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Service Manual for Single Door Fridge

PREMIUM MODEL

PRF047XW

PRF071XW

PRF3X

PRF3XT

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Summary of Contents for PRF047XW

Page 1: ...Service Manual for Single Door Fridge PREMIUM MODEL PRF047XW PRF071XW PRF3X PRF3XT...

Page 2: ...ng System Diagram 5 6 Part Lists and explanation 5 7 Disassembling and replacing of the components 6 8 Check the breakdowns of the cooling system 7 9 Table for quick answer for the field problem 9 10...

Page 3: ...al and simple beautifu recessed handle Recessed door gasket seal easy to be discharged and cleaned Plastic material simple and practically One shelf and one drip tray inside Front Left and right side...

Page 4: ...t keep the room good air circulation condition When cutting the suction pipe or discharging pipe of the compressor pay attention to the surplus refrigerant and internal pressure in cooling system pipe...

Page 5: ...ce and assembly must use the multi meter to measure the insulation resistance if it is greater than 1 million ohm then you can plug on the unit 8 Grounding test After maintenance use the multimeter to...

Page 6: ...sed compressor model 5 Cooling System Diagram Note Arrow direction means the flowing direction of the refrigerant 6 Part Lists and explanation PRF047XW PRF071XW PRF3X PRF3XT Capillary Dry Filter Evapo...

Page 7: ...starter or overload protector then fix back the terminal box cover and its clamp 3 Replace the door gasket seal Remove the old door gasket seal from the groove of the door linear then install the new...

Page 8: ...7 8 Check the breakdowns of the cooling system Following the next illustration to check the problem...

Page 9: ...ter Vacuuming and recharging Leakage check again Big quantity refrigerant air spurt out Cut off the high pressure pipe Normal suction of the comressor low pressure pipe No air suction or weak suction...

Page 10: ...re vacuum and recharge the refrigerant at last do the leakage detecting again B If big quantity refrigerant spurt out cut off the high pressure pipe to check the suction of the compressor low pressur...

Page 11: ...ed of the circuit or turn the thermostat to the coldest point the compressor can run Thermostat is breakdown There is sound when turning the knob of the thermostat The knob is broken or is not install...

Page 12: ...d of refrigerant flowing in cooling system and it leaves oil on the welding point Leakage of refrigerant There is no sound of refrigerant flowing in cooling system and no oil on the welding point Insi...

Page 13: ...tly The unit is not placed at good position The freezer is inside direct sunshine The unit can not dissipate the heat because sunshine The back of the unit is too close to the wall Too close will affe...

Page 14: ...stem and control it more strictly Left water quantity control a If the cooling system parts like condenser evaporator compressor or the dry filter etc need to be replaced the replaced parts should be...

Page 15: ...t condition And ensure to use a little as enough as possible Check the compressor is pressurized or not when opening When storing the R134a refrigerant must keep it sealed and not touch with atmospher...

Page 16: ...happens again then should service again 12 Maintenance parts list No Parts name PCS unit Note 1 Compressor 1 2 Thermal protector of compressor 1 3 PTC starter 1 4 Feet of compressor 4 5 Refrigerant d...

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