Download
Share
Print this page
Samsung RF28R6 Series Service Manual
  1. Manuals
  2. Brands
  3. Samsung Manuals
  4. Refrigerator
  5. RF28R6 Series
  6. Service manual

Samsung RF28R6 Series Service Manual

French door showcase refrigerator
Hide thumbs

Advertisement

Quick Links

Download this manual
REFRIGERATOR
REFRIGERATOR
FRENCH DOOR SHOWCASE REFRIGERATOR
MODEL NAME : RF28R6*
MODLE CODE
: RF28R6301**/AA
RF28R6301**/EM
RF28R6301**/AP
RF28R6301**/ED
RF28R6301**/PE
RF28R6201**/AA
RF28R6201**/EM
RF28R6202**/AA
RF28R6241**/AA
RF28R6221**/AA
RF28R6222**/AA
1. PRECAUTIONS(SAFETY WARNINGS) ············· 5
2. PRODUCT SPECIFICATIONS ···························· 9
3. DISASSEMBLY AND REASSEMBLY ··············· 20
4. TROUBLESHOOTING ···································· 56
5. PCB DIAGRAM ·············································107
6. WIRING DIAGRAM ·······································110
7. BLOCK DIAGRAM·········································· 112
8. MODEL CODE TABLE ···································113
CONTENTS

Advertisement

loading
Need help?

Need help?

Do you have a question about the RF28R6 Series and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Samsung RF28R6 Series

Summary of Contents for Samsung RF28R6 Series

  • Page 1 REFRIGERATOR FRENCH DOOR SHOWCASE REFRIGERATOR MODEL NAME : RF28R6* MODLE CODE : RF28R6301**/AA RF28R6301**/EM RF28R6301**/AP RF28R6301**/ED RF28R6301**/PE RF28R6201**/AA RF28R6201**/EM RF28R6202**/AA RF28R6241**/AA RF28R6221**/AA RF28R6222**/AA REFRIGERATOR CONTENTS 1. PRECAUTIONS(SAFETY WARNINGS) ············· 5 2. PRODUCT SPECIFICATIONS ···························· 9 3. DISASSEMBLY AND REASSEMBLY ··············· 20 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 ©2010 All rights reserved.
  • Page 3 Contents 1. Precautions(Safety Warnings) ......................5 2. Product Specifications .......................... 9 2-1) Introduction of Main Function ............................. 9 2-2) Specifications..................................11 2-3) Interior Views ..................................12 2-4) Model Specification &Specification Chart ........................15 2-5) Dimensions of Refrigerator (Inches) ..........................18 2-6) Optional Material Specification ............................19 3.
  • Page 4 Contents 4-2) Diagnostic method according to the trouble symptom(Flow Chart) ................82 4-2-1. If the trouble is detected by self-diagnosis ......................84 4-2-2. If FAN does not operate ............................89 4-2-3. If ICE Room Fan does not operate ......................... 90 4-2-4.
  • Page 5 1. PRECAUTIONS(SAFETY WARNINGS) • Unplug the appliance before the changing or repairing the electric parts. → Be careful the electric shock. • When exchanging the parts, use the correct parts. → Check the model name, rating voltage, rating current, running temperature symbols. •...
  • Page 6 PRECAUTIONS(SAFETY WARNINGS) 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. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS means “Prohibited”. Indicates that a Warning danger of death or means “Do not disassemble”.
  • Page 7 PRECAUTIONS(SAFETY WARNINGS) ❈ Please let users know following warnings & cautions in detail. Warning & Caution Drugs requiring precise temperatures Customers should not store narrow or Customers should not store glass should not be stored in the refrigerator. long bottles or food in a small door bottles of liquid in the freezer section.
  • Page 8 PRECAUTIONS(SAFETY WARNINGS) 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. MOVING Protect the finish of the flooring.
  • Page 9 2. PRODUCT SPECIFICATIONS 2-1) Introduction of Main Function Surround Multi Flow • Uniform cooling for each shelf and even in corner in fresh food compartment by centerpositioned fan and duct with multiple flow effluences. 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 10 PRODUCT SPECIFICATIONS ▶ Changing Items Item Details New Model Slim Water Slim water filter is placed between crispers for Filtration System changing filter conveniently without removing items from Refrigerator. Internal Display The display change more wider and apply Blue LED lighting.
  • Page 11 PRODUCT SPECIFICATIONS 2-2) Specifications ELECTRICAL SPECIFICATIONS REFRIGERATOR Defrost Control From 12 to 22 hrs(comp. run time) Thermo Bimetal Protector 140℉(60℃)(off) 104℉(40℃)(on) Defrost Thermistor F: 50℉(10℃)(off) (502AT) R: 59℉(15℃)(off) Electrical Rating AC115V 60Hz AC115V 60Hz / 230V50Hz Maximum Current Leakage 0.25 mA Maximum Ground Path 0.1 Ohm Resistance...
  • Page 12 PRODUCT SPECIFICATIONS 2-3) Interior Views ■ RF28R63* (Autofill & Show Case) Type A Auto Ice Maker 1-Step Foldable Shelf Door bins Autofill Pitcher * 2-Step Foldable Shelf Main panel Water filter Cool Select Zone * Freezer * applicable models only...
  • Page 13 PRODUCT SPECIFICATIONS ■ RF28R62* (Ice & Water Dispenser) Type B Auto Ice Maker 1-Step Foldable Shelf Door bins 2-Step Foldable Shelf Main panel Water filter Cool Select Zone * Ice Maker * Ice bucket * Freezer * applicable models only...
  • Page 14 PRODUCT SPECIFICATIONS ■ RF28R622* (W/Ice + Autofill) Auto Ice Maker 1-Step Foldable Shelf Door bins Autofill Pitcher * 2-Step Foldable Shelf Main panel Water filter Cool Select Zone * Freezer * applicable models only...
  • Page 15 PRODUCT SPECIFICATIONS 2-4) Model Specification &Specification Chart RF28R63* RF28R62* RF28R6222* ITEM Model Autofill & Show Case Ice & Water Dispenser W/Ice + Autofill 35 6/8 Inch (908mm) On Cabinet 29 Inch (735mm) W/O Hand:e 33 1/2 Inch (851mm) External size With Handle 36 Inch (913mm) W/O Hinge Cap...
  • Page 16 PRODUCT SPECIFICATIONS Specification Items RF28R* RF28R6222* Model NF54M7151AN/E01 NF94R9151ATE01 Compressor Starting type BLDC Oil Charge mineral 5 250cc Freezer SPLIT FIN TYPE Evaporator Refrigerator SPLIT FIN TYPE Condenser Forced and Natural Convection Type Dryer Molecular shieve XH-9 R : 0.032” x 118” (0.82mm x 3500mm) Capillary tube (Dia ×...
  • Page 17 PRODUCT SPECIFICATIONS Specification Items RF28R* RF28R6222* Defrost Heater (FRE) Heated at F Defrost AC 120V, 230W / AC 230V, 230W Defrost Heater (REF) Heated at R Defrost AC120V, 100W / AC 230V, 100W F/S : AC 120V, 141W / AC 230V, 141W Heater-Ice Maker C/D : AC 120V, 120W / AC 230V, 120W Interlock with...
  • Page 18 PRODUCT SPECIFICATIONS 2-5) Dimensions of Refrigerator (Inches)
  • Page 19 PRODUCT SPECIFICATIONS 2-6) Optional Material Specification Part Name Part Code AMOUNT ASSY-PACKING SUB DA99-03490L ASSY INSTALL-ACCESSORY DA99-03490P LED LAMP REF DA97-12606D ASSY LAMP LED DA41-00676G...
  • Page 20 3. DISASSEMBLY AND REASSEMBLY 3-1) PRECAUTION • Unplug the refrigerator before cleaning and making repairs. • Remove any foreign matter or dust from the power plug pins. - Otherwise there is a risk of fire. • Do not use a cord that shows cracks or abrasion damage along its length or at either end. •...
  • Page 21 DISASSEMBLY AND REASSEMBLY 3-2) Refrigerator Door Part Name How To Do Descriptive Picture 1 Remove the 3 screws holding down the Top Table and remove the Top Table (①) ① ① ② ② 2 Disconnect the electrical (②) above the upper left door hinge To disconnect the connector (②) more easily, press the end of the hook (③) and pull connector.
  • Page 22 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 5 Lift the door straightly up to remove. Be careful not to drop the door. CAUTION Refrigerator Door 6 Lift the grommet hinge straightly up to remove. ⑧ ⑧ 7 With a Philips head screwdriver, remove the screw (⑥) attatched to the lower left and right door hinges.
  • Page 23 DISASSEMBLY AND REASSEMBLY 3-3) Door Handle Refrigerator Part Name How To Do Descriptive Picture 1 Loose Set Screw with 0.1in Hex wrench and pull front the handle. Door Handle Fridge 2 Remove the cover vinyl of door.
  • Page 24 DISASSEMBLY AND REASSEMBLY 3-4) Door Handle Freezer & Flex zone Part Name How To Do Descriptive Picture 1 Loosen the Set Screw situated at the bottom right of the appliance about 0.1in by using Hex wrench. Door Handle Freezer 2 Pull the Set handle out by moving it to the right side.
  • Page 25 DISASSEMBLY AND REASSEMBLY 3-5) Lever and Water-Dispenser Part Name How To Do Descriptive Picture 1 Put both fingers in the upper of lever. Pull and remover the lever slowly. 2 Remove two screws under the Dispenser Display. Lever and Water- Dispenser (Disassembly) 3 Grasp the top of the dispenser display and...
  • Page 26 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 5 Put both fingers in the upper of lever. Pull and remover the lever slowly. 6 Pull to the front direction cam to separate the ASSY CASE ICE ROUTE from dispenser. Lever and Water- Dispenser (Disassembly)
  • Page 27 DISASSEMBLY AND REASSEMBLY 3-6) Glass Shelf Part Name How To Do Descriptive Picture Remove the shelf by lifting the front part of the Glass Shelf shelf up and pulling it out. 3-7) Foldable Glass Shelf Part Name How To Do Descriptive Picture 1 Remove the Cap.
  • Page 28 DISASSEMBLY AND REASSEMBLY 3-8) Vegetable & Fruit Drawers Shelf Part Name How To Do Descriptive Picture 1 Remove the vegetable & fruit drawer by pulling the roller part and lifting it up. button 2 While pressing the button on the left of the shelf in txhe picture, lift up the Vegetable &...
  • Page 29 DISASSEMBLY AND REASSEMBLY 3-9) 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. 1 Remove the 3 screws holding down the Top Table and remove the Top Table (①). ①...
  • Page 30 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 5 Disconnect the 2 Housing connectors (⑤). ⑤ ⑤ Case Water Filter 6 Remove a screw the case fitler right side. 7 Lift and pull the Case Water Filter out.
  • Page 31 DISASSEMBLY AND REASSEMBLY 3-11) Cool Select Pantry Part Name How To Do Descriptive Picture 1. 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. Cool Select Pantry 3.
  • Page 32 DISASSEMBLY AND REASSEMBLY 3-12) Motor Damper Part Name How To Do Descriptive Picture 1. Remove the 2 screws under the. water filter case and take off the cover damper(②). Motor Damper 2 Disengage 2 housing connector. 3 Take off the Motor Damper by pulling a flat- blade screwdriver .
  • Page 33 DISASSEMBLY AND REASSEMBLY 3-13) Water Filter (Assembly & Disassembly) Part Name How To Do Descriptive Picture 1 Turn the water filter count-clockwise. (Refer to the picture) 2 Remove the water filter by pulling it. (Refer to the picture) Water Filter 3 Push the water filter directly.
  • Page 34 DISASSEMBLY AND REASSEMBLY 3-14) Auto Fill Part Name How To Do Descriptive Picture ① ① ② ② 1 Separate the Auto Fill Cover Screw. 2 Remove Cap chute ICE. 3 Auto Fill Cover. ③ ③ ① ① Auto Fill ② ② 1 Remove CASE GUARD Screw 2 Remove CASE GUARD by pulling it forward.
  • Page 35 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture ① ① 1 Remove Auto Fill Case Screw. 2 Lift the Auto Fill Case up to release from the jam. ② ② ① ① Auto Fill ② ② 1 Remove the hose by pressing the Collect of Auto Fill DC Valve.
  • Page 36 DISASSEMBLY AND REASSEMBLY 3-15) Vertical Hinged Section Part Name How To Do Descriptive Picture Vertical Hinged 1 Unscrew 2 screws. Section...
  • Page 37 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 3 Disengage the internal housing connector of the vertical hinge. Vertical Hinged Section 4 Remove the vertical hinged section by lifting the vertical hinge up. (Refer to the picture)
  • Page 38 DISASSEMBLY AND REASSEMBLY 3-16) Evaporator Cover In Refrigerator Part Name How To Do Descriptive Picture 1 Remove the angle cap with a flat-blade screwdriver. (Refer to the picture) Be careful not to scratch or break the parts CAUTION 2 Unscrew 4 screws. ②...
  • Page 39 DISASSEMBLY AND REASSEMBLY 3-17) Evaporator In Refrigerator Part Name How To Do Descriptive Picture 1 Disconnect the housing connector part on left side. (Refer to the picture) 2 Disconnect the housing connector on right Evaporator In side. Refrigerator 3 Remove the evaporator by lifting the bottom side of it up and pulling it out.
  • Page 40 DISASSEMBLY AND REASSEMBLY 3-18) Freezer Door Part Name How To Do Descriptive Picture 1 Pull out the Pull Out Drawer by maximum. 2 After lifting the Pull Out Drawer up holding both sides, remove it at the rail system. 3 After lifting the Freezer Guard up holding both sides, remove it at the rail system.
  • Page 41 DISASSEMBLY AND REASSEMBLY 3-19) Ice-Maker Part Name How To Do Descriptive Picture 1 When pressing the Fridge + Flex zone keys for 8 seconds at the same time, it will proceed to TEST MODE. When you proceed to TEST MODE, press the Flex zone key in Panel to operate TEST KEY.
  • Page 42 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 6 Disconnect the Ice Maker Housing Connector. 7 Remove the screw from the Duct Tray-ice. Ice Maker 8 With a flat blade screwdriver, push the duct to the right and remove it from the locking tab. (Refer to the image.) 9 With a flat blade screwdriver, pry down on the refrigerant tube to separate it from the...
  • Page 43 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 10 Push down the refrigerant pipe slightly and separate the refrigerant pipe and the Ice Maker Assembly completely. 11 While pressing the Hook, pull out the Ice Maker. Ice Maker 12 While pushing down the Duct-Tray-Ice, pull out the Ice Maker carefully and remove it.
  • Page 44 DISASSEMBLY AND REASSEMBLY 3-20) FZ ICE MAKER (TIM OPTION) Part Name How To Do Descriptive Picture 1 Remove the Drawer, Drawer Bin, Guard from the Freezer. 2 Remove the two screw of FZ ICE MAKER and FZ ICE MAKER pull it to remove. (TIM OPTION) 3 Remove the fixed HOUSING and then remove the ICE MAKER from the freezer.
  • Page 45 DISASSEMBLY AND REASSEMBLY 3-21) FREEZER LIGHT Part Name How To Do Descriptive Picture 1 Remove the cover Freezer Lamp (①) by a flat- blade screwdriver. FREEZER LIGHT 2 Disengage the housing.
  • Page 46 DISASSEMBLY AND REASSEMBLY 3-22) Door Switch In Freezer Part Name How To Do Descriptive Picture 1 Remove the freezer drawer bin by using a flat- blade(-) screwdriver.(Refer to the picture) Door Switch In Freezer 2 Disconnect the housing connector part.
  • Page 47 DISASSEMBLY AND REASSEMBLY 3-23) Evaporator Cover In Freezer Part Name How To Do Descriptive Picture 1 Remove the freezer door and freezer drawer by pulling out the drawer and then unscrewing 2 screws. Evaporator Cover 2 Lift up the evaporator cover. In Freezer 3 Disengage the 3 housing connectors and remove the evaporator cover.
  • Page 48 DISASSEMBLY AND REASSEMBLY 3-23) Evaporator Cover In Freezer (RF28R6222*) Part Name How To Do Descriptive Picture 1. Remove the freezer door and freezer drawer by pulling out the drawer and then unscrewing 2 screws. 2. Lift up the evaporator cover. Evaporator Cover In Freezer 3.
  • Page 49 DISASSEMBLY AND REASSEMBLY 3-24) Evaporator In Freezer Part Name How To Do Descriptive Picture 1 Remove the housing connector part left one. Evaporator In Freezer 2 Remove the evaporator by pulling the lower part of the evaporator while lifting it up.
  • Page 50 DISASSEMBLY AND REASSEMBLY 3-25) Comp tCooling Fan Part Name How To Do Descriptive Picture 1 Unscrew 7 point of Cover comp 2 Remove the DRAIN HOSE. Comp Cooling Fan 3 Remove 1 screw. 4 Disengage the HOUSING CONNECTOR. (Refer to the picture)
  • Page 51 DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 5 Pull it forward and lean against the DRAIN HOSE. Comp Cooling Fan 6 Rotate it based on the PIPE. 7 The FAN is disassembled. / Assembly it in reverse order.
  • Page 52 DISASSEMBLY AND REASSEMBLY 3-26) 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 53 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. pipe and fasten it by screwing it 360° 2 times. 7 Installing manual Lokring Tool - Install manual Lokring Tool on the Service Ring.
  • Page 54 DISASSEMBLY AND REASSEMBLY 3-27) Machine Compartment Part Name How To Do Descriptive Picture 1 Disengage the housing connector. 2 Remove Cover Relay. Relay O/L 3 Disassemble Housing Connector from Comp.
  • Page 55 DISASSEMBLY AND REASSEMBLY 3-28) Electric Box Part Name How To Do Descriptive Picture 1 Remove the 2 screw attached to the upper left and right Case PCB Panel with a phillips screwdriver(+). 2 Disengage all housing connectors from the main PCB. PBA Main Before doing the above, make sure that the unit is unplugged.
  • Page 56 4. TROUBLESHOOTING 4-1) Function for failure diagnosis (RF28R*) 4-1-1. Test mode (manual operation / manual defrost function) • Press the Fridge and CoolSelect Zone buttons at the same time for at least 6 seconds. The Control Display will blink with an interval of 0.5 seconds.
  • Page 57 TROUBLESHOOTING CoolSelectZone CoolSelectZone 1-4) If manual operation works, compressor & f-fan operate continuously for 24 hours and fresh food compartment will be controlled by the setting temperature. 1-5) When the manual operation runs, setting temperature will be selected automatically as below: freezer compartment -8℉...
  • Page 58 TROUBLESHOOTING 4-1) Function for failure diagnosis (RF28R6222*) 4-1-1. Test mode (manual operation / manual defrost function) • Press the Fridge and CoolSelect Zone 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 CoolSelect Zone button to enter the Test Mode.
  • Page 59 TROUBLESHOOTING 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. 2-2) In the Forced Operation (FF), each time you press the any Key will change the display as shown in the illustration to. 2-3) If manual operation is selected, compressor will run at once without 7 minutes delay in any mode.
  • Page 60 TROUBLESHOOTING 2) Forced Defrost 2-1) When you press any key one more time at Fridge off Forced Operation [OF r], rd lights up on the Display Panel. At this time, the Forcd Operation stops immediately and R-Defrost will be performed at the same time. 2-2) When you press any key one more time at Forced R-Defrost [rd], Fd lights up on the Display Panel.
  • Page 61 TROUBLESHOOTING 4-1-2. 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. 1-2) If bad sensor is detected by the self-diagnostic function, the applicable display LED will blink for 0.5 sec. At this moment, there is no beep sound.
  • Page 62 TROUBLESHOOTING 2) Self-diagnostic function during normal operation 2-1) “oP-Ch" code is repeatedly ON/OFF until Option error settles down. ① ① CoolSelectZone ① If Fridge Key + CoolSelect Zone Key are pressed simultaneously for 10 seconds, the self-diagnosis function will be selected. 2-2) If Fridge Key + CoolSelect Zone Key are pressed simultaneously for 6 seconds during normal operation, the temperature setting display will operate for 4 seconds (ON/OFF 0.5sec each).
  • Page 63 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Freezer The voltage of MAIN PCB CN20-"10" ↔ "12": shall be between 4.5V~1.0V Sensor ① ② ② Fridge The voltage of MAIN PCB CN20-"9" ↔ "11": shall be between 4.5V~1.0V Sensor ⑤...
  • Page 64 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Ice Maker The voltage of MAIN PCB CN90-"11" (Freezer) ↔ "13": shall be between 4.5V~1.0V Sensor Error ⑧ Humidity The voltage of MAIN PCB CN60-"3" sensor ↔ "7": shall be between 4.5V~1.0V ⑬...
  • Page 65 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image ㉓ ㉓ TheThe voltage of MAIN PCB CN40- C-Fan Error "11" ↔ "13": shall be between 7V~12V After separating MAIN PCB CN20 wire from PCB, resistance value between CN20-"6" ↔ CN20-"8" shall Freezer be 63(230) ohm ±...
  • Page 66 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image ㊴ ㊴ After changing the Ice Maker(R), plug Ice Maker (Fridge) the refrigerator power code again, Function Error and check the operation. ㊵ ㊵ Ice Room Fan The voltage of MAIN PCB CN20-"22" ↔...
  • Page 67 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image After separating MAIN PCB CN20 wire from PCB, resistance value between CN20-"19" ↔ "23" shall be Fridge Ice Room 135 ohm ± 7%. (Resistance value is Heater Error varied by input power) 0 ohm : heater short, ∞...
  • Page 68 TROUBLESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Check the Compressor connections . Check the voltage of Resistance of R2  ~   [0.09Ohm] Comp location Check the soldering status of the detection error MAIN PCB. (Check if any parts have short-circuited) Check the Compressor and the Cycle.
  • Page 69 TROUBLESHOOTING 4-1-3. Display function of Load condition 1) Display function of Load condition ① ① CoolSelectZone ② ① If Fridge Key and CoolSelect Zone Key are pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5interval for 4 seconds. ②...
  • Page 70 TROUBLESHOOTING R-10 ⓐ ⓕ ⓑ ⓖ CoolSelectZone ⓔ ⓒ ⓓ F-10...
  • Page 71 TROUBLESHOOTING ※ Load mode Check list Part Display (LED) Description R-FAN HIGHEST R-1 "a","b" In the case of the R-FAN HIGHEST operation, the corresponding LED is blinked R-FAN HIGH R-1 "a" In the case of the R-FAN HIGH operation, the corresponding LED is blinked R-FAN LOW R-1 "b"...
  • Page 72 TROUBLESHOOTING 4-1-4. DEMO MODE 1 : Cooling OFF Mode setting function (North America model) ① ① CoolSelectZone ② ① Press the Fridge and CoolSelect Zone buttons at the same time for at least 6 seconds. The Control Display will blink with an interval of 0.5 seconds.
  • Page 73 TROUBLESHOOTING 4-1-4. DEMO MODE 2 : Exhibition Mode setting function (All regions except for North America) ① ① CoolSelectZone ② ① Pess the Fridge and CoolSelect Zone buttons at the same time for at least 6 seconds. The Control Display will blink with an interval of 0.5 seconds.
  • Page 74 TROUBLESHOOTING 4-1-5. Option setting function • Press the Fridge and CoolSelect Zone 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 TROUBLESHOOTING KEY control method after converting to option mode Reference Value Reference Value Up Reference Value Down CoolSelectZone Code Code Change (Rotation) ※ Key control in option mode Door Alarm Key Code Change Key(Rotation) CoolSelect Zone Key Reference Value down key Fridge Key Reference Value Up key...
  • Page 76 TROUBLESHOOTING • 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.) Reference Value CoolSelectZone...
  • Page 77 TROUBLESHOOTING Reference Value CoolSelectZone Code : 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. 4) By the same method as above, it is possible to control the fresh food compartment temperature, water supply, ice-maker harvest temperature/time, defrost return time, hysteresis by temperature, notch gap by temperature etc.
  • Page 78 TROUBLESHOOTING 4-1-6. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift Fridge Room 7-SEG Reference Value Setting value Temp. Reference Value FZ compartment compensation Code 0℉(0.0℃) -1℉ (-0.5℃) -2℉ (-1.0℃) -3℉ (-1.5℃) -4℉ (-2.0℃) CoolSelectZone -5℉...
  • Page 79 TROUBLESHOOTING 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% + 20% operation ( up to 100% ) CoolSelectZone Code ex) If you want to change the dispenser heater operation rate to +20% 4) Temperature changing table of Pantry/Mid Drawer Room Set item Pantry/Mid Drawer Room Temp Shift...
  • Page 80 TROUBLESHOOTING 5) Amount of water supply to ice tray Set item Amount of Water Supply Fridge Room 7-SEG Reference Value Setting value Reference Value Amount of water supply FZ compartment Code setting value Setting value + 10cc CoolSelectZone Code ex) If you want to change the amount of water supply to ice tray to Setting value + 10cc 6) Time changing table of ice maker dropping standby time Set item...
  • Page 81 TROUBLESHOOTING 7) Temperature changing table of ice room Set item Ice Room Temp Shift Fridge Room 7-SEG Reference Value Setting value Temp. Reference Value FZ compartment compensation Code 0℉(0.0℃) -1℉ (-0.5℃) -2℉ (-1.0℃) -3℉ (-1.5℃) -4℉ (-2.0℃) CoolSelectZone -5℉ (-2.5℃) -6℉...
  • Page 82 TROUBLESHOOTING 4-2) 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 83 TROUBLESHOOTING DATA2. Humidity Sensor table - Voltage output table @23°…, 5Vdc --- HTG3515CH/HTG3535C 19.7 RH[%RH]= - 0.54 0.54 RH(%) Output(mV) RH(%) Output(mV) RH(%) Output(mV) 1903 2821 1012 1930 2848 1039 1957 2875 1066 1984 2902 1093 2011 2929 1120 2038 2956 1147 2065...
  • Page 84 TROUBLESHOOTING 4-2-1. 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 of abnormal sensor part will blink. - The appliance will not stop operating when the error of sensor is detected during operation of the appliance.
  • Page 85 TROUBLESHOOTING 2) If R Sensor has trouble (check the other sensors in the same procedure) ERROR Code Start Is MAIN PCB Connector DATA1. Temperature table CN20 inserted correctly? Bad contact of ** Measuring point of resistance value according to Sensor ** R : CN20 - "9"...
  • Page 86 TROUBLESHOOTING 2) If R Sensor has trouble (check the other sensors in the same procedure) (cont.) ☞ Checking method of R Sensor resistance ☞ Checking method of Sensor resistance R :CN20 - "9“(W/YEL) ↔ "11“(WHT) - Measure the voltage of Resistance R-DEF : CN20 - “5“(YEL) ↔...
  • Page 87 TROUBLESHOOTING 3) If Humidity Sensor has trouble ERROR Code Start Start Is MAIN PCB Connector CN60 insertedcorrectly? Bad contact of ** Measuring point of resistance value according to Sensor" connector /insert correctly Humidity : CN60 - “7" ↔ “16“ Resistance value with opened : about 50Ω ** 0Ω: Short trouble /Ω∞: Open trouble Is HUMIDITY/AMBIENT Sensor unit normal?
  • Page 88 TROUBLESHOOTING 4) Pantry Drawer Room Damper Heater has trouble (OPTION) ERROR Code Start Start Is Damper Heater normal?(about135ohm) Bad contact of connector/ insert correctly Measure the voltage of Resistance Is MAIN PCB connector between #25-#27 after (CN40) inserted correctly? CN40 connector open / 1350 ohm ± 7% 1) Wire connector 2) Replace Heater Initial power...
  • Page 89 TROUBLESHOOTING 4-2-2. 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 90 TROUBLESHOOTING 4-2-3. If ICE Room Fan does not operate This refrigerator has BLDC FAN motor. BLDC motor is driven by DC7~12V. When COMP ON, normally operates with F-FAN motor. If there is any trouble, you should select the self-diagnostic function to check the trouble before power off. - When pressing the ICE TEST S/W for a certain period of time (over 1.5sec), the function is accomplished.
  • Page 91 TROUBLESHOOTING 4-2-4. When ICE MAKER(FF) 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. 2. Power is applied to one end of the wires. So, make sure to refer to its Exploded View whenever doing the disassembly. 3.
  • Page 92 TROUBLESHOOTING 4-2-5. 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. 2. Power is applied to one end of the wires. So, make sure to refer to its Exploded View whenever doing the disassembly. 3.
  • Page 93 TROUBLESHOOTING 4-2-6. If defrost does not operate (F,R DEF Heater) R DEF ERROR F DEF ERROR Start ** Measuring point of resistance value according to heater** F-DEF : CN70 “5”(BRN) ↔ CN71_1 ”5” (BLK) measuring resistance value(63 ohm ± 7%) Are the all deforst R-DEF : CN70 ”3”(WHT) ↔...
  • Page 94 TROUBLESHOOTING 4-2-7. 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. Start Please take care of yourself on repair and measurement. Is the power plug connected? Make sure the plug is connected and not loose.
  • Page 95 TROUBLESHOOTING 4-2-8. When Compressor does not run (Inverter COMP.) Start 10 minutes have passed since COMP was off Check in 10 minutes When Refer to the TEST Function in Forced Operation mode is this manual. activated, COMP operates Forced Operation F-Sensor is Good signal sound should be checked.
  • Page 96 TROUBLESHOOTING 4-2-9. When alarm sounds continuously without stop(related with buzzer sound) ① If 'diring-diring' sound continuously Start Is door closed completely? Remove causes after comprehending the conditions of interferance by door gasket, food etc, Is water penetrated into the door switch? Replace Door S/W Seperate the door switch andcheck if the...
  • Page 97 TROUBLESHOOTING ③ If buzzer does not sound Buzzer is installed on the Assy Top Table in this model. Start Does it sound if press a button on the inner panel (fridge room)? MAIN PCB normal, BUZZER normal. Is the connection between inner panel PBA CN01 and Cabi Wire Harness normal? Check Connector Contact Defect.
  • Page 98 TROUBLESHOOTING 4-2-10. 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 99 TROUBLESHOOTING 4-2-11. When the Dispenser 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 Dispenser Panel PCB. So, take care when doing repairs. And, except the Solder Touch, replace the PCB.
  • Page 100 TROUBLESHOOTING 4-2-12. 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 101 TROUBLESHOOTING 4-2-13. 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. 1) Ice Water(FF) Valve PIN Number Start Is the confirming...
  • Page 102 TROUBLESHOOTING 2) Ice Water(FZ) Valve PIN Number Start Is the confirming sound of the valve operation heard when Normal Ice maker test switch pushed? (Check Ice water valve hose.) ☞ Checking method of voltage Based on 1) Check the voltage of IC71-"1" ↔ "8" Does Main PCB IC01 Check soldering short (same voltage as IC01 "#20)
  • Page 103 TROUBLESHOOTING 4-2-14. If Cubed or Crushed Ice is not supplied Start Fridge door shall be closed during operation. Are Ices ejected? Are Ices in the Ice bucket? Is “Ice Off" mode ① Check the Ice making switch selected on the display ②...
  • Page 104 TROUBLESHOOTING 4-2-15. If Cover Ice Route Motor(Geard Motor) is not working normally Caution 1. When replacing the Cover Ice Motor, pull out the plug to avoid an electric shock. 2. Be careful! When disassemble the Cover Ice Motor, spring can jumped out and may cause personal injury. 3.
  • Page 105 TROUBLESHOOTING 4-2-16. IR Sensor Trouble-Shooting 1. When the IR sensor is defective, ice is not produced even if there is no Ice Maker Error, Ice Maker Sensor Error or the Ice Maker Function Error. (When turning on the Self Diagnosis Function, it does not produce ice even if there is no 14C, 15C or 39C being displayed.) 2.
  • Page 106 TROUBLESHOOTING 4-2-17. 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 107 5. PCB DIAGRAM 5-1) PBA Layout with part position ⑩ ⑫ ⑪ ⑦ ⑨ ⑫ ⑮ ⑨ ⑪ ⑧ ⑤ ⑥ ④ ⑬ ⑭ ③ ② ①...
  • Page 108 This document can not be used without Samsung's authorization PCB DIAGRAM 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 109 This document can not be used without Samsung's authorization PCB DIAGRAM 5-2) Connector Layout with part position (Main Board) CN40 1, 3. STEP VALVE A, B 2. INNER PANEL TX 4. INNER PANEL RX 5, 6. +12V CN90 - Twin Ice Maker Option 7, 9.
  • Page 110 This document can not be used without Samsung's authorization 6. WIRING DIAGRAM 6-1) Non Family hub Model...
  • Page 111 This document can not be used without Samsung's authorization WIRING DIAGRAM 6-2) RF28R6222**...
  • Page 112 This document can not be used without Samsung's authorization 7. BLOCK DIAGRAM 7-1) Whole block diagram...
  • Page 113 This document can not be used without Samsung's authorization 8. MODEL CODE TABLE Digit 10/11 12 13/14 Door/ Handle/ Buyer Product Type Capacity Year Series Dispenser Energy 내상 Option Code Option Model SR / AA Code T-type F FDR cu.ft R : 2019 9...
  • Page 114 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.

This manual is also suitable for:

Rf28r6301/aa seriesRf28r6301/em seriesRf28r6301/ap seriesRf28r6301/ed seriesRf28r6301/pe seriesRf28r6201/aa series ... Show all
Save PDF