Manuals / LG Electronics / Kitchen Appliance / Refrigerator

LG Electronics LRTN19310 Freezer Parts, 330B S21 284A, 110D S22 284C, 147B 125A 131A 149A 149B

Models: LRTN19310 LRTN22310

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FREEZER PARTS

CAUTION: Use the part number to order part, not the position number.

330B

S21

284A

110D

S22

284C

332A

405C

405A

404A

329A

S20

147B

125A

131A

149A

149B

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LG Electronics LRTN19310, LRTN22310 service manual Freezer Parts, 330B S21 284A, 110D S22 284C, 332A 405C 405A 404A 329A S20

Contents

LRTN19310** LRTN22310 BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUALmodels REFRIGERATORSAFETY PRECAUTIONS CONTENTSRef. No. 19Cuft / 22Cuft 1. SPECIFICATIONSREFRIGERATOR 2. PARTS IDENTIFICATIONFREEZER COMPARTMENT3. DISASSEMBLY 3-2 DOOR SWITCH3-1 DOOR 3-6 CONTROL BOX-REFRIGERATOR 3-4 DEFROST CONTROL ASSEMBLY3-3 FAN AND FAN MOTOR 3-5 LAMP4. ADJUSTMENT 4-1 COMPRESSOR4-2 PTC-STARTER 4-3-2 Role of the OLP 4-3 OLP OVERLOAD PROTECTOR4-4 TO REMOVE THE COVER PTC 4-3-1 Definition of OLPGOOD MODEL 5. CIRCUIT DIAGRAM6-1 COMPRESSOR AND ELECTRIC COMPONENTS 6. TROUBLESHOOTINGelectric component 6-2 PTC AND OLPObservation value is 115V/60Hz 6.8Ω±30% Shows continuity6-3 OTHER ELECTRIC COMPONENTS Not cooling at allPoor cooling performance Check the Thermistor 6-4 SERVICE DIAGNOSIS CHARTNot defrosting The system is faulty Check if frost forms in the freezer Check the refrigeration system6-5 REFRIGERATING CYCLE Replace drier whenever repairing General Control of Refrigerating Cycleafter welding to protect pipe from cracking POWER POWERheater ON COMPERROR CODE on Refrigerator Temperature panel Defect code panel7-1-4 Defect Diagnosis Function MODE CONTENTSReset 7-1-5 TEST Mode7-2-1 Power Circuit 7-2 PCB FUNCTION1. Load Drive Condition Check 7-2-2 Load / Buzzer Drive & Open Door Detection CircuitBoth Closed Measurement between pins 5 and 6 at Con2. Open Door Circuit Door Monitor Circuit Freezer or Refrigerator7-2-3 Temperature Sensor Circuit RESISTANCE OF REFRIGERATOR 7-3 RESISTANCE SPECIFICATION OF SENSORTEMPERATURE RESISTANCE OF FREEZERCOMPLAINT SYMPTOMSOLUTION TROUBLESHOOTING7-5-1 Main PWB Assembly 7-5 MAIN PWB ASSEMBLY AND PARTS LISTCASE PARTS 8. EXPLODED VIEW & REPLACEMENT PARTS LIST332A 405C 405A 404A 329A S20 FREEZER PARTS330B S21 284A 110D S22 284CREFRIGERATOR PARTS 141B 141A 141A 141C 141B 170A 141C 141B 128A141A 128B 141C 141B141A 141C 141B 167B 141A 141C 154A 151A 155B 151A 151C 281D DOOR PARTSP/No. 3828JL8015A