Contents Precautions(Safety Warnings)--- 7 Product Specifications-------------14 2-1. Compartment Features by Model------------------------------------------------------ 14 2-2. Basic Product Specifications ----------------------------------------------------------- 15 2-3. Comparison of Specifications ---------------------------------------------------------- 16 2-4. Specifications -------------------------------------------------------------------------------- 18 2-5. Dimensions ----------------------------------------------------------------------------------- 22 2-6. Control Display ----------------------------------------------------------------------------- 23 2-7. Optional Material Specification -------------------------------------------------------- 28 Disassembly &...
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Contents Disassembly & Reassembly -----29 3-9. Case Water Filter ---------------------------------------------------------------------------- 43 3-10. Water Filter (Assembly & Disassembly) ------------------------------------------- 45 3-11. Disassembling the REF EVAP Cover ----------------------------------------------- 46 3-12. Disassembling the FRE EVAP Cover ----------------------------------------------- 48 3-13. Disassembling the Machine Compartment Motor Fan ------------------------ 49 3-14.
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Contents Functions for failure diagnosis---66 4-1. Test mode (manual operating / manual defrosting function) ------------------------- 66 4-2. Display function of Communication error ------------------------------------------------- 70 4-3. Self Diagnostics function ---------------------------------------------------------------------- 71 4-4. Display function of Load condition ---------------------------------------------------------- 80 4-5. Exhibition mode setting function ------------------------------------------------------------ 85 4-6.
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Contents Self Diagnosis & Trouble Shooting------ 97 5-10. When the ICE MAKER does not operate ------------------------------------------------ 116 5-11. When water does not supply at Ice Maker ---------------------------------------------- 118 5-12. When Cubed or Crushed ice does not dispense properly ---------------------------120 5-13. When COVER ICE ROUTE MOTOR (GEARED MOTOR) does not work properly ------------------------------------------------------------------------124 5-14.
1. Precautions(Safety Warnings) Unplug the appliance before replacing or repairing any of the electrical parts. ⇒ Be careful to avoid electric shock. Make sure to use the correct replacement parts. ⇒ Check the model, rated voltage, rated current and running temperature rating. When troubleshooting, verify that the wire harnesses are connected securely.
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1. Precautions(Safety Warnings) Read all the instructions before repairing the product and make sure to follow the instructions in order to prevent danger or property damage. Unplug the refrigerator and remove all the items before repairing the product. CAUTION/WARNING SYMBOLS DISPLAYED means “Prohibited”.
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1. Precautions(Safety Warnings) Unplug the product before changing the Use rated components when replacing parts. interior lamp.. • Check the correct model, rated voltage, rated • This may result in electric shock. current, operating temperature and so on. When repairing the product, make sure that the When repairing the product, make sure that all wire harnesses are reconnected.
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1. Precautions(Safety Warnings) Check the status of parts afterthe replacement Check for visible traces of water on the or troubleshooting. electrical parts. • Replace or secure any parts that have come • All parts must be reinstalled properly. into contact with water. Customers should not store narrow or long Customers should not store full glass bottles bottles, or food in one of the small door...
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1. Precautions(Safety Warnings) The refrigerator should be plugged into a Drugs that require a specific temperature dedicated outlet. should not be stored in the refrigerator. • Multiple plugs connected to an outlet may cause excessive heat or fire. Consumers must not try to repair the refrigerator.
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1. Precautions(Safety Warnings) Customers should not place or store objects Do not allow users to install the refrigerator in on the product. the wet place or the place where water • Opening or closing the door may cause splashes. items to fall, which may result in injury. •...
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1. Precautions(Safety Warnings) FLOORING To ensure that the product is properly installed, the refrigerator must be installed on a level, solid surface that is the same height as the rest of the flooring. The surface should be strong enough to support a fully loaded refrigerator.
2. Product Specifications To do list 2-1. Compartment Features by Model Water Dispenser model : RF23* Appearance Fridge Compartment Freezer Compartment / Cool Select Room A) Handle 1) Ice-Maker B) Capacitive touch 2) Fridge Multi-Purpose Guard 9) Sliding shelf 10) Drawer display 3) Easy Fresh Vegetable &...
2. Product Specifications To do list 2-2. Basic Product Specifications I te m s Sp e ci fi cati o n R F 2 3 * M o d e l n o . E x te r n al d i m e n s i on s ( w i d th x D e p th x H e i g h t) 3 5 3 /4 "...
2. Product Specifications To do list 2-3. Comparison of Specifications R F2 3 J* N o. M o d u l e Di m e n s i o n s 3 5 3/4 " X 2 8 7/8 "X 7 1 7/8 " ( 9 0 8 X 73 3 X 18 2 5 ) ( w i d th x de p th x he i g h t) Do o r SW I N G 4 D oo r / ST S+ Patte r n...
2. Product Information To do list 2-4. Specifications Model RF23J* Freezer performance (4stars) Model no. MSV172AL1B/E01(Freezer) / NC1MV43AMP/E01(Fridge) Compressor Driving type INVERTER Refrigerant R-134a, Freezer : 205gr / Fridge : 105gr Threshold that turns the sensor Threshold that turns the sensor Temp.
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2. Product Information To do list 2-4. Specifications Model RF23J* Freezer performance (4stars) Initial defrosting interval (simultaneous 6 hours ± 10 minutes defrosting of F and R) Freezer defrosting interval 6 ~ 48 hours (depending on the operating conditions) Fridge defrosting interval 40 ~ 400 minutes (depending on the operating conditions) 10 ±...
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2. Product Information To do list 2-4. Specifications Model RF23J* Current flows when F defrosting is F compartment defrosting AC120V 121W heater conducted. Current flows when CV defrosting is CV compartment defrosting AC120V 121W heater conducted. Current flows when R defrosting is R compartment defrosting heater conducted.
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2. Product Information To do list 2-4. Specifications Model RF23J* R compartment door The heater is operated by the heater external humidity sensor. THERMOSTAT (BT-121-M) On: 40 ℃ Off: 60 ℃ F compartment defrosting heater overheating prevention bimetal 110 ℃, 250 V/10 A F compartment defrosting heater overheating prevention fuse CV compartment defrosting heater overheating prevention THERMOSTAT (BT-121-M) On: 40 ℃...
2. Product Information To do list 2-6. Control Display Freezer(Hold 3 sec for Power Freeze) Touch this button to set the freezer to your desired temperature. You can set the temperature between -8 °F and 5 °F (between -23 °C and -15 °C). Touch and hold this button for 3 seconds to turn on Power Freeze and decrease the time needed to freeze products in the Freezer.
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2. Product Information To do list 2-6. Control Display Energy Saver(Hold 3 sec for Control Lock) Touching this button turns Energy Saver mode on and off. When you turn Energy Saver on, the Energy Saver icon lights.Turn Energy Saver off and the icon goes off.The Energy Saver function is set to “ON”...
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2. Product Information To do list 2-6. Control Display Cool Select+ (Cool Select Room) The CoolSelect+ button lets you set the Cool Select Room on the bottom right of your refrigerator to one of four settings: Freezer, Soft Freezing, Chill, or Cool. Touch and hold the CoolSelect+ button for three seconds to activate the Cool Select Room function, and then touch the CoolSelect button repeatedly until the desired mode...
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2. Product Information To do list 2-6. Control Display Lighting Touch and hold the Cubed button for three seconds to set the Dispenser LED lamp (under the display) to continuous mode so that it stays on continuously. If you want the Dispenser lamp to come on only when some one uses the dispenser, touch and hold this button for 3 seconds again to turn the continuous mode off.
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2. Product Information To do list 2-6. Control Display Canceling Exhibition Mode • Exhibition Mode is designed for use by retailers when they are displaying refrigerators on the shop floor. In Exhibition Mode, the refrigerator’s fan motor and lights work normally, but the compressors do not run, and the refrigerator and freezer do not get cold.
2. Product Information 2-7. Optional Material Specification Ph o to g r ap h Par t N am e Par t Co d A M OU N T F I L T E R W A T E R - A SSY D A 2 9 - 0 0 0 1 9 A CA SE L A M P R E F D A 6 1 - 0 8 2 3 6 A...
3. Disassembly & Reassembly To do list 3-1. Precaution • Before replacing or repairing an electrical part, be sure to unplug the product's power cord. - Failing to do so may result in electric shock. • Be sure to replace any electrical parts with rated parts. - Be sure to check the model no, rated power voltage, operating temperature etc.
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3. Disassembly & Reassembly To do list 3-1. Precaution • Do not share a power strip with other appliances. • Check if the power plug or electrical outlet is damaged, deformed or old. - If the power plug or outlet is damaged or out of order, repair it immediately. - Take care when you move the product so that the power cord is not damaged, cut or becomes trapped.
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3. Disassembly & Reassembly To do list 3-1. Precaution - Required Tools I M A GE I te m ( + ) s cr e w d r i v e r ( - ) s cr e w d r i v e r H e x ag o n w r e n ch ( 2 m m d i am e te r ) L o n g n o s e p l i e r s Bo x w r e n ch ( 1 2 m m ) - T o d i s as s e m b l e th e co m p r e s s o r...
3. Disassembly & Reassembly 3-2. Disassembling the Fridge door Part name How to do Descriptive Picture 1. Remove the 3 screws fixing the Top Table and separate the Top Table (①). 2. Separate the 2 housing connectors (②) from the hinge at the top left of the fridge compartment door and the 1 housing connector (②-1) from the hinge at the top right of the door.
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3. Disassembly & Reassembly 3-2. Disassembling the Fridge door Part name How to do Descriptive Picture 4. Lift up the FIXER LEVER on left/right side and remove it. 5. Remove the right upper Hinge and then lift up the right Door and disassemble it. Refrigerator Door The door is able to fall down when...
3. Disassembly & Reassembly 3-3. Disassembling the Freezer [Caution]There is a heater wire at the bottom of the freezer compartment. Before disassembling the door, be sure to disassemble the heater housing! Part name How To Do Descriptive Picture 1. Open the freezer compartment door and remove the screw fixing the hinge cover (①) at the bottom with the (+) screw driver.
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3. Disassembly & Reassembly Part name How To Do Descriptive Picture 4. Separate the freezer door from the middle hinge shaft by lifting the middle hinge shaft (③) up slightly and sliding the door in the direction of the arrow. Freezer Door 5.
3. Disassembly & Reassembly 3-4. Hinge Mid/ Low Part name How To Do Descriptive Picture 1. Remove the 2 screws (③, ④) with a (+) screw driver and remove the 2 bolts (①, ②) with a 4.95mm hexagonal wrench to separate the middle hinge.
3. Disassembly & Reassembly 3-5. Disassembling the Reed Switch Part name How To Do Descriptive Picture 1. Open the freezer/Cool Select Room door and check the location of the upper reed switch. 2. Insert the (-) screw driver into the groove next to the arrow to separate the Switch Cover.
3. Disassembly & Reassembly 3-6. Disassembling the Display Assembly Part name How To Do Descriptive Picture 1. Remove the screw (1ea) on the bottom of the Dispenser. 2. Hold the bottom of the Dispenser and pull it forward to take it off from its locking ASSY DISPLAY tabs.
3. Disassembly & Reassembly 3-7. Disassembling the Main PCB and Inverter PCB Part name How To Do Descriptive Picture 1. Pull the refrigerator forward to secure sufficient work space behind the refrigerator. MAIN PCB and 2. Remove the 4 screws.(3 screws/1 earth Inverter PCB screw) 3.
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3. Disassembly & Reassembly 3-7. Disassembling the Main PCB and Inverter PCB Part name How To Do Descriptive Picture 4. Separate the Main PBA and the Inverter PBA by pulling them forward MAIN PCB and holding the upper hooks upward at the Inverter PCB locations shown by the figure.
3. Disassembly & Reassembly 3-8. Dispenser Part name How To Do Descriptive Picture 1. With a flat-head (-) screwdriver, separate the Wire Connector. 2. Remove the two screws from the Case Ice Dispenser Route Assy. 3. Pull out the Case Ice Route Assy.
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3. Disassembly & Reassembly 3-8. Dispenser Part name How To Do Descriptive Picture 4. Do the assembly in the reverse order of the disassembly. When assembling the Case-Ice Route Assy, assemble the Water Hose properly. Dispenser 5. When assembling the Display, slide it up and tap on the bottom of it slightly to complete the assembly.
3. Disassembly & 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. Case Water 1. Disconnect the 2 housing connectors. Filter 2. Pull out the water hose(blue) from the tube fitting by pushing in on the locking ring.
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3. Disassembly & Reassembly 3-9. Case Water Filter Part name How To Do Descriptive Picture 3. Remove two screws securing the water tubes. 4. a. Pull the Water blue hose out. Case Water b. Pull the grey hose pushing the Tube Filter Fitting.
3. Disassembly & Reassembly 3-10. 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.
3. Disassembly & Reassembly 3-11. Disassembling the REF EVAP Cover Part name How To Do Descriptive Picture 1. Remove the screw cover with the (-) screw driver. (See the figure) Take care not to scratch the cabinet or damage the screw cover.
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3. Disassembly & Reassembly 3-11. Disassembling the REF EVAP Cover Part name How To Do Descriptive Picture 4. Pull the lower part of the cover forward and press it downward to separate it. (Refer to the figure) 5. Separate the 3 housing connectors. REF EVAP Cover (Refer to the figure)
3. Disassembly & Reassembly 3-12. Disassembling the FRE EVAP Cover Part name How To Do Descriptive Picture 1. Remove all the shelves and drawers. 2. Remove the 2 screws from both sides of the EVAP Cover. FRE EVAP Cover 3. Separate the EVAP Cover by pulling the bottom part forward.
3. Disassembly & Reassembly 3-13. Disassembling the Machine Compartment Motor Fan Part name How To Do Descriptive Picture 1. Remove the 6 screws from the COMP Cover. MOTOR FAN 2. Separate the housing connector. 3. Remove the screw from the bottom part of the Motor Support Circuit Assy and pull the assy forward to separate it.
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3. Disassembly & Reassembly 3-13. Disassembling the Machine Compartment Motor Fan Part name How To Do Descriptive Picture 4. Separate the Fan Spring with a pair of long nose pliers. MOTOR FAN 5. Separate the fan by pulling it forward. 6.
3. Disassembly & Reassembly 3-14. Disassembling the Relay Protector O/L Part name How To Do Descriptive Picture 1. Remove the 6 screws from the COMP Cover. 2. Separate the Relay Cover with the (-) screw driver When separating the cover, the pipe may fold and if excessive force is applied, a hand may RELAY...
3. Disassembly & Reassembly 3-15. Disassembling the Step Valve Part name How To Do Descriptive Picture 1. Remove the 6 screws from the COMP Cover. 2. Remove the screw and pull the Step Valve forward to separate it. STEP VALVE 3.
3. Disassembly & Reassembly 3-16. Disassembling the Fridge Internal Lamp Part name How To Do Descriptive Picture 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it. Take care not to scratch the cabinet or damage the screw cover.
3. Disassembly & Reassembly 3-17. Disassembling the Freezer Internal Lamp Part name How To Do Descriptive Picture 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it. Take care not to scratch the cabinet or damage the screw cover.
3. Disassembly & Reassembly 3-18. Disassembling the Tempered Glass Shelf Part name How To Do Descriptive Picture Tempered Glass 1. Lift the shelf up slightly and pull it Shelf forward to separate it. 3-19. Folder Shelf Assembling Part name How To Do Descriptive Picture 1.
3. Disassembly & Reassembly 3-20. Disassembling the Tempered Glass Shelf Part name How To Do Descriptive Picture 1. Remove the guard in front of the vegetable drawers and then remove the vegetable drawers as shown by the figure. 2. Lift the vegetable shelf (②) while pressing Vegetable Shelf both sides of the Snap Fit (①).
3. Disassembly & Reassembly 3-21. Disassembling the French Part name How To Do Descriptive Picture 1. Remove the 2 screws. 2. Lift the French upward perpendicularly to French separate it. (Refer to the figure) 3. Separate the housing connector inside the French.
3. Disassembly & Reassembly 3-22. Disassembling the Fridge Evaporator Part name How To Do Descriptive Picture 1. Remove all the shelves and drawers and remove the 4 screws from the EVAP Cover. Remove the screw covers with the (-) screw driver. (Refer to the figure) 2.
3. Disassembly & Reassembly 3-23. Disassembling the Freezer / Cool Select Room Evaporator Part name How To Do Descriptive Picture 1. Remove all the shelves and drawers and remove the 2 screws on each of the left and right sides of the EVAP Cover. 2.
3. Disassembly & Reassembly 3-24. Ice-Maker Part name How To Do Descriptive Picture 1. Wait for 5 minutes after manual defrost of freezer and fresh food compartments. (Reference of Forced Defrost method in troubleshooting) 2. Lift up the Ice Bucket and pull it out. Freezer / Cool Select Room Evaporator...
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3. Disassembly & Reassembly 3-24. Ice-Maker Part name How To Do Descriptive Picture 5. Disconnect the Ice Maker Housing Connector. 6. Remove the screw from the Duct Tray-ice. Freezer / Cool Select Room Evaporator 7. With a flat blade screwdriver, push the duct to the right and remove it from the locking tab.
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3. Disassembly & Reassembly 3-24. Ice-Maker Part name How To Do Descriptive Picture 9. While pressing the Hook, pull out the Ice Maker. Freezer / Cool Select Room Evaporator 10. While pushing down the Duct-Tray-Ice, pull out the Ice Maker carefully and remove it.
3. Disassembly & Reassembly 3-25. Auger Motor Fan Part name How To Do Descriptive Picture 1. Disconnect the FAN-AUGER-ASSY Connector. Freezer / Cool 2. Hold the Hook on the bottom of the FAN- Select Room AUGERASSY and lift it up to make it free Evaporator from the Locking Tab.
3. Disassembly & Reassembly 3-26. Humidity Sensor removing Part name How To Do Descriptive Picture 1. As shown in the image on the right, Remove slowly the seal on the ASSY COVER EVAP REF. ※ Be careful not damage the seal Humidity 2.
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3. Disassembly & Reassembly 3-26. Humidity Sensor removing Part name How To Do Descriptive Picture 4. Remove the 3 screws. 5. As shown in the image on the right, Humidity Remove the 4 tape on both sides and 3 Sensor hook at the bottom.
4. Functions for failure diagnosis 4-1. Test mode (manual operating / manual defrosting function) • If Freezer Key + Cool Select Key on the front of panel are touched simultaneously for 8 seconds , it will be changed to the test mode and all displays on the front of panel will be off. •...
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4. Functions for failure diagnosis 4-1. Test mode (manual operating / manual defrosting function) 2-1) If you touch the any key once in Test Mode, the Display shows "FF" indicating a Forced Operation.At this time, the buzzer sounds a beep to indicate a Forced Operation. 2-2) In the Forced Operation (FF), if you touch the any key again, "OF c"...
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4. Functions for failure diagnosis 4-1. Test mode (manual operating / manual defrosting function) DISPLAY Operation Operating F Comp. R Comp. Time Freezer Fridge Cool Select Room (Freezer) (Fridge) Freezer: Continuous operation Continuous The temperature is 24hr A mode other than Freezer mode: The operation controlled.
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4. Functions for failure diagnosis 4-1. Test mode (manual operating / manual defrosting function) 3-1) If you touch the Any key again while the Forced Operation (Fr) is running, (Fd) is displayed on the Display, the Forced Operation (Fr) is cancelled immediately and the Forced defrosting (Fd) operation runs.
4. Functions for failure diagnosis 4-2. Display function of Communication error ⇀ 1-1) If there is no answer for 10 seconds after the panel micom received the requirement of communication, "Pc - Er" display on the panel PCB will be ON/OFF alternately until the communication error is canceled.
4. Functions for failure diagnosis 4-3. Self Diagnostics function 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.(Refer to self-diagnostic CHECK LIST) 1-3) Self-diagnostic button is recognized only when the error is displayed by the bad sensor.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function ① If the Freezer Key + Fridge Key are pressed simultaneously for 8 seconds, the Self- diagnosis function will be operated. 2-1) If Freezer Key + Fridge Key are pressed simultaneously for 6 seconds during normal operation, the temperature setting display will operate for 2 seconds (ON/OFF 0.5sec each).If Freezer Key + Fridge Key are pressed simultaneously for 8 seconds (including above 2 seconds), self-diagnostic function will be selected.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Detailed information about self-diagnostic error codes * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code The voltage between the Main PCB CN30 pins 1 Freezer Sensor and 3 should be within the 4.5V~1.0V range. The voltage between the Main PCB CN30 pins 1 Fridge Sensor and 5 should be within the 4.5V~1.0V range.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code This error is displayed while the corresponding fan motor is operating and The voltage between the Main PCB CN30 pins 7 a feedback signal line contact error, Humidity sensor and 9 should be within the 4.1V~0.8V range.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code After separating the MAIN PCB CN70 wire from the PCB, check the resistance between CN70 7 and The separation of the freezer compartment Freezer Defrosting 1.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code When the related Fan Motor operates, it The voltage between MAIN PCB CN50-"8(GRY) ↔ occurs if the contact of the Feed Back Ice Maker Fan Error Signal Wire is defective, the Motor Wire is 15(BLU)"...
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code After separating the MAIN PCB CN51 and CN76 wires from the PCB, check the resistance between CN51 9 and CN76 2. (For the resistance Door Handle Heater value, refer to the electric wiring).
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code The error code is displayed when the F Comp start failure Check the soldering status of the inverter PCB. error compressor has failed to start.
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4. Functions for failure diagnosis 4-3. Self Diagnostics function * Self-diagnosis CHECK LIST Error Item Trouble contents Diagnostic method Code The error code is displayed when the R Comp start failure Check the soldering status of the inverter PCB. error compressor has failed to start.
4. Functions for failure diagnosis 4-4. Display function of Load condition ① If Freezer Key + Fridge Key are pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5interval for 2 seconds. ② If take the finger off from above keys and press Cool Select Key, load condition mode will be started.
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4. Functions for failure diagnosis 4-4. Display function of Load condition 3) Load condition display mode shows the load that micom signal is outputting.However, It means that micom signal is outputting, it does not mean whether load is operating or not. That is to say that though load operation is displayed, load could not be operated by actual load error or PCB relay error etc.
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4. Functions for failure diagnosis 4-4. Display function of Load condition Load mode checklist Part DISPLAY LED Description "a" and "b" at the lowest order In the case of the R-FAN HIGHEST operation, the R-FAN HIGHEST digit of the R compartment corresponding LED is turned on.
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4. Functions for failure diagnosis 4-4. Display function of Load condition Load mode checklist Part DISPLAY LED Description F compartment defrost "d" at the lowest order digit of The LED is turned on when the freezer defrosting heater heater the F compartment operates.
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4. Functions for failure diagnosis 4-4. Display function of Load condition Load mode checklist Part DISPLAY LED Description CV compartment When the CV compartment defrosting heater operates, “Fridge” for the CV compartment defrosting heater the LED is turned on. "e"...
4. Functions for failure diagnosis 4-5. Exhibition mode setting function ① If Freezer Key + Door Alarm Key + Fridge Key are pressed for 5 seconds, Exhibition mode will be started. 1) If Freezer Key + Door Alarm Key + Fridge Key are pressed simultaneously for 5 seconds during normal operation, Exhibition mode will be started with buzzer sound(ding-dong).
4. Functions for failure diagnosis 4-6. Option setting function • If Door Alarm Key + Fridge Key are pressed simultaneously for 12 seconds during normal operation, fridge and freezer compartments temperature display will be changed to option setting mode. KEY operation method for changing to option mode ①...
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4. Functions for failure diagnosis 4-6. Option setting function KEY control method after converting to option mode ※ R Key control in option mode F r e e ze r K e y Co d e D o w n ke y D o o r A l ar m K e y Co d e U p ke y F r i d g e K e y...
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4. Functions for failure diagnosis 4-6. Option setting function • 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.) 1) For example, if you want to change freezer compartment standard temperature to -2°C(-4℉) by operating option, do as below.
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4. Functions for failure diagnosis 4-6. Option setting function 2) After changing to the option mode, fresh food compartment "0" , freezer compartment "0" will be displayed.( Basically fresh food compartment "0", freezer "0" would be set at shipping process, but setting value could be changed for the purpose of improving product at mass producing process.)- If fresh food compartment "0"...
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4. Functions for failure diagnosis 4-6. Option setting function 4) Option changing method as above is the same as all RF23* model. 5) 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.
4. Functions for failure diagnosis 4-7. Option TABLE 1) Temperature changing table of freezer compartment Configured Value Set item Freezer Temp Shift Temp. FZ compartment compensation MODEL RF23* Code Fridge Room 7-SEG 0.0℃(0℉) Option -0.5℃(-1℉) -1.0℃(-2℉) -1.5℃(-3℉) -2.0℃(-4℉) -2.5℃(-5℉) -3.0℃(-6℉) -3.5℃(-7℉) +0.5℃(+1℉) +1.0℃(+2℉)
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4. Functions for failure diagnosis 4-7. Option TABLE 2) Temperature changing table of Fridge Compartmentt Configured Value Set item Fridge Temp Shift Temp. FZ compartment compensation MODEL RF23* Code Fridge Room 7-SEG 0.0℃(0℉) Option -0.5℃(-1℉) -1.0℃(-2℉) -1.5℃(-3℉) -2.0℃(-4℉) -2.5℃(-5℉) -3.0℃(-6℉) -3.5℃(-7℉) +0.5℃(+1℉) +1.0℃(+2℉)
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4. Functions for failure diagnosis 4-7. Option TABLE 3) Cool Select Room Temperature Change Table F compartment temperature Value of the Option CV Compartment Temperature Setting Item display setting Offset 0 . 0 ℃ Model Common for all models Location: R compartment - 0 .
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4. Functions for failure diagnosis 4-7. Option TABLE 4) Sub Heater (French Heater, R Door Heater, Door Handle Heater) Control Function Setting Item French Heater Control Model Common for all models Location: R compartment temperature display Option F compartment temperature Operation Display Configured Value Operating according to the control specifications...
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4. Functions for failure diagnosis To do list 4-7. Option TABLE 5) Amount of water supply to ice tray 6) Time changing table of ice maker dropping standby time A m o u n t o f W ate r Su p p l y Set item Set item Ice Maker Standby Time...
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4. Functions for failure diagnosis To do list 4-7. Option TABLE 7) Temperature changing table of ice room 8) Temperature changing table of Ice Maker Dropping Temperature Set item Ice Room Temp Shift Ice Maker Dropping Reference Fridge Room 7-SEG Set item Temperature Value...
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-1. When there is no power at Inverter PCB (F Room Inverter, LC3-3A) To check the Inverter PCB, [Caution] Start refer to the 'Operations' and AC 115V and DC 310V flow on the 'Refer' sections in this manual Inverter PCB Power Circuit.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-1. When there is no power at Inverter PCB (F Room Inverter, LC3-3A) The voltage checking method Has DC 310V applied to both ends DC 13.2V: T ① ↔ ⑥...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-1. When there is no power at Inverter PCB (F Room Inverter, LC3-3A) Check the wire harness Is the Panel PCB working normally? Replace the PANEL PCB...
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-2. When the F Room Compressor(MSV172) is not operating (F Room Inverter, LC3-3A) Start When the inverter PCB LED is ON, it indicates that the compressor is...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-2. When the F Room Compressor(MSV172) is not operating (F Room Inverter, LC3-3A) The COMP ASS'Y is Good Replace the COMP ASS'Y Normal (Recheck)
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-3. When the R Room Compressor (NC1) does not operate (R Room Inverter, LC4_3050) Start When the inverter PCB LED is ON, it indicates that the compressor is...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-3. When the R Room Compressor (NC1) does not operate (R Room Inverter, LC4_3050) The COMP ASS'Y is Good Replace the COMP ASS'Y Normal (Recheck)
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-4. The LED blinking frequency depending on the protection functions (F/R Room Inverter PCB) If the Failure Condition is detected while the compressor is operating, stop the Compressor operating immediately and wait for 5 minutes.
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-5. When a "1E", "2E", "4E", "5E", "6E", "7E", "13E", "16E", "24E" or "25E" error occurs (defrosting failure) Start Are the F and R defrosting sensors...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-5. When a "1E", "2E", "4E", "5E", "6E", "7E", "13E", "16E", "24E" or "25E" error occurs (defrosting failure) Is power applied to each of the Sensor Check Point...
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-6. When occur the cooling defect by a lot of frosting on the Fridge compartment Start (Cooling defect in the Fridge compartment) Dose the compressor of the fridge...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-6. When occur the cooling defect by a lot of frosting on the Fridge compartment Is the frosting a lot on the condenser Check the compressor operation...
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-7. When an error occurs in self diagnostic mode (in case of a sensor error) - A sensor error is displayed on the front display panel of the refrigerator. If a sensor error is detected when the power is supplied to the refrigerator for the first time, the sensor error message is displayed on the display panel.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-7. When an error occurs in self diagnostic mode (in case of a sensor error) ② When the "2E" (fridge temperature sensor) error occurs. (Please also check the other sensors by applying these troubleshooting procedures.)
5. Self Diagnosis & Trouble Shooting 5-8. When the Fan does not operate (F, R, M, C - FAN) - This refrigerator uses the BLDC Fan Motor. The BLDC Motor operates with DC 7~12V. - Under Comp On conditions, the R-Fan operates generally. But, when the ambient temperature is high or when you open and close the Door once, it operates after one-minute delay.
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5. Self Diagnosis & Trouble Shooting 5-8. When the Fan does not operate (F, R, M, C - FAN) Apply power in 7 minutes after Upon the initial power on, the turning off the power. (To Compressor and the Freezer / Fridge / prevent Compressor overload) Comp Fans will run for 3 minutes regardless of operating conditions.
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5. Self Diagnosis & Trouble Shooting 5-8. When the Fan does not operate (F, R, M, C - FAN) How to Check the F-Fan Voltage Note - Measure voltage between MAIN PBA GND and CN74 #4. - When it is between 8~12V, it is normal. (Measure with Pulse signal is generated at CN74 #9 (F), #10 (R), #11 (C) and the same method for R/M/C-Fans.) #8 (CV Freezer) when the Motor spins.
5. Self Diagnosis & Trouble Shooting 5-9. When the Fan does not operate (ICE ROOM - FAN) - This refrigerator uses the BLDC Fan Motor. The BLDC Motor operates with DC 7~12V. - Under Comp On conditions, the R-Fan operates generally. - When there is defect, turn on the Self-Diagnosis function and confirm the defect before turning off the unit.
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5. Self Diagnosis & Trouble Shooting 5-9. When the Fan does not operate (ICE ROOM - FAN) Note ◆ Expected Causes ① Defective Fan-Motor Pulse signal is generated at CN74 #7 when the Motor ② Contact error at wire connection spins.
5. Self Diagnosis & Trouble Shooting 5-10. When the ICE MAKER does not operate 1. Water supplies to the Ice Maker automatically and ice is to be scooped out depending on its temperature and the timing. 2. Power is always applied to the Ice Maker. So, refer to the disassembly section to remove it. 3.
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5. Self Diagnosis & Trouble Shooting 5-10. When the ICE MAKER does not operate ICE Maker Sensor itself is in good condition? 1) Check and replace Water Valve * Refer when Ice Maker Sensor is PCB and other parts are normal, defective Check again the Connector contact Operation Condition upon Motor Rotation,...
5. Self Diagnosis & Trouble Shooting 5-11. When water does not supply at Ice Maker Advance Checking 1. Water is directly supplied to the Water Valve. So, make sure to cut off the water before doing repairs. 2. There is electricity flowing in the wire. So, take extra care not to get electric shock. Start Is the Valve operating sound heard after the Ice Maker Test...
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5. Self Diagnosis & Trouble Shooting 5-11. When water does not supply at Ice Maker 0.7V is output at MAIN PCB IC73 #11? Check Soldering / Replace PCB The contact at the Main PCB Relay RY79 is normal? Check Soldering / Replace PCB Main PCB is normal.
5. Self Diagnosis & Trouble Shooting 5-12. When Cubed or Crushed ice does not dispense properly The operation condition is that Start the Fridge Door is closed. It dispenses ice? It dispenses ice? Ice Off is selected off? ① Check Ice Eject S/W ②...
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5. Self Diagnosis & Trouble Shooting 5-12. When Cubed or Crushed ice does not dispense properly When dispensing ice, Crushed Cubed Crushed Ice is coming out? cubed ice is dispensed? Works Normal Works Normal Cubed Ice is selected? Crushed Ice is selected? Works Normal Select Crushed Ice CUBE MOTOR is...
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5. Self Diagnosis & Trouble Shooting 5-12. When Cubed or Crushed ice does not dispense properly Dispenser Cover is open? Dispenser Cover is open? - Check Ice Switch Check Wiring and Motor, - Check Wiring Check Cover Ice Route S/W1, MAIN PCB Defect - - MAIN PCB Replace Defect :Replace...
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5. Self Diagnosis & Trouble Shooting 5-12. When Cubed or Crushed ice does not dispense properly MAIN PCB is normal -- Check other parts ① Check wiring between AUGER MOTOR ↔ MAIN PCB ② Check wiring or connector between...
5. Self Diagnosis & Trouble Shooting 5-13. When COVER ICE ROUTE MOTOR (GEARED MOTOR) does not work properly Cautio 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.
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5. Self Diagnosis & Trouble Shooting If it keeps operating without stopping Is AC voltage measured at the Motor terminals? Check Motor / Check if Motor rotates properly ① CN73 "1" is singularized to Connector . ② Check Cover Ice Motor Control Circuit SSR73 on MAIN PCB ; Short or Open ③...
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-14. When the alarm is heard continuously (buzzer sound) ① If a ‘dingdong' sound is heard continuously or the ‘Refrigerator door is opened’ message is displayed.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-14. When the alarm is heard continuously (buzzer sound) Does the hinge reed switch work Check if the resistance of the reed switch changes to properly when you hold a magnet 0Ω...
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-14. When the alarm is heard continuously (buzzer sound) ② If a ‘beep-beep’ sound is heard continuously, perform a Forced Operation. If a ‘ddiriririring’ sound is heard continuously, perform a Forced Defrosting operation.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-14. When the alarm is heard continuously (buzzer sound) ③ When there is no buzzer sound. Start The buzzer is attached to the Panel PBA in this model.
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-15. When the Panel PBA does not work properly ※ If no key is pressed for 10 seconds, the LEDs ① When the Panel PBA is not turned on or only some of the lamps are turned on of the display are turned off.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-15. When the Panel PBA does not work properly ① Check the fridge compartment door wire - Check if the wire is open- When the power is connected to the refrigerator, replace the Panel PCB.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-15 When the Panel PBA does not work properly Is the Panel PBA turned on properly when the PBA has been replaced? The Panel PBA is defective.
5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-16. When the internal lamp of the freezer or fridge is not turned on Note. 1. If the freezer door is opened, the door switch is open-circuited and 5V is input to the micom indicating that the door is open.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization 5-16. When the internal lamp of the freezer or fridge is not turned on Start Do the door and home bar reed switches work properly? Replace the door switch if necessary.
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization Voltage and resistance of the temperature sensor by temperature T e m p . T e m p . R es i s tan c V ol tag e T e m p .
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5. Self Diagnosis & Trouble Shooting This document cannot be used without Samsung's authorization Voltage of the humidity sensor by humidity RH(%) Output(mV) RH(%) Output(mV) RH(%) Output(mV) RH(%) Output(mV) 3071 2402 1713 2428 3098 1741 2454 3125 1769 2480 3152...
6. PCB DIAGRAM This document cannot be used without Samsung's authorization 6-1. PCB Layout with part positions (Main Board) 1. The circuit that controls the step-valve (TDM cycle) 2. Fan motor driving block Supplies 7.0V~12.0V power to the motors depending on the motor type.
6. PCB DIAGRAM This document cannot be used without Samsung's authorization 6-2. PCB Layout with part positions (F Room Inverter, LC3-3A) 1. PCB Power Supply: From the SMPS circuit, it supplies 13.2V and 5V for the Main PBA control and supplies 15V and 5V to the Inverter circuit for the Compressor control.
6. PCB DIAGRAM This document cannot be used without Samsung's authorization 6-3. PCB Layout with part positions (R Room Inverter, LC4_3050) 1. PCB Power Supply: Supplies DC 15V and 5V to the Inverter circuit for the Compressor control. 2. COMP Driving / Feedback Circuit. It receives the R COMP(MSV) operating signals from the Main PBA and feeds the inverter errors back to the Main PBA.
9. Reference Information 9-1. Glossary About Inverter technology This is a technology for ensuring efficiency that automatically controls the freezing and cooling performance depending on the various conditions including the surrounding temperature, the number of times the door is opened and the amount of stored food.
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9. Reference Information 9-1. Glossary About Natural Defrosting This is a technology that helps keep food fresh by raising the humidity in the refrigerator by removing frost that has formed on the evaporator by running the fan when the cooling operation is not being executed. About the Dual Cycle (2-compressors are applied.) This is technology that constructs separate freezing and cooling cycles that are optimized for the food in the freezing compartment and in the fridge compartment on the basis of the configured temperature settings so that the food is kept fresh and power...
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9. Reference Information 9-1. Glossary Terminology Description LED stands for Light Emitting Diode. An LED is a semiconductor device that emits visible light when an electric current passes through it. This refers to the communication ports of the micom. Tx, Rx TX : Transmit signal.
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9. Reference Information 9-1. Glossary Terminology Description Compressor - A mechanical device that compresses gas to increase the pressure of the gas. In general, Compressor the compressor used for refrigerators is a reciprocating compressor that uses pistons driven by a crankshaft that is rotated by the motor to deliver gas at high pressure.
9. Reference Information 9-3. Troubleshooting. Check the following before calling the service centre Symptom Troubleshooting - The sound may be heard when the refrigerant inside the refrigerator flows as a gas and a liquid. - In addition, the frost attached to the cooler may generate a sound like a ‘chikchik’ Spurting, spitting sound or ‘bukbuk’...
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9. Reference Information 9-3. Troubleshooting. Check the following before calling the service centre Symptom Troubleshooting If you open and close the door, the air captured by the refrigerator is rapidly cooled and this temporarily decreases the internal pressure and may generate the sound of air flowing from the back of the refrigerator such as ‘shik~’.
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9. Reference Information 9-3. Troubleshooting. Check the following before calling the service centre Symptom Troubleshooting - Since the separated freezer and fridge are bonded without a gap, it may difficult to open the door. I can't easily open the refrigerator door. - Check if the front of the refrigerator is higher than the back.
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9. Reference Information 9-3. Troubleshooting. Check the following before calling the service centre Symptom Troubleshooting - Since the lamp in the freezer generates heat if the door is open for a long time, The main body of the refrigerator and frost may appear due to the temperature difference between the external air and the freezer compartment.
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9. Reference Information 9-3. Troubleshooting. Check the following before calling the service centre Symptom Troubleshooting - If the fridge compartment temperature is set too low, adjust the temperature to an adequate level. - When the surrounding temperature is 5℃ or lower, the food stored in the fridge The food in the fridge compartment is frozen.
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