Manuals / LG Electronics / Kitchen Appliance / Refrigerator

LG Electronics GR-P227/L227 Parts Identification, Ref No. GR-P227/GR-P257 INTERNAL FILTER

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

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PARTS IDENTIFICATION

1. Ref No. : GR-P227/GR-P257(INTERNAL FILTER)

Frame Display

Dispenser Lamp

Ice & Water

Dispenser Button

Cover PWB

Water Tube

Home Bar

Freezer Refrigerator compartment compartment

Automatic Icemaker

Shelf

Lamp

Shelf

Drawer

Door rack

Drawer

Door rack

Lower cover

Milk product corner

Lamp

Door Rack

Shelf

Can Server (Optional)

Wine holder (Plastic or wire)

Refreshment center(Optional)

Shelf (Folding or Normal)

Egg Box

Vegetable Drawer

Humidity Switch

Miracle Zone (Optional) Fresh compartment (Optional)

Door Rack

Conversion switch (Meats/Vegetables) (Optional)

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LG Electronics GR-P227/L227, GR-P257/L257 service manual Parts Identification, Ref No. GR-P227/GR-P257 INTERNAL FILTER

Contents

http//eic.lgservice.com SERVICE MANUALREFRIGERATOR MODEL GR-P227/L227 GR-P257/L257CONTENTS WARNINGS AND PRECAUTIONS FOR SAFETYSPECIFICATIONS HOW TO INSTALL THE REFRIGERATORWARNINGS AND PRECAUTIONS FOR SAFETY SPECIFICATIONS 1. Ref No. GR-P227SPECIFICATIONS SPECIFICATIONS2. Ref No. GR-L227 SPECIFICATIONSSPECIFICATIONS SPECIFICATIONS1. Ref No. GR-P257 SPECIFICATIONSSPECIFICATIONS SPECIFICATIONS2. Ref No. GR-L257 SPECIFICATIONSSPECIFICATIONS SPECIFICATIONSFreezer Refrigerator compartment compartment PARTS IDENTIFICATION1. Ref No. GR-P227/GR-P257 INTERNAL FILTER 2. Ref No. GR-P227/GR-P257 EXTERNAL FILTER PARTS IDENTIFICATIONFreezer Refrigerator compartment compartment Cover PWBFreezer Refrigerator compartment compartment 3. Ref No. GR-P227/GR-P257 INTERNAL FILTERPARTS IDENTIFICATION Freezer Refrigerator compartment compartment 4. Ref No. GR-P227/GR-P257 EXTERNAL FILTERPARTS IDENTIFICATION HOW TO INSTALL REFRIGERATOR 1. How to Adjust Door Height of Refrigerator1. If the height of freezer door is lower than that of 2. If the height of freezer door is higher than that of2. How to Install Water Pipe HOW TO INSTALL REFRIGERATORBefore Installation 2-1. When connecting directly to the water tapHOW TO INSTALL REFRIGERATOR 1. Connection of Pipe Connector A and BHot Water Cold WaterHOW TO INSTALL REFRIGERATOR 3. When customer uses bottled water2. Filter Cleaning Outternal Filter 1. Filter FixationHOW TO INSTALL REFRIGERATOR Install Water Filter Applicable to some models onlyBefore Installing water filter Installing water filter 1. Initial installation of water filterHOW TO INSTALL REFRIGERATOR 3. How to Control the Amount of Water Supplied to Icemaker3-1. Confirm the amount of water supplied to the icemaker MICOM FUNCTION 1. Monitor Panel1-2. Display Second Function 1. Door Alarm Buzzer Mute Mode2. Description of Function 2-1-1. Funnction of Temperature SelectionPower Initially On MICOM FUNCTION2-1-3. Outside temperature display function MICOM FUNCTION2-1-2. LCD Back Light Control 2-1-4. Lock function display button lock2-4. When ice maker does not operate smoothly 2-2. Dispenser use selection2-3. Automatic ice maker 2-5. Express Freezer2-7. Super freezing 2-8. *Miracle Zone function2-9. Control of variable type of freezing room fan MICOM FUNCTION2-11. Door opening alarm 2-10. Control of M/C room fan motorDoors of freezing or home bar2-15. Sequential operation of built-in product If error occurstemperature of a when closing2-16. Failure Diagnosis Function MICOM FUNCTION2-17. Test Function ContentsMICOM FUNCTION ModeMICOM FUNCTION TEST MODE 1 STATUS LCD TEST MODE 2 STATUS LCD2-18. Function of dispenser and water dispenser built-in 1. Explanation for PWB circuit 1-1. Power circuitEXPLATION FOR MICOM CIRCUIT 1-3. Reset circuit 1-2. Oscillation circuitEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L2571-4. Load/dispenser operation, door opening circuit EXPLATION FOR MICOM CIRCUIT1. LOAD DRIVING CIRCUIT 1 GR-P227/L227/P257/L2571-5. Dispenser operation circuit 2 Lever Switch sensing circuit Measuring partEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L2571-6. Door opening sensing circuit EXPLATION FOR MICOM CIRCUIT1 GR-P227/L227/P257/L257 Measuring part1-7. Temperature sensing circuit EXPLATION FOR MICOM CIRCUIT1 GR-P227/L227/P257/L257 SENSOR1-8. Switch entry circuit 1-9. Option designation circuit model separation functionEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L2571-10. Stepping motor operation circuit EXPLATION FOR MICOM CIRCUITCCW Reverse rotation Positive rotation CW1 GR-P227/L227/P257/L257 1-11. Fan motor driving circuit freezer, mechanical areaEXPLATION FOR MICOM CIRCUIT 1-12. Temperature compensation and temperature compensation circuit 1. Temperature compensation in freezer and refrigeratorEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257EXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L257 2. Compensation circuit for temperature at freezerEXPLATION FOR MICOM CIRCUIT L/Wire FD/H4-wires DC GND Transmission error statusEXPLATION FOR MICOM CIRCUIT 1 GR-P227/L227/P257/L2572 Sensor resistance characteristics table EXPLATION FOR MICOM CIRCUITFreezing Sensor Refrigerator sensor 1&21-14. Miracle Zone STEPPING MOTOR / Display EXPLATION FOR MICOM CIRCUIT1-1. Operation Principle of Icemaker Power On ICEMAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR1. Operation Principle Start Position2. ICEMAKER FUNCTIONS 2-1. Start Position2-3. Harvest Mode 2-4. Fill/Park PositionINDICATOR 3-1. ERROR CODES shown on Icemaker water supply control panelCONTENTS 3. Defect diagnosis functionCIRCUIT 1 GR-P227/L227/P257/L257GR-P227/L227/P257/L2571. Trouble Shooting TROUBLE DIAGNOSISHOW TO CHECK CLAIMSHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK Faulty fan motorDoor switch FaultsHOW TO CHECK Bad low termperature RPM characteristicsInsufficient compressor. - Faulty compressor Faulty fanHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK TROUBLE DIAGNOSISCLAIMS CAUSES AND CHECK POINTSHOW TO CHECK opened when freezerclosed faulty stopper TROUBLE DIAGNOSIS2. Faults 2-1. Power2-2. Compressor Problems2-3. Temperature ProblemsTROUBLE DIAGNOSIS Causes2-4. Cooling ProblemsTROUBLE DIAGNOSIS CausesProblems TROUBLE DIAGNOSISCauses Checks2-5. Defrosting failure ProblemsTROUBLE DIAGNOSIS CausesProblems TROUBLE DIAGNOSISCauses Checks2-6. Icing ProblemsTROUBLE DIAGNOSIS CausesProblems TROUBLE DIAGNOSISCauses Checks2-7. Sound ProblemsTROUBLE DIAGNOSIS CausesProblems TROUBLE DIAGNOSISCauses ChecksProblems TROUBLE DIAGNOSISCauses Checks2-8. Odor ProblemsTROUBLE DIAGNOSIS Causes2-9. Micom ProblemsSymptom TROUBLE DIAGNOSISProblems SymptomTROUBLE DIAGNOSIS CausesProblems SymptomTROUBLE DIAGNOSIS CausesProblems SymptomTROUBLE DIAGNOSIS CausesProblems SymptomTROUBLE DIAGNOSIS Causes3. Cooling Cycle Heavy Repair TROUBLE DIAGNOSISItems Unit3-2. Summary Of Heavy Repair Contentsreplacement TROUBLE DIAGNOSIS3-3. Precautions During Heavy Repair PrecautionsTROUBLE DIAGNOSIS Items3-4. Practical Work For Heavy Repair PrecautionsWhen replacing a drier When replacing a compressorPrecautions TROUBLE DIAGNOSISItems KEYPOINTING3-5. Standard Regulations For Heavy Repair PrecautionsTROUBLE DIAGNOSIS 12-0 mm3-6. Brazing Reference Drawings TROUBLE DIAGNOSIS1 Asia / Middle-East Africa 2 Europe & CIS / America4. HOW TO DEAL WITH CLAIMS 4-1. SoundProblems Explain the principles of temperature changeProblems Explain the procedure and principles of ice maker operationTROUBLE DIAGNOSIS Checks and Measures4-2. Measures for Symptoms on Temperature ProblemsCheck temperature set in the temperature control knob Explain the characteristics of ice cream4-3. Odor and Frost ProblemsCheck the temperature control button and set at “strong” TROUBLE DIAGNOSIS4-5. Others ProblemsTROUBLE DIAGNOSIS Checks and MeasuresHOW TO DISASSEMBLE AND ASSEMBLE 1. DOOR2 Remove a freezer door A A BHOW TO DISASSEMBLE AND ASSEMBLE 2. HANDLE3. SHROUD, GRILLE FAN 4. WATER VALVE DISASSEMBLY METHOD 5. FAN AND FAN MOTOR DISASSEMBLY METHODHOW TO DISASSEMBLE AND ASSEMBLE InsertTubeLineColletClip6. DISPENSER AssemblySolenoidAssembly LeverAssembly AssemblyDuctCapHOW TO DISASSEMBLE AND ASSEMBLE 7 Dispenser Related Parts#EV# EXPLODED VIEWFREEZER DOOR PART GR-P227/L227/P257/L257 Ref No. GR-P227/GR-P257 REFRIGERATOR DOOR PARTOptional part EXPLODED VIEWRef No. GR-L227/GR-L257 EXPLODED VIEWREFRIGERATOR DOOR PART Optional partFREEZER COMPARTMENT EXPLODED VIEWOptional part 101BREFRIGERATOR COMPARTMENT EXPLODED VIEWOptional part #EV#MACHINE COMPARTMENT EXPLODED VIEWOptional part #EV#ICE & WATER PART EXPLODED VIEWOptional part 625A 616F 616G 627A 624BDISPENSER PART EXPLODED VIEWOptional part #EV#P/No. 3828JD8999A FEB., 2006 Printed in Korea