Samsung RS2555SL Service Manual
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Samsung RS2555SL Service Manual

Samsung RS2555SL Service Manual

Side-by-side refrigerator
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SIDE-BY-SIDE REFRIGERATOR
SAMSUNG Home Appliance Service
Model:
RS2555SL
SAM0061

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Summary of Contents for Samsung RS2555SL

  • Page 1 SAMSUNG Home Appliance Service For the latest parts information, Please access to our service web site (http://www.e4buyer.com/refrigerator) SIDE-BY-SIDE REFRIGERATOR Model: RS2555SL SAM0061...
  • Page 2 1. INTRODUCTION A newly developed SAMSUNG side by side refrigerator in 2002 has the following ● ● characteristics. 1) Twin Cooling System ·The refrigerator and the freezer have two evaporators. Given this independent system, the freezer and the refrigerator are cooled individually as required and are, therefore, more efficient.
  • Page 3 2. INSTALLATION 1) To protect refrigerator in movement Use padded hand truck as shown. If entrance width is less than 39 〃 , remove doors prior to installation and reattach doors according to procedure below. 2) Remove all protective tape and pad in refrigerators. Connect water lines and power cord.

  • Page 4: Nomenclature

    3. Nomenclature 2002 Models 33 SL Company Name COLOR ; SBS SW-SNOW WHITE SL-NOBLE STAIN BMF SW-SNOW WHITE SL-NOBLE GRAY OPTION ; SBS 33-GOOD 55-BETTER 77-BEST BMF 55-NO DISPENSER 77-DISPENSER Capacity ; CU. FT Family ; S - SIDE BY SIDE (SBS) H - HomePAD (SIDE BY SIDE) B - BOTTOM MOUNTED FREEZER (BMF)
  • Page 5 4. Specifications ELECTRICAL SPECIFICATIONS Freezer Refrigerator Defrost Control From 24 to 32 hrs Thermo-Bimetal 54℉(off)/23℉(on) Defrost Thermistor(502AT) 50℉(off) Electrical Rating AC115V 60Hz, 4.8 Amps Maximum Current Leakage 0.25 mA Maximum Ground Path Resistance 0.1 Ohm Energy Consumption KWH/mo. NO LOAD PERFORMANCE Ambient Temperature 70℉...
  • Page 6 5. Warranty information...
  • Page 7 6. Interior Views and Dimensions 6-1) Shelves and Bins Freezer Refrigerator...
  • Page 8 Interior Views and Dimensions 6-2) Dimensions of Refrigerator(RS2533/2555/2577) (Inches) Beverage Station (RS2577)
  • Page 9 7. Refrigeration Cycle and Cool Air Circulation Route 7-1) Refrigerant Route in Refrigeration cycle Compressor → Sub-condenser → Side Cluster Pipe(FRE) → Side Cluster Pipe(REF) → Hot Pipe → Dryer → Capillary Tube → Refrigerator Evaporator → Freezer Evaporator→ Suction Pipe → Compressor Refrigerator Evaporator SIDE CLUSTER PIPE...
  • Page 10 Refrigeration Cycle and Cool Air Circulation Route 7-2) Cool Air Circulation Freezer Refrigerator...

  • Page 11: Table Of Contents

    8. Mechanical Disassembly 8-1) Refrigerator Disassembly Control Panel Door Handle Beverage Station Door Gasket Refrigerator Door Light Switch Refrigerator Light Tempered Glass Shelf Plastic Drawers in Refrigerator Gallon Door Bin Water Filter Evaporator Cover in the Refrigerator Upper Ductwork Evaporator Fan Motor Evaporator in Refrigerator Refrigerator Thermistor CoolSelect Zone...

  • Page 12: 8-1) Refrigerator Disassembly

    8 8 . . M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y 8-1) Refrigerator Disassembly Control Panel Beverage Station...

  • Page 13: Refrigerator Door Light Switch

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y Refrigerator Door Light Switch The refrigerator has a door light switch located in the upper right corner for the refrigerator.

  • Page 14: Water Filter

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y Water Filter The water filter is located in the upper right-hand corner of the refrigerator.

  • Page 15: Evaporator In Refrigerator

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y Evaporator in Refrigerator Refrigerator Thermistor Refrigerator Thermistor...

  • Page 16: 8-2) Freezer Disassembly

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y 8-2) Freezer Disassembly Door Bin in Freezer The door bins allow storage of perishable items.

  • Page 17: Auger Motor Case

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y top of the liner, and slide the ice maker in.

  • Page 18: Freezer Light

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y Freezer Light Upper Ductwork The freezer light is located in the bottom of the...

  • Page 19: Evaporator In Freezer

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y Evaporator in Freezer Evaporator is located in the bottom of freezer to produce cold air driven across the evaporator coils.

  • Page 20: 8-3) Machine Compartment Disassembly

    M M e e c c h h a a n n i i c c a a l l D D i i s s a a s s s s e e m m b b l l y y 8-3) Machine Compartment Disassembly 3.
  • Page 21 9. Operation Function 9-1) Digital Panel 9-2) Temperature Control Function 9-3) Power Freeze and Power Cool Functions 9-4) Child Lock Function 9-5) Ice ＆ Water Dispenser Function 9-6) C-Fan Motor Delay Function of the Machine Compartment 9-7) CoolSelect Zone Function(RS2555, RS2577) 9-8) Water Filter Indicator Function 9-9) Ice-Maker Function 9-10) Defrost Function...

  • Page 22: 9-1) Digital Panel

    9. Operation Function 9-1) Digital Panel for RS2533 for RS2555 RS2577 9-2) Temperature Control Function When the system power is initally engaged, the default set temperature are -4℉ for the freezer and 38℉ for the set refrigerator, respectively. The numbers shown on the digital display panel stand for the actual compartments temperatures.

  • Page 23: 9-3) Power Freeze And Power Cool Functions

    Operation Function 9-3) Power Freeze and Power Cool Functions Select the Power Freeze or Power Cool buttons separately. These buttons are toggled ON and OFF and the indicators as well. Although you select Power Freeze or Power Cool, the set temperatures in the freezer and refrigerator are not changed.

  • Page 24: 9-5) Ice & Water Dispenser Function

    Operation Function 9-5) Ice & Water Dispenser Function Among several ice-maker functions, the ice extraction function is performed by mechanical system. Only the relay control for a cubed-ice dispensing and the SSR control for the ice chute door are performed electronically. 1) Select Cubed/Crushed/Ice-off function 1-1) The Ice Type button selects Cubed/Crushed/Ice-off options in sequence.

  • Page 25: 9-8) Water Filter Indicator Function

    Operation Function 1) Select function 1-1) Using Select button, Cool, Chill(30℉), and Soft Freeze(23℉) options can be selected in sequence. Cool option maintains a set temperature of the refrigerator. 2) Quick Cool function 2-1) If the Quick Cool is selected, LEDs will flash 60 and Min. The count will be decreased in every minute. 2-2) To cancel this function, press Quick Cool button again or Thaw button or Select button.
  • Page 26 Operation Function 2) Preparation of Ice-maker 2-1) Connect the water line to the water supply valve of refrigerator to supply water. (See how to connect a water supply line in the owner’s manual.) 2-2) Push the bucket back fully so that the guide-ice of ice maker should not touch the back of bucket. (If the back of bucket touches the guide-ice of ice maker, the ice maker will not make ice any more because of a ice full signal.) 2-3) It takes 6 hours to harvest a first ice, and throw away 2-3 times of these ice to make sure the supplied water clean.

  • Page 27: 9-10) Defrost Function

    Operation Function 2) Water Supply function 2-1) When the ice tray is levelled again after ejecting ice, the water solenoid value will be controlled to supply water by time check basis. (See the “Time to supply water” Table) 3) Ice production 3-1) After 90 minutes pass from the water supply, the control board will check the temperature.

  • Page 28: 9-11) Forced Operation Function (Pull-Down/R-Defrost/R,F-Defrost/Cancellation)

    Operation Function 9-11) Forced Operation Function (Pull-down / R-Defrost / R.F-Defrost / Cancellation) This function enables a pull-down mode, a defrost mode for the refrigerator only, a defrost mode for the freezer and the refrigerator at the same time, and a cancellation of this function. Press Power Freeze and Fridge Temp.

  • Page 29: 9-12) Sound Function

    Operation Function 9-12) Sound Function 1) Sound function 1-1) To make sure a command input, whenever a button is pressed, a “ding-dong” sounds. 1-2) When two or more buttons are pressed simultaneously or if a wrong button is pressed, there is no sound. 2) Door Open Alarm 2-1) When the doors remain open for 2 minutes, there are 10 times beeps.

  • Page 30: Self-Diagnostics Check List

    Operation Function Self-diagnostics check list Error ① ICE-MAKER SENSOR ② R-SENSOR ③ R-DEF-SENSOR ④ R-FAN ERROR ⑤ I/M function error ⑥ CoolSelect Zone SENSOR ⑦ EXIT-SENSOR ⑧ F-SENSOR ⑨ F-DEF ERROR If any LEDs blink, the corresponding sensors and ⑩ F-FAN ERROR components must be checked for an error.

  • Page 31: 9-15) Load Operation Check Function

    Operation Function 9-15) Load Operation Check Function 1) In the normal operation, press Power Freeze and Power Cool buttons simultaneously for 6 second, then the display panel will blink for 2 seconds. 2) Press Fridge Temp. button ⓐ to get into this check mode with an audible tone. 3) Each illuminating LED segment stands for the component which has an ouput signal from the control board.

  • Page 32: 9-18) Table Of Set Point Shift Function

    Operation Function 1) Initially, all products set the code, “0” and press Power Cool or Fridge Temp. to increase or decrease # of Reference. 2) To increase or decrease #of Code,press the Power Freeze or Freezer Temp. so that it can be adjusted such as the temperatures of freezer,refrigerator,Ice maker,and CoolSelect Zone ,and the quantity of water supply.
  • Page 33 Operation Function Example) If you are lowering the current temperature of the freezer by － 6.0 ℉ 2) Shift the refrigerator temperature sensor Reference Value Code Code Temp. shift Temp. shift 1.0 ℉ － 1.0 ℉ 2.0 ℉ － 2.0 ℉ 3.0 ℉...
  • Page 34 Operation Function ■The following options is limited to a model with the Ice Maker. 5) Shift the CoolSelect Zone temperature sensor. 3) Adjust the time to supply water for the ice maker Reference Value Reference Value CoolSelect Zone Code Code Time to supply water temperature sensor 0 ℉...
  • Page 35 11. Diagnostics 11-1) If power is not ON Caution! To check the main PCB, please apply At the power of main PCB, the 115V power and a high-voltage over DC descriptions of operation and 170V occur. Please take care of yourself on repair and measurement. references in the manual.
  • Page 36 Diagnostics 11-2) If the compressor and cooling fan motor don’t work normally Start Did 5 min pass after COMP. OFF? Check after a lapse of 5 min. Does compressor work with forced operation? Did buzzer sound on forced operation? (Check certainly after forced start.) Apply Ref.4 Is freezer sensor normal? Is MICOM No.18 High?(5V)
  • Page 37 Diagnostics 11-3) If defrost function Start Is F, R defrosting sensor by self-diagnosis normal? Exchange and troubleshoot the corresponding sensor. Is F, R Room defrosting heater normal? Check temp. fuse, See Ref. 3: ‘Check load’ in the manual. breaking of heater wire, contact of wire and so on.
  • Page 38 Diagnostics 11-4) If there is a trouble with self-diagnosis - Error of sensor can be seen on the front display of refrigerator. If power is impressed to refrigerator first, an failure of sensor is found. The refrigerator will stop working and display(blink) the region of trouble-occurred sensor repetitively. - Even if sensor has failure during the operation, the refrigerator will not stop working but can run the normal cooling operation because of being operated in the Emergency Operation mode.
  • Page 39 Diagnostics 11-5) If alarm sound 1) If “Ding-Dong” sounds continuously Start Isn’t the door opened minutely? Remove causes after comprehending the conditions of interference by door gasket, food etc. Isn’t water penetrated into the door S/W? Exchange the door S/W. Freezer door MICOM No.
  • Page 40 Diagnostics 3) Without sound of buzzer operation Start Does it sound ‘Ding-Dong’if you press a button on front panel? Main PCB is normal; buzzer normal. Does i t make a sound of ‘ d oor-open’ al a rm when you are openi n g the door of freezer or fri d ge more than 2 mi n ? Check the panel PCB with the reference of ‘how to check panel...
  • Page 41 Diagnostics 11-6) If the panel PCB is not working normally: 1) Where lighting of the panel PCB is disabled, or only some lamps are disabled. Start Is the connector See Ref. 1: ‘View of the of upper hinge cover inserted connection cabinet-door normally? for the wire assembly’...
  • Page 42 Diagnostics 11-7) If fan doesn’t work: Reference The refrigerator has been applied with the BLDC fan motor. For RS2533, R room Fan is AC motor used. The BLDC motor is driven by DC 8-12V. Under the normal condition of COMP ON, it is operated together with F-FAN motor. With operation of the CoolSelect Zone function, the F-Fan motor may do not work.
  • Page 43 Diagnostics 11-8) If CoolSelect Zone isn’t operated normally (RS2555, RS2577) 1) If the lamp of CoolSelect Zone is not lit. Start Is the connector of CoolSelect Zone inserted correctly in the refrigerator? Reinsert the connector; troubleshoot a bad contact. Is the connector of main PCB (CN51) inserted correctly? Reinsert the connector in the main PCB.
  • Page 44 Diagnostics 11-9) If the lamps of freezer / refrigerator does not light. Caution! 1. When you are exchanging the lamp of freezer, please exchange or troubleshoot it with the power OFF to avoid an electric shock. 2. Please keep in mind you do not get burnt by the excessive heating of an incandescent light bulb. Start Is the inside lamp filament cut? Exchange or troubleshoot the...
  • Page 45 Diagnostics 11-10) If the solenoid in the ice-chute cover doesn’t work : Preliminary check 1) Check if the solenoid is unconditionally operated for 0.3 sec, independent of the Open/Close condition of cover ice-route, after a lapse of about 5 seconds from power ON. (Before installation, the cancellation of cover ice-route open is enabled.) 2) Check if the connector in upper hinge section is hook-up correctly.
  • Page 46 Diagnostics 11-11) If Crushed Ice/Cubed Ice doesn’t work properly: The close condition on operation Start is subject to the freezer door. Is ice ejected? Does ice in the ice tray exist ? 1) Check the ice-ejector S/W. Do you see Ice Stop on the digital panel? 2) Check the door S/W.
  • Page 47 13. Safety Instructions on Service ●Unplug the refrigerator before making any repair or any replacement. Avoid the electric shock. ●Use the rated components on the replacement. Check the correct model number, rated voltage, rated current, operating temperature and so ●On repair, be sure that the wires such as harness are bundled tightly and are not exposed by water.
  • Page 48 Appendix Ⅰ Ⅰ (Reference for circuit diagnostics) Ref.1) Wire connector on the cabinet door. Ref. 2) How to check relay failure Disconnect the connector of the main PCB CN70 and CN71, then check the follows : 1. Measure the voltage at both terminals of a coil and determine if the relay is working.

  • Page 49: Beverage Station Tm

    Appendix Ⅰ Ⅰ (Reference for circuit diagnostics) Ref. 3) Check a load Unplug the powercord and disconnect the main PCB CN70 and CN71, the measure the follows : 1. As shown in table below, measure the F-DEFROST HEATER resistance between terminals, check load trouble and wire connection error.
  • Page 50 Appendix Ⅰ Ⅰ (Reference for circuit diagnostics) Ref. 4) Check sensors Disconnect the connector from the Main PCB, than measure the resistance of the following sensors. 1. Check the resistance the Freezer sensor cn30 between the no. 2 and 3. 2.
  • Page 51 Appendix Ⅰ Ⅰ (Reference for circuit diagnostics) Ref. 6) Table of temperature sensor according to resistance and voltage conversion. The input voltage to the MICOM PORT could be different by a hardware. This is a table based on the voltage using the 10kohm-F. MICOM PORT voltage when the sensor is open: about DC 5V(Vcc LEVEL) MICOM PORT voltage when the sensor is shorted: about DC 0V(Ground LEVEL) Voltage(V)
  • Page 52 Appendix Ⅰ Ⅰ (Reference for circuit diagnostics) Ref. 7) Service part lists of each circuit board. CODE-NO PART NAME SPECIFCATION Q’TY DA41-00104E Main PCB ASS’Y Dispenser with CoolSelect Zone DA41-00134A Main PCB ASS’Y Dispenser DA41-00105C PANEL PCB ASS’ Y Dispenser with CoolSelect Zone DA41-00105D PANEL PCB ASS’...
  • Page 53 Appendix Ⅱ Ⅱ (RS2533 for Circuit Diagram)
  • Page 54 Appendix Ⅱ Ⅱ (RS2555 ＆ ＆ RS2577 for Circuit Diagram)

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Rs2577sl

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