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14

Maintenance Service and Trouble Shooting

1. No cooling

Circuit Diagram

1 Schematic Circuit Diagram

Brief Description of Control Principle

A mechan ic a l t y p e o f a l l th e c o n tr o l is generally adopted..

The thermostat directly controls the start and stop of compressor, and

hence the refrigerator temperature.

Summary of Contents for MCSR-6085W

Page 1: ...Please read the following instructions completely before operating this appliance INSTRUCTION MANUAL REFRIGERATOR MCSR 6085W MCSR 6085B MCSR 6085BSS MCSR 5585W MCSR 5283W MCSF 5585BSS...

Page 2: ...icefromsurfacesoftherefrigeratorand orfreezercompartment Doingsocouldpuncturethecoolingcoil causingtheunittoloseitsabilitytomaintaincoldtemperaturesandvoidingthewarranty SeetheCareandCleaningsectionfo...

Page 3: ...CTRICITY 4 operationinstruction 5 ControlSettings 5 Abouttherefrigeratorfeatures 6 Careandcleaningoftherefrigerator 6 Careandcleaningoftherefrigerator 6 Careandcleaningoftherefrigerator 7 Preparingtoi...

Page 4: ...ibility andobligationtohaveitreplacedwithaproperlygrounded3 prongwalloutlet The refrigerator should always be plugged into its own individual electrical outlet whichhasavoltageratingthatmatchestherati...

Page 5: ...emilktest Placeacontainerofmilkonashelfandcheckitadaylater Ifthemilkis toowarmortoocold adjustthetemperaturecontrol Afterchangingthecontrol allow This provides the best performance and also prevents o...

Page 6: ...side To help prevent odors leave an open box of baking soda in the refrigerator Unplug the refrigerator before cleaning If this is not practical wring excess moisture out of sponge or cloth when clean...

Page 7: ...r unscrew the lens and pull horizontally until the lens is removed Gently unscrew the light bulb and replace with a bulb of 15 watts orless Careandcleaningoftherefrigerator Defrosting Defrost whenever...

Page 8: ...yandcarefully RefrigeratorLocation Do not install the refrigerator where the temperature will go below 50 F 10 C becauseitwillnotrunoftenenoughtomaintainpropertemperatures Installitonafloorstrongenoug...

Page 9: ...erator 12 Re install the adjustable legs Insure that the smaller leg is on the same side as the bottomhinge 13 Placethefreshfooddooronthebottomhinge 14 Place the bottom peg of the middle hinge in the...

Page 10: ...10 Troubleshootingtips Savetimeandmoney...

Page 11: ...Safety precautions...

Page 12: ...12 Safetyprecautions...

Page 13: ...Thickinsulationforenergyefficiency SystemFlowChart 1 SchematicdiagramofSystemFlowChart 2BriefDescriptionofSystemFlowChart Allmodelsareadirectcoolingsingle systemrefrigeratororfreezer Whenthe refriger...

Page 14: ...oting 1 Nocooling CircuitDiagram 1SchematicCircuitDiagram BriefDescriptionofControlPrinciple Amechanicaltypeofallthecontrolisgenerallyadopted Thethermostatdirectlycontrolsthestartandstopofcompressor a...

Page 15: ...15 3Coolingcapacityisinsufficient 2Thecompressordoesn tstop...

Page 16: ...tstoppedrunning arumblingsoundcanbeheardfrominsideits evaporator Thisisasoundcausedbytheflowingofrefrigerantintheevaporatortubing Because the pressure difference is still greater after the compressor...

Page 17: ...inside the compressor this means that some moving parts have loosened note to differentiate this sound from thoseformedduringstartingorstoppingthecompressor 4 For the direct cooling refrigerator a kin...

Page 18: ...othosepartsthatareliableto leak check main connection points for oil seepage and tubing for cracks If there is no b ListentothesoundcausedbytheflowingofgasintheevaporatorOpentherefrigerator doorwhilet...

Page 19: ...r the heat conduction effect will be severer leak point charge the system with nitrogen and detect leak points with the commonlyadoptedmethod repairthem evacuate chargethesystemwithrefrigerant andthen...

Page 20: ...ntly sometimes therefrigeratorworkswell andsometimesnotwell Inorder todeterminewhetheritiscloggedwithice heatthesuspiciouspointswithhotwaterto make ice melt and after a while if a gas flowing sound re...

Page 21: ...e system with a properquantityofrefrigerant b Air left in the system Analysis of Trouble The residual air in the system will circulate togetherwiththerefrigerantinthesystem Themajorsymptomscausedbythi...

Page 22: ...ue to the leakage of temperature airishighergasdischargepressure higherdischargedgastemperature thegasdischarge tubing is considerably hot when you feel it with your hand and poorer refrigerating effe...

Page 23: ...ationtemperatureinthesystemistoo high thetemperaturesensingagentinthetemperaturesensorisalsohotter therefore sensing agent from the temperature sensor Remedy Remove the relay cover to check up its con...

Page 24: ...dthattherefrigerantinthesystemisinsufficientinquantity recharge it with refrigerant In case clogging occurs disassemble the part where it is blocked If the evaporation temperature is too high settle t...

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