Samsung RF28T5 Series Service Manual
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Samsung RF28T5 Series Service Manual

Samsung RF28T5 Series Service Manual

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REFRIGERATOR
REFRIGERATOR
FRENCH DOOR REFRIGERATOR
MODEL NAME : RF28T5* (Without F-Hub)
MODLE CODE
: RF28T5021SR/AA
RF28T5021S9/EM
RF28T5021B1/CO
RF28T5101SR/AA
RF28T5001SR/AA
RF28T5001S9/ML
RF28T5A01SR/AA
RF28T5A01S9/AP
RF28T5A01S9/ED
CONTENTS
1. Product Information ············································· 5
2. Product Specifications ········································· 9
3. Instruction of Function ······································· 25
4. Disassembly and Reassembly ··························· 28
5. Check the installation status ···························· 60
6. Self Diagnosis & Trouble Shooting ··················· 82
7. PCB Diagram ·························································97
8. Wiring Diagram ··················································· 99
9. Block Diagram ··················································· 100
10. Reference Information ····································101

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Summary of Contents for Samsung RF28T5 Series

  • Page 1 REFRIGERATOR FRENCH DOOR REFRIGERATOR MODEL NAME : RF28T5* (Without F-Hub) MODLE CODE : RF28T5021SR/AA RF28T5021S9/EM RF28T5021B1/CO RF28T5101SR/AA RF28T5001SR/AA RF28T5001S9/ML RF28T5A01SR/AA RF28T5A01S9/AP RF28T5A01S9/ED REFRIGERATOR CONTENTS 1. Product Information ············································· 5 2. Product Specifications ········································· 9 3. Instruction of Function ······································· 25 4.
  • Page 2 Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or dealer cannot be responsible for the interpretation of this information. SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright ©2020 All rights reserved.

  • Page 3: Table Of Contents

    Contents 1. Product Information ..........................5 2. Product Specifications .......................... 9 2-1) Introduction of Main Function ............................. 9 2-2) Interior Views ..................................11 2-3) Model Specification &Specification Chart ........................14 2-4) Dimensions of Refrigerator (Inches) - Model : RF28T5*....................17 2-5) Optional Material Specification ............................18 2-6) Refrigerant Route in Refrigeration cycle ..........................19 2-7) Principle Of Freezer ................................
  • Page 4 Contents 5. Check the installation status ......................60 5-1) Function for failure diagnosis ............................60 5-1-1. Test mode (manual operation / manual defrost function) ................. 60 5-1-2. Self-diagnostic function ............................63 5-1-3. Display function of Load condition ........................70 5-1-4. DEMO MODE 1 : Cooling OFF Mode setting function (North America model) ..........72 5-1-5.

  • Page 5: Product Information

    This document cannot be used without Samsung's authorization. 1. PRODUCT INFORMATION • Unplug the appliance before the changing or repairing the electric parts. → Be careful the electric shock. • Always use only the correct replacement parts. → Check the model name, rating voltage, rating current, running temperature symbols.

  • Page 6: Warning And Caution

    This document cannot be used without Samsung's authorization. PRODUCT INFORMATION Read all instructions before repairing the product and follow the instructions in order to prevent danger or property damage. Plug out and remove all the items in regrigerator prior to repair.
  • Page 7 This document cannot be used without Samsung's authorization. PRODUCT INFORMATION ❈ Please let users know following warnings & cautions in detail. Warning & Caution Customers should not store narrow or Drugs requiring precise temperatures Customers should not store glass long bottles or food in a small door should not be stored in the refrigerator.
  • Page 8 This document cannot be used without Samsung's authorization. PRODUCT INFORMATION FLOORING For proper installation, this refrigerator must be placed on a level surface of hard material that is the same height as the rest of the flooring. This surface should be strong enough to support a fully loaded refrigerator, or approximately 660lbs(299kg).

  • Page 9: Product Specifications

    This document cannot be used without Samsung's authorization. 2. PRODUCT SPECIFICATIONS 2-1) Introduction of Main Function ■ A newly developed SAMSUNG French door refrigerator in 2020 has the following characteristics. Image Feature Surround Multi Flow • Uniform cooling for each shelf and even in corner in fresh food compartment by center positioned fan and duct with multiple flow effluences.
  • Page 10 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS ▶ Changing Items Image Feature Slim Water Filtration System • Slim water filter is placed between crispers for changing filter conveniently without removing items from Refrigerator. Internal Display • The display change more wider and apply Blue LED lighting.

  • Page 11: 2-2) Interior Views

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-2) Interior Views ▶ RF28T500*, RF28T5F0*, RF28T5A0* 01 Main panel 02 Wide Pantry * 03 Freezer 04 Door bins 05 Water filter * 06 Ice Maker * 07 Ice bucket *...
  • Page 12 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS ▶ RF28T502* 01 Main panel 02 Wide Pantry * 03 Freezer 04 Door bins 05 Water filter * 06 Ice Maker * 07 Ice bucket * 08 Autofill Pitcher *...
  • Page 13 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS ▶ RF28T510* 01 Main panel 02 Wide Pantry * 03 Freezer 04 Door bins 05 Water filter * 06 Ice Maker * 07 Ice bucket * 08 Autofill Pitcher *...

  • Page 14: 2-3) Model Specification &Specification Chart

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-3) Model Specification &Specification Chart RF28T500 RF28T502 RF28T510 RF28T5A0 ITEM Model Non Disp ND+AutoFill ND+Inner Disp Drop In 35 3/4 inch (908mm) On Cabinet 28 7/8 Inch (735mm) W/O Handle...
  • Page 15 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS Items Specification Model RF28T5* Model NF54M7151ANTT3 Compressor Starting type BLDC Oil Charge mineral 5 250cc Freezer Split Fin Type Evaporator Refrigerator Condenser Forced and Natural Convection Type Dryer Molecular sieve, XH-9, 9g Capillary tube (Dia ×...
  • Page 16 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS Items Specification Model RF28T5* Defrost Heater (FRE) Heated at F Defrost AC 120V, 230W / AC 230V, 230W Defrost Heater (REF) Heated at R Defrost Heater-Ice Maker Interlock with DISPENSER Heater...

  • Page 17: 2-4) Dimensions Of Refrigerator (Inches) - Model : Rf28T5

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-4) Dimensions of Refrigerator (Inches) - Model : RF28T5* Model RF28* Depth “A” 32 7/8" (836 mm) Width “B” 35 ³/₄" (908 mm) Height “C” 68 7/8" (1749 mm) Overall Height “D”...

  • Page 18: 2-5) Optional Material Specification

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-5) Optional Material Specification Photograph Part Name Part Code AMOUNT ASSY ACCESSORY DA99-04158A ASSY INSTALL-ACCESSORY DA99-03490W ASSY CASE LAMP-REF DA97-12607A ASSY LAMP LED DA41-00676N...

  • Page 19: 2-6) Refrigerant Route In Refrigeration Cycle

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-6) Refrigerant Route in Refrigeration cycle Compressor Condenser Hot Pipe Dryer Fre Capillary Tube Freezer Evaporator Suction Pipe Connect Suction Pipe Compressor...

  • Page 20: 2-7) Principle Of Freezer

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-7) Principle Of Freezer evaporation compression expansion condensation Hot Pipe Pressure : 142.2psi Temp : 104 ± 3.6 ℉ Capillary Tube 0.016~0.031″ Dryer Step Valve Fre Evap Condenser Pressure : 142.2psi Temp : 176 ℉...

  • Page 21: 2-8) Operation Theory Of Refrigeration Cycle Components

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-8) Operation theory of refrigeration cycle components ■ Condenser 1) Role: A device which radiates heat to the outside (water/air) to make liquid state for the high temperature / high pressure gas...
  • Page 22 This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS ■ Dryer 1) Role: Absorb the moisture from the refrigerant that refrigeration cycle circulates and eliminate the foreign substance. 2) Structure: If even some moisture is included refrigerant is impossible to circulate by freezing the small capillary outlet, so silica gel or molecular sieve is (included and) sealed to absorb the internal moisture, and install a minute net to eliminate the foreign substance.

  • Page 23: 2-9) Refrigeration Cycle Type

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-9) Refrigeration Cycle Type ■ Mono Cycle Compressor Condenser Hot Pipe Dryer Step Valve Fre Capillary Tube Freezer Evaporator Suction Pipe Compressor...

  • Page 24: 2-10) Cooling Air Circulation

    This document cannot be used without Samsung's authorization. PRODUCT SPECIFICATIONS 2-10) Cooling Air Circulation Refrigerator Freezer...

  • Page 25: Instruction Of Function

    This document cannot be used without Samsung's authorization. 3. INSTRUCTION OF FUNCTION 3-1) Digital Display ❶ Fridge / °F ↔ °C (3sec) You can use the Fridge button to set the fridge temperature. • Press Fridge repeatedly to select a desired temperature Fridge between 34 °F (1 °C) and 44 °F (7 °C).
  • Page 26 This document cannot be used without Samsung's authorization. INSTRUCTION OF FUNCTION ❸ Freezer / Power Freeze (3 sec) The Freezer button can be used the feezer temperature, or to Freezer activate Power Freeze. Available temperatures are between 5°F (-15°C) and -8°F (-23°C).
  • Page 27 This document cannot be used without Samsung's authorization. INSTRUCTION OF FUNCTION ❺ Door Alarm If the door is left open for more than 2 minutes, an alarm will sound and the alarm indicator will blink. You can toggle the alarm on and off by pressing Door Alarm. The alarm is enabled by factory default.

  • Page 28: Disassembly And Reassembly

    This document cannot be used without Samsung's authorization. 4. DISASSEMBLY AND REASSEMBLY 4-1) Precaution • Unplug the refrigerator before cleaning and making repairs. • Do not dissemble or repair the refrigerator by yourself. - It may cause risk of causing a fire, malfunction and/or personal injury.

  • Page 29: 4-2) Refrigerator Door

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-2) Refrigerator Door Part Name How To Do Descriptive Picture Remove the 3 screws holding down the Top Table and remove the Top Table(①). ① ① Disconnect the electrical (②) above the upper left door hinge To disconnect the connector ②...
  • Page 30 This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture Lift the door straightly up to remove. Be careful not to drop the door. CAUTION Refrigerator Door Lift the grommet hinge straightly up to remove.
  • Page 31 This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY # Setting Right Refrigerator Door Level Part Name How To Do Descriptive Picture Check Door Level. Open the Freezer Door. Setting Door Level Tighten a screw under the HINGE-MID.

  • Page 32: 4-3) Door Handle Refrigerator

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-3) Door Handle Refrigerator Part Name How To Do Descriptive Picture Loose Set Screw with 0.1in Hex wrench and pull front the handle. Door Handle Fridge Remove the cover vinyl of door.

  • Page 33: 4-4) Door Handle Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-4) Door Handle Freezer Part Name How To Do Descriptive Picture Loosen the Set Screw situated at the bottom right of the appliance about 0.1 in by using Hex wrench.

  • Page 34: 4-5) Assy Auto Fill

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-5) Assy Auto Fill Part Name How To Do Descriptive Picture Remove to cap using – screw driver and release screws upper side from cover. Remove to cap Release Screw Release to Water hose and Wire.

  • Page 35: 4-6) Assy Inner Disp

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-6) Assy Inner Disp Part Name How To Do Descriptive Picture Remove to cap using – screw driver and release screws upper side from cover. Remove to cap Release Screw Release to Water hose and Wire.

  • Page 36: 4-7) Case Water Filter

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-7) Case Water Filter Part Name How To Do Descriptive Picture To disassemble the Case Water Filter, remove the water filter and all drawers and shelves. Remove the 3 screws holding down the Top Table and remove the Top Table (①).
  • Page 37 This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture Disconnect the 2 Housing connectors (4). ④ ④ Remove a screw the case filter left/right side. Case Water Filter Lift and pull the Case Water Filter out.

  • Page 38: 4-8) Assy Cover Water Valve

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-8) Assy Cover Water Valve Part Name How To Do Descriptive Picture To disassemble the Assy Cover Water Valve, remove the 1 screw and release hook. Screw Hook Assy Cover...

  • Page 39: 4-9) Cool Select Pantry

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-9) Cool Select Pantry Part Name How To Do Descriptive Picture Remove the cool select pantry by pulling the roller part and lifting it up. 2. Remove the cool select pantry cover by lifting up the left part of the cover and pulling it.

  • Page 40: 4-10) Water Filter

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-10) Water Filter Part Name How To Do Descriptive Picture Turn the water filter count-clockwise. (Refer to the picture) Remove the water filter by pulling it. (Refer to the picture) Water Filter Push the water filter directly.

  • Page 41: 4-11) Vertical Hinged Section

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-11) Vertical Hinged Section Part Name How To Do Descriptive Picture Remove 2 screw cap parts with a flat-blade (-) screwdriver. (Refer to the picture) Be careful not to scratch or break the parts CAUTION Unscrew 2 screws.

  • Page 42: 4-12) Door Gasket Refrigerator

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-12) Door Gasket Refrigerator Part Name How To Do Descriptive Picture Remove the French of Left Door. (4-9) Door Gasket Refrigerator Remove 4 Point (Corner) and All part.

  • Page 43: 4-13) Door Gasket Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-13) Door Gasket Freezer Part Name How To Do Descriptive Picture Remove the two Box in Freezer Door. Door Gasket Freezer Remove 4 Point (Corner) and All part.

  • Page 44: 4-14) Cover Multi In Refrigerator

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-14) Cover Multi In Refrigerator Part Name How To Do Descriptive Picture Remove the angle cap with a flat-blade screwdriver. (Refer to the picture). Be careful not to scratch or break the parts CAUTION Unscrew 4 screws.

  • Page 45: 4-15) Evaporator Cover In Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-15) Evaporator Cover In Freezer Part Name How To Do Descriptive Picture Unscrew 2 screws. Pull at the bottom side of Cover Multi. Evaporator Cover In Freezer Disconnect the 1 housing connectors.

  • Page 46: 4-16) Evaporator In Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-16) Evaporator In Freezer Part Name How To Do Descriptive Picture Remove the housing connector part left one. Evaporator In Freezer Remove the evaporator by pulling the lower part of the evaporator while lifting it up.

  • Page 47: 4-17) Freezer Door

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-17) Freezer Door Part Name How To Do Descriptive Picture Pull out the Pull Out Drawer by maximum. After lifting the Pull Out Drawer up holding both sides, remove it at the rail system.

  • Page 48: 4-18) Ice Maker (Freezer)

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-18) Ice Maker (Freezer) Part Name How To Do Descriptive Picture Remove the 2 screw. Ice-Maker (FRE) Seperate the HOUSING of the Ice Maker.

  • Page 49: 4-19) Freezer Light

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-19) Freezer Light Part Name How To Do Descriptive Picture Remove the cover Freezer Lamp (①) by a flat- blade screwdriver. Freezer Light Disengage the housing.

  • Page 50: 4-20) Door Switch In Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-20) Door Switch In Freezer Part Name How To Do Descriptive Picture Remove the drawer bin and disassemble the cover door switch using a flat-blade(-) screwdriver.(Refer to the picture) Door Switch In Freezer Disconnect the housing connector part.

  • Page 51: 4-21) Sensor In Freezer

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-21) Sensor In Freezer Part Name How To Do Descriptive Picture Remove the freezer drawer bin by using a flat- blade(-) screwdriver.(Refer to the picture). Disconnect housing connector part by cutting as close to sensor as possible.
  • Page 52 This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture Assemble the cover sensor and the sensor, twist the conductor to connect the sensor to the main wire. Sensor In Freezer Secure exposed conductors with insulated tape.

  • Page 53: 4-22) Comp Cooling Fan

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-22) Comp Cooling Fan Part Name How To Do Descriptive Picture Unscrew 7 point of Cover comp Be careful not to damage from the innerhole of cover comp. CAUTION Remove the DRAIN HOSE.

  • Page 54: 4-23) Compressor

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-23) Compressor This appliance contains a small amount of isobutane refrigerant (R-600a), a natural gas with high environmental compatibility that is, however, also flammable. When transporting and installing the appliance, care should be taken to ensure that no parts of the refrigerating circuit are damaged.
  • Page 55 This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 6. Applying Lokprep and connecting the Service Ring_2. - Apply 0.05g of Lokprep onto the pipe - Insert the service ring into the Connect, Suc.

  • Page 56: 4-24) Machine Compartment

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-24) Machine Compartment Part Name How To Do Descriptive Picture Remove Cover Relay. Relay O/L Disassemble Housing Connector from Comp.

  • Page 57: 4-25) Electric Box

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-25) Electric Box Part Name How To Do Descriptive Picture Remove the 5 screw attached to the Case PCB Panel with a phillips screwdriver (+). Disengage all housing connectors from the main PBA.

  • Page 58: 4-26) Cover-Display

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-26) Cover-Display Part Name How To Do Descriptive Picture Find the location of the serviceable part. Cover-Display Separate using '-' driver. (If necessary, remove the inlay first and service it.) Press and disconnect the wire connector connected to the cover display.

  • Page 59: 4-27) Cover-Cap Door

    This document cannot be used without Samsung's authorization. DISASSEMBLY AND REASSEMBLY 4-27) Cover-Cap Door Part Name How To Do Descriptive Picture ① Cover-Cap Door Remove the 1 screws holding down the Cover- Cap Door and remove the Cover(1). (Disassembly) Assembly Cover-Cap Door on the Cap Door.

  • Page 60: Check The Installation Status

    This document cannot be used without Samsung's authorization. 5. CHECK THE INSTALLATION STATUS 5-1) Function for failure diagnosis 5-1-1. Test mode (manual operation / manual defrost function) • Press the Fridge and Power Cool buttons at the same time for at least 6 seconds. The Control Display will blink with an interval of 0.5 seconds.
  • Page 61 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 2) Forced Operating Function 2-1) If any key is pressed once in test mode, blinks "FF" on the display and it indicates the refrigerator has entered the manual operation. At this moment, buzzer beeps as an alarm.
  • Page 62 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 3) Forced Defrost 3-1) If you press the Lock key again while the Forced Operation (FF A) is running, Fd is displayed on the Display, the Forced Operation is cancelled immediately and the Forced defrosting (Fd) operation runs.

  • Page 63: Self-Diagnostic Function

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-2. Self-diagnostic function 1) Self-diagnostic function in the Initial power ON 1-1) Micom operates self-diagnostic function to check the temperature sensor condition within 1 second when the refrigerator turned On initially.
  • Page 64 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 2) Self-diagnostic function during normal operation Lock Lock ② If Fridge Key + Power Cool Key are pressed simultaneously For 10 seconds, the self-diagnosis function will be selected.
  • Page 65 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS * Self-diagnosis CHECK LIST Item Diagnostic method Location image Freezer The voltage of MAIN PCB CN20-"10" Sensor ↔ "12": shall be between 4.5V~1.0V ① ② ② Fridge The voltage of MAIN PCB CN20-"9"...
  • Page 66 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS * Self-diagnosis CHECK LIST Item Diagnostic method Location image The voltage of MAIN PCB CN20-"16" Freezer Fan Error ↔ "18": shall be between 7V~12V ㉑ ㉑ ㉓ ㉓...
  • Page 67 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS * Self-diagnosis CHECK LIST Item Diagnostic method Location image After separating MAIN PCB CN40 wire from PCB, resistance value between CN60-"21" ↔ "23" shall be Water Tank 62 ohm ± 7%. (Resistance value is ㉞...
  • Page 68 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS * Self-diagnosis CHECK LIST Item Diagnostic method Location image Check voltage of MAIN PCB CN40- “16" ↔ CN40-“18" AUTO FILL Infuser Overflow Error - 0V ~ 4.5V : Water overflow - 4.5V ~ 5V : No problem...
  • Page 69 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS * Self-diagnosis CHECK LIST Item Diagnostic method Location image Check the input voltage.  ~   - AC 155V (Input Power AC110~127V) Comp over voltage - AC 310V (Input Power AC 220~240V)

  • Page 70: Display Function Of Load Condition

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-3. Display function of Load condition Lock Lock ① If Fridge Key and Power Cool Key are pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5interval for 4 seconds.
  • Page 71 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS R-10 ⓐ ⓕ ⓑ ⓖ Power Cool ⓔ ⓒ ⓓ Power Freeze F-10 * R Load mode Check list Part Display (LED) Description High Temperature R-1 "e" If the external air temperature is 34℃ or higher, the corresponding LED is blinked Low Temperature R-1 "f"...

  • Page 72: Demo Mode 1 : Cooling Off Mode Setting Function (North America Model)

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-4. DEMO MODE 1 : Cooling OFF Mode setting function (North America model) Lock Lock ① Press the Fridge and Power Cool buttons at the same time for at least 6 seconds.

  • Page 73: Demo Mode 2 : Exhibition Mode Setting Function (All Regions Except For North America)

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-5. DEMO MODE 2 : Exhibition Mode setting function (All regions except for North America) Lock Lock ① Press the Fridge and Power Cool buttons at the same time for at least 6 seconds. The Control Display will blink with an interval of 0.5 seconds.

  • Page 74: Option Setting Function

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-6. Option setting function - Press the Fridge and Power Cool buttons at the same time for at least 6 seconds.The Control Display will blink with an interval of 0.5 seconds. In that case, you may take your fingers off both buttons and press the Fridge button to enter the Option Setting Mode.
  • Page 75 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS KEY control method after converting to option mode Lock Lock ※ Key control in option mode Lock Key Code Change Key(Rotation) Power Cool Key Reference Value down key...
  • Page 76 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS - If the display changes to option setting mode, all displays will be off except freezer and fridge compartments temperature display as below.(Fridge and freezer compartments case will be explained only because all options are operated with the same method according to the option table.)
  • Page 77 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS Reference Value Power Cool Code Power Freeze : If you wait for 20 seconds after completing the setting, MICOM will save the setting value to the EEPROM and normal display will be returned and the option setting mode will be canceled.

  • Page 78: Option Table

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-1-7. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift Fridge Room 7-SEG Reference Value Setting value Temp. FZ compartment compensation Reference Value Code 0℉(0.0℃)
  • Page 79 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 3) Operation rate changing table of dispenser heater Set item Dispenser Heater Rate Fridge Room 7-SEG Reference Value Setting value Reference Value Rate change FZ compartment Code +0.0%...

  • Page 80: 5-2) Diagnostic Method According To The Trouble Symptom(Flow Chart)

    This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS 5-2) Diagnostic method according to the trouble symptom(Flow Chart) DATA1.Temperature table Resistance value and MICOM port voltage of sensor according to the temperature SENSOR CHIP : based on PX41C, PX41C, 502AT/ 103**(ICE MAKER SENSOR(MOLD)/FULL UP, 20Kohm ( Actual measurement = value of the table below X 2 ) ℃...
  • Page 81 This document cannot be used without Samsung's authorization. CHECK THE INSTALLATION STATUS DATA2. Humidity Sensor table - Voltage output table @23°…, 5Vdc --- HTG3515CH/HTG3535CH RH(Temperature compensate ) = RH (Relative Humidity ) + ( Temp(℃)。Ⓒ 23 ℃) x 0.05 RH(%)

  • Page 82: Self Diagnosis & Trouble Shooting

    This document cannot be used without Samsung's authorization. 6. SELF DIAGNOSIS & TROUBLE SHOOTING 6-1) If the trouble is detected by self-diagnosis - The error of sensor will be displayed on the front of display. When the error of sensor is detected at initial power ON, the appliance will not operated and display ofabnormal sensor part will blink.
  • Page 83 This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 2) If R Sensor has trouble (check the other sensors in the same procedure) ERROR Code Start DATA1. Temperature table Is MAIN PCB Connector CN20 ** Measuring point of resistance value according to...
  • Page 84 This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 3) If Humidity Sensor has trouble ERROR Code Start Start Is MAIN PCB Connector CN60 insertedcorrectly? DATA1. Temperature table Bad contact of * Measuring point of resistance value according to connector /insert correctly Sensor“...
  • Page 85 This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 4) Fridge Room Damper Heater has trouble ERROR Code Start Start Is Damper Heater normal? (about135ohm) Bad contact of connector/ insert correctly Measure the voltage of Resistance...

  • Page 86: 6-2) If Fan Does Not Operate

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-2) IF FAN does not operate - The refrigerator of this model has BLDC FAN motor. BLDC motor is driven by DC 7~12V. - On the normal condition of COMP ON, it operates together with F-FAN motor. If door is opened and closed once at a high ambient temperature, it will be operated after 1 minute delay.

  • Page 87: 6-3) When Ice Maker(Fz) Does Not Operate

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-3) When ICE MAKER(FZ) does not operate 1. Water will be automatically supplied to the Ice Maker depending on temperature & time conditions, and ice will be produced to dispense.

  • Page 88: 6-4) If Defrost Does Not Operate (F Def Heater)

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-4) If defrost does not operate (F DEF Heater) • If defrost has trouble, select the self-diagnostic function to detect the error of defrost heater before Power Off.

  • Page 89: 6-5) When Power Is Not Applied

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-5) When Power is not applied Caution At the power of SMPS PCB, the AC115(230)V power and a high-voltage over DC 170(325)V are occurred. Please take care of yourself on repair and measurement.

  • Page 90: 6-6) When Compressor Does Not Run (Inverter Comp.)

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-6) When Compressor does not run (Inverter COMP.) Start 10 minutes have passed since COMP was off Check in 10 minutes When Forced Operation Refer to the TEST...

  • Page 91: 6-7) When Alarm Sounds Continuously Without Stop (Related With Buzzer Sound)

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-7) When alarm sounds continuously without stop (related with buzzer sound) ① If 'diring-diring' sound continuously Start Door is ajar Is door closed completely? Remove causes after comprehending the...
  • Page 92 This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING ③ If buzzer does not sound Buzzer is installed on the Assy Top Table in this model. Start Does it soundif MAIN PCB normal, press a button on the inner panel...

  • Page 93: 6-8) When The Inner Panel Pba Does Not Operate Normally

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-8) When the Inner Panel PBA does not operate normally ① When the entire or a certain section of the Panel PCB does not light up - There is a MICOM embedded in the Panel PCB. So, take care when doing repairs. And, except the Solder Touch, replace the PCB.

  • Page 94: 6-9) When Refrigerator Room Lamp Does Not Light Up

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-9) When refrigerator ROOM Lamp does not light up When controlling the regrigerator light with Regulator(12V) : LED LAMP → Applying to the F/R Room compartment (Option) * If the Vegetable Lamp does not work properly, check the R compartment LED Lamp because it is connected with the R compartment LED Lamp in parallel.

  • Page 95: 6-10) If Ice Water Is Not Supplied

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-10) If ICE Water is not supplied 1. Please shut the water supplying prior to repair. 2. Power is applied to the one end of wires. Be careful when disassembling not to get an electric shock.

  • Page 96: 6-11) Led Blinking Frequency Depending On Protecting Functions

    This document cannot be used without Samsung's authorization. SELF DIAGNOSIS & TROUBLE SHOOTING 6-11) LED blinking frequency depending on protecting functions If Failure Condition is detected during compressor is operating, immediately stop Compressor operating and stand by 5 minutes. During this 5 minutes, RPM command signal is not available. It means, even if available RPM command signal is applied to the compressor, it does not work and keep standing by.

  • Page 97: Pcb Diagram

    This document cannot be used without Samsung's authorization. 7. PCB DIAGRAM 7-1) PCB Layout with part position 1. EMI FILTER part 2. DC 15V, 12V, 5V, GND supplied from SMPS PCB 3. Inverter circuit part - COMP Driving / Feedback Circuit - BOOTSTRAP Charger : It is an independent power circuit for the driving of the IMP High-Phase IGBT.

  • Page 98: 7-2) Connector Layout With Part Position

    This document cannot be used without Samsung's authorization. PCB DIAGRAM 7-2) Connector Layout with part position...

  • Page 99: Wiring Diagram

    This document cannot be used without Samsung's authorization. 8. WIRING DIAGRAM 8-1) Non Family hub Model...

  • Page 100: Block Diagram

    This document cannot be used without Samsung's authorization. 9. BLOCK DIAGRAM 9-1) Whole block diagram...

  • Page 101: Reference Information

    This document cannot be used without Samsung's authorization. 10. REFERENCE INFORMATION 10-1) Nomenclature Digit 3 / 4 10 / 11 13/14 Door/ Handle / Buyer Poduct Type Capacity Year Series Dispenser Energy Liner Option code Option Model / AA Code...

  • Page 102: 10-2) Trouble Shooting

    This document cannot be used without Samsung's authorization. REFERENCE INFORMATION 10-2) Trouble Shooting PROBLEM SOLUTION • Check that the power plug is properly connected. • Check the set temperature on the digital display is warmer than freezer or fridge inner temperature.
  • Page 103 This document cannot be used without Samsung's authorization. REFERENCE INFORMATION PROBLEM SOLUTION • Did you wait for 12 hours after installation of the water supply line before Maker ice? • Is the water line connected and the shut-off valve opened? Ice Maker is not producing ice.

  • Page 104: 10-3) Q&A

    This document cannot be used without Samsung's authorization. REFERENCE INFORMATION 10-3) Q&A Descriptions of symptoms Check Points Corrective Measures ▶ Noise (resonance) problems keep on If you replace the ambient thermistor even though the noise generating with a 2.7K resistance (detecting...
  • Page 105 This document cannot be used without Samsung's authorization. REFERENCE INFORMATION Descriptions of symptoms Check Points Corrective Measures 1. Check its symptoms and patterns. 2. Check if the unit is installed on a firm and leveled floor. ▶ What can be checked when the unit 3.
  • Page 106 This document cannot be used without Samsung's authorization. REFERENCE INFORMATION Descriptions of symptoms Check Points Corrective Measures When the stored food sends out much smell. ☞ Check if there is any food sending out sustaining smells. Dried squid, dried laver : Hold on them Pounded garlic : Put it in an airtight container Medical herbs : Make sure they are packed airtight.
  • Page 107 Asia: gspn2.samsungcsportal.com North & Latin America: gspn3.samsungcsportal.com China: china.samsungportal.com - This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable International or domestic law. © Samsung Electronics Co., Ltd.

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