor shaft.
- Remove 4 screws securing motor mount from the
- Remove the securing bolt from the motor shaft.
- Pull the fan out from the motor shaft.
- Remove 4 screws securing motor mount from the
chassis and lift up the motor mount and the bracket.
Top Cover
Air Guide
Pipe Cover
Bolt
Motor Mount
Bracket
Turbo Fan
Service Manual 39
Schematic Diagram
Schematic Diagram
Electronic Control Device
• INDOOR UNIT
40 Room Air Conditioner
(1) Indoor Unit
(2) Outdoor Unit
Schematic Diagram
INDOOR WIRING DIAGRAM
DC ASM
CN-TH1(WH)
CN-UD(BL)
CN-LR1(WH)
CN-LR2(WH)
PLASMA
AIR CLEAN
CN-D1(WH)
CN-D2(WH)
BK
RD
STEP
MOTOR
STEP
MOTOR
STEP
MOTOR
3854A20379B
CN-HVB(BL)
H.V.
ASM
AC ASM
CN-POW1
CN-POW2
ZNR
POWER
BK
BL
WH
YL
RD
FAN
MOTOR
CN-MOTOR1
BK
BL
WH
YL
RD
FAN
MOTOR
CN-MOTOR2
CN-GND1
CN-ACDC1
CN-ACDC2
BR(Plained)
BL(Ribbed)
DISPLAY
PCB ASM
SAFETY S/W1
SAFETY S/W2
FORCE S/W
RY-COMP
FUSE
250V 3.15A
RY-4WAY
RY-FAN
TO OUTDOOR UNIT
BR
BL
BR
BL
GN/YL
BK
RD
BK
RD
1(L) 2(N)
3
4
C S R
2(N)
BR
RD
RD
BR
BL
BK
RD
GN/YL
BR
BL
BK
RD
GN/YL
BK(RD)
RD
BR
BR(OR)
BK(RD)
YL
BK
YL
H
C
F
4
1(L)
3
COMP
FAN
MOTOR
REVERSING
VALVE
TERMINAL
BLOCK
CAPACITOR
HEATER
T/B 3
T/B 1
T/B 2
T/B 4
TO INDOOR UNIT
OUTDOOR WIRING DIAGRAM
3854A20051N
PTC
GN/YL
Wiring Diagram
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