LG Room Air Conditioner Disassembly instructions

Disassembly

- Before the following disassembly, power switch is set to off and disconnected the power cord.

Mechanical parts

1. Front grille

1. Open the inlet grille upward or downward.

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 removal procedure.

NOTICE Mark Δ of inlet grille means opening direction.

LG Room Air Conditioner Mechanical parts

2. Cabinet

1. After disassembling the front grille, remove the screws which fasten the cabinet at both sides. Keep these for later use.

2. Remove the two screws which fasten the cabinet at back.

3. Pull the base pan forward.

3. Control box

1. Remove the front grille.

2. Pull the base pan forward so that you can remove the 2 screws which fasten the cover control at the right side.

3. Remove the 3 screws which fasten the controlbox.

4. Discharge the capacitor by placing a 20,000 ohm resistor across the capacitor terminals.

5. Disconnect two wire housings in the control box.

6. Pull the control box forward completely.

7. Re-install the components by referring to the removal procedure.

(Refer to the wiring diagram found on page 29~30 in this manual and on the control box.)

Air handling parts

4. Cover (at the top)

1. Remove the front grille. (Refer to section 1)

2. Remove the cabinet. (Refer to section 2)

3. Remove 11 screws which fasten the brace and covers.

4. Remove the covers and the brace.

5. Re-install the components by referring to the removal procedure, above.

5. Blower

1. Remove the cover. (Refer to section 4)

2. Remove the 3 screws which fasten the evaporator at the left side and the top side.

3. Move the evaporator sideward carefully.

4. Remove the 2 terminals carefully.

5. Remove the 3 screws which fasten the Heater Cover.

6. Remove the Heater Cover.

7. Remove the orifice from the air guide carefully.

8. Remove the clamp which secures the blower with plier.

9. Remove the blower with plier or your hand without touching blades.

10. Re-install the components by referring to the removal procedure, above.

6. Fan

1. Remove the cabinet. (Refer to section 2)

2. Remove the brace and shroud cover. (Refer to section 4)

3. Remove the side cover with 2 screws.

4. Remove the 5 or 6 screws which fasten the condenser.

5. Move the condenser sideways carefully.

6. Remove the clamp which secures the fan.

7. Remove the fan.

8. Re-install the components by referring to the removal procedure, above.

7. Shroud

1. Remove the fan. (Refer to section 6)

2. Remove the 2 screws which fasten the shroud.

3. Remove the shroud.

4. Re-install the component by referring to the removal procedure, above.

Electrical parts

8. Motor

1. Remove the cabinet. (Refer to section 2)

2. Remove the cover control and disconnect a wire housing in control box. (Refer to section 3)

3. Remove the blower. (Refer to section 5)

4. Remove the fan. (Refer to section 6)

5. Remove the 4 screws which fasten the motor.

6. Remove the motor.

7. Re-install the components by referring to the removal procedure, above.

9. Compressor

1. Remove the cabinet. (Refer to section 2)

2. Discharge the refrigerant system using FreonTM Recovery System. If there is no valve to attach the recovery system, install one (such as a watco a-1) before venting the FreonTM . Leave the valve in place after servicing the system.

3. Disconnect the 3 leads from the compressor.

4. After purging the unit completely, unbraze the suction and discharge tubes at the compressor connections.

5. Remove the 3 nuts and the 3 washers which fasten the compressor.

6. Remove the compressor.

7. Re-instill the components by referring to the removal procedure, above.

10. CAPACITOR

1. Remove the control box. (Refer to section 3)

2. Remove the screw and knobs which fasten the display panel.

3. Disconnect the 2 leads from the rocker switch and remove the panel.

4. Remove a screw and unfold the control box.

5. Remove the screw and the clamp which fastens the capacitor. (See Fig. 27)

6. Disconnect all the leads of capacitor terminals.

7. Re-install the components by referring to the removal procedure, above.

11. POWER CORD

1. Remove the control box. (Refer to section 3)

2. Unfold the control box. (Refer to section 10)

3. Disconnect the grounding screw from the control box.

4. Disconnect 2 receptacles.

5. Remove a screw which fastens the clip cord.

6. Pull the power cord.

7. Re-install the component by referring to the removal procedure, above. (Use only one ground-marked hole for ground connection.)

8. If the supply cord of this appliance is damaged, it must be replaced by the special cord. (The special cord means the cord which has the same specification marked on the supply cord fitted to the unit.)

12. THERMISTOR

1. Remove the control box. (Refer to section 3)

2. Unfold the control box. (Refer to section 10)

3. Disconnect the thermistor terminals from main P.W.B assembly.

4. Remove the thermistor.

5. Re-install the components by referring to the removal procedure above.

13. SYNCHRONOUS MOTOR

1. Remove the control box. (Refer to section 3)

2. Unfold the control box. (Refer to section 10)

3. Remove the crankshaft.

4. Disconnect all the leads of the synchronous motor.

5. Remove the 2 screws which fasten the synchronous motor.

6. Re-install the components by referring to the removal procedure, above.

LG Room Air Conditioner Disassembly instructions

Refrigeration cycle

CAUTION: Discharge the refrigerant system using FreonTM Recovery System.If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the FreonTM. Leave the valve in place after servicing the system.

16. CONDENSER

1. Remove the cabinet. (Refer to section 2)

2. Remove the brace and the shroud cover. (Refer to section 4)

3. Remove 2 screws which fasten the side cover.

4. Remove the 5 or 6 screws which fasten the condenser.

5. After discharging the refrigerant completely, unbraze the interconnecting tube at the condenser connections.

6. Remove the condenser.

7. Re-install the components by referring to notes.

EVAPORATOR

1. Remove the cabinet. (Refer to section 2)

2. Remove the top cover and the brace. (Refer to section 4)

3. Discharge the refrigerant completely.

4. Remove the 3 screws which fasten the evaporator at the left side and the top side.

5. Move the evaporator sideward carefully and then unbraze the interconnecting tube at the evaporator connectors.

6. Remove the evaporator.

7. Re-install the components by referring to notes.

18. CAPILLARY TUBE

1. Remove the cabinet. (Refer to section 2)

2. Remove the brace. (Refer to section 4)

3. After discharging the refrigerant completely, unbraze the interconnecting tube at the capillary tube.

4. Remove the capillary tube.

5. Re-install the components by referring to notes.

You can reach detailed information about air conditioner installation at this address.

LG Room Air Conditioner Installation Operations

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