LG Electronics M8004RY4, M1004R Disassembly, Mechanical Parts, Front Grille, Cabinet, Control Box

Page 13

Disassembly

Disassembly

— Before the following disassembly, set the CONTROL BOX to OFF and disconnect the power cord.

MechanicalParts

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 12)

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

Figure 12

1.After disassembling the FRONT GRILLE, remove the 6 screws that fasten the cabinet at both sides.

2.Remove the 2 screws that fasten the cabinet at back.

3.Lift the cabinet from the unit.

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 1 screw which fasten the power cord.

4.Disconnect the grounding screw from the evaporator channel.

5.Remove the 2 screws that fastens the control box cover.

6.Remove the housing that connects PCB and motor wire in the control box.

7.Remove the nut that fastens the terminal cover.

8.Remove the terminal cover.

9.Remove all the leads from the overload protector.

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

11.Raise the control box upward completely. (See Figure 14)

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

(Refer to the wiring diagram found on page 21 in this manual and on the control box.)

Figure 13

Figure 14

Service Manual 13

Image 13
Contents LG Room Air Conditioner Table of Contents Do not place the power cord near a heater Safety PrecautionsDo not disassemble or modify products Do not modify power cord length Plug in the power plug properlyUse the air conditioner on a single outlet circuit Be cautious not to touch the sharp edges when installing Do not clean the air conditioner with waterEnsure that the outer case is not damaged by age or wear Do not block the inlet or outletSymbols Used in this Manual DimensionsOutside Dimensions Items Models Product SpecificationsHBLG8004RA4/B4 CL8000ER HBLG1004RInstallation Check InstallationHow to Secure the Drain Pipe Select the Best LocationWindow Requirements How to InstallAttach L Bracket Locating Unit in WindowOutside Secure the Guide Panels Install the Sash Seal and Sash LockOperation Precaution The Remote Control unit will notFunction of Controls Mechanical Parts DisassemblyFront Grille CabinetAir Guide and Turbo Fan Air Handling PartsFAN ShroudOverload Protector Electrical PartsCompressor CapacitorMotor Power CordEvaporator Refrigerating CycleCapillary Tube Disassembly Pulling Vacuum Electronic Control SchematicDescription QTY Remarks Wiring DiagramComponents Location Main P.C.B AssemblyPiping System Troubleshooting GuideUnit runs but poor cooling Troubleshooting GuideIneffective Cooling Fails to Start Possible Trouble Electrical Parts Troubleshooting GuideCompressor does not operate Possible Trouble Function of Energy Saver does not operate Possible Trouble FAN does not operatePossible Trouble Remote controller does not operate Is the reset circuit OK? Select the desired Temp. to lower Number CN-AC/DC OK? YES Connect connector Complaint Cause Remedy Troubleshooting Guide Exploded View Replacement Parts List Description Remark Replacement Parts ListCL8000ER L1004R M1004RM8004RY4 L8004RY4 NO3828A20472A February