Related Manuals for LG GR-154 series
Summary of Contents for LG GR-154 series
- Page 1 http://biz.lgservice.com REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS" IN THIS MANUAL. Ref.No. GR-154 MODEL: GR-154*** COLOR : SUPER WHITE...
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Page 2: Table Of Contents
CONTENTS (Page) SAFETY PRECAUTIONS .............................. 2 SERVICING PRECAUTIONS ............................3 SPECIFICATIONS ................................4 PARTS IDENTIFICATION ...............................4 DISASSEMBLY ................................. 5 - 6 DOOR ..................................5 FREEZER DOOR .................................5 TOP TABLE ................................. 6 FREEZER DOOR, HANDLE ............................6 THERMOSTAT ................................6 COMPONENTS ................................7-8 CIRCUIT DIAGRAM ..............................8 TROUBLESHOOTING ............................ -
Page 3: Servicing Precautions
SERVICING PRECAUTIONS Features of refrigerant (R600a) After the refrigerant (R600a) is completely discharged, repair any • Achromatic and odor less gas. defective parts and replace the dryer. At any case you must use the • Flammable gas and the ignition (explosion) at 494°C. LOKRING for connecting or replacing any part in the cycle (No Fire, •... -
Page 4: Specifications
1. SPECIFICATIONS 1-1 GR-154 ITEMS SPECIFICATIONS ITEMS SPECIFICATIONS FREEZER DRAWER STORAGE CAPACITY TOTAL ICE TRAY DIMENSIONS (mm) 550 (W) X 600 (D) X 850 (H) COMPRESSOR P.T.C Starting Type NET WHIGHT(kg) CONDENSER Wire Condenser TEMPERATURE CONTROL BUTTON REFRIGERANT R600a (40g) DEFROSTING SYSTEM MANUAL LUBRICANT OIL... -
Page 5: Disassembly
3. DISASSEMBLY PRECAUTION 1. First unplug the appliance. 2. Remove foods and accessories like shelves or trays which are not fixed in the refrigerator. 3. Carefully lay the appliance on a cushion like packing material to avoid the damage of refrigeration circuit. 4. -
Page 6: Components
4. COMPONENTS 1. COMPRESSOR 3) PTC-Applied Circuit Diagram According to Starting Method for the Motor 1) Role The compressor intakes low temperature and low OVERLOAD PROTECTOR(O.L.P) pressure gas evaporated from Evaporator of the Refrigerator, and condenses this gas to high temperature and high pressure gas, and then plays delivering role to COMPRESSOR Condenser. -
Page 7: Circuit Diagram
3. OLP (OVER LOAD PROTECTOR) 1) Definition of OLP (1) OLP (OVER LOAD PROTECTOR) is attached to the CONTACTING Hermetic Compressor and protects the Motor by POINT COVER cutting off current in Compressor Motor in case of over-rising temperature by Bimetal in the OLP. BIMETAL (2) When over-voltage flows to Compressor motor, the CONTACTING... -
Page 8: Compressor And Electric Components
TROBLESHOOTING COMPRESSOR AND ELECTRIC COMPONENTS Equal to the applied Separate the PTC-STARTER from the Power Source voltage. (Rating Compressor and measure the voltage voltage ± 10%) between M and C of the Compressor. Advice the customer to The applied voltage is not in the range use in the specified of Rating Voltage ±... - Page 9 First, separate the PTC from the Compressor and check the voltage Poor starting or no between NO 5 and 6 in the PTC operating of the with a multitester or Wheatstone Compressor. Bridge. Observation value is Check another electric Normal 220~240V/50Hz : components.
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Page 10: Another Electric Components
ANOTHER ELECTRIC COMPONENTS M No Cooling The Compressor Replace the Check if the current flows Poor contacting point doesn't run. Thermostat. at the contacting point of the Thermostat. Check the current flowing Replace the device. Shorted or Broken of starting system. Check if the current flows Replace the Coil shorted... -
Page 11: Refrigerating Cycle
REFRIGERATING CYCLE M Troubleshooting chart DEFECT EFFECT CAUSE REMEDY Freezer and fridge room do An empty refrigerant system indicates Leakage must be eliminated by SYSTEM not frost even though motor- a leakage of isobutane (R600a). This resoldering the defective point . PARTIALLY OR compressor runs continually. - Page 12 M General Control of Refrigerating Cycle ITEMS CONTENTS AND SPECIFICATIONS REMARKS WELDING (1) H 30 • Chemical Ingredients • Recommend H34 containing 34% Ag in the (1) • Ag: 30%, Cu: 27%, Zn: 23%, Cd: 20% • Service Center. • Brazing Temperature: 710~840°C (2) Bcup-2 •...
- Page 13 LOKRING TUBE JOINT LOKRING Figure 15. LOKRING ASSEMBLY JAWS BOLT TOOL Figure 16. LOKRING TOOL -14-...
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