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Samsung RS2544, RS2666, RS2622, RS2777 manual Cool Air Circulation Freezer Refrigerator

Models: RS2777 RS2622 RS2666 RS2544

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Refrigeration Cycle and Cool Air Circulation Route

7-2) Cool Air Circulation

Freezer	Refrigerator
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Samsung RS2544, RS2666, RS2622, RS2777 manual Cool Air Circulation Freezer Refrigerator

Contents

Model RS2544 RS2622 RS2644 RS2666 RS2777 Important Safety Notice Contents Door Alarm Multi-Flow SystemXtra SpaceTM Xtra FreshTMCover using a screwdriver, and then disconnect To protect refrigerator in movementWith the door closed, remove the upper hinge It does not fall on youNomenclature ModelsCompany Name Product R Refrigerator Label LocationSpecifications Freezer RefrigeratorWarranty information Interior Views and Dimensions Shelves and BinsFreezer RefrigeratorDimensions of Refrigerator Inches Refrigeration Cycle and Cool Air Circulation Route Refrigerant Route in Refrigeration cycleFreezer Evaporator Dryer Capillary TubeCool Air Circulation Freezer Refrigerator Mechanical Disassembly Refrigerator DisassemblyFreezer Disassembly PlasticWire Drawer in Freezer······························Control Panel Door HandleBeverage StationTM Door GasketRefrigerator Door Light Switch Refrigerator LightTempered Glass Shelf Plastic Drawers in RefrigeratorWater Filter Upper DuctworkEvaporator Cover in the Refrigerator Evaporator Fan MotorEvaporator in Refrigerator Refrigerator ThermistorCoolSelect ZoneTM Thermistor CoolSelect ZoneTM ThermistorFreezer Door Light Switch Plastic Wire Drawer in FreezerDoor Bin in Freezer Freezer ShelfIce maker is located inside of the ice dispenser assembly Disconnect the ice maker wire connectorAuger Motor Case Unlock the locking tabs to separate the ice maker kitFreezer Light Evaporator Cover in FreezerEvaporator in Freezer Freezer ThermistorAmbient Thermistor Ice-MakerThermistorMachine Compartment ＆ Electric Box Water SolenoidsCondenser Fan Sub-condenserOperation Function Temperature Control Function Digital PanelQuick Ice and Power Cool Functions Power FreezeQuick Ice functionChild Lock Function Fan Motor Delay Function of the Machine Compartment Ice & Water Dispenser FunctionCoolSelect ZoneTM Function RS2666,RS2777 Water Filter Indicator Function Filter IndicatorIce-Maker Function Preparation of Ice-maker Initial Operation functionJudgement Remark ·MICOM PortWater Supply function Defrost FunctionHeater on Heater OFFDefrost operation Beeps will cease immediately when the doors are closed Self-Diagnostics FunctionSelf-Diagnostics in the initial Power on Sound FunctionError Error items of self-diagnosticsFunction error Error items LED Display Details RemarksRestoration Function for Power Outage This mode, only the display LEDs for temperature will be onLoad Operation Check Function Set Point Shift FunctionShift the freezer temperature sensor Table of Set Point Shift FunctionOperation Function Shift the CoolSelect ZoneTM temperature sensor Shift the Ice maker temperature sensorCircuit Descriptions Source Power Circuit Reset CircuitOscillator Circuit TerminalTemperature Sensing Circuit Door S/W Sensing CircuitMicom ChangeDEF-sensor and Bimetal work in parallel Key Scan and Display CircuitKey Scan and display operation Key Scan CoolSelect ZoneTM Panel Circuit Fan Motor Bldc Drive Circuit Motor drive circuitVoltages between high-speed and low-speed Eeprom Circuit Option CircuitLoad Drive Circuit D602COMP. equivalence circuit of drive section Diagnostics If power is not onStart NormalAssembly If the compressor and cooling fan motor don’t work normallyCheck after a lapse of 5 min ConnectionIf defrost function Exchange and troubleshoot Corresponding sensorPerform forced defrosting for F Room at a time If the temperature sensor of F and R room has trouble If there is a trouble with self-diagnosisIf the ambient sensor has trouble Start Check if the iced solder of main PCB is ShortIf alarm sound If Ding-Dong sounds continuously StartIf Beep sounds continuously Start Remove causes afterWithout sound of buzzer operation Start Main PCB is normal buzzer normalDisplay’ If the panel PCB is not working normally ZoneTM panelIf fan doesn’t work Reference Connections of door S/WDoor open DC Door closeIf CoolSelect ZoneTM isn’t operated normally RS2555, RS2577 If the lamp of CoolSelect ZoneTM is not lit StartIf the Panel PCB key isn’t selected Panel PCB has trouble for itselfIf the lamps of freezer / refrigerator does not light Is the inside lamp filament cut?Check the operation of SSR71 and Q701 If Crushed Ice/Cubed Ice doesn’t work properly Safety Instructions on Service Appendix ⅠReference for circuit diagnostics DC 0V Stop ConditionResistance value ∼DC 12V load working conditionFor safety, you must turn the power off Load Value ContentsRef Check a load Ref. Def heaterRef Check Door S/W Lamp Lamp on the REF878 834791 749Ref Service part lists of each circuit board Part Name Specifcation ’TYPage Page Electronics Refrigerator Division 2003 Code DA82-00001D