Disassembly, Mechanical parts – LG L1804R User Manual
Page 12
12 Room Air Conditioner
Disassembly
Disassembly
Mechanical Parts
— Before the following disassembly, CONTROL BOX set to OFF and disconnect the power cord.
1. Front Grille
1. Open the lnlet grille downward and remove the air filter.
2. Remove the screw that fastens the front grille.(See
Figure 13)
3. Pull the front grille from the right side.
4. Remove the front grille.(There are 4 hooks.)
5. Re-install the components by referring to the removal
procedure, above.
2. Cabinet
1. After disassembling the FRONT GRILLE, remove the 2
screws that fasten the cabinet at both sides.
2. Remove the 2 screws that fasten the cabinet at back.
3. Pull the base pan forward. (See Figure 14)
4. Remove the cabinet.
5. Re-install the components by referring to the removal
procedure, above.
3. Control Box
1. Remove the front grille. (Refer to section 1)
2. Remove the cabinet. (Refer to section 2)
3. Remove the 2 screws which fasten the power cord.
4. Disconnect the grounding screw from the evaporator
channel.
5. Remove the 1 screw that fastens the control box cover.
6. Remove the housing that connects PCB and motor
wire in the control box.
7. Disconnect the housing that connects Plazma Air
Purifier.(Optional)
8. Remove the screw at left cover of filter case and open
the cover to remove inner screw. (Optional)
9. Remove the nut that fastens the terminal cover.
10. Remove the terminal cover.
11. Remove all the leads from the overload protector.
12. Discharge the capacitor by placing a 20,000 ohm
resistor across the capacitor terminals.
13. Raise the control box upward completely.
(See Figure 15)
14. Re-install the components by referring to the removal
procedure, above.
(Refer to the wiring diagram found on page 22 in this
manual and on the control box.)
PO
W
ER
MO
DE
FAN
SP
EE
D
TIM
ER
˚C
TEM
P
F1 L
OW
F2 M
ED
F3 H
IGH
Dry
Tim
er
Fan
Energ
y
Save
r
Coo
l
DE
FR
OS
T
HE
AT
CO
OL
IND
OO
R
DE
SIR
ED
EN
ER
GY
SA
VE
R
AIR
PU
RY
FIE
R
AU
TO
RE
STA
RT
FA
N
FA
N
DR
Y
POW
ER
MODE
FA
N
SPEED
TIMER
˚C
TEMP
F1 L
OW
F2 M
ED
F3 H
IGH
Dry
Tim
er
Fan
Energ
y
Save
r
Coo
l
Figure 13
Figure 15
Figure 15
Figure 14