LG LWB0760ACL Service Manual ▷ View online
3. Slide the air conditioner into the case. Reinstall the
2 screws removed earlier on each side of the case.
4. Stuff the foam between the top of the unit and the
wall to prevent air and insects from getting into the
room.
room.
5. Attach the front grille to the case by inserting the
tabs on the grille into the slots on the front of the
case. Push the grille in until it snaps into place.
case. Push the grille in until it snaps into place.
When you detach the front grille from the case,
push the grille to your right side and pull it toward
you.
push the grille to your right side and pull it toward
you.
—16—
Power Cord
Screw
Screw
The Foam
The power cord must be connected to an
independent circuit. The green wire must be
grounded.
independent circuit. The green wire must be
grounded.
CAUTION
—8—
2.1 MECHANICAL PARTS
2.1.1 FRONT GRILLE
1. Open the INLET GRILLE upward or downward and
remove the air filter. (See figure 1)
2. Remove the screw which fastens the FRONT GRILLE.
3. Pull the FRONT GRILLE from the right side.
4. Remove the FRONT GRILLE.
5. Re-install the component by referring to the above
3. Pull the FRONT GRILLE from the right side.
4. Remove the FRONT GRILLE.
5. Re-install the component by referring to the above
removal procedure.
2.1.2 CABINET
1. After disassembling the FRONT GRILLE, remove
two screws which fasten the CABINET at both
sides.
sides.
2. Remove two screws which fasten the CABINET at
back.
3. Pull the BASE PAN forward. (See figure 2)
2.1.3 CONTROL BOX
1. Remove the front grille. (Refer to section 2.1.1)
2. Romove 3 screws which fasten the CONTROL BOX.
3. Pull the CONTROL BOX forward about 10-
2. Romove 3 screws which fasten the CONTROL BOX.
3. Pull the CONTROL BOX forward about 10-
15cm(
1
/
2
").
4. Discharge the CAPACITOR by placing a 20,000
ohm resistor across the capacitor terminals.
5. Remove two wire housings in the control box.
6. Pull the control box forward completely.
7. Re-install the components by referring to the above
6. Pull the control box forward completely.
7. Re-install the components by referring to the above
removal procedure. (See figure 3)
(Refer to the CIRCUIT DIAGRAM found on pages
27~31 in this manual and on the control box.)
(Refer to the CIRCUIT DIAGRAM found on pages
27~31 in this manual and on the control box.)
2. DISASSEMBLY INSTRUCTIONS
— Before disassembling, turn the POWER SWITCH to OFF and disconnect the power cord.
Figure 2
Figure 3
Figure 1
—9—
2.2 AIR HANDLING PARTS
2.2.1 AIR GUIDE
1. Remove the front grille. (Refer to section 2.1.1)
2. Remove the cabinet. (Refer to section 2.1.2)
3. Pull the cover E.P.S upward.
4. Remove 3 screws which fasten the UPPER AIR
2. Remove the cabinet. (Refer to section 2.1.2)
3. Pull the cover E.P.S upward.
4. Remove 3 screws which fasten the UPPER AIR
GUIDE.
5. Push two hooks which fasten the UPPER AIR
GUIDE and remove the UPPER AIR GUIDE.
6. Re-install the components by referring to the above
removal procedure. (See figure 4 and 5)
2.2.2 BLOWER
1. Remove the air guide. (Refer to section 2.2.1)
2. Move the evaporator sideward carefully.
3. Remove the clamp which secures the blower with a
2. Move the evaporator sideward carefully.
3. Remove the clamp which secures the blower with a
hand plier. (See figure 6)
4. Remove 2 screws which fasten the MOTOR
MOUNT.
5. Pull the BLOWER forward by dragging the motor
mount upward carefully.
6. Remove the BLOWER.
7. Re-install the components by referring to the
7. Re-install the components by referring to the
removal procedure, above. (See figure 7)
Figure 4
Figure 5
Figure 6
Figure 7
2.2.3 FAN, SHROUD
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove 4 screws which fasten the condenser.
3. Move the condenser sideward carefully.
4. Remove the clamp which secures the FAN with a
2. Remove 4 screws which fasten the condenser.
3. Move the condenser sideward carefully.
4. Remove the clamp which secures the FAN with a
hand plier.
5. Remove the FAN.
6. Remove the SHROUD.
7. Re-install by referring to the above removal
6. Remove the SHROUD.
7. Re-install by referring to the above removal
procedure.(See figure 8 and 9))
2.3 ELECTRICAL PARTS
2.3.1 OVERLOAD PROTECTOR
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove the nut which fastens the TERMINAL
2. Remove the nut which fastens the TERMINAL
COVER.
3. Remove the terminal cover.
4. Remove all the leads from the OVERLOAD
4. Remove all the leads from the OVERLOAD
PROTECTOR.
5. Remove the overload protector.
6. Re-install the component by referring to the above
6. Re-install the component by referring to the above
removal procedure. (See figure 10 and 11)
2.3.2 COMPRESSOR
1. Remove the cabinet. (Refer to section 2.1.2)
2. Discharge the regrigerant system using a Freon
2. Discharge the regrigerant system using a Freon
TM
Recovery System.
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
TM
. Leave the valve in place after
servicing the system.
3. Remove the overload protector.(Refer to section
2.3.1)
4. After purging the unit completely, detach the suction
tube and the discharge tubes at the compressor
connections.
connections.
5. Remove 3 nuts and 3 bracket washers which fasten
the compressor.
6. Remove the compressor.
7. Re-instll the components by referring to the above
7. Re-instll the components by referring to the above
removal procedure. (See figure 12)
—10—
Figure 8
Figure 9
Figure 12
Figure 10
Figure 11
Click on the first or last page to see other LWB0760ACL service manuals if exist.