LG LSXS26326S LSXS26326W LSXS26326B Service Manual & Repair Guide

MODELS: CAUTION PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS MANUAL BEFORE CHECKING OR OPERATING THE REFRIGERATOR. REFRIGERATOR SERVICE MANUAL LSXS26466 LSXS26386 LSXS26366 LSXS26326 * * * *

CONTENTS CONTENTS SAFETY PRECAUTIONS ................................................................................................ . ........................... 3 1. SPECIFICATIONS .......................................................................................... ........... ............................... 4 2. PARTS IDENTIFICATION ......................................................................... ................. .............................. 5 3. DISASSEMBLY ................................................................................................. ......... .............................. 6 1. Door Alignment.......................................................................................................................................... 6 2. Install Water Filter ...................................................................................................................................... 7 3. Refrigerator Shelves.................................................................................................................................. 7 4. Icemaker .................................................................................................................................................... 8 4. HOW TO DISASSEMBLY AND ASSEMBLY ................................................ .............. .............................. 9 1. Removing and Replacing Refrigerator door .............................................................................................. 9 2. Handle Removal........................................................................................................................................ 10 3. Redd S/W.................................................................................................................................................. 11 4. Removing and Replacing Refrigerator and Freezer Led’s........................................................................ 11 5. Fan Shroud Grille....................................................................................................................................... 12 6. Water Valve Tubes Assembly Method....................................................................................................... 13 7. Way Valve Service..................................................................................................................................... 14 8. Dispenser .................................................................................................................................................. 15 9. Disassembly of Fan Motor ………………………………………………………………………………………. 17 5. MICOM FUNCTION ................................................................................................ ... .............................. 18 6. ICEMAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR................................................ 26 1. Working Principles..................................................................................................................................... 26 2. Function on Icemaker ................................................................................................................................ 27 3. Ice maker Troubleshooting........................................................................................................................ 30 4. Icemaker Circuit........................................................................................................................................ 31 7. CIRCUIT DIAGRAM................................................................................... ................. .............................. 32 8. TROUBLE DIAGNOSIS.......................................................... .................................... .............................. 33 9. PCB ………………………………………………………………………………………………………….......... 55 10. TROUBLESHOOTING WITH ERROR DISPLAY ……………………………………………………....…… 56 11. TROUBLESHOOTING WITHOUT ERROR DISPLAY ……………………………………………………… 74 12. EXPLODED VIEW ................................................................................................................................. 106

Safety Warning and Cautions Chapter 1 Safety Warning and Cautions ► Observing cautions for safety can prevent accidents and dangers. ► Cautions are classified into Warning and Caution and the meanings are as follows WARNING indicates the possibility of serious injury or death if the instructions are not followed. Caution indicates a hazardous situation with the possibility of product damage or personal injury if the instructions are not followed WARNING CAUTION WARNING Be cautious of electric shock. Control board (PWB Main and Sub) uses power supply of about 120 VAC. Do not allow consumers to directly repair, disassemble, or modify the refrigerator. Harm, electric shock, or fire could occur. Be sure the plug and cord are not pressed by the rear side of the refrigerator. Damage to power plugs could result in fire or electric shock. Plug the refrigerator into a dedicated circuit. Plugging in too many appliances can result in fire or problems with the operation of your refrigerator.

4 If grounding is required, be sure to consult an electrician. The refrigerator must be plugged in to a properly rated and grounded outlet. If you are not sure of your voltage or ground, consult a qualified and licensed electrician. Do not store poisonous, flammable, or explosive chemicals in the refrigerator. There is danger of explosion and fire. Do not store medications or biohazardous products requiring precise temperature control. Do not use the refrigerator to store papers, electronic storage media, or similar items. The refrigerator is for storing food. This is a consumer household appliance and not a precision device. If storing or disposing of the refrigerator, remove the doors to eliminate the possibility of children playing in it. Children may become entrapped in the refrigerator. Unplug the refrigerator for cleaning or repair. Be sure your hands are dry when handling the power cord or plug. Electric shock or harm may occur. Be sure the plug and socket are clean and the connection is tight. Dust or incomplete connection may result in fire. Grounding nut Grounding wire More than 75cm Copper plate Firstly take power socket out for Electric shock may occur. When dusts etc are stained to the pin part of the power socket, cleanly wipe out them. Fire may occur. Safety Warning and Cautions WARNING

Do not alter the power cord. Replace it only with an exact factory replacement part. Electric shock or fire may occur due to electrical damage of power cables. Do not place heavy objects on the refrigerator. Falling objects when opening or closing doors may cause injury. Do not hang or swing from the refrigerator doors. Do not allow children to play with the refrigerator. The refrigerator may turn over. Hands and fingers may be pinched. Do not use flammables near a refrigerator. There is danger of fire. Do not install the refrigerator next to a stove or other sources of heat. There is danger of fire. When a gas leak occurs, do not unplug the refrigerator. Open the doors for ventilation. There is danger of burning due to explosion and sparking. Do not clean the refrigerator by spraying water inside or outside. It may result in product damage, fire, or electric shock. This refrigerator is designed for use as a consumer home appliance only. It is not a precision device for storing medication or valuables. Do not install the refrigerator in a vehicle, aircraft, maritime vessel, or other than in a home environment. If the refrigerator is submerged or otherwise inundated with water, have it checked by an authorized servicer. Electric shock or fire may occur. Safety Warning and Cautions WARNING

Do not put glass bottles or other sealed containers in the freezer. They may burst, leaving glass fragments in the food and possibly causing injury. Be sure to use rated parts for replacement of electric parts. Use factory replacement parts. Secure the cord behind the refrigerator. Do not allow the cord to hang where it can be pinched, damaged, or rolled over by the refrigerator. Pull the plug out by the plug body; do not pull the wire to disconnect the cord. Damage to power cords may cause fire or electric shock. Keep electrical parts and connections free from dust and contamination. There is danger of fire from shorting or arcing. Be sure replacement parts are an exact fit. Replacement parts should look and fit exactly like the original parts and have the same electric rating. Do not let moisture drop onto electrical parts. If there is a problem in this area, replace the parts or tape the wires to prevent contamination and degradation. If you unplug the refrigerator or turn off the power, wait 5 minutes before plugging it back in or turning the power on. Rapid cycling of the compressor could cause failure. Do not put your hands, fingers, tools, or other objects into the icemaker, crusher, or discharge outlet. Do not check the operation of the ice dispenser or crusher in this manner. You may damage your product, fingers, or tools. Do put the vessel that flower base, cup, cosmetics or drugs, etc are contained on the refrigerator. Fire or electric shock may occur, or injury due to dropping may occur. Do not accumulate objects on a refrigerator or do not keep foods in random method. Dropping of objects when opening or closing the door may cause physical injury. Safety Warning and Cautions WARNING

Unplug the refrigerator if it is going to be unused for an extended period. Remove all food items, wipe down the inside of the refrigerator, dry it thoroughly, and prop the doors open to allow air circulation. Be sure the floor will support the weight of the refrigerator. If the refrigerator is not installed at a firm, level location, the doors and icemaker may not operate properly. Do not install the refrigerator in a place where it is subject to splashing and excess moisture. Deterioration of insulation may cause electrical leakage. To carry the refrigerator, use the handles at the top of the back, and beneath the edge of the front. Using these handles will ensure safety and reduce the possibility of injury. Do not touch foods, containers, or the inside of the freezer compartment with wet hands. Your hands may stick to the cold items. It could cause frost bite. Be careful to avoid pinching hands or feet when opening the doors. Do not stick your hands or fingers under the bottom of the refrigerator. Watch out for sharp edges. Do not put live animals in the refrigerator. power plugs catching with the end of plugs without catching cords. Fire may occur due to electric shock or short-circuit. Do not use power cords or power plugs when they are damaged or holes of power plugs are loose. Fire may occur due to electric shock or short-circuit. Safety Warning and Cautions WARNING

Product Standards LSXS26466* LSXS26386* LSXS26366* LSXS26326* 742.49L (26.22 Cu.ft) 260.59L (9.20 Cu.ft) 481.90L (17.02 Cu.ft) Heater Temperature control Initial defrost Defrost cycle Rest time Defrost sensor Temp.fuse (rated/ operation temperature) Heater Sheath Dispenser duct door heater R-Room home bar heater F-Room home bar heater Dispenser heater Comp’ Running I/maker geared motor Running Magic room Damper Heater R-Room Damper Heater Water Tank Heater Water supply Heater - AC 250V / 14 ㎌ AC 450V / 20 ㎌ DC 12V / 5W (1EA) DC 13V DC 13V MRA12325 DC 12V / 0.8W MOLECULAR SIEVE XH-9 DC 12V / 2.5W - AC 125 V / 10 A 250 V / 10 A 250 V / 0.5 A 250 V / 0.5 A DC 12V / 5W (1EA) - DC 12V / 1W Φ 0.75 R134a(175g) 120V / 6.5W - AC 115V / 260W 250V / 72℃ Returend to defrost function when reaching to 5℃ 3 Min 9~11 hours (vary depending on condition) 4~5 hours (vary depending on condition) Auto Auto Forced method Freol Alpha5 oil(175cc) Forced convection method Pin tube type A Logic Inverter operation 2 - Home bar door switch Door switch (F-Room/R-Room) F-Room fan motor Overload protective device EvaPoration Conderser - 4 2 3 Cyclo-Pentane Forced method Effective inner capacity R-Room Freezing cycle Parts related with dewing prevention Type of heat shield EvaPoration F-Room Product weight (lb) Outer dimension ( W X D X H ) Method F-Room F-Room Cooling method F-Room 738.66L (26.09 Cu.ft) 478.07L (16.89 Cu.ft) 260.59L (9.20 Cu.ft) MICOM(Outside) MICOM(Outside) Indirect cooling(F-Control) 260 ± 10%(W) 105 ± 15%(W) 298 35 7/8" x 35 7/8" x 70 3/8" For preventing ice making End Start R-Room Fixed Shelf Drawer Shelf(Movable, Folding) Rated consumption power of motor Capacitor Dryer (drying tube) Electrical parts srandard Power cord Main Fuse Egg container Vegetable room Compressor driving method Inside lamp at R-Room Inside lamp at F-Room Fan motor for cooling condenser Defrost F-Room Φ 0.7/0.9 R134a(165g) Model Fixed Shelf F-Room oil Type of refrigerant Capillary tube Total inner capacity(L)

Circuit Diagram

Specifications 1. Specifications ltem Width Depth Height Minimum air circulation space Model Width (A) When opening door by 90° (including handle) (B) Case (including back handle) (C) After disassembling door (including hinge, L) (D) Including door (not including handle) (E) Including handle (F) When opening door by 90° (G) Cabinet (H) Including cover PWB (J) Including door (K) Top part Side Rear part 35.9 (912) 39.6 (1005) 28 7 730 . ( ) 31 5 800 . ( ) 33 4 848 . ( ) 35 9 912 . ( ) 50 6 1285 . ( ) 68 9 1750 69 3 1760 . ( ) 70.3 (1785) 11.8 (300) 0.8 (20) 2.0 (50) Unit : inch (mm) Front View Top View LSXS26466 LSXS26386 LSXS26366 LSXS26326 */ * * / *

LG LSXS26326S LSXS26326W LSXS26326B Service Manual & Repair Guide

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