Manuals / LG Electronics / Kitchen Appliance / Refrigerator

LG Electronics GR-P257/L257 Ice & Water Part, Exploded View, Optional part, 619A, 404A

Models: GR-P257/L257 GR-P227/L227

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EXPLODED VIEW

ICE & WATER PART

*: Optional part

600A*

607A

602A

605A

604A

603B

601A

603A

621B

625A*

616F*

616G*

627A*

624B

619A*

404A

619A*

620A 620B

404B

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Page 97

Image 97

LG Electronics GR-P257/L257 Ice & Water Part, Exploded View, Optional part, 625A 616F 616G 627A 624B, 619A, 404A

Contents

SERVICE MANUAL http//eic.lgservice.comREFRIGERATOR MODEL GR-P227/L227 GR-P257/L257WARNINGS AND PRECAUTIONS FOR SAFETY CONTENTSSPECIFICATIONS HOW TO INSTALL THE REFRIGERATORWARNINGS AND PRECAUTIONS FOR SAFETY 1. Ref No. GR-P227 SPECIFICATIONSSPECIFICATIONS SPECIFICATIONSSPECIFICATIONS 2. Ref No. GR-L227SPECIFICATIONS SPECIFICATIONSSPECIFICATIONS 1. Ref No. GR-P257SPECIFICATIONS SPECIFICATIONSSPECIFICATIONS 2. Ref No. GR-L257SPECIFICATIONS SPECIFICATIONS1. Ref No. GR-P227/GR-P257 INTERNAL FILTER PARTS IDENTIFICATIONFreezer Refrigerator compartment compartment PARTS IDENTIFICATION 2. Ref No. GR-P227/GR-P257 EXTERNAL FILTERFreezer Refrigerator compartment compartment Cover PWBPARTS IDENTIFICATION 3. Ref No. GR-P227/GR-P257 INTERNAL FILTERFreezer Refrigerator compartment compartment PARTS IDENTIFICATION 4. Ref No. GR-P227/GR-P257 EXTERNAL FILTERFreezer Refrigerator compartment compartment 1. How to Adjust Door Height of Refrigerator HOW TO INSTALL REFRIGERATOR1. If the height of freezer door is lower than that of 2. If the height of freezer door is higher than that ofHOW TO INSTALL REFRIGERATOR 2. How to Install Water PipeBefore Installation 2-1. When connecting directly to the water tap1. Connection of Pipe Connector A and B HOW TO INSTALL REFRIGERATORHot Water Cold Water3. When customer uses bottled water HOW TO INSTALL REFRIGERATOR2. Filter Cleaning Outternal Filter 1. Filter FixationInstall Water Filter Applicable to some models only HOW TO INSTALL REFRIGERATORBefore Installing water filter Installing water filter 1. Initial installation of water filter3-1. Confirm the amount of water supplied to the icemaker 3. How to Control the Amount of Water Supplied to IcemakerHOW TO INSTALL REFRIGERATOR 1. Monitor Panel MICOM FUNCTION1-2. Display Second Function 1. Door Alarm Buzzer Mute Mode2-1-1. Funnction of Temperature Selection 2. Description of FunctionPower Initially On MICOM FUNCTIONMICOM FUNCTION 2-1-3. Outside temperature display function2-1-2. LCD Back Light Control 2-1-4. Lock function display button lock2-2. Dispenser use selection 2-4. When ice maker does not operate smoothly2-3. Automatic ice maker 2-5. Express Freezer2-8. *Miracle Zone function 2-7. Super freezing2-9. Control of variable type of freezing room fan MICOM FUNCTION2-10. Control of M/C room fan motor 2-11. Door opening alarmDoors of freezing or home barIf error occurs 2-15. Sequential operation of built-in producttemperature of a when closingMICOM FUNCTION 2-16. Failure Diagnosis FunctionContents 2-17. Test FunctionMICOM FUNCTION Mode2-18. Function of dispenser and water dispenser built-in TEST MODE 1 STATUS LCD TEST MODE 2 STATUS LCDMICOM FUNCTION EXPLATION FOR MICOM CIRCUIT 1-1. Power circuit1. Explanation for PWB circuit 1-2. Oscillation circuit 1-3. Reset circuitEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT 1-4. Load/dispenser operation, door opening circuit1. LOAD DRIVING CIRCUIT 1 GR-P227/L227/P257/L2572 Lever Switch sensing circuit Measuring part 1-5. Dispenser operation circuitEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT 1-6. Door opening sensing circuit1 GR-P227/L227/P257/L257 Measuring partEXPLATION FOR MICOM CIRCUIT 1-7. Temperature sensing circuit1 GR-P227/L227/P257/L257 SENSOR1-9. Option designation circuit model separation function 1-8. Switch entry circuitEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT 1-10. Stepping motor operation circuitCCW Reverse rotation Positive rotation CWEXPLATION FOR MICOM CIRCUIT 1-11. Fan motor driving circuit freezer, mechanical area1 GR-P227/L227/P257/L257 1. Temperature compensation in freezer and refrigerator 1-12. Temperature compensation and temperature compensation circuitEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT EXPLATION FOR MICOM CIRCUIT 2. Compensation circuit for temperature at freezer1 GR-P227/L227/P257/L257 DC GND Transmission error status L/Wire FD/H4-wiresEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT 2 Sensor resistance characteristics tableFreezing Sensor Refrigerator sensor 1&2EXPLATION FOR MICOM CIRCUIT 1-14. Miracle Zone STEPPING MOTOR / DisplayICEMAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 1-1. Operation Principle of Icemaker Power On1. Operation Principle Start Position2-1. Start Position 2. ICEMAKER FUNCTIONS2-3. Harvest Mode 2-4. Fill/Park Position3-1. ERROR CODES shown on Icemaker water supply control panel INDICATORCONTENTS 3. Defect diagnosis function1 GR-P227/L227/P257/L257GR-P227/L227/P257/L257 CIRCUITTROUBLE DIAGNOSIS 1. Trouble ShootingHOW TO CHECK CLAIMSTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSFaulty fan motor HOW TO CHECKDoor switch FaultsBad low termperature RPM characteristics HOW TO CHECKInsufficient compressor. - Faulty compressor Faulty fanTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSTROUBLE DIAGNOSIS HOW TO CHECKCLAIMS CAUSES AND CHECK POINTSopened when freezer HOW TO CHECKclosed faulty stopper TROUBLE DIAGNOSIS2-1. Power 2. Faults2-2. Compressor ProblemsProblems 2-3. TemperatureTROUBLE DIAGNOSIS CausesProblems 2-4. CoolingTROUBLE DIAGNOSIS CausesTROUBLE DIAGNOSIS ProblemsCauses ChecksProblems 2-5. Defrosting failureTROUBLE DIAGNOSIS CausesTROUBLE DIAGNOSIS ProblemsCauses ChecksProblems 2-6. IcingTROUBLE DIAGNOSIS CausesTROUBLE DIAGNOSIS ProblemsCauses ChecksProblems 2-7. SoundTROUBLE DIAGNOSIS CausesTROUBLE DIAGNOSIS ProblemsCauses ChecksTROUBLE DIAGNOSIS ProblemsCauses ChecksProblems 2-8. OdorTROUBLE DIAGNOSIS CausesProblems 2-9. MicomSymptom TROUBLE DIAGNOSISSymptom ProblemsTROUBLE DIAGNOSIS CausesSymptom ProblemsTROUBLE DIAGNOSIS CausesSymptom ProblemsTROUBLE DIAGNOSIS CausesSymptom ProblemsTROUBLE DIAGNOSIS CausesTROUBLE DIAGNOSIS 3. Cooling Cycle Heavy RepairItems UnitContents 3-2. Summary Of Heavy Repairreplacement TROUBLE DIAGNOSISPrecautions 3-3. Precautions During Heavy RepairTROUBLE DIAGNOSIS ItemsPrecautions 3-4. Practical Work For Heavy RepairWhen replacing a drier When replacing a compressorTROUBLE DIAGNOSIS PrecautionsItems KEYPOINTINGPrecautions 3-5. Standard Regulations For Heavy RepairTROUBLE DIAGNOSIS 12-0 mmTROUBLE DIAGNOSIS 3-6. Brazing Reference Drawings1 Asia / Middle-East Africa 2 Europe & CIS / America4-1. Sound 4. HOW TO DEAL WITH CLAIMSProblems Explain the principles of temperature changeExplain the procedure and principles of ice maker operation ProblemsTROUBLE DIAGNOSIS Checks and MeasuresProblems 4-2. Measures for Symptoms on TemperatureCheck temperature set in the temperature control knob Explain the characteristics of ice creamProblems 4-3. Odor and FrostCheck the temperature control button and set at “strong” TROUBLE DIAGNOSISProblems 4-5. OthersTROUBLE DIAGNOSIS Checks and Measures1. DOOR HOW TO DISASSEMBLE AND ASSEMBLE2 Remove a freezer door A A B3. SHROUD, GRILLE FAN 2. HANDLEHOW TO DISASSEMBLE AND ASSEMBLE 5. FAN AND FAN MOTOR DISASSEMBLY METHOD 4. WATER VALVE DISASSEMBLY METHODHOW TO DISASSEMBLE AND ASSEMBLE InsertTubeLineColletClipAssembly 6. DISPENSERSolenoidAssembly LeverAssembly AssemblyDuctCap7 Dispenser Related Parts HOW TO DISASSEMBLE AND ASSEMBLEFREEZER DOOR PART GR-P227/L227/P257/L257 EXPLODED VIEW#EV# REFRIGERATOR DOOR PART Ref No. GR-P227/GR-P257Optional part EXPLODED VIEWEXPLODED VIEW Ref No. GR-L227/GR-L257REFRIGERATOR DOOR PART Optional partEXPLODED VIEW FREEZER COMPARTMENTOptional part 101BEXPLODED VIEW REFRIGERATOR COMPARTMENTOptional part #EV#EXPLODED VIEW MACHINE COMPARTMENTOptional part #EV#EXPLODED VIEW ICE & WATER PARTOptional part 625A 616F 616G 627A 624BEXPLODED VIEW DISPENSER PARTOptional part #EV#FEB., 2006 Printed in Korea P/No. 3828JD8999A