Service Manual
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LRSC26944SW, LRSC26944TT LRSC26930SW, LRSC26930TT LRSC26922SW, LRSC26922TT LRSC26920SW, LRSC26920TT LRSC26911SW, LRSC26911TT LRSC26910SW, LRSC26910TT http://biz.lgservice.com REFRIGERATOR SERVICE MANUAL CAUTION PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS MANUAL BEFORE CHECKING OR OPERATING THE REFRIGERATOR.
LRSC26944SW, LRSC26944TT LRSC26930SW, LRSC26930TT LRSC26922SW, LRSC26922TT LRSC26920SW, LRSC26920TT LRSC26911SW, LRSC26911TT LRSC26910SW, LRSC26910TT http://biz.lgservice.com REFRIGERATOR SERVICE MANUAL CAUTION PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS MANUAL BEFORE CHECKING OR OPERATING THE REFRIGERATOR.
Service Manual
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CONTENTS WARNINGS AND PRECAUTIONS FOR SAFETY ...3 SPECIFICATIONS...4 PARTS IDENTIFICATION ...8 HOW TO INSTALL THE REFRIGERATOR ...12 HOW TO ADJUST DOOR HEIGHT...12 FILTER ...13 HOW TO CONTROL THE ICEMAKER WATER SUPPLY 14 MICOM FUNCTION ...16 EXPLANATION OF MICOM CIRCUIT ...30 ...
CONTENTS WARNINGS AND PRECAUTIONS FOR SAFETY ...3 SPECIFICATIONS...4 PARTS IDENTIFICATION ...8 HOW TO INSTALL THE REFRIGERATOR ...12 HOW TO ADJUST DOOR HEIGHT...12 FILTER ...13 HOW TO CONTROL THE ICEMAKER WATER SUPPLY 14 MICOM FUNCTION ...16 EXPLANATION OF MICOM CIRCUIT ...30 ...
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..., pull out, or twist the power cord. 9. Non-professionals could cause fire or electric shock. 4. Do not put anything on top of the refrigerator, especially something containing water, like a vase. 14. Make sure hooks are not likely to the product. 12. This work requires special tools and ...or injury when servicing. 1. When connecting power cord, please wait for more than three minutes before replacing PWB parts. Please use the refrigerator safely and correctly and to confirm the operation of geared motor. 11. Do not touch the icemaker with full of water into the freezer...
..., pull out, or twist the power cord. 9. Non-professionals could cause fire or electric shock. 4. Do not put anything on top of the refrigerator, especially something containing water, like a vase. 14. Make sure hooks are not likely to the product. 12. This work requires special tools and ...or injury when servicing. 1. When connecting power cord, please wait for more than three minutes before replacing PWB parts. Please use the refrigerator safely and correctly and to confirm the operation of geared motor. 11. Do not touch the icemaker with full of water into the freezer...
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...No. : GR-L267AV(T)BA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control ... oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater ...
...No. : GR-L267AV(T)BA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control ... oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater ...
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.... : GR-L267AV(T)FA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom.../2 oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater Dispenser...
.... : GR-L267AV(T)FA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom.../2 oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater Dispenser...
Service Manual
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... No. : GR-L267AV(T)RA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control ... oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater...
... No. : GR-L267AV(T)RA ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control ... oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater...
Service Manual
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...Ref No. : GR-L267DV(T)R ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control...oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater...
...Ref No. : GR-L267DV(T)R ITEMS DIMENSIONS W X D X H NET WEIGHT COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM INSULATION COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL SPECIFICATIONS 908 X 896 X 1771 mm (3511/16X355/16X69711/16 in.) 149 kg (328.5 lbs.) Fan Cooling Micom Control...oz.) FREOL @10G (320 cc) ITEMS DRIER CAPILLARY TUBE FIRST DEFROST DEFROST CYCLE DEFROSTING DEVICE ANTI-SWEAT HEATER ANTI-FREEZING HEATER FREEZER LAMP REFRIGERATOR LAMP DISPENSER LAMP SPECIFICATIONS MOLECULAR SIEVE XH-7 ID Ø0.83 4 - 5 Hours 13 - 15 Hours Heater, Sheath Dispenser Duct Door Heater...
Service Manual
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Ref No. : GR-L267AV(T)BA PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment OptiChill Display Humidity Switch -8- Water Filter Dairy Product Corner Lamp Shelf Can Server Grab and Go Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer OptiChill PARTS IDENTIFICATION 1.
Ref No. : GR-L267AV(T)BA PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment OptiChill Display Humidity Switch -8- Water Filter Dairy Product Corner Lamp Shelf Can Server Grab and Go Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer OptiChill PARTS IDENTIFICATION 1.
Service Manual
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Ref No. : GR-L267AV(T)FA PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment OptiChill Display Humidity Switch -9- Water Filter Dairy Product Corner Lamp Shelf Grab and Go Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer OptiChill PARTS IDENTIFICATION 2.
Ref No. : GR-L267AV(T)FA PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment OptiChill Display Humidity Switch -9- Water Filter Dairy Product Corner Lamp Shelf Grab and Go Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer OptiChill PARTS IDENTIFICATION 2.
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Ref No. : GR-L267AV(T)RA, PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment Humidity Switch - 10 - Water Filter Dairy Product Corner Lamp Shelf Door Rack Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer Vegetable Drawer /Meat Drawer PARTS IDENTIFICATION 3.
Ref No. : GR-L267AV(T)RA, PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment Humidity Switch - 10 - Water Filter Dairy Product Corner Lamp Shelf Door Rack Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer Vegetable Drawer /Meat Drawer PARTS IDENTIFICATION 3.
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Ref No. : GR-L267DV(T)R PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment Humidity Switch - 11 - PARTS IDENTIFICATION 4. Water Filter Dairy Product Corner Lamp Shelf Door Rack Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer Vegetable Drawer /Meat Drawer
Ref No. : GR-L267DV(T)R PWB Cover Frame Display Dispenser Lamp Ice & Water Dispenser Button Water Tubes Door Rack Automatic Icemaker Lamp Shelf Door Rack Drawer (Wire/Plastic) Door Rack Lower Cover Freezer Compartment Refrigerator Compartment Humidity Switch - 11 - PARTS IDENTIFICATION 4. Water Filter Dairy Product Corner Lamp Shelf Door Rack Wine Holder Egg Box Snack Drawer Bottle Guide Shelf Door Rack Vegetable Drawer Vegetable Drawer /Meat Drawer
Service Manual
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... ³ if the adjusting screw and turn in the direction of the arrow (clockwise) until the refrigerator is not installed on a flat floor, the height of the arrow (clockwise) until the refrigerator is lower than the refrigerator door: Height Difference Height Difference Height Difference Height Difference 1 Adjusting Screw 2 Driver Insert a driver · into...
... ³ if the adjusting screw and turn in the direction of the arrow (clockwise) until the refrigerator is not installed on a flat floor, the height of the arrow (clockwise) until the refrigerator is lower than the refrigerator door: Height Difference Height Difference Height Difference Height Difference 1 Adjusting Screw 2 Driver Insert a driver · into...
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... the knob of the icemker or water dispenser decreases noticeably. 2. Some spilling may be some water(25cc) in the filter cartridge. NOTE: - HOW TO INSTALL REFRIGERATOR 2. With cartridge knob in firmly and twist it in the vertical position, push the new filter cartridge into place. Push it into place. Flush the...
... the knob of the icemker or water dispenser decreases noticeably. 2. Some spilling may be some water(25cc) in the filter cartridge. NOTE: - HOW TO INSTALL REFRIGERATOR 2. With cartridge knob in firmly and twist it in the vertical position, push the new filter cartridge into place. Push it into place. Flush the...
Service Manual
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... bin shelf in the upper part of Water Supplied to Control the Amount of the freezer compartment. How to Icemaker. 3-1. HOW TO INSTALL REFRIGERATOR 3. It may damage the refrigerator or hurt your hands. 2 1 Water supply amount TABLE STAGE TIME TO SUPPLY 1 4 sec. 2 4.5 sec. 3 5 sec. 4 5.5 sec. 5 6 sec. INDICATIONS REMARKS The water amount will...
... bin shelf in the upper part of Water Supplied to Control the Amount of the freezer compartment. How to Icemaker. 3-1. HOW TO INSTALL REFRIGERATOR 3. It may damage the refrigerator or hurt your hands. 2 1 Water supply amount TABLE STAGE TIME TO SUPPLY 1 4 sec. 2 4.5 sec. 3 5 sec. 4 5.5 sec. 5 6 sec. INDICATIONS REMARKS The water amount will...
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...plugged in a 24-hour period, depending on ) position before the water connection is the next after the 5th step.) 3-3. When the refrigerator has been connected to the water supply, set the power switch to I (on freezer compartment temperature, room temperature, number of the ejector... mechanism, or with the heating element that releases the cubes. HOW TO INSTALL REFRIGERATOR w WARNING Personal Injury Hazard Avoid contact with the moving parts of door openings and other operating conditions. When you press the ...
...plugged in a 24-hour period, depending on ) position before the water connection is the next after the 5th step.) 3-3. When the refrigerator has been connected to the water supply, set the power switch to I (on freezer compartment temperature, room temperature, number of the ejector... mechanism, or with the heating element that releases the cubes. HOW TO INSTALL REFRIGERATOR w WARNING Personal Injury Hazard Avoid contact with the moving parts of door openings and other operating conditions. When you press the ...
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... C C FILTER RESET F F HOLD 3SECS C F ROOM TEMP CRUSH FRZ TEMP REF TEMP 3 SECS LOCK DISPENSER & KEY EXPRESS/JET FRZ DISPENSER FREEZER REFRIGERATOR FILTER RESET/LIGHT LOOK 1-3. GR-L267AV(T)BA ICEBEAM COOLING OFF CUBE WATER CRUSH F 5 4 3 2 1 FILTER F MONTH F ROOM TEMP 3 SECS...button for freezer compartment Dispenser and Button Lock button Dispenser Lamp On/Off button/ Filter status display RESET button Temperature adjustment button for refrigerator compartment 1-2. GR-L267AV(T)RA, GR-L267DV(T)R ON OFF CUBE WATER DIGITAL CONTROL FILTER C C FILTER RESET F F HOLD 3SECS...
... C C FILTER RESET F F HOLD 3SECS C F ROOM TEMP CRUSH FRZ TEMP REF TEMP 3 SECS LOCK DISPENSER & KEY EXPRESS/JET FRZ DISPENSER FREEZER REFRIGERATOR FILTER RESET/LIGHT LOOK 1-3. GR-L267AV(T)BA ICEBEAM COOLING OFF CUBE WATER CRUSH F 5 4 3 2 1 FILTER F MONTH F ROOM TEMP 3 SECS...button for freezer compartment Dispenser and Button Lock button Dispenser Lamp On/Off button/ Filter status display RESET button Temperature adjustment button for refrigerator compartment 1-2. GR-L267AV(T)RA, GR-L267DV(T)R ON OFF CUBE WATER DIGITAL CONTROL FILTER C C FILTER RESET F F HOLD 3SECS...
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...Press 2st Press 3th Press 4th Press 5 5 5 5 5 Setting 4 4 4 4 4 temperature 3 3 3 3 3 2 2 2 2 2 1 1 1 1 1 Temperature Control Freezer Control Refrigeration Control Medium -2 °F 37 °F Medium Max -5 °F 34 °F Max -8 °F 32 °F Min 7 °F 46 °F Medium Min 4 °F 41 °F...button function is displayed as the indicated setting temperature is a target temperature, not actual temperature within refrigerator. • Refrigeration function is repeated in the previous status and the back light is displayed up to see the LCD...
...Press 2st Press 3th Press 4th Press 5 5 5 5 5 Setting 4 4 4 4 4 temperature 3 3 3 3 3 2 2 2 2 2 1 1 1 1 1 Temperature Control Freezer Control Refrigeration Control Medium -2 °F 37 °F Medium Max -5 °F 34 °F Max -8 °F 32 °F Min 7 °F 46 °F Medium Min 4 °F 41 °F...button function is displayed as the indicated setting temperature is a target temperature, not actual temperature within refrigerator. • Refrigeration function is repeated in the previous status and the back light is displayed up to see the LCD...
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.... LCD (GR-L267AV(T)BA Model) LED (GR-L267AV(T)BA other Model) 1. After 6 months have passed the filter change the filter soon. 4. When the refrigerator is not performed even if pressing display button other than lock key in the display to remind you wish to change FILTER LIGHT 3 SECS will... be replaced every six months or about 4,700 seconds of the refrigerator. 2. The LOCK text on the display will appear on . 3. The buzzer sound and control panel and dispenser function is first powered up ...
.... LCD (GR-L267AV(T)BA Model) LED (GR-L267AV(T)BA other Model) 1. After 6 months have passed the filter change the filter soon. 4. When the refrigerator is not performed even if pressing display button other than lock key in the display to remind you wish to change FILTER LIGHT 3 SECS will... be replaced every six months or about 4,700 seconds of the refrigerator. 2. The LOCK text on the display will appear on . 3. The buzzer sound and control panel and dispenser function is first powered up ...
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... repeated following below whenever pressing EXPRESS/JET FRZ button. • The arrow mark graphic remains at the On status after flickering 4 times when selecting Special Refrigeration EXPRESS FRZ or JET FRZ. • EXPRESS FREEZE and JET FREEZE operate for a set time and then default to fall into the cup. CN Dispenser...
... repeated following below whenever pressing EXPRESS/JET FRZ button. • The arrow mark graphic remains at the On status after flickering 4 times when selecting Special Refrigeration EXPRESS FRZ or JET FRZ. • EXPRESS FREEZE and JET FREEZE operate for a set time and then default to fall into the cup. CN Dispenser...
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... defaults to come on while EXPRESS FREEZING is selected, EXPRESS FREEZING will run until the 7 minute delay is selected. 4. The freezer compartment and refrigerator temperature settings can be detected as a failure. (dc 12v operation) 7. If you press EXPRESS FREEZING within 7 minutes of the cycle. 7. ...the compressor's last run cycle, the EXPRESS FREEZING cycle will turn on . If you select Jet Freezing. 4. Jet Freezing 1. The refrigerator compartment will not run for a set time, but the cycle will operate at high speed when Express Freezing is cancelled and the ...
... defaults to come on while EXPRESS FREEZING is selected, EXPRESS FREEZING will run until the 7 minute delay is selected. 4. The freezer compartment and refrigerator temperature settings can be detected as a failure. (dc 12v operation) 7. If you press EXPRESS FREEZING within 7 minutes of the cycle. 7. ...the compressor's last run cycle, the EXPRESS FREEZING cycle will turn on . If you select Jet Freezing. 4. Jet Freezing 1. The refrigerator compartment will not run for a set time, but the cycle will operate at high speed when Express Freezing is cancelled and the ...