Samsung MKV190CL2B/E01 Manual Download

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6. Self Diagnosis & Trouble Shooting

6-6. When Power is not applied

To do list

Start

Is FUSE on PCB

Down?

Replace Fuse AC 250V 6.3A

YES

IS DC 13.2V applied

to C121?

YES

IS DC 15V applied to

C108?

YES

[Caution]

There is Over AC 115V and DC
310V at the Inverter PCB Power
Circuit. So,be cautious when
repairing the unit or measuring
values..

- To check the Inverter PCB, refer to the

Operation and'Refer' sections in this
manual

Is DC 300V

applied between both

ends of BD1+,-?

Replace the Inverter PCB

YES

Replace the Inverter PCB

Replace REG1(7815)

188

https://appliancetechmanuals.com

Summary of Contents for MKV190CL2B/E01

Page 1: ...gerator RF31FMESBSR AA RF31FMESBSL SA RF31FMEDBSR AA RF31FMEDBBC AA RF31FMEDBWW AA RF31FMEDBSL ML RF31FMEDBSL HC RF24FSEDBSR AA RF24FSEDBSR EU RF24FSEDBSR EF RF24FSEDBBC EU RF24FSEDBSR WT RF24FSEDBSL SA RF24FSEDBX3 SC MODEL NAME RF31FM RF24FS MODEL CODE https appliancetechmanuals com ...

Page 2: ...art 19 2 4 Dimensions of Refrigerator Inches 24 2 5 Optional Material Specification 26 2 6 Refrigerant Route in Refrigeration cycle 27 2 7 Principle Of Freezer 28 2 8 Operation theory of refrigeration cycle components 29 2 9 Refrigeration Cycle Type 34 2 10 Cooling Air Circulation 35 3 Instruction of Function 36 3 1 Digital Display 36 2 https appliancetechmanuals com ...

Page 3: ...sembly Disassembly 78 4 15 Gallon Door Bin 79 4 17 Vertical Hinged Section 81 4 18 Evaporator Cover In Refrigerator 82 4 19 Evaporator In Refrigerator 84 4 20 Freezer Door 85 4 21 Convertible Door 87 4 22 Ice Maker 89 4 23 Auger Motor Fan 93 4 24 Flex Zone Light 94 4 25 Freezer Light 95 4 26 Side Light 96 4 27 Door Switch In Freezer 97 4 28 Evaporator Cover In Freezer 98 4 29 Evaporator In Freezer...

Page 4: ...anel PCB is not working normally 200 6 11 If Pantry Panel PCB is not working normally 202 6 12 When refrigerator ROOM Lamp does not light up 203 6 13 If ICE Water is not supplied 206 6 14 If Sparkling is not supplied 209 6 15 If Cubed or Crushed Ice is not supplied 212 6 16 If Cover Ice Route Motor Geared Motor is not working normally 215 6 17 IR Sensor Trouble Shooting 218 6 18 LED blinking frequ...

Page 5: ...iagram 239 7 1 PCB Layout with part position 239 7 2 PCB Layout with part position Inverter Board 241 7 3 Connector Layout with part position Main Board 242 7 4 Connector Layout with part position Inverter Board 243 10 Model code table 248 10 1 Nomenclature 248 https appliancetechmanuals com ...

Page 6: ...y Check the use circumstance of refrigerator If the refrigerator is installed at the place that is damp or wet or status of installation is unstable change the installation place Ground the refrigerator properly Particularly Be sure to earth when there is a risk of an electric leakage by humidity or wetness Do not use multi plugs in a plug socket at the same time Check if the power cord and socket...

Page 7: ...ir CAUTION WARNING SYMBOLS DISPLAYED Warning Indicates that a danger of death or serious injury exists Caution Indicates that a risk of personal injury or material damage exists means Prohibited means Do not disassemble means No contact means Warning or Caution means Unplug the unit before preforming service means Earth or Ground 1 Precautions Safety Warnings https appliancetechmanuals com ...

Page 8: ...ke sure that the all wiring harnesses are reconnected Wiring harnesses should be connected tightly and kept dry Bundle tightly wires in order not to be detached by the external force and then not to be wetted On repair Make sure that all parts and wires are free of dust and debris Cleaning parts could help prevent fire or shorting 1 Precautions Safety Warnings 8 To do list https appliancetechmanua...

Page 9: ... may have come in contact with water Customers should not store glass bottles of liquid in the freezer section Frozen bottles could explode and cause injury Customers should not store narrow or long bottles or food in a small door shelf These items could fall when the door is opened causing injury tot he customer 1 Precautions Safety Warnings 9 To do list https appliancetechmanuals com ...

Page 10: ...d mechanical parts could injure the consumer Make sure the power cord is not damaged or crushed A damaged cord could cause excessive heat or fire The refrigerator should be plugged into a dedicated outlet Multiple plugs in the outlet could cause excessive heat or fire 1 Precautions Safety Warnings 10 To do list https appliancetechmanuals com ...

Page 11: ...rigerator will be used If the refrigerator will be used in a damp or wet space or if installation will be unstable the unit should be relocated The refrigerator must be grounded properly An earth ground should be used if there is a risk of high humidity or wetness 1 Precautions Safety Warnings 11 To do list https appliancetechmanuals com ...

Page 12: ...e strong enough to support a fully loaded refrigerator or approximately 660lbs 299kg MOVING Protect the finish of the flooring Cut a large section of the cardboard carton and place under the refrigerator where you are working When moving be sure to pull the unit straight out and push back in straight 1 Precautions Safety Warnings 12 To do list https appliancetechmanuals com ...

Page 13: ...porator Given this independent system the freezer and the refrigerator are cooled individually as required and are therefore more efficient Food odor from the refrigerator does not affect food in the freezer due to separate air flow circulation Flex Zone The Flex Zone is a full width independent mid drawer with adjustable temperature control A newly developed SAMSUNG bottom mount freezer in 2012 h...

Page 14: ... contemporary kitchen Two Lever Dispenser Two levers one for ice and sparkling water another one for water Secure Auto Close Door System Doors close tightly Food on the doors stays cool Prevents moisture from forming on the outside of the doors 2 1 Introduction of Main Function To do list 14 https appliancetechmanuals com ...

Page 15: ...open and close easily 2 Emotional Lighting The lighting helps you find groceries Easier by lighting down when you open Mid drawer Flex zone and freezer door 3 Smart Divider Easy rail partition can divide off 4independent spaces easily The rail partition allows you to divide the space of the convertible room easier 15 Changing Items https appliancetechmanuals com ...

Page 16: ... Item Details New Model 4 Touch Sensor Lighting The display change more wider and apply LED lighting And Touch Sensor Lighting make the refrigerator graceful 5 Mono Ice Maker 10 Cubes Ice Maker RF31FM 6 Cubes Ice Maker RF24FS 16 Changing Items https appliancetechmanuals com ...

Page 17: ...Freezer 2 Product Specifications Refrigerator 2 2 Interior Views Model RF31FM To do list 17 Flex zone https appliancetechmanuals com ...

Page 18: ...2 Product Specifications Refrigerator Freezer 2 2 Interior Views Model RF24FS To do list 18 Flex zone https appliancetechmanuals com ...

Page 19: ...ℓ 13 8 390 8ℓ Efficiency of volume 59 60 60 60 Weight Set 185kg 181kg 157kg Packing 196kg 192kg 167kg Packing Width 38 1 4 972mm 38 1 4 972mm Depth 38 1 4 972mm 38 1 8 792mm Height 76 5 8 1946mm 76 5 8 1946mm Compressor RECIPROCATE Rated Frequency and Frequency AC 115V 60Hz Refrigerant R134a Foaming Agent C PENTANE Refrigerant Refrigerant Amount 5 29 oz 160g Type Refrigerator INDIRECT COOLING METH...

Page 20: ...2 0 082mm x 3500mm Refrigerant R134a Model Temperature Selection On F Off F THERMISTOR F SENSOR 502AT 8 F 23 5 F 21 11 F 24 0 F 18 3 F 16 3 F 19 5 F 15 8 F 12 2 F 17 Model Temperature Selection On F Off F THERMISTOR R SENSOR 502AT 34 F 1 36 F 2 32 F 0 37 F 3 39 F 4 35 F 2 44 F 7 46 F 8 42 F 6 Components for Freezer To do list Room Temperature Sensor Components Freezer Refrigerator 2 3 Model Specif...

Page 21: ...el THERMISTOR 502AT SPEC 5 0 at 77 F 25 R Defrost Sensor Rated THERMISTOR 502AT Operating temperature 5 0 at 77 F 25 F Bimetal thermo Protector Rated AC 125V 6A AC 250V 3A Operating temperature Off 140 F 60 On 104 F 40 Rated AC 125V 6A AC 250V 3A Operating temperature Off 140 F 60 On 104 F 40 Defrost Cycle Bimetal To do list Defrost Related Components Defrost Sensor 2 3 Model Specification Specifi...

Page 22: ... 3W Heater Ice room DC12V 2W Bimetal Thermo For Preventing of Refrigerator Heater AC 125V 6A AC 250V 3A Off 140 F 60 On 104 F 40 Over Load Relay Model 4TM445PHBYY 82 Temp ON 156 2 16 2 F 69 9 Temp OFF 257 9 F 125 5 Rated Voltage AC 115V 60Hz Motor BLDC FRE DC 12V DREP5020LC Motor BLDC BOX FAN DV 12V 0 1A 2606JL 04W S39 UQ1 Motor BLDC BOX FAN DC 12V 0 16A 2606JL 04W S39 UQ1 Electric Components To d...

Page 23: ... 12V 95 145mA Lamp LED MID DC 12V 85 130mA Door Switch FRE DC 200V 1 5A MS 406 SS 01 1EA REF DC200V 1 5A MS 406 SS 01 2EA REF ICE ROOM 125VAC 5A 250VAC 2 5A MID DC 200V 1 5A MS 406 SS 01 1EA Power Cord AC 125V 15A Earth Screw BSBN BRASS SCREW Electric Components To do list 2 3 Model Specification Specification Chart 2 Product Information 23 https appliancetechmanuals com ...

Page 24: ...2 4 Dimensions of Refrigerator Inches 2 Product Specifications To do list MODEL RF31FM 24 https appliancetechmanuals com ...

Page 25: ...2 4 Dimensions of Refrigerator Inches 2 Product Specifications To do list MODEL RF24 25 https appliancetechmanuals com ...

Page 26: ...WATER ASSY DA29 00020B 1 ASSY PACKING SUB DA99 00240S 1 LED LAMP REF DA97 12606A 1 LED LAMP CASE VEG R L DA41 00519S 1 LED LAMP FRE DA41 00676G 1 LED LAMP MID DA41 00676G 1 LED LAMP REF SIDE DA41 00519Q 2 2 5 Optional Material Specification 26 https appliancetechmanuals com ...

Page 27: ...ck Cluster Pipe Dryer Capillary Tube Refrigerator Evaporator Pipe Direct Ice Freezer Evaporator Suction Pipe Compressor 2 6 Refrigerant Route in Refrigeration cycle 2 Product Specifications To do list 27 https appliancetechmanuals com ...

Page 28: ...2 7 Principle Of Freezer 2 Product Specifications To do list 28 https appliancetechmanuals com ...

Page 29: ...g type All Pipes effective for radiating heat are formed in the right left and front side of refrigerator with hard urethanes and radiate heat through the whole surfaces of cabinet to ambient air Install the condenser on the outside of the product An old model Make them cluster at the lower part of product and radiate heat manually by fan Radiate condensed potential heat up to liquefy completely a...

Page 30: ... to the evaporator without back flowing to condenser if compressor stops and the difference of pressure between high pressure and low pressure is small so it is easy to operate the compressor again 2 Outline A Thickness About 0 4 0 8mm B Length It is changeable to low temperature and pressure 10 5ßΠ ß depends on the 2M of thin and long copper pipe wall resistance 2 Product Specifications 2 8 Opera...

Page 31: ...the cooling effect Compressor 1 Role It operates same as pump which pull out the subterranean water It inhales the low temperature and pressure refrigerant gas flowed out from evaporator and make high temperature and pressure refrigerant liquid in the compressor and send it to the condenser 2 Type A Back and forth motion type A method that pistol makes back and forth motion through shaft and cylin...

Page 32: ...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 2 Product Specifications 2 8 Operation theory of refrigeration cycle components To do list 32 https appliancetechmanuals com ...

Page 33: ... of condensed temperature Increase of temperature Decrease of cooling efficiency Shorten the life by friction between oil and foreign substance in the compressor Accumulator 1 Role To send a pure refrigerant gas to compressor by removing completely the refrigerant liquid from evaporator If a refrigerant liquid go into the compressor overload is occurred 2 Product Specifications 2 8 Operation theor...

Page 34: ...HM Cycle 2 9 Refrigeration Cycle Type To do list Compressor Condenser Hot Pipe Back Cluster Pipe Dryer Capillary Tube Refrigerator Evaporator ICE Pipe Freezer Evaporator Suction Pipe Compressor 34 https appliancetechmanuals com ...

Page 35: ...2 Product Specifications Refrigerator 2 10 Cooling Air Circulation To do list Freezer 35 Flex Zone https appliancetechmanuals com ...

Page 36: ...n on and off 1 To set the Freezer temperature Touching the Freezer button to set the Freezer to your desired temperature You can set the temperature between 5 F 15 and 8 F 23 2 Power Freezer function Touch and hold this button for 3 seconds to decrease the time needed to freeze products in the Freezer It can be helpful if you need to quickly freeze easily spoiled items or if the temperature in the...

Page 37: ... opening the Door Alarm Icon will blink together with the alarm sound 2 Water Filter Life Indicator Function After you replace the water fi lter Touch and hold this button for 3 seconds to reset the water fi lter life indicator When you reset the water fi lter life indicator the Filter icon on the panel turns Off The Filter icon will turn red to let you know it is time to change the water fi lter ...

Page 38: ...n only when someone uses the dispenser press the Lighting button to turn the continuous mode off 2 To switch the temperature units between ºC and ºF Touch and hold this button for 3 seconds to select the temperature display you want Each time you press and hold the button the ºC and ºF temperature modes alternate and the ºC and ºF icon lights up indicating your selection 4 Lighting Hold 3 sec for ...

Page 39: ... to cool products in the Refrigerator It can be helpful if you need to quickly cool easily spoiled items or if the temperature in the fridge has warmed dramatically For example if the door was left open 5 Fridge Hold 3sec for Power Cool 3 Instruction of Function 3 1 Digital Display To do list RF31FMES For Sparkling model Only The Ice Off button serves two purposes To turn the Ice maker on and off ...

Page 40: ... seconds to unlock 6 Ice Off Hold 3sec for Child Lock 3 Instruction of Function 3 1 Digital Display To do list RF31FMES For Sparkling model Only 40 The Sparkling button serves three purposes To dispense sparkling carbonated water To select the carbonation level of the sparkling water To turn the Cylinder Reset Function on 1 To dispense sparkling carbonated water To dispense sparkling water press t...

Page 41: ...ses sparkling water with the previous carbonation level Changes in the carbonation level do not take effect until the next time the refrigerator makes sparkling water While the refrigerator is producing sparkling water the Carbonation Level icons light up in rotation Level 1 Level 2 Level 3 Level 1 etc If you press the Sparkling Water button when the refrigerator is making sparkling water the curr...

Page 42: ...ivate the Cylinder Reset function when the Sparkling Water Production function is OFF the Sparkling Water Production OFF Icon turns off and the Carbonation Level icons light up in rotation Level 1 Level 2 Level 3 Level 1 etc indicating that the refrigerator is making sparkling water While the refrigerator is making sparkling water it will not dispense sparkling water If you set the Sparkling Water...

Page 43: ... than the current Carbonation Level setting If you want accurate carbonation level in the next production you need to empty the tank before you start production 7 Sparkling Water Hold 3 sec for Cylinder Reset 3 Instruction of Function 3 1 Digital Display To do list RF31FMES For Sparkling model Only 43 https appliancetechmanuals com ...

Page 44: ...ype of ice you want dispensed Each time you press the button the cubed and crushed ice modes alternate and the Cubed or Crushed ice icon lights up indicating your selection 2 Sparkling Water Production Function On Off Each time you press this button for 3seconds you turn the Sparkling Water Production function on or off When you turn on the Sparkling Water Production function the refrigerator begi...

Page 45: ...tion is off the refrigerator does not make sparkling water If you turn off the function when the refrigerator is in the middle of making sparkling water it halts the function after fi nishing the current operation Your refrigerator was manufactured with the Sparkling Water Production function set to OFF When you are connecting the water lines or mounting or replacing the CO2 Cylinder turn off the ...

Page 46: ...op ice making if the following occur There is enough ice in the ice bucket You want to save water and energy Water is not being supplied to the refrigerator 46 Note If the ice maker function is ON and the water Line is not connected there will be a water valve noise from the back of the unit If this occurs press the Ice Off Hold 3sec for child lock button for less than 3 seconds until the Ice Off ...

Page 47: ... water selection will stay on When you press a button open a door or push a Dispenser Lever the Panel Display will turn on again All function keys will become operational after you remove your fi nger from the button you pressed Water filter usage This icon will light up when you need to change the fi lter After you use about 300 gallons of water the fi lter indicator lights up after about 6 month...

Page 48: ...unts of lime in their water which causes the water fi lter to clog more quickly 48 Press the Cubed Crushed button to select the type of ice you want dispensed Each time you press the button the cubed and crushed ice modes alternate and the Cubed or Crushed ice icon lights up indicating your selection 11 Cubed Ice Crushed Ice When you press the Sparkling button Button 8 the Sparkling Water Icon goe...

Page 49: ...on Level do not take affect until the next time the refrigerator makes sparkling water While the refrigerator is producing sparkling water the Carbonation Level icons light up in rotation Level 1 Level 2 Level 3 Level 1 etc If you press the Sparkling Water button when the refrigerator is making sparkling water the current carbonation level is displayed for several seconds and then the Carbonation ...

Page 50: ...MES For Sparkling model Only If you change the carbonation level when the refrigerator is making sparkling water the refrigerator produces sparkling water at the previous carbonation level 13 Sparkling Water Production Level Icons 50 https appliancetechmanuals com ...

Page 51: ...or 3 seconds 3 Instruction of Function 3 1 Digital Display To do list RF31FMES For Sparkling model Only 51 Each time you press Cubed Crushed button button 8 for 3 seconds you turn the Sparkling Water Production function on or off When you turn off the Sparkling Water Production function or when selecting the Cylinder Reset Function the Sparkling Water Off Icon on the Display Panel turns on When yo...

Page 52: ...the refrigerator and freezer do not get cold To start Cooling Off mode touch and hold the Energy Saver button and the Freezer button for 5 seconds during normal operation The refrigerator chime sounds and the temperature display fl ashes OFF To cancel Cooling Off mode touch and hold the Energy Saver and the Freezer buttons again for 5 seconds 3 Instruction of Function 3 1 Digital Display To do lis...

Page 53: ...on on and off 1 To set the Freezer temperature Touching the Freezer button to set the Freezer to your desired temperature You can set the temperature between 5 F 15 and 8 F 23 2 Power Freezer function Touch and hold this button for 3 seconds to decrease the time needed to freeze products in the Freezer It can be helpful if you need to quickly freeze easily spoiled items or if the temperature in th...

Page 54: ...Door Alarm Icon will blink while the alarm sounds 2 Water Filter Life Indicator Function After you replace the water filter touch and hold this button for 3 seconds to reset the water fi lter life indicator When you reset the water fi lter life indicator the Filter icon on the panel turns Off The Filter icon will turn red to let you know it is time to change the water fi lter after six months abou...

Page 55: ... only when someone uses the dispenser press the Lighting button to turn the continuous mode off 2 To switch the temperature units between ºC and ºF Touch and hold this button for 3 seconds to select the temperature display you want Each time you press and hold the button the ºC and ºF temperature modes alternate and the ºC or ºF icon lights up indicating your selection 4 Lighting Hold 3 sec for ºC...

Page 56: ...to cool products in the Refrigerator It can be helpful if you need to quickly cool easily spoiled items or if the temperature in the fridge has warmed dramatically For example if the door was left open 5 Fridge Hold 3sec for Power Cool 3 Instruction of Function 3 1 Digital Display To do list The Ice Off button serves two purposes To turn the Ice maker on and off To turn the Child Lock Function on ...

Page 57: ...ights up to indicate you ve activated the child lock function Press 3 seconds to unlock 6 Ice Off Hold 3sec for Child Lock 3 Instruction of Function 3 1 Digital Display To do list Press the Cubed Ice or Crushed Ice button to select the type of ice you want dispensed Each time you press the button the cubed and crushed ice modes alternate and the Cubed or Crushed ice icon lights up indicating your ...

Page 58: ...ur There is enough ice in the ice bucket You want to save water and energy Water is not being supplied to the refrigerator RF31FMED For Ice water model Only Note If the ice maker function is ON and the water Line is not connected there will be a water valve noise from the back of the unit If this occurs press the Ice Off Hold 3sec for child lock button for less than 3 seconds until the Ice Off Ind...

Page 59: ... will become operational after you remove your fi nger from the button you pressed Water filter usage This icon lights up when you need to change the filter usually after the refrigerator has dispensed about 300 gallons of water after about 6 months After you install the new water filter reset the filter indicator by touching and holding the Hold 3sec for Filter Reset button for 3 seconds 10 Filte...

Page 60: ...the refrigerator and freezer do not get cold To start Cooling Off mode touch and hold the Energy Saver button and the Freezer button for 5 seconds during normal operation The refrigerator chime sounds and the temperature display fl ashes OFF To cancel Cooling Off mode touch and hold the Energy Saver and the Freezer buttons again for 5 seconds 3 Instruction of Function 3 1 Digital Display To do lis...

Page 61: ... prevents overloading house wiring circuits which could cause a fire hazard from overheated wires Do not install the refrigerator in a damp place or place where it may come in contact with water Deteriorated insulation of electrical parts may cause an electric shock or fire The refrigerator must be grounded You must ground the refrigerator to prevent any power leakages or electric shocks caused by...

Page 62: ...o refrigerators flows through the core filter which is an alkaline water filter In this process the pressure in the water that has flowed out of the filter gets increased and massive oxygen and nitrogen become saturated When this water flows out in the air the pressure plummets and the oxygen and nitrogen get supersaturated so that they turn into gas bubbles The water could look misty due to these...

Page 63: ...ore easily press the end of the hook 3 and pull connector 3 As shown in the picture Remove water tube from hinge 4 by holding at the both sides of the Tube Fitting and pulling it out And remove the Tube Fitting 5 by pulling the water hose after pushing in the locking ring tab at the end of the Tube Fitting 4 Disassembly and Assembly 4 2 Refrigerator Door To do list Make sure unit is unplugged 63 h...

Page 64: ...move the screw 6 attatched to the lower left and right door hinges With a 0 4in Hex wrench remove the 2 flat head screws 7 Remove the lower left and right door hinges 8 7 With a Philips head screwdriver remove the screw 9 After With Flat Head Driver 10 Lift up and remove the Auto Hinge 11 4 Disassembly and Assembly 4 2 Refrigerator Door To do list Be careful not to drop the door 64 https appliance...

Page 65: ...igure align it to be parallel by using the Door Middle Hinge Refer to No 5 for the disassembly of the Door Middle Hinge 4 Disassembly and Assembly 4 2 Refrigerator Door To do list 65 Do not use a flat head screwdriver to align the Auto close Hinge It may get damaged Use the Door middle Hinge instead https appliancetechmanuals com ...

Page 66: ...rew situated at the end of the inner part of handle about 0 1in by using Hex wrench 2 Pull the Set handle out by moving it straight up 4 Disassembly and Assembly 4 3 Door Handle Refrigerator To do list Be careful not to scratch or break the parts 66 https appliancetechmanuals com ...

Page 67: ...crew situated at the bottom right of the appliance about 0 1in by using Hex wrench 2 Pull the Set handle out by moving it to the right side 4 Disassembly and Assembly 4 4 Door Handle Freezer To do list Be careful not to scratch or break the parts 67 https appliancetechmanuals com ...

Page 68: ...Picture Refrigerator Light 1 Press the tabs on the back of the Lamp Cover and take it off 2 Remove the 2 screws And separate the LED panel 4 Disassembly and Assembly 4 5 Refrigerator Light To do list 68 https appliancetechmanuals com ...

Page 69: ... under the display cover 2 Put the thumbs on the surface door and hold the bottom of the Display Panel with four fingers And then pull out the Display Panel as shown in the photo to remove it 3 Disengage the housing connector of display cover Apply for SPARKLING OPTION 69 Take care not to break the Locking Tabs https appliancetechmanuals com ...

Page 70: ...o Descriptive Picture Water Dispenser SPARKLING OPTION 1 Disengage 2 the Housing Connectors by pushing a flatblade screwdriver 2 Remove 2 screws of the Guide Ice Route Assy 3 Pull the Guide Ice Route Assy and Disassemble the water hose 70 RF31FM S https appliancetechmanuals com ...

Page 71: ...r SPARKLING OPTION 4 Assembly shall be in order from the disassembly Before assembling Case Ice and Route please check the status of the hose 5 When assembling Cover Display first insert it from upper side and then assemble to bottom side Otherwise the hook can be broken 71 RF31FM S https appliancetechmanuals com ...

Page 72: ... name How to do Descriptive Picture Water Dispenser Ice Water model 1 Disengage the Housing Connector by pushing a flat blade screwdriver 2 Remove 2 screws of the Case Ice Route Assy 3 Pull the Case Ice Route Assy 72 RF31FM D RF24FS https appliancetechmanuals com ...

Page 73: ...model 4 Assembly shall be in order from the disassembly Case Ice and Route shall be assembled inside of hose Otherwise assemble cannot be accomplished 5 When assembling Cover Display first insert it from leftside and then assemble to rightside Otherwise the hook can be broken 73 RF31FM D RF24FS https appliancetechmanuals com ...

Page 74: ... front part of the shelf up and pulling it out 4 Disassembly and Assembly 4 8 Glass Shelf To do list Part name How to do Descriptive Picture Foldable Glass Shelf 1 Remove the Cap 2 Remove 2 screws of the Folderble Glass Shelf 4 9 Foldable Glass Shelf 74 https appliancetechmanuals com ...

Page 75: ...s Shelf 1 Remove the vegetable fruit drawer by pulling the roller part and lifting it up 2 While pressing the button on the left of the shelf in the picture lift up the Vegeta ble Fruit Drawer Shelf Refer to the pic ture 3 Remove the vegetable fruit drawer shel f by pulling it out Refer to the picture 75 https appliancetechmanuals com ...

Page 76: ...ve the 3 screws holding down the Top Table and remove the Top Table 1 2 a Remove Cover Tube Fitting 1 b Remove the Water tube blue from the tube fitting by pushing in on the locking ring 2 and pulling out the tube 3 Remove three screws securing the water tubes 4 Disassembly and Assembly 4 11 Case Water Filter To do list 76 https appliancetechmanuals com ...

Page 77: ... a Pull the Water blue hose out b Push the Tube Fitting 3 and pull the grey hose out 5 Disconnect the 2 Housing connectors 4 6 Lift and pull the Case Water Filter out 4 Disassembly and Assembly 4 11 Case Water Filter To do list 77 https appliancetechmanuals com ...

Page 78: ...bonator Kit To do list Part name How to do Descriptive Picture How to Remove the Carbonator Kit 1 Remove the two screws located above the Top Door Guard of the Fridge 2 Remove the CO2 Cylinder Cover 1 3 Flip up the Lever 78 https appliancetechmanuals com ...

Page 79: ...rbonator Kit To do list Part name How to do Descriptive Picture How to Remove the Carbonator Kit 4 Remove the CO2 Cylinder by turning it counter clockwise 5 Take off 2 by removing the two screws 6 Remove the three screws 79 https appliancetechmanuals com ...

Page 80: ...criptive Picture How to Remove the Carbonator Kit 7 While pressing the Fitting remove the Water Hose 1ea Remove the Connector Housing 8 Disassemble display refer to page 31 While pressing the Fitting remove the Water Hose from DIS valve 9 Remove the Connector Housing 80 https appliancetechmanuals com ...

Page 81: ...ove the 2 screw under the water filter case and take off the cover damper 2 Disengage 2 housing connector 3 Take off the Motor Damper by pulling a flat blade screwdriver 4 Disassembly and Assembly 4 13 Motor Damper To do list 81 https appliancetechmanuals com ...

Page 82: ...o the picture 3 Push the water filter directly 4 Turn the water filter clockwise until it locked 4 Disassembly and Assembly 4 14 Water Filter Assembly Disassembly To do list Be sure to flush the dispenser thoroughly approx 6 to 7 minutes otherwise water may drip from the dispenser This means that there is still air in the line 82 https appliancetechmanuals com ...

Page 83: ...Remove 2 screws of the Gallon Door Bin 3 Lifting the Gallon Door bin up and pulling it out Gallon Door Bin SPARKLING OPTION BOTTOM 1 Open Cylinder cover 2 Remove the door bin by moving straight up 4 Disassembly and Assembly 4 15 Gallon Door Bin To do list 83 RF31FM S https appliancetechmanuals com ...

Page 84: ...Remove the door bin by moving straight up Gallon Door Bin Left 2 a Remove dis door bin by moving straight up b Remove by moving up the left side of door bin 4 Disassembly and Assembly 4 16 Gallon Door Bin To do list 84 RF31FM D RF24FS https appliancetechmanuals com ...

Page 85: ...e 2 Unscrew 2 screws 3 Disengage the internal housing connector of the vertical hinge 4 Remove the vertical hinged section by lifting the vertical hinge up Refer to the picture 4 Disassembly and Assembly 4 17 Vertical Hinged Section To do list Before doing the above make sure that the unit is unplugged 85 Before doing the above make sure that the unit is unplugged https appliancetechmanuals com ...

Page 86: ...efer to the picture 2 Loosen the 4 screws which fix the Evaporator cover 3 Remove the the lower part of angle mid by pulling it out and pushing it down Refer to the picture 4 Disassembly and Assembly 4 18 Evaporator Cover In Refrigerator To do list Be careful not to scratch or break the parts 86 https appliancetechmanuals com ...

Page 87: ...gerator 4 Lift up the evaporator cover 5 Disconnect the 2 housing connectors Refer to the picture 4 Disassembly and Assembly 4 18 Evaporator Cover In Refrigerator To do list Before doing the above make sure that the unit is unplugged 87 https appliancetechmanuals com ...

Page 88: ...art on left side 2 Disconnect the housing connector on right side 3 Remove the evaporator by moving it up while hol ding both of bottom sides 4 Disassembly and Assembly 4 19 Evaporator In Refrigerator To do list Before doing the above make sure that the unit is unplugged 88 https appliancetechmanuals com ...

Page 89: ...r lifting the Pull Out Drawer up holding both si des remove it at the rail system 3 Remove the Tilting Pocket 1 by lifting it up 4 After lifting the Freezer Guard up holding both sides remove it at the rail system 4 Disassembly and Assembly 4 20 Freezer Door To do list 89 https appliancetechmanuals com ...

Page 90: ...of rail system 6 After holding and pulling out the top of Freezer D oor remove it at the rail system 4 Disassembly and Assembly 4 20 Freezer Door To do list Make sure there is no scratch at the end of Sliding Rail by being dented from the floor 90 https appliancetechmanuals com ...

Page 91: ... remove the convertible room by pulling it to your body with both hands open to full extension 2 Remove the cover housing by a flat blade screwdriver 3 Disengage the housing 4 Disassembly and Assembly 4 21 Convertible Door To do list 91 https appliancetechmanuals com ...

Page 92: ...cture Mid drawer 4 Unscrew 4 bolts 2 bolts each on the both sides 5 Lifting up the convertible door remove the convertible door from the rail 4 Disassembly and Assembly 4 21 Convertible Door To do list 92 https appliancetechmanuals com ...

Page 93: ...ter it is shifted to the Test Mode its function will change in the following order Manual operation1 FF Manual operation2 0F r manual defrost of fresh food compartments rd manual defrost of fresh and freezer compartments fd cancel Display all off Set unit to Fd for 5 minutes This will allow for easy removal of the ice maker 3 While pressing the tab on the top right side lift up the Ice Bucket and ...

Page 94: ...ve Picture Ice Maker 4 Remove the screw from the Wire Housing Cover 5 Remove the Wire Housing Cover 6 Disconnect the Ice Maker Housing Connector 4 Disassembly and Assembly 4 22 Ice Maker To do list 94 https appliancetechmanuals com ...

Page 95: ... 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 bottom of the ice maker Refer to the image 4 Disassembly and Assembly 4 22 Ice Maker To do list 95 https appliancetechmanuals com ...

Page 96: ...hile pressing the Hook pull out the Ice Maker 12 While pushing down the Duct Tray Ice pull out the Ice Maker carefully and remove it When removing the ice maker be careful not to damage the grommets on the tray or the refrigerant tube Refer to the dotted parts on the right side photo 4 Disassembly and Assembly 4 22 Ice Maker To do list 96 https appliancetechmanuals com ...

Page 97: ...SY Connector 2 Hold the Hook on the bottom of the FANAUGER ASSY and lift it up to make it free from the Locking Tab 3 While lifting it up take the FAN AUGERASSY out of the Ice Maker Compartment 4 Disassembly and Assembly 4 23 Auger Motor Fan To do list 97 https appliancetechmanuals com ...

Page 98: ...do Descriptive Picture Flex Zone Light 1 Remove the cover Convertible lamp by a flat blade screwdriver 2 Disengage the housing 4 Disassembly and Assembly To do list 4 24 Flex Zone Light 98 https appliancetechmanuals com ...

Page 99: ...scriptive Picture Freezer Light 1 Remove the cover Freezer lamp like the way disassembling the Flex zone lamp 2 Disengage the housing 4 Disassembly and Assembly 4 25 Freezer Light To do list 99 https appliancetechmanuals com ...

Page 100: ...icture Refrigerator Light 1 Remove the cover Side lamp by a flat blade screwdriver 2 Separate the Side lamp from the case 3 Disengage the housing 4 Disassembly and Assembly 4 26 Side Light To do list 100 https appliancetechmanuals com ...

Page 101: ... Switch In Freezer 1 Remove the freezer drawer bin by using a flat blade screwdriver Refer to the picture 2 Disconnect the housing connector part 4 Disassembly and Assembly 4 27 Door Switch In Freezer To do list 101 https appliancetechmanuals com ...

Page 102: ...er door and freezer drawer by pulling out the drawer and then unscrewing 2 screws 2 Lift up the evaporator cover 3 Disengage the 3 housing connectors and remove the evaporator cover 4 Disassembly and Assembly 4 28 Evaporator Cover In Freezer To do list 102 https appliancetechmanuals com ...

Page 103: ...ator In Freezer 1 Remove the housing connector part left one 2 Remove the evaporator by pulling the lower part of the evaporator while lifting it up 4 Disassembly and Assembly 4 29 Evaporator In Freezer To do list 103 https appliancetechmanuals com ...

Page 104: ...re Motor Fan 1 Unscrew 5 screws of COVER COMP 2 Remove the DRAIN HOSE 3 Remove 1 screw 4 Disengage the HOUSING CONNECTOR Refer to the picture 4 Disassembly and Assembly 4 30 Machine Compartment To do list 104 https appliancetechmanuals com ...

Page 105: ...Motor Fan 5 Pull it forward and lean against the DRAIN HOSE 6 Rotate it based on the PIPE 7 The FAN is disassembled Assembly it in reverse order 4 Disassembly and Assembly 4 30 Machine Compartment To do list 105 https appliancetechmanuals com ...

Page 106: ... 1 Remove the screw with a flat blade screwdriver 2 Remove the motor fan by pulling the fan out while graping the motor part 3 Unscrew 2 screws fixed in the motor 4 Disassembly and Assembly 4 31 Comp Cooling Fan Motor To do list 106 https appliancetechmanuals com ...

Page 107: ...re Comp Cooling Fan Motor 4 Remove the BRACKET MOTOR with a flat blade screwdriver 5 Remove the MOTOR after pulling the BRACKET MOTOR out 4 Disassembly and Assembly 4 31 Comp Cooling Fan Motor To do list 107 https appliancetechmanuals com ...

Page 108: ...o do Descriptive Picture Relay O L 1 Remove Cover Relay 2 Remove the relay O L with a flatblade screwdriver Refer to the picture 4 Disassembly and Assembly 4 32 Relay O L To do list 108 https appliancetechmanuals com ...

Page 109: ...RING connecting the CONDENSER and the HOT PIPE with a Pipe Cutter Red line marking points 3 Link the COMP and the CONDENSER with a PIPE CONNECTOR DA81 05659A by brazing the joint areas 4 Link the CONDENSER and the HOT PIPE with a PIPE CONNECTOR DA81 05659B by brazing the joint areas 4 Disassembly and Assembly 4 33 COMPRESSOR To do list 109 https appliancetechmanuals com ...

Page 110: ...h a phillips screwdriver 2 Disengage all housing connectors from the main PCB 3 Press the lower locking hook down and remove the Main PBA by pulling it out Refer to the picture 4 Disassembly and Assembly 4 34 Electric Box To do list Before doing the above make sure that the unit is unplugged 110 https appliancetechmanuals com ...

Page 111: ... name How to do Descriptive Picture PBA INVERTER 1 Remove the INVERTER PBA by lifting the upper part of the hook up 4 Disassembly and Assembly 4 34 Electric Box To do list 111 https appliancetechmanuals com ...

Page 112: ...neric carbonators or CO2 cylinders 60L The sparkling water system in your SAMSUNG refrigerator is designed to work ONLY WITH SODASTREAM carbonators or CO2 cylinders 60L We suggest buying extra cylinders 60L for later use Store extra cylinders in a cool open space well out of the reach of children Do not store cylinders in the refrigerator Water Line Hookup Make sure that you have connected the ref...

Page 113: ...es from the factory with the Sparkling Water function set to Off If the Sparkling Water function is Off the OFF icon is displayed on the Display Panel Refer to Page 63 Turning Off the Sparkling Water Function 2 Attach the Cylinder to the Regulator and then rotate it clockwise 3 Push the Cylinder into the Support 113 https appliancetechmanuals com ...

Page 114: ...aking sure that the cylinder is firmly attached and locked into place 5 Press the Sparkling Water button 3 seconds for Cylinder Reset function Wait bout 20 minutes the amount of time needed for a medium level of carbonation while the refrigerator makes sparkling water To make sparkling water the refrigerator injects CO2 from the CO2 cylinder into water stored in the Sparkling Water tank The water ...

Page 115: ...seconds the refrigerator begins to make sparkling water When production is complete the Carbonation Level icon rotation stops If you leave the Sparkling Water Production function on and the amount of Sparkling Water becomes low the refrigerator automatically enters the Sparkling Water production mode and makes more However if you turn off the Sparkling Water Production function the refrigerator wi...

Page 116: ...tes Capacity 1 16 quarts 1 1ℓ 1 16 quarts 1 1ℓ 1 16 quarts 1 1ℓ Dispensing Sparkling Water To dispense sparkling water press the Sparkling Water button Then push the Ice Sparkling Water lever gently with a glass As time passes the sparkling water dispensing speed can change When the water tastes strongly carbonated the dispensing speed can be faster When the carbonation is weaker the dispensing sp...

Page 117: ...the carbonation level do not take affect until the next time the refrigerator makes sparkling water The change does not affect sparkling water that is already made While the refrigerator is producing sparkling water the Carbonation Level icons light up in rotation Level 1 Level 2 Level 3 Level 1 etc If you press the Sparkling Water button when the refrigerator is making sparkling water the current...

Page 118: ... and starting the process again The lifetime of the CO2 cylinder can vary depending on the Carbonation Levels you choose Turning Off the Sparkling Water Function To turn off the Sparkling Water function press the Cubed Crushed button for 3 seconds Any sparkling water remaining in the Sparkling Water tank after you have turned off the Sparkling Water function can still be dispensed If you turn off ...

Page 119: ...mbly 119 4 35 Assembling Procedures of the CO2 Cylinder and Precautions 1 Lift up the Lever holding the cylinder in place 2 Pull the Cylinder out of the Support 3 Rotate the Cylinder counterclockwise to remove it from the Regulator 4 To install a new cylinder follow the directions for installing a cylinder starting at Step 2 in Installing a Cylinder into the Refrigerator https appliancetechmanuals...

Page 120: ...rts 1 1 L of sparkling water the refrigerator automatically begins making more sparkling water If you are not going to be home for a long period of time do not want to use the Sparkling Water function any more or you are moving 1 Press the Cubed Crushed button for three seconds to turn off the Sparkling Water function 2 Empty the Sparkling Water tank by dispensing all the water in the tank 3 Remov...

Page 121: ...aused by gas leakage from the use of a generic carbonator or CO2 cylinder 60L The sparkling water system of SAMSUNG Refrigerators is designed to work ONLY WITH SODASTREAM carbonators or CO2 cylinders 60L Water Tube Hookup Connect the white hose on the back of the refrigerator to water before installing the cylinder Installing a Cylinder in the Fridge To install a cylinder in the refrigerator follo...

Page 122: ... 5 Press the Sparkling Water button for 3 seconds to turn the Cylinder reset function on If you replace the CO2 Cylinder during Sparkling Water Production The Carbonation Level Icon turns on in the order of 1 2 3 1 wait until the refrigerator completes production before turning the Sparkling Water Production function back on Because you interrupted production the sparkling water may be over carbon...

Page 123: ...ench Door Refrigerator Storing Extra Cylinders Store extra cylinders in a cool open space well out of the reach of children Do not store cylinders in the refrigerator Replacing a Cylinder If the carbonation level is abnormally low this means the CO2 cylinder is empty In this case we recommend that you replace the cylinder with a new one To replace a cylinder follow these steps 1 Lift up the Lever ...

Page 124: ...e Sparkling Water button for 3 seconds to turn the Cylinder reset function on If you replace the CO2 Cylinder during Sparkling Water Production The Carbonation Level Icon turns on in the order of 1 2 3 1 wait until the refrigerator completes production before turning the Sparkling Water Production function back on Because you interrupted production the sparkling water may be over carbonated We rec...

Page 125: ...bonated water and starting the process again If you keep dispensing sparkling water the water stream may become unstable or break up This is caused by changes in pressure in the Sparkling Water Production Tank It is not a defect If the water hose is kinked or water is not supplied properly the Carbonation Level of the Sparkling Water will be high This occurs because the the same amount of the carb...

Page 126: ...d compartments rd manual defrost of fresh and freezer compartments fd cancel Display all off If any key on the front of panel is not pressed within 15 seconds after the test mode the test mode will be canceled and it will be returned to previous mode 1 Manual operation function Energy Saver Key Fridge Key are pressed simultaneously for 8 seconds displays are all off It will be changed to the test ...

Page 127: ...red Compulsion working 1 3600RPM 5 Check the installation status 5 1 Function for failure diagnosis Compulsion working 3600RPM 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 F ...

Page 128: ...s time FR Defrost will be performed at the same time 2 3 At this time it will send out Beep sound for 2 seconds and then it will perform Forced F R Defrost while sending out 0 5 sec On and 0 5 sec Off sound 3 Test cancel mode 3 1 During the simultaneous defrosting of fresh food and freezer compartments if the display panel change to the test mode and test button is pressed one more time defrosting...

Page 129: ...eled 0 5 sec ALL ON 0 5 sec ALL OFF alternately 5 Check the installation status 5 1 Function for failure diagnosis 5 1 2 Display function of Communication error 1 2 Pc Er display on the Pantry Room Display will be ON OFF alternately until the communication error is canceled 0 5 sec ALL ON 1 5 sec ALL OFF alternately 2 Display function when Panel MAIN MICOM OPTION has error 2 1 OP Er code is repeat...

Page 130: ...splayed by the bad sensor Display does not operate normally but temperature control will be controlled by the emergency operation 1 4 When the error is detected by self diagnosis the error can be canceled automatically if all troubled sensors are corrected or Self diagnostic function key Energy Saver Key Lighting Key are pressed simultaneously for 8 seconds Return to normal display mode If Energy ...

Page 131: ...ed simultaneously for 8 seconds including above 2seconds self diagnostic function will be selected 2 2 At this moment self diagnostic function will be returned with buzzer sound ding dong If there is an error display of error will be operated for 30 seconds and then return to normal condition whether problem is corrected or not Refer to self diagnosis CHECK LIST 2 3 Input by button is not accepted...

Page 132: ...5V 1 0V FZ DEF Sensor Error The voltage of MAIN PCB CN30 5 N76 1 shall be between 4 5V 1 0V FF DEF Sensor Error When measuring the voltage between the Main PCB CN30 8 CN76 1 it should read between 4 5V 1 0V Ambient Sensor Error The voltage of MAIN PCB CN78 8 CN78 12 shall be between 4 5V 1 0V Flex room Sensor Error The voltage of MAIN PCB CN78 9 CN76 1 shall be between 4 5V 1 0V Humidity Sensor Er...

Page 133: ...ing part contact error disconnection short circuit Display error of detecting temperature of sensor more than 149 65 C or less than 58 50 C The voltage of ASSY KIT PCB CN32 1 CN32 3 shall be between 4 5V 1 0V FZ FAN Error Display error during operation of applicable fan motor Feed back signal line contact error motor wire separation motor error The voltage of MAIN PCB CN76 3 Yellow CN76 1 Gray sha...

Page 134: ...g MAIN PCB CN70 wire from PCB resistance value between CN70 Brown CN70 Gray shall be 63 230 ohm 7 Resistance value is varied by input power 0 ohm heater short ohm wire bimetal open Must power off FF DEF Error Separation of fresh food compartment defrost heater housing part contact error disconnection short circuit or temperature fuse error Display error the defrosting does not finish though fresh ...

Page 135: ...ector slip out of the Water Supply Pipe Heater a contact error or a breakage in the wiring When measuring the resistance of the Main PCB CN79 Yellow Pink wires it should be within 102Ω 7 0Ω heater short Ω Check for Wire Open or onnector Slip out Ice Maker FF Function Error Display error when open error is detected by Heater separation of Ice Pipe Heater housing part contact error disconnection sho...

Page 136: ...y input power 0ohm heater short ohm wire bimetal open Must power off Ice Room Bucket Heater Error Display error when open error is detected by ice room bucket heater separation of Ice Room Bucket Heater housing part contact error disconnection short circuit After separating MAIN PCB CN79 wire from PCB resistance value between Yellow Pink wire shall be 135 ohm 7 0 ohm heater short Ohm wire bimetal ...

Page 137: ...d Over RPM When there is a Compressor restriction error 1 Check the COMP locking 2 Other cases Check the cycle Comp under voltage When there is a low voltage error 1 Check the Input Voltage 2 Check the Resistor R309 R310 R311 R312 Comp over voltage When there is a over voltage error Sparkling Tank Overflow Display error when open error is detected by sparkling tank overflow separation of Sparkling...

Page 138: ...or when open error is detected by water supply to sparkling tank error seperation of Sparkling Tank Water Level Sensor housing part contact error disconnection short circuit The voltage of ASSY PCB KIT CN31 1 CN31 2 shall be over 4 5V 5 Check the installation status 5 1 Function for failure diagnosis 138 https appliancetechmanuals com ...

Page 139: ... 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 This function would be applied at A S 4 Load condition display function will maintain for 30 seconds and then normal condition will be returned automatically 5 Load condition display is as below Only the load control LED will blink...

Page 140: ...w When FZ compartment FAN operates with low speed applicable LED Blink F 1 ⓓ F DEF Heater When FZ compartment defrost heater operates LED Blink F 1 ⓔ C FAN High When C FAN operates with high speed applicable LED Blink F 1 ⓕ C FAN Low When C FAN operates with low speed applicable LED Blink F 1 ⓖ Sparkling Water To Dispenser Valve When the Sparkling Water To Dispenser Valve operates LED Blink Sparkl...

Page 141: ... Production function is turned on Sparkling Model Only F 10 ⓒ Water To Dispenser Valve When the Water To Dispenser valve operates LED Blink Sparkling Model Only F 10 ⓓ Ice Room FAN High When Ice Room FAN operates with high speed applicable LED Blink F 10 ⓔ Ice Room FAN Low When Ice Room FAN operates with low speed applicable LED Blink F 10 ⓕ DC Valve When the DC valve operates LED Blink Sparkling ...

Page 142: ... are higher than 149 65 Cooling Off mode will be canceled automatically and freezing operation will be returned There is no buzzer sound when the Cooling Off mode is canceled by the temperature 5 Operation contents of Cooling Off mode Display Fan motor and etc operate normally not to operate compressor only Defrost is not operated including french heater Display function of the initial real temper...

Page 143: ...option setting mode KEY operation method for changing to option mode 5 1 6 Option setting function If Freezer Key lighting Key are pressed simultaneously for 12 seconds option setting mode will be started 5 Check the installation status 5 1 Function for failure diagnosis RF31FM S For Ice water model Only RF31FM D RF24FS For Ice water model Only 143 https appliancetechmanuals com ...

Page 144: ... method after converting to option mode 5 1 6 Option setting function R Key control in option mode Energy Saver Key Code Down key Power Freezer Key Code Up key Lighting key Reference Value down key Power Cool Key Reference Value Up key 5 Check the installation status 5 1 Function for failure diagnosis RF31FM S For Ice water model Only RF31FM D RF24FS For Ice water model Only 144 https appliancetec...

Page 145: ...re of freezer compartment if you make the temperature lower to 4 2 by the option the standard temperature would be controlled 6 21 Therefore if you change the setting of temperature option to 2 19 on the panel the appliance will be operated with 6 21 It means that standard temperature is controlled 4 2 less than setting temperature in the display Note Basically all the data in option has cleared f...

Page 146: ... compartment temperature code will be displayed on the freezer temperature display 3 If freezer compartment 4 is set as below freezer compartment code after fresh food compartment 0 is set standard temperature of freezer compartment will be lower than 4 2 0 Refer to the picture changing the freezer compartment temperature If you wait for 20 seconds after completing the setting MICOM will save the ...

Page 147: ...etter not to change the option of your own Completing the setting is that option function return to normal display after 20 seconds Do not turn off the appliance before returning to the normal display mode Note Option setting function exists in the other items We will skip the explanation of the other functions by the option because it is associated with refrigerator control function and is not ne...

Page 148: ...11 4 2 0 12 5 2 5 13 6 3 0 14 7 3 5 15 8 4 0 Set item fresh food Temp Shift Reference Fridge Room 7 SEG Value 1 Setting value Temp compensation FZ Compartment code 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 5 2 5 6 6 3 0 7 7 3 5 8 1 0 5 9 2 1 0 10 3 1 5 11 4 2 0 12 5 2 5 13 6 3 0 14 7 3 5 15 8 4 0 ex If you want to change the freezer standard temperature to 4 2 ex If you want to change the fresh fo...

Page 149: ...0 1 20 operation up to 100 ex If you want to change the dispenser heater operation rate to 20 Set item Pantry Mid Drawer Room Temp Shift Reference Fridge Room 7 SEG Value 20 Setting value Temp compensation FZ Compartment code 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 1 0 5 6 2 1 0 7 3 1 5 ex If you want to change the mid drawer room temperature to 2 1 0 5 Check the installation status 5 1 Function...

Page 150: ...ime Reference Fridge Room 7 SEG Value 33 ex If you want to change the ice maker dropping standby time to 18minutes 5 Check the installation status 5 1 Function for failure diagnosis Setting value FZ compartment Code Amount of water supply 0 setting value 1 Setting value 10cc 2 3 4 5 6 7 Setting value FZ Compartment code Temp compensation 0 14min 1 13min 2 12min 3 11min 4 10min 5 15min 6 16min 7 17...

Page 151: ...rtment code Temp compensation 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 5 2 5 6 6 3 0 7 7 3 5 8 1 0 5 9 2 1 0 10 3 1 5 11 4 2 0 12 5 2 5 13 6 3 0 14 7 3 5 15 8 4 0 8 Temperature changing table of Ice Maker Dropping Temperature Set item Ice Maker Dropping Temperature Reference Fridge Room 7 SEG Value 35 ex If you want to change the mid drawer room temperature to 2 1 0 Setting value FZ Compartment c...

Page 152: ...8 4 4 129 47431 41 41 8 4 514 92903 27 16 6 4 093 45146 40 40 4 490 88037 26 14 8 4 056 42984 39 38 2 4 465 83456 25 13 4 018 40938 38 36 4 4 439 79142 24 11 2 3 980 39002 37 34 6 4 412 75077 23 9 4 3 940 37169 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...

Page 153: ...594 25562 2 35 6 2 751 12233 14 6 8 3 548 24425 3 37 4 2 700 11741 13 8 6 3 501 23345 4 39 2 2 649 11271 12 10 4 3 453 22320 5 41 2 599 10823 11 12 2 3 405 21345 6 42 8 2 548 10395 10 14 3 356 20418 7 44 6 2 498 9986 9 15 8 3 307 19537 8 46 4 2 449 9596 8 17 6 3 258 18698 9 48 2 2 399 9223 7 19 4 3 208 17901 10 50 2 350 8867 6 21 2 3 158 17142 11 51 8 2 301 8526 To do list 5 2 Diagnostic method ac...

Page 154: ...29 6281 36 96 8 1 277 3428 20 68 1 885 6052 37 98 6 1 253 3344 21 69 8 1 842 5832 38 100 4 1 213 3204 22 71 6 1 799 5621 39 102 2 1 183 3098 23 73 4 1 757 5419 40 104 1 153 2997 24 75 2 1 716 5225 41 105 8 1 124 2899 25 77 1 675 5039 42 107 6 1 095 2805 26 78 8 1 636 4861 43 109 4 1 068 2714 27 80 6 1 596 4690 44 111 2 1 040 2627 28 82 4 1 558 4526 45 113 1 014 2543 To do list 5 2 Diagnostic metho...

Page 155: ... 1913 74 165 2 0 481 1063 55 131 0 783 1855 75 167 0 469 1034 56 132 8 0 762 1799 76 168 8 0 457 1006 57 134 6 0 743 1745 77 170 6 0 446 978 58 136 4 0 724 1693 78 172 4 0 435 952 59 138 2 0 706 1642 79 174 2 0 424 926 60 140 0 688 1594 80 176 0 414 902 61 141 8 0 670 1547 81 177 8 0 404 877 62 143 6 0 653 1502 82 179 6 0 394 854 63 145 4 0 636 1458 83 181 4 0 384 832 64 147 2 0 620 1416 84 183 2 ...

Page 156: ... 21 1569 321 1285 8 1173 240 961 22 1598 327 1309 9 1205 247 987 23 1627 333 1333 10 1235 253 1011 24 1656 339 1356 11 1266 259 1037 25 1685 345 1380 12 1297 265 1062 26 1713 350 1403 13 1328 272 1088 27 1741 356 1426 DATA2 Humidity Sensor table Voltage output table 23 5Vdc HTG3515CH HTG3535CH RH Temperature compensate RH Relative Humidity Temp Ⓒ 23 x 0 05 To do list 5 2 Diagnostic method accordin...

Page 157: ...6 406 1627 56 2505 513 2052 37 2012 412 1648 57 2530 518 2072 38 2038 417 1669 58 2555 523 2093 39 2064 422 1690 59 2580 528 2113 40 2090 428 1712 60 2605 533 2133 41 2116 433 1733 61 2630 538 2154 42 2142 438 1754 62 2655 543 2174 43 2168 444 1776 63 2680 548 2195 44 2194 449 1797 64 2705 553 2215 45 2220 454 1818 65 2730 559 2236 46 2246 460 1839 66 2756 564 2257 47 2272 465 1861 67 2782 569 227...

Page 158: ...8 94 3504 717 2870 75 2990 612 2449 95 3530 722 2891 76 3017 617 2471 96 3566 730 2920 77 3044 623 2493 97 3595 735 2944 78 3071 628 2515 98 3624 741 2968 79 3098 634 2537 99 3653 747 2992 80 3125 639 2559 100 3683 754 3016 81 3152 645 2581 82 3179 650 2604 83 3206 656 2626 84 3233 661 2648 85 3260 667 2670 86 3288 673 2693 87 3316 678 2716 To do list 5 2 Diagnostic method according to the trouble...

Page 159: ...eezing might be not operated if the appliance is operated by the emergency operation mode You would better to check the appliance according to the self diagnosis of the manual 1 If ICE Maker R Sensor has troubled Is the voltage between MAIN PCB Connector CN90 1 Brown and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number ICE Maker Connector CN90 1 Brown and J23 JUMMPER PCB t...

Page 160: ...R Compare the temperature table after the measure Measuring voltage of CN90 1 Brown J23 JUMMPER are as below PCB Typical Ground J23 JUMMPER Is input voltage of IC01 MICOM 71 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 71 CN90 1 Brown and J23 JUMMPER from PCB typical Ground part are similar Check the measure ...

Page 161: ...ctor CN30 6 White and J23 JUMMPER normal NO NO 0 6V Measurement 4 6V Sensor MICOM Connector number R Connector CN30 6 White to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace the temperature sensor Recheck the wire connection part Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor R CN30 6 CN76 1 measurin...

Page 162: ...re the temperature table after measurement Measuring voltage of CN30 6 White J23 JUMMPER are as below Is the input voltage of IC01 MICOM 84 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage IC01 MICOM 84 CN30 6 White and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistance R311 due...

Page 163: ...ector CN30 8 Skyblue and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector Number R DEF Connector CN30 8 Sky blue and J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace the temperature sensor Recheck the wire connection part Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor R DEF CN30 8 CN7...

Page 164: ...are the temperature table after measurement Measuring voltage of CN30 8 Sky blue J23 JUMMPER are as below Is the input voltage of IC01 MICOM 86 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 86 CN30 8 Sky blue and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistanc...

Page 165: ... JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number Ambient Connector CN78 8 Yellow to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace the temperature sensor Recheck the wiring connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor Ambient CN78 8 12 measuring resistance value Pla...

Page 166: ...mpare the temperature table after measurement Measuring voltage of CN78 8 Yellow J23 JUMMPER are as below Is the input voltage of IC01 MICOM 93 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 93 CN78 8 Yellow and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistance ...

Page 167: ...B Connector CN30 4 Red and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number F Connector CN30 4 Red to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace temperature sensor Recheck the wiring connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor F CN30 4 CN76 1 measuring resis...

Page 168: ... the temperature table after measurement Measuring voltage of CN30 4 Red J23 JUMMPER are as below Is the input voltage of IC01 MICOM 82 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 82 CN30 4 Red and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistance R309 due to...

Page 169: ...onnector CN30 5 Orange and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number F DEF Connector CN30 5 Orange to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace temperature sensor Recheck the wiring connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor F DEF CN30 5 CN76 1 meas...

Page 170: ...ompare the temperature table after measurement Measuring voltage of CN30 5 Orange J23 JUMMPER are as below Is the input voltage of IC01 MICOM 83 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 83 CN30 5 Orange and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistance...

Page 171: ...N78 10 Orange and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number Ice Room Connector CN78 10 Orange and J23 JUMMPER from PCB Typical Ground Voltage measured between 4 6V 0 6V Replace temperature sensor Check the wiring connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor Ambient CN78 10 CN76 1 Me...

Page 172: ... JUMMPER Compare with the temperature table after measurement Measured voltage of CN78 10 Orange J23 JUMMPER are as below Is the input voltage of IC01 MICOM 92 normal YES NO No trouble with PCB and temperature sensor Check the bad connections YES Measuring voltage of IC01 MICOM 92 CN78 10 Orange and J23 JUMMPER from PCB Typical Ground are similar Check the measure on the voltage of Resistance R316...

Page 173: ...ector CN30 9 Yellow and J23 JUMMPER normal NO 0 6V Measurement 4 6V Sensor MICOM Connector number Mid drawer Connector CN30 9 Yellow to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace temperature sensor Recheck the wiring connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor Flex CN30 9 CN76 1 mea...

Page 174: ...after measurement Measuring voltage of CN30 9 Yellow J23 JUMMPER are as below Is the input voltage of IC01 MICOM Pin 87 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of IC01 MICOM 87 CN30 9 Yellow and J23 JUMMPER from PCB typical Ground part are similar Check the measure on the voltage of Resistance R314 due to the SMD MICO...

Page 175: ...23 JUMMPER normal Sensor MICOM Connector number Humidity Connector CN30 3 brown to J23 JUMMPER PCB typical Ground Voltage measured between 4 6V 0 6V Replace the Humidity Sensor Recheck the PCB Wire Terminal connection Refer to circuit diagram in the manual DATA1 Temperature table Measuring point of resistance value according to Sensor Humidity CN30 1 3 Resistance value with opened about 50Ω 0Ω Sho...

Page 176: ... JUMMPER Compare the temperature table after the measure Measuring voltage of CN30 3 Brown J23 JUMMPER are below Is input voltage of ICO1 MICOM 81 normal YES NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection YES Measuring voltage of ICO1 MICOM 81 CN30 3 Brown and J23 JUMMPER from PCB typical Ground part are similar Check the voltage of Resistance R321 Check th...

Page 177: ...s the input voltage of IC01 MICOM 56 normal ERROR Code YES Measure the voltage of Resistance between after CN77 connector open 1350 ohm 7 MICOM 56 condition Initial power On Heater off Working heater 3 5V 4 8V 3 5V 4 8V 0V 1 Wire connector 2 Replace Heater 1 Recheck the wire 2 Replace PCB MAIN NO Normal recheck Checking method of Flex Zone Room Damper resistance CN77 1 Black 2 Brown Ω Open wire di...

Page 178: ... the trouble before power off Is COMPRESSOR ON For C FAN For R FAN For F FAN Is the voltage between MAIN PCB J23 JUMMPER and CN 76 5 Sky blue around DC7 12V Start YES NO NO Execute manual operation YES NO Is the external temperature above 66 2 19 NO Is the voltage between MAIN PCB J23 JUMMPER and CN76 4 Orange around DC7 12V NO Is the voltage between MAIN PCB Ground J23 JUMPER and CN 76 12 Purple ...

Page 179: ...inutes Time could be delayed depending on the temperatures If the temperature is lower It may not operate about 59 below 15 For C FAN For R FAN For F FAN Does DC7 12V alternate with below DC 2V between MAIN PCB Ground J23 JUMMPER and CN76 5 Sky blue Does DC7 12V alternate with below DC 2V between MAIN PCB Ground J23 JUMMPER and CN76 4 Orange Does DC7 12V alternate with below DC 2V between MAIN PCB...

Page 180: ...R FAN 3 C FAN Display for checking the self diagnostic function R FAN ERROR F FAN ERROR C FAN ERROR PCB Typical Ground J23 JUMMPER Reference CN76 7 F 8 R 9 C will generate the pulse signal when motor rotates These signals will be inputted into MICOM Unless signals are not inputted during motor operating will be ON 10 seconds after fan Off But if signals are not still entered the above operation wi...

Page 181: ...AN works normally Operation temperature ready NO YES NO YES When pressing the ICE TEST S W for a certain period of time over 1 5sec the function is accomplished After beginning of TEST mode Ice maker heater turns on for initial 2 minutes if the ice making temperature is below 0 If it exceeds 0 Ice maker heater turns on for initial 30 seconds After Ice maker heater turns on for 30 seconds it turns ...

Page 182: ...motor will be restarted after 10 minutes This function is against the case that motor movement would be restrained by foreign matters like ice Predicted Cause FAN MOTOR troubles itself Bad wiring connections Wrong Input of the fan motor rotation pulse FAN pulse voltage CN76 6 Pink The voltage is variable due to pulse signal but measured about 2 3V with the Multi Meter PCB Typical Ground J23 JUMMPE...

Page 183: ...pressing the Ice Maker Test Button Fridge Ice Maker It is not possible to check when the power is off 4 Since both of the PCB and the Ice Maker are located at the front and the back each other make sure to have two people check them 5 It may cause burn when the Ice Maker Heater heats up So please take an extra caution 6 The Ice Maker has a counter clockwise rotation function So its counter clockwi...

Page 184: ...eplace Water Valve Refer to Water Valve Operating Conditions 2 Check Replace Main PCB MICOM IC01 Operation Status Ready Rotation Before Complete Returning 73 Guide Ice Full 0V 4 9V 4 9V 0V Is the ICE Maker Sensor normal PCB Ice Maker Related Parts are Normal Check all the Wire Connections again YES NO 1 Check Repair ICE Maker Sensor Refer to it when ICE Maker Sensor is defective Ice maker Operatio...

Page 185: ...e according to heater F DEF CN70 3 Brown CN72 3 Gray measuring resistance value 63 ohm 7 R DEF CN70 1 White CN72 3 Gray measuring resistance value 120 ohm 7 0Ω Short trouble Ω Open bimetal heater trouble Refer to self diagnostic function in the manual Reference to the manual Self Diagnostic R DEF ERROR F DEF ERROR If defrost has trouble select the self diagnostic function to detect the error of de...

Page 186: ...system return to cooling operation after heating for specified time YES NO Normal YES YES Recheck the applicable sensor Reference If defrost sensor temperatures of fresh food and freezer compartments are higher than 50 10 53 6 12 by the heating from heater heating would be finished and will return to cooling operation after a pause Resistance value of sensor according to temperature 86 30 4 22 If ...

Page 187: ...air connection terminal NO YES Check bimetal heater itself disconnection etc Replace failure Relay or replace PCB ASS Y Checking method of F R DEF Heater resistance value CN70 3 Brown CN72 3 Gray CN70 1 White CN72 3 Gray Recheck if resistance values are different after the test 1 F DEF Heater 2 R DEF Heater 187 https appliancetechmanuals com ...

Page 188: ... to C108 YES NO Caution There is Over AC 115V and DC 310V at the Inverter PCB Power Circuit So be cautious when repairing the unit or measuring values To check the Inverter PCB refer to the Operation and Refer sections in this manual Is DC 300V applied between both ends of BD1 Replace the Inverter PCB YES NO Replace the Inverter PCB Replace REG1 7815 188 https appliancetechmanuals com ...

Page 189: ...S Replace REG2 5V LDO NO Does PANEL PCB work normal YES NO NO IS DC 5V applied to C111 Replace REG3 5V LDO Is there any PCB soldering short or breakage NO Replace the Inverter PBA YES 1 Check the wire harness 2 Replace PANEL PCB Check MAIN PCB Wire Check DOOR PANEL PCB 189 Normal https appliancetechmanuals com ...

Page 190: ...uld be checked COMP operation signal CN103 4 6 is High about 2 2 5V Is DC 15V applied to ZD501 Temperature sensing part of MAIN PBA is Good Replace MAIN PB A or Repair the connection YES NO NO NO NO YES YES YES YES YES YES Refer to the TEST Function in this manual NO 1 Check the wire harness 2 Replace the MAIN PCB NO Replace INVERTER PCB Replace F Sensor Repair the sensing part or Replace MAIN PBA...

Page 191: ...ing 6 7 When Compressor does not run Inverter COMP To do list COMP Connector CN04 is Good 1 Check the COMP Wire 2 Check the Compressor YES NO COMP ASS Y is Good Replace COMP ASS Y YES NO YES Normal 191 https appliancetechmanuals com ...

Page 192: ...YES NO Remove causes after compre hending the conditions of int erferance by door gasket food etc Replace Door S W NO YES Is the connector CN76 inserted correctly NO Replace Door S W Connector is not inserted Repair disconnect part YES Seperate the door switch andcheck if the measured value of unit is changed from 0Ω to Ω according to switch ON OFF FF Door Switch is magnetic switch It can be opera...

Page 193: ...o do list Is the input voltage of main 29 28 changed at door open and close status YES YES NO Repair wire connection and Door S W MAIN PCB Door S W is normal Recheck and replace Panel PBA Door MICOM State Door FZ MICOM 29 Mid drawer Micom 27 FZ MICOM 28 Right and Left Close 0V Low 0V Low Open 5V High 5V High 193 https appliancetechmanuals com ...

Page 194: ...r On again YES NO Normal Recheck and Replace Panel PBA Enforce the cancelation the manual operation defrost function or power On after power Off NO YES 6 8 When alarm sounds continuously without stop related with buzzer sound 2 If beep beep sounds continuously To do list 194 https appliancetechmanuals com ...

Page 195: ...air the panel PCB because it consists of SMD assemblies It is recommended to replace PCB assembly when the failure associated with panel is occurred except the minor error such as switch pressing error surface peeling off and so on Start Does it sound dingdong if press a button on the front panel Does it make a sound of door open alarm when you are opening the door of freezer or Fridge more than 3...

Page 196: ... 3 If buzzer does not sound To do list Is there any damage or breakage of the buzzer in the panel PCB Did lead of a component fall on the vibration plate of buzzer NO YES Replace Panel PCB YES NO NO Replace Panel PCB Recheck the button pressing force and mechanical problem 196 https appliancetechmanuals com ...

Page 197: ...sert MAIN PCB Connector again NO YES There is a MICOM embedded in the Panel PCB So take care when doing repairs And except the Solder Touch replace the PCB Insert Connector again Repair the contact trouble 1 When the entire or a certain section of the Panel PCB does not light up Insert Connector again Repair the contact trouble Refer to the Circuit Diagram of this manual or the Wiring Diagram atta...

Page 198: ...he restriction When it keeps troubling after check with the above procedures Check after turning off the unit and turning it on again NO Check the Dispenser and the Top Cover Hinge Connectors Check the Wire Cut and the Wire Short Check the wire connection between the Fridge Top Cabinet and the Main PCB Connector Check the Wire Cut and the Wire Short 2 When the Panel PCB buttons do not work YES 198...

Page 199: ...ispenser and the Top Cover Hinge Connectors Check the Wire Cut and the Wire Short Check the wire connection at the Fridge Top Cabinet Check the Wire Cut and the Wire Short Check Short Open at the Panel Communication the Power Supply Circuit of the Main PCB Since all Touch is used for the Panel PCB Switch be sure to turn off the unit and turn it on again after doing a repair It is to adjust the sen...

Page 200: ... inserted correctly NO YES NO Reinsert Connector Repair ba d contact NO Reinsert connector in MAIN PCB Is signal of MAIN PCB CN51 normal YES NO Check voltage Replace MAIN PCB You should check the display after door opening because the display of this model operates only when the Flex Zone Room compartment door is opened YES Check and repair the switch Refer to how to repair door switch 200 https a...

Page 201: ...m Reassemble PCB ASS Y Enforce the cancelation of pressed keys Reassemble PCB ASS Y Enforce the cancelation of pressed keys If Panel PCB Key is not selected If it is not repaired with the above basic checking method NO Pressed NO Operated by separation Panel PCB itself has trouble Check the wires of Pantry Room disconnection short between wires Recheck the control circuit of MAIN PCB Pantry Panel ...

Page 202: ...l lighting circuit in MAIN PCB YES Is a normal voltage outputted from MAIN PCB IC51 during the key operating NO NO NO Replace MAIN PCB Check the short of MAIN Panel wire PCB Typical Ground J23 JUMMPER Checking method of voltage Based on PCB typical Ground J23 JUMMPER 1 Key voltage CN51 11 Sky Blue a Working 2V 0 5V b Normal 0V The Voltage of KEY is Working every 2m sec 4min Convertible compartment...

Page 203: ...Check Replace REED S W Magnet ASS Y Replace Repair the PCB When controlling the refrigerator light with Regulator 12V LED LAMP Applying to the F R Flex Zone 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 Refer to the circuit diagram to repair MICOM State Door Right and Left FF...

Page 204: ... inserted properly NO YES Does the MAIN PCB connector CN78 output properly 11 12V NO YES Is the LED LAMP connected properly NO Check the connector terminal YES Check the wire Re insert the connector Check the connector terminal Replace PCB Is the LED LAMP normal NO Replace LED LAMP YES Normal 204 https appliancetechmanuals com ...

Page 205: ...uring the voltage of PCB typical Ground J23 JUMMPER and IC76 voltage CN78 3 Red R LED IC77 voltage CN78 1 Brown F LED Checking method of Door switch voltage Measuring voltage of CN76 12 Purple PCB typical Ground J23 JUMMPER CLOSE OPEN PCB Typical Ground J23 JUMMPER R LED Lamp ON R LED Lamp OF 205 https appliancetechmanuals com ...

Page 206: ...V 0V NO YES Does Main PCB IC01 MICOM 117 voltage have high 5V output NO Check soldering short Replace PCB YES Normal Check Ice water valve hose Check soldering short Replace PCB 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 PCB Typical Ground J23 JUMMPER YES 206 2 Ice Water R Valve https appli...

Page 207: ... 0 5V 6 Self Diagnosis Trouble Shooting 6 13 If ICE Water is not supplied To do list YES YES Check soldering short Replace PCB NO YES Check soldering short Replace PCB NO Does Main PCB IC01 MICOM 104 voltage have high 5V output Is the contact point of main PCB RELAY RY73 normal 207 YES Check soldering short Replace PCB NO Does Main PCB IC73 13 have about 0 7V output YES Check soldering short Repla...

Page 208: ...er valve waiting about AC 0V 6 Self Diagnosis Trouble Shooting 6 13 If ICE Water is not supplied To do list YES MAIN PCB normal Need to check the other parts Check the wire between Ice water valve MAIN PCB Ice water valve itself has trouble or bad contact of connector Check the connection hose 208 https appliancetechmanuals com ...

Page 209: ...ES Is the production of sparkling water not completed YES Standby NO Replace the Dispenser Assy Select the Sparkling Function 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 3 Check the Door while it is being closed By using a magnet stick simulate a door closed condition NO https appliancetechm...

Page 210: ...ied on Page 188 NO Is the Water Valve normal YES Refer to the troubleshooting guide for CO2 NO Is CO2 left in the canister YES Is it normal when checking it with the Panel Diagnosing Kit NO Is the CO2 Valve normal YES Is it normal when checking it with the Panel Diagnosing Kit NO Is the water section of the 3 Way Valve normal YES Is it normal when checking it with the Panel Diagnosing Kit NO Is th...

Page 211: ...Panel Diagnosing Kit NO Is the DC Valve on the Discharge Port of the Dispenser NO Check the above steps again and replace the CO2 kit if no problem found Replace the Dispenser Assy Replace the Panel NO YES Is the Wire Connector between the Panel and the Sparkling Water Control PBA linked properly YES Replace the Sparkling Water Kit Refer to the Exploded View of the Sparkling Water Kit Repair or Re...

Page 212: ...nnections of Ice moving motor Check if the COVER ICE ROUTE opens Check the Q706 movement related with AUGER_MOTOR safety YES NO Are Ices in the Ice bucket NO Is Ice Off mode selected on the display panel YES Cancel the Ice Off Check the water pipe bending Shut off heck route of ice check solenoid Check he Ice Maker wiring Start Crushed Ice Cubed Ice 212 Fridge door shall be closed during operation...

Page 213: ... PCB failure Replace NO YES Is IC73 1 2 changed into 5V when pressing Ice Switch Replace the MAIN PCB Errors on IC01 NO YES Is Crushed Ice ejected Normal Operation status NO Is Crushed Ice mode selected on the panel PCB Crushed Ice selected NO YES Is the CUBE MOTOR positioned at cubed ice mode Check the wire connections Motor Cube NO YES Is MICOM IC01 88 change into 0V when press Ice switch Check ...

Page 214: ... MOTOR MAIN PCB Check the door wiring connections CUBE MOTOR MAIN PCB Check the door wiring connections trouble their own or bad wiring connections YES Is the contact point of RY7A RELAY changed into 0Ω RY7A RELAY Error Replace the MAIN PCB NO YES After disconnecting the CN72 CN73 measure The both ends of Contact points RY7A NO YES After disconnecting the CN72 CN73 measure The both ends of Contact...

Page 215: ...l 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 Motor will rotate continuously when the Motor Switch is not sensed Checking Mehod of Cover Ice Route Motor Resistance Make sure to work after Power Off the voltage of Resistance is variable according to the input voltage CN70 5 Red CN73_1 3 Blue 0Ω Short...

Page 216: ... on MOTOR rotation Is the sensing SWITCH connection normal Is the switch pressed area normal when motor rotates Check Repair the Housing connector YES YES NO NO Check Repair the Motor Rotation pressing area Check CN73_1 3 Connector Re connect Check the short open for the SSR75 of Cover Ice Motor on Main PCB Check the voltage of Resistance of parallel Connector CN73 3 CN70 5 Definitely plug out pri...

Page 217: ...e wire OPEN SHORT between the Cover Ice Motor Rotation sensing switches Check the Short of Cover Ice Motor Control Circuit SSR75 in the MAIN PCB Replace the MAIN PCB or the Dispenser Cover Motor Operating Condition of Dispenser Open Close CN50 Switch 1 2 Operating Close ing Open Ice Route Switch 1 CN50 9 Purple 0V 5V 0V Ice Route Switch 2 CN50 10 White 0V 5V 0V 217 https appliancetechmanuals com ...

Page 218: ...osis Function it does not produce ice even if there is no 14E 15E or 39E being displayed 2 Proceed with the Fridge Door being open and the Ice Bucket being removed Start Ice Full in Fridge Room Remove the Ice Bucket and turn on the Load Status Display Function YES Take a photo of the Emitter with the Cell Phone Block the Receiver with a hand NO Indicator Location for Ice Full in Fridge Blinking Ic...

Page 219: ...e Shooting To do list 6 17 IR Sensor Trouble Shooting 219 The Emitter is on YES Receiver Defect Emitter Defect NO Fridge Changes to Ice Full YES Receiver Normal Emitter Normal Receiver Defect NO https appliancetechmanuals com ...

Page 220: ...rt between COMP U V and W phase CN04 2 Short among IPM Pins No 1 26 3 Drop the IPM operating Voltage under DC 13 5V 4 Other cases check the COMP cycle etc SPM Fault Abnormal Current Detection 1 Open the COMP wire CN04 2 Bad condition of R1 ex Bad soldering 3 Other cases check the COMP cycle etc Motor Locked Over RPM 1 Operating the locked rotor COMP within 5 second 2 Operating the COMP under 1000 ...

Page 221: ...ow Set the refrigerator warmer Did you store the food which is juicy in the coldest part of the refrigerator Try moving those items to the other shelves in the fridge instead of keeping them in the colder areas or bins You hear unusual noise or sounds Check that the refrigerator is level and stable Is the back of the refrigerator too close to the wall preventing proper ventilation Try moving the b...

Page 222: ...wait for 12 hours after installation of the water supply line before making ice Is the water line connected and the shut off valve opened Did you manually stop the ice making function Is the freezer temperature too warm Try setting the freezer temperature lower You can hear water bubbling in the refrigerator This is normal The bubbling comes from refrigerant circulating through the refrigerator Th...

Page 223: ...Has the water supply line tubing been crushed or kinked Make sure the tubing is free and clear of any obstruction Is the water tank frozen because the fridge temperature is too low Try selecting a warmer setting on the Digital display Is the Child Lock on Auto close system does not work with the freezer door Is there an imbalance between the right and left parts of the door Open and close the door...

Page 224: ...r Supply to Sparkling Tank Error Display error when open error is detected by water supply to sparkling tank error seperation of Sparkling Tank Water Level Sensor housing part contact error disconnection short circuit The voltage of ASSY PCB KIT CN31 1 CN31 2 shall be over 4 5V https appliancetechmanuals com ...

Page 225: ...set the Dispenser to the Sparkling Mode Check if the Sparkling Water Production is off When the Sparkling Water Production is set to OFF it does not produce additional Sparkling Water Turn on the Sparkling Water Production by pressing the Sparkling Water button on the Display Panel for 3 seconds resetting the CO2 Cylinder or pressing the Cube Crushed button for 3 seconds Sparkling ON OFF Check if ...

Page 226: ...r Lever Even if it has passed the production time of the selected Sparkling Level it keeps operating 30 minutes in Max The Fridge Door is open Check if the Fridge Door Switch is defective or close the Fridge Door 1 When pressing only the Sparkling Water Lever the Display Panel does not wake up 2 When pressing only the Water Lever the Display Panel wakes up It is on the Display OFF mode for Energy ...

Page 227: ...ning the Fridge Door it will send off a Ding Dong sound and then the CO2 Valve will be open for a second Confirm the Sound There are CO2 Valve operating sounds But there are no CO2 injection sounds Sounds occurring when the CO2 Valve is operating Tak Sounds occurring when the CO2 is being injected Sui k CO2 Run out inside the CO2 Cylinder Replace the CO2 Cylinder The CO2 Cylinder Lever is not lock...

Page 228: ...fter opening the Fridge Door it will send off a Ding Dong sound and then the CO2 Valve will be open for a second Confirm the Sound There are no CO2 Valve operating sounds Sounds occurring when the CO2 Valve is operating Tak Sounds occurring when the CO2 is being injected Sui k Defective CO2 Injection Valve 1 Reset the CO2 Cylinder by pressing the Sparkling Water button for 3 seconds on the Display...

Page 229: ... coming out when pressing the Water Dispenser Lever 1 The Sparkling Production OFF Icon is blinking 2 The Over Flow Error occurs at the Self Diagnostics mode When pressing the and buttons for 8 seconds at the same time it will display 93E Water leaks related to the Sparkling Water 1 Remove the Cover of the Sparkling Water Module 2 Check for any water leak around the Over Flow Sensor 3 Replace the ...

Page 230: ... the Water Fill Up and the Water Empty R 10 ⓔ R 10 ⓕ 2 The Water Supply Error is confirmed at the Self Diagnostics Mode When pressing the and buttons for 8 seconds at the same time it will display 94E Defective 5 Way Valve No Water Supply 1 Reset the CO2 Cylinder by pressing the Sparkling Water button for 3 seconds on the Display Panel and reproduce the Sparkling Water 2 When both the Water Fill U...

Page 231: ...s not detected R 10 ⓔ Displaying that the Water Empty is not detected R 10 ⓕ The Mixing Tank is empty Without connecting the Tap Water run the Sparkling Water Production Mode And then connect the Tap Water No Sparkling Water is produced after the Tap Water and the CO2 Cylinder are connected 1 Check if the CO2 Cylinder is connected properly 2 Reset the CO2 Cylinder by pressing the Sparkling Water b...

Page 232: ...Child Lock Check the connecting status of the Water Supply Tube at the back of the Fridge Defective Water Supply Tube Connection at the back of the Fridge Connect the Water Supply Line correctly at the back of the Fridge After separating the Panel check the status of the Housing connection between the back of the Panel and the Fridge Defective Housing Connection Connect the Housing Check whether t...

Page 233: ...nses Defective DC Valve Replace the DIS Valve When plugging out the Hose of the 5 Way Valve Input Terminal and pressing the Water Lever the Water dispenses 1 Defective Housing Connection 2 Defective 5 Way Valve No Water Supply 1 Reconnect the Housing and check it 2 Replace the Module when the symptom occurs again When plugging out the Hose of the 5 Way Valve Input Terminal and pressing the Water L...

Page 234: ...n the Display Panel for 3 seconds resetting the CO2 Cylinder or pressing the Cube Crushed button for 3 seconds Sparkling ON OFF When connecting the Water Hose properly and pressing the Water Lever check if water dispenses When the Sparkling Water Function operates there is no Water Supply but for the CO2 Connect the Water Hose correctly at the back of the Fridge Check it at the Display Function of...

Page 235: ... Dispenser Lever 1 Check it at the Display Function of Load Condition Mode It is displayed that there is no detection for both the Water Fill Up and the Water Empty R 10 ⓔ R 10 ⓕ 2 When plugging out the Hose of the 5 Way Valve Input Terminal and pressing the Water Lever the Water dispenses 1 Defective Housing Connection 2 Defective 5 Way Valve No Water Supply 1 Reconnect the Housing 2 Replace the ...

Page 236: ... Energy Saver button on the Display Panel for 5 seconds after opening the Fridge Door it will send off a Ding Dong sound and then the CO2 Valve will be open for a second Confirm the Sound There are CO2 Valve operating sounds But there are no CO2 injection sounds Sounds occurring when the CO2 Valve is operating Tak Sounds occurring when the CO2 is being injected Sui k CO2 Run out inside the CO2 Cyl...

Page 237: ...idge Door it will send off a Ding Dong sound and then the CO2 Valve will be open for a second Confirm the Sound There are CO2 Valve operating sounds But there are no CO2 injection sounds Sounds occurring when the CO2 Valve is operating Tak Sounds occurring when the CO2 is being injected Sui k CO2 Run out inside the CO2 Cylinder Replace the CO2 Cylinder There is too much Sparkling Water Dripping 3 ...

Page 238: ...l Up and water comes out of the Vent 2 Check it at the Display Function of Load Condition Mode The Water Fill Up is not detected R 10 ⓔ Defective Housing Connection Reconnect the Housing and Defective Display Panel Replace the Display Panel Defective Water Level Sensor No Water Fill Up Detection Replace the Module Water leaks at the joints Open the Module and check the marking area on each Hose No...

Page 239: ...7 1 PCB Layout with part position 7 PCB DIAGRAM To do list This document can not be used without Samsung s authorization 239 https appliancetechmanuals com ...

Page 240: ...7 PLC input output PLC Power Line communication Option PLC module is not inserted unless specified occasion 8 Operate ICE MAKER supply power to MOTOR and sense the variation of switch 9 Main Micom Panel Micom serial communication circuit Dispenser option input part Water Cover Ice route switch 10 Mid drawer Room display control part display LED detect KEY state 11 Control Mid drawer Room damper Da...

Page 241: ...MP operation signals from the Main PBA and feedbacks the inverter errors to the Main PBA 4 BOOTSTRAP Charger It is an independent power circuit for the driving of the IMP High Phase IGBT 5 Current Pickup Circuit It pickups the currents taken by the Shunt resistance and does the PWM DUTY control 6 IPM FNE41060 7 Micom MN103SFC2D 7 2 PBA Layout with part position Inverter Board 7 PCB DIAGRAM This do...

Page 242: ...7 3 Connector Layout with part position Main Board To do list 7 PCB DIAGRAM This document can not be used without Samsung s authorization 242 RF31FMED RF24FS https appliancetechmanuals com ...

Page 243: ...7 4 Connector Layout with part position Inverter Board To do list 7 PCB DIAGRAM This document can not be used without Samsung s authorization 243 https appliancetechmanuals com ...

Page 244: ...8 Wiring diagram To do list This document can not be used without Samsung s authorization 244 RF31FM D RF24FS Common for All Models https appliancetechmanuals com ...

Page 245: ...8 Wiring diagram To do list This document can not be used without Samsung s authorization 245 RF31FM S For Sparkling model Only https appliancetechmanuals com ...

Page 246: ...9 SCHEMATIC DIAGRAM 9 1 Whole block diagram To do list This document can not be used without Samsung s authorization 246 RF31FM https appliancetechmanuals com ...

Page 247: ...9 1 Whole block diagram To do list 9 SCHEMATIC DIAGRAM This document can not be used without Samsung s authorization 247 RF24FS https appliancetechmanuals com ...

Page 248: ...10 1 Nomenclature To do list 10 MODEL CODE TABLE This document can not be used without Samsung s authorization 248 RF31FM https appliancetechmanuals com ...

Page 249: ...10 1 Nomenclature To do list 10 MODEL CODE TABLE This document can not be used without Samsung s authorization 249 RF24FS https appliancetechmanuals com ...

Page 250: ...e End Thank you 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 https appliancetechmanuals com ...

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