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LG GC-151 Service Manual

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REFRIGERATOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY
PRECAUTIONS" IN THIS MANUAL.
MODEL: GC-151
http://biz.lgservice.com

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  Summary of Contents for LG GC-151

  • Page 1 REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS" IN THIS MANUAL. MODEL: GC-151...
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ..............................2 SERVICING PRECAUTIONS ............................... 3 SPECIFICATIONS ................................4 PARTS IDENTIFICATION ..............................4 DISASSEMBLY ..................................5 DOOR ....................................5 THERMOSTAT .................................. 5 COMPRESSOR AND PTC ..............................5 CIRCUIT DIAGRAM ................................6 TROUBLESHOOTING ..............................7-10 NO COOLING ..................................8 COMPRESSOR AND ANOTHER ELECTRIC COMPONENTS ..................
  • Page 3: Servicing Precautions

    SERVICING PRECAUTIONS AIR RECHARGING IN COMPRESSOR vacuum operation is over, add the quantity in grams of R-134a to the refrigeration system. Remember that every Test the refrigeration system connecting it electrically before system has an exact quantity of R-134a with a tolerance of refilling operation.
  • Page 4: Specifications

    1. SPECIFICATIONS ITEMS SPECIFICATIONS ITEMS SPECIFICATIONS DOOR TYPE 1 DOOR INSULATION DOOR POLYURETHANE CONDENSER TYPE WALL CONDENSER CABINET POLYURETHANE (FLUSH BACK) EVAPORATOR ROLL BOND TYPE DEFROSTING SYSTEM MANUAL DIMENSION (mm) 484X549X850 (WXDXH) TEMPERATURE CONTROL KNOB DIAL NET WEIGHT (kg) 30kg REFRIGERANT R-134a (115g) LUBRICANT OIL...
  • Page 5: Disassembly

    3. DISASSEMBLY A. DOOR C. COMPRESSOR AND PTC 1. Loosen 3 screws holding an upper hinge to separate the 1. Remove Protector Cover, Power Cord and Lead Wire door body. (Figure 7) first. (Figure 10) 2. Separate OLP. 3. Separate PTC. 4.
  • Page 6: Circuit Diagram

    4. CIRCUIT DIAGRAM NOTE: Lamp is option part. - 6 -...
  • Page 7: Troubleshooting

    5. TROUBLESHOOTING DEFECT EFFECT CAUSE REMEDY Evaporator dose not frost even An empty refrigerant system Leakage must be eliminated by GROUP PARTIALLY though motor-compressor runs indicates a leakage of R . This loss resoldering the defective point or OR COMPLETELY continually.
  • Page 8: No Cooling

    NO COOLING The Compressor Check if the current Replace the Poor contacting point doesn't run. flows at the contacting Thermostat. point of the Thermostat. Check the current Shorted Replace the device. flowing of starting Broken system. Check if the current Replace the Coil shorted flows at the main coil of...
  • Page 9: Compressor And Another Electric Components

    COMPRESSOR AND ANOTHER ELECTRIC COMPONENTS Equal to the applied Separate the PTC-STARTER from voltage. (Rating Power Source the Compressor and measure the voltage ± 10%) voltage between M and C of the Compressor. Advice the customer The applied voltage is not in the to use in the fixed range of Rating Voltage ±...
  • Page 10: Ptc

    First, separate the PTC from the Compressor and check the Poor starting or no voltage between NO 5 and 6 operating of the in the PTC with a multitester Compressor. or Wheatstone Bridge. Check another The value is in the electric Normal range of 15-28 for...
  • Page 11: Exploded View

    6. EXPLODED VIEW NOTE: 1. The shape of parts are subject to change in different localities. : optional parts GC-151S - GLASS, COVER-T/V : 149B - STELL, COVER-T/V : 136C, 149A - LAMP : 406B, 408B, 409B 302A 281B 410G 410A 411A 416A...
  • Page 12 : optional parts GC-151S 126A 110A 409B 408B 406B 125A 110C 110B 110F 136A 201A 281D 136A 136C 149A 207A 149B 151A - 12 -...
  • Page 13: Replacement Parts List

    REPLACEMENT PARTS LIST BUYER NAME:CIL MODEL NAME:GC-151SA LG REFERENCE NO:GC-151SA.CSWPCIL COLOR:Super White S AL LOC No. PART No. Description SPEC REMARK 104A 4778JQ3003A LEG,ADJUST 110A 6930JR1001G THERMOSTAT 110B 3550JD1062H COVER,THERMO 110C 4940JA3007A KNOB,THERMO 125A 3390JA3006A TRAY,ICE 126A 3390JA3020A TRAY,DRIP 127A...

This manual is also suitable for:

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