Samsung RS2521 Specifications

SIDE-BY-SIDE REFRIGERATORSAMSUNG Home Appliance ServiceMODEL:RS2511RS2611RS2630W/XAARS2531RS2631RS2521RS2621RS2630SW

10The door bins allow storage of perishable items.1. Push the bin up and slide it out.This switch is located in the left-hand portion of thefreezer an

11Mechanical DisassemblyThe ice dispenser is located in the upper portion ofthe freezer. This assembly stores ice made by theicemaker and dispenses ic

12The freezer light is located in the bottom of theauger motor case. The light is covered by an opaquecover.1. Remove the screw and the light cover.Th

13Evaporator is located in the bottom of freezer toproduce cold air driven across the evaporator coils.1. Take off the ductwork in Freezer.2. Disconne

141. Disconnect the power cord of the refrigerator.2. Remove the fixed screws (6) of compressor cover.3. Slide up and take off the compressor cover t

154. CIRCUIT DIAGRAM

165. OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-1) POWER5-2) OSCILLATION CIRCUITTerminal Oscillation Frequency Vcc(DC 5V) << BLDC +12V(DC 12V)MI

17OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-3) RESET CIRCUIT5-4) EEPROM DETECTION CIRCUIT● RESET Circuit allows the whole program to go back to the in

18OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-5) DOOR SWITCH DETECTON CIRCUIT1) If R-Door is opened, the contact point of the door switch (4-3) becomes

19OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-6) TEMP SENSING CIRCUIT 1) Sensor uses a thermistor which has a temp coefficient of negative resistance an

2IMPORTANT SAFETY NOTICEThe service guide is for service men with adequate backgrounds ofelectrical, electronic, and mechanical experience. Any attemp

20OPERATION PRINCIPLES BY PARTS OF CIRCUIT Temp to Resistance of Sensor & MICOM PORT VoltageSensor CHIP : PX41C StandardTemp.-50 °F/-45.6 °C-49 °

21OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-7) DAMPER CIRCUIT5-8) DISPLAY Circuit1) The temperature of R-room is controlled by opening and closing of

22OPERATION PRINCIPLES BY PARTS OF CIRCUIT2) DISPLAY OPERATIONLike the signal diagram below, Micom sends “ high ” signal through MICOM 6 terminals of

23OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-9) Load Control Circuit1) Main PCB processes most of the load control for electronic refrigerators.2) Comp

24OPERATION PRINCIPLES BY PARTS OF CIRCUIT1) The ice maker circuit above is to control the ice maker kit installed on the F room.2) This circuit is th

25OPERATION PRINCIPLES BY PARTS OF CIRCUIT5-11) OPTION Circuit● This circuit operates with the initial power on, uses DIODE (1N4148) or JUMPER WIRE.To

39Appendix (Reference for circuit diagnostics)Ref.1) Measure Load TerminalsLOADTERMINALS PCB CASEVALUEDEFECTS OTHERSDISPENSER HEATER1) DEFROST HEATE

40Appendix (Reference for circuit diagnostics)LOAD RELAY TERMINALS VALUE WHEN IT IS DIFFERENT FROM MEASURED VALUEDEFROST / COMP OFFRY76 /RY75SUP

41AD ELECTRONIC RS2*11AD ELECTRONIC RS2*21AD ELECTRONIC RS2*3*RS2*11RS2*21RS2*31RS2*30DISPENSER LAMP115V/60Hz220V/50,60HzDEF SENSORF SENSORR SENSORAMB

41. INTRODUCTIONA newly developed SAMSUNG side by side refrigerator in 2004 has the following characteristics.1) Twin X AirFlowCool air circulates

3Contents1. Safety instruction on services∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙42. Warranty information∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙9 3. Mechanical Di

52. INSTALLATION1) To protect refrigerator in movementUse padded hand truck as shown. If entrance width is less than 39, remove doors prior to instal

63. Nomenclature2004 ModelsR S 26 30SW/ XAAProduct ; R-SAMSUNG REFRIGERATOR B-OEM REFRIGERATOR Capacity ; 25,26 cu. ftFamily ; S - SIDE BY SID

Defrost Control From 6 to 11 hrsDefrost Thermistor(502AT) 59(off) Electrical Rating AC115V 60Hz 11.6 Am

85. Interior Views and Dimensions5-1) Shelves and BinsFreezerXtra SpaceTMIce MakerDoor BinLightIce ChuteWire ShelfDrawersFront Leg Cover RS2511**/ RS2

9Interior Views and Dimensions29.535.632.232.13.44.43.420.115.264.567.935.846.216.451.221.45-2) Dimensions of Refrigerator(RS26**) (Inches)

10Interior Views and Dimensions29.534.931.932.134.42.020.115.264.569.735.845.916.450.921.45-3) Dimensions of Refrigerator(RS25**) (Inches)

11Compressor Condenser  Hot Pipe  Dryer  Capillary Tube  Evaporator  Suction Pipe CompressorCapillary TubeAccumulatorEvaporatorSuction PipeDrye

12Refrigeration Cycle and Cool Air Circulation Route6-2) Cool Air CirculationFreezerRefrigerator

137. Function & How- to-use By Products7-1) DISPLAY DESIGNRS2630SW/XAA (for Best Buy)RS2531**/RS2631**RS2521**/RS2621**RS2511**/RS2611**

141) Freezer Temp Setting 1-1) With the initial power on, Freezer will be set at MID (-4°F/-20°C) and Refrigerator will be set at MID(37°F/3°C) autom

1. Safety Instructions on ServiceUnplug the refrigerator before making any repair or any replacement. Avoid the electric shock.Use the rated compon

15Function & How- to-use By Products● When Child Lock Button on the front panel is pressed for a certain period (3sec.), Child Lock LED gets onand

16● Among the functions depending on Peripheral Temp, Comp Cooling Fan (Comp Room Fan) is controlledaccording to Peripheral Temp as follows.Therefore,

17Function & How- to-use By Products2) Water SupplyIt is the movement to supply water on the ICE-TRAY by using the SOLENOID VALVE after the comple

18Function & How- to-use By Products3) Ice Making It is until the water in the ICE-TRAY after the completion of Water Supply gets frozen completel

19Function & How- to-use By Products4) Ice Ejection It is the movement to separate the ice cubes from the ICE-TRAY after the completion of ice mak

20Function & How- to-use By Products4-3) Ejection Movement TIMING CHART5) Ice Test It is necessary for the forced operation for the purpose of th

21Function & How- to-use By Products1) Button TOUCH1-1) When selecting each button in the CONTROL PANEL, the verification sound (Ding Dong) of inp

22Function & How- to-use By ProductsPress for 8 secPress for 8 secPress for 8 secRS2531**/RS2631**RS2521**/RS2621**RS2511**/RS2611**1) Forced Oper

23Function & How- to-use By Products2) Forced Defrost2-1) When pressing TEST KET twice in TEST MODE, Freezer defrost will operate and BEEP sound a

24Function & How- to-use By Products● If the temp of Freezer/Refrigerator increases more than (149 °F/ 65 °C) in Exhibition Mode, it will restore

52. Warranty informationLIMITED WARRANTY TO ORIGINAL PURCHASERSAMSUNG REFRIGERATORThis SAMSUNG brand product, as supplied and distributed by Samsung E

25Function & How- to-use By Products1) Self-diagnosis with initial POWER ON 1-1) With POWER ON, it shall diagnose the status of temp SENSOR in a m

261) When pressing “ICE TYPE” and “FILTER RESET(LIGHT)” KEYS simultaneously for 6 sec. in normaloperation, the indicators of temp set in Freezer/Refri

27● When the F-Room Temp Setting button and the Filter Reset button or the Lighting button are pressed for 12seconds continuously,the display will be

281) For example,,if you want to shift the Refrigerator STD temp by (34.7°F/1.5 °C), proceed the following.It is to shift the standard temperature.The

29Function & How- to-use By ProductsAPP .EX)TO DECREASE FREEZER STANDARD TEMP BY (-5.4°F/-3°C).Option Setting (6:(-5.4°F/-3°C))Option CATE.(0:Fre

30Function & How- to-use By ProductsAPP .EX) TO INCREASE REFRIGERATOR STANDARD TEMP BY (2.7°F/1.5°C)APP .EX) TO INCREASE REFRIGERATOR STANDARD TEM

31Function & How- to-use By ProductsAPP .EX) TO INCREASE REFRIGERATOR STANDARD TEMP BY (2.7°F/1.5°C)Value- Value+V1 V2 V3 V4 I1 I2Item

32Function & How- to-use By ProductsNote) With the Freezer button and the Lighting button, additional options can be set.But, those are relevant n

33Check assembly ofwires and do repairing8. Diagnostics8-1) When power is not supplied1. Check if power is supplied at Concent and Power Cord is conn

1) Ambient Sensor trouble => (applied to Ambient Sensor Temp type)34Diagnostics8-2) When there is a trouble with Self DiagnosisChange Ambient Senso

63-1) Refrigerator Disassembly3-2) Freezer Disassembly3-3) Machine Compartment Disassembly3. Mechanical DisassemblyControl Panel ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙

35DiagnosticsChange Temp SensorIs Freezer Temp Sensornormal?StartNOYESConnector contact trouble/re-insertionIs the insertion of MAIN PCBconnector(CN30

36Run Forced OperationDiagnostics8-3) When COMP does not operat1. If it doesnotpass5 min after a desired Temp reached, COMP does not operate.2. Durin

37MICOM voltageDOOR OPEN : 5VDOOR CLOSE : 0VDiagnostics8-4) When FAN & DAMPER does not operate "Check out the F-FAN with the Forced Operat

38DiagnosticsMICOM voltageDOOR OPEN : 5VDOOR CLOSE : 0VMICOM voltage0  V alteration2) When Refrigerator DAMPER does not operateForced Operation/Temp

39DiagnosticsOperate Forced OperationIs COMP operating?StartNOStand by for FAN ON conditionConfirm FAN operating conditionIs it COMP COOLING FAN ONcon

40COMMON RELAY RY71Defrost Heater RY72RELAY CHECKREFERANCEDiagnostics8-5) When Defrost does not operate1. With a shorted-out Defrost Sensor, the fridg

41DiagnosticsConcerned Sensorresistance measurement(Appendix TABLE)Concerned Sensorresistance measurement(Appendix TABLE)NormalDoes the Function retur

42MICOM Voltage#49; F-Room, #50; R-RoomDOOR OPEN : 5VDOOR CLOSE : 0VDiagnostics8-6) When Alarm Sound continues without stop1. When Door gets open, Doo

43Diagnostics1. "Beep-Beep" sounds do not go off except Forced Operation & Forced Defrost.2. It is checckableatPanel PCB when Forced Ope

44Diagnostics8-7) When Room Lamp does not light up1. Because Room Lamp is basically controled with Door Switch, PCB does not control it.1) When Freeze

73. Mechanical Disassembly1. Insert a flat-blade screwdriver on the slot as shown,and unlock the tabs.2. Disconnect the wire connector.The door handle

45StartDiagnostics8-8) Dispenser Lamp Malfunction1. Long term LED Short when exchanging may result in the malfunction of PCB since Dispenser Lamp is h

46Diagnostics8-9) When Water Valve Does Not Operate1. While disassembling, make sure to cut off water since the water valve is directly connected with

47Diagnostics8-10) When Crush (Crushed Ice ) & Cube (Cubed Ice) does not operate wellDoes Ice come outwhen extracting Ice?Is ice in Ice Box?Is Ice

272, Oseon-Dong, Kwangsan-Gu,Kwangju-City, Korea, 506-253 TEL : 82-62-950-6810, 6811FAX : 82-62-950-6829© Samsung Electronics Co., Ltd. Refrigerator D

8Mechanical DisassemblyThe refrigerator light is located in the upper portionof refrigerator.1. Pull the tip on the cover.These shelves allow the stor

9Mechanical DisassemblyDamper in the Refrigerator1. Pull out the screw cap and remove the screw.2. Remove the lamp cover by unlocking the tabs and pul