Samsung RT 43 Service Manual Download | Manualshive

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Hotpoint,Mba
4033 Cv

LG_MULTI_F_3828A20097W_1[1]

Samsung
Refrigerador

346481235-
WD856UHSAWQ-







0

PRODUCT SPECIFICATIONS

2-6. Display Design

①

②

① POWER COOL

1.When you press the Power Cool button, the Indicator(

) will light up and the refrigerator will speed up

the time.
2. This function will be activated for seve ral hours and then return to the previous temperature.
3. This function switches off automatically. When the Power Cool process is completed, the Power Cool
indicator switches off and the freezer switches back to the previous temperature setting. To deactivate this
function, press the Power Cool button.

② Fridge

Press the Fridge button to set the fridge to desired temperature from the range 1~2 °C to between 1 °C
and 7 °C.
Default set temperature is set on 2 °C and each time you press th e Fridge button, temperature will
changing following order and temperature ind icator will display the desired temperature.

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Summary of Contents for RT 43

Page 1: ...dle Rotary RT46H567 Bar Handle Dispenser Anti Bacteria RT46H564 3 1 0 Bar Handle Dispenser RT46H567 Bar Handle Dispenser Anti Bacteria RT46H564 3 1 0 Bar Handle Dispenser RT46H537 8 9 Bar Handle Display Anti RT46H537 8 9 Bar Handle Display Anti Bacteria RT46H535 5 4 3 2 1 0 Bar Handle Bacteria RT46H535 5 4 3 2 1 0 Bar Handle RT46H515 5 4 3 RT46H515 5 4 3 2 1 0 Bar Handle 2 1 0 Bar Handle Rotary RT...

Page 2: ...Total Ver 02 Uploaded by epalarcon9 ninguno Full description Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 ...

Page 3: ... in appliance may result in personal injury and property damage personal injury and property damage The The manufacturer or dealer cannot be responsible for the interpretation of manufacturer or dealer cannot be responsible for the interpretation of this informatio this information n SAMSUNG ELECTRONICS SAMSUNG ELECTRONICS T Technical Service echnical Service Guide Guide Copyright Copyright ⓒ ⓒ201...

Page 4: ...tion Forced Defrost Test Function Forced Operation Forced Defrost 4 1 1 1 How 4 1 1 1 How to Enter to Enter the TEST the TEST MODE MODE 4 1 1 2 TEST MODE Description 4 1 1 2 TEST MODE Description 4 1 2 4 1 2 Self Diagnosis Self Diagnosis Function Function 4 1 2 1 For 4 1 2 1 For Models with Models with Electronic Displays Electronic Displays 4 1 2 2 Models 4 1 2 2 Models with ROTARY S W with ROTAR...

Page 5: ...Samsung Refrigerador 34648123 WD856UH 0 Contents 5 1 Part Layout Main Board 5 1 1 BETTER 5 1 2 BEST BETTER 5 2 Parts Layout Inverter Board 5 3 Connector Arrangement Main Board 5 3 1 BEST BETTER 5 4 Connector Arrangement Inverter Board 6 BLOCK DIAGRAM 6 6 1 BLOCK DIAGRAM PBA Main 6 2 Block Diagram PBA Inverter 7 REFERENCE INFORMATION 6 7 1 Nomenclature 7 2 Q A ...

Page 6: ...sary measures such as related component change insulation tapping etc After repair check out the assembled state of parts It should be the same as the previous state Check out the surrounding conditions Change the location if the fridge is located at humid wet places or the installed state is unstable If needed ground the fridge Especially if there is a possibility of electric leakage ground is in...

Page 7: ...ution Caution Unplug Use the rated components on the replacement Check the correct model rated voltage rated current operating temperature and so on On repair make sure that the wires such as harness are bundled tightly Bundletightlywiresinordernottobedetached bytheexternalforceandthennottobewetted Check if there is any trace indicating the permeation of water Ifthereisthatkindoftrace change there...

Page 8: ...allow users to store articles on the product Opening or closing the door may cause things to falldown with mayinflict awound Prohibition Prohibition Prohibition Warning Caution Do not allow users to disassemble repair or alter It may cause fire or abnormal operation which leads to injury Do not disassemble Do not allow users to insert the power plugs for many products at the same time Maycauseabno...

Page 9: ...ol button on the display fridge starts cooling inside powerfully and helps reach to the target temperature in a short time This convenient mode can reduce waiting time for cooling when needed Supply of cool water without door opening With the water dispenser you can obtain chilled water easily without opening the door In addition you can save electricity by more than 30 reducing the number of time...

Page 10: ...take out food while reducing unused space inside BIG GUARD A wider and deeper Big Guard can store big and tall bottles easily enabling to enjoy a big bottle of beverage for a long period of time or to store more and various beverages ANTI BACTERIA PROTECTOR The inside fan creates air movement passing through a sterilizing deodorizing filter and ensures more effective and powerful sterilization and...

Page 11: ...23 WD856UH 0 PRODUCT SPECIFICATIONS 2 2 Model Specification Item Specification Model RT53 RT50 RT46 RT43 Net Capacity Total 532 505 458 439 Refrigerator 406 379 346 327 Freezer 126 126 112 112 Net Dimension W mm 790 790 700 700 D mm 720 720 726 726 H mm 1860 1790 1830 1790 Rated Voltage and Frequency 220V 240V 50Hz 220V 240V 60Hz 110V 127V 60Hz Motor Rated Consumption Power F FAN 3 5W ...

Page 12: ...ELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 PRODUCT SPECIFICATIONS Twist Type RT38 RT42 RT35 RT39 RT32 RT36 RT29 RT33 RT25 RT28 RT22 RT26 RT20 Cool Pack Option or Shelf Half 2 3 View of your FRIDGE FREEZER ...

Page 13: ... R600a Freezing Capacity 4 STAR Compressor Model A MSV4A1AL1R Al A NC4MVA1ALP Cu Starting type BLDC Oil Charge A Mineral Oil 10cSt A Mineral Oil 5cSt Freezer Freezer Split Fin Type Condenser No Condenser Side Cluster 5row each side Dryer Molecular Sieve 6gr Capillary tube OD1 8 x ID0 75 x L3000 SLHX L2000 E l e c t r i c C o m p o n e n t s Defrost Heater Conductingat F Defrost 120V 160W 90ohm 230...

Page 14: ...RT46 RT E l e c t r i c C o m p o n e n t s Over load Relay Model 4TM445PHBYY 82 Temp ON 125 Temp OFF 69 4TM445PHBYY 82 220V 240V 50Hz 220V 240V 60Hz 110V 127V 60Hz Motor F FAN BLDC ARES2120RA 1870RPM 4 12V 210mA 20 2 5W 20 Deodorizer G6015S12B 2400RPM 7 12V 0 07A 1W 4POLE CW 60 60 15 Lamp LED Type F ROOM 3CHIP DC12V 45 75mA R ROOM 5CHIP DC12V 120 160mA Power Cord Europe UCP 2 United Kingdom BF 3 ...

Page 15: ...u r e S e n s o r C o m p o n e n t s R e f r i g e r a t o r MODEL Temperature Selection ON OFF THERMI STOR Fridge sensor 502AT 1 2 5 0 5 2 3 5 0 5 7 8 5 5 5 D e f r o s t R e l a t e d C o m p o n e n t s D e f r o s t C y c l e First Defrost Cycle Concurrent defrost of F and F 6hr 10min Defrost Cycle FRE 6 53hr very according to the conditions used Pause time 8 1min Defrost Sensor Model THERMIS...

Page 16: ...views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 PRODUCT SPECIFICATIONS 2 5 Dimension MM MODEL A B C D E F G H I J K L M RT53 Bar 1855 1790 65 17 1800 38 770 720 609 785 1435 1375 1170 RT50 B 1785 1720 65 17 1730 38 770 720 609 785 1435 1375 1170 ...

Page 17: ... several hours and then return to the previous temperature 3 This function switches off automatically When the Power Cool process is completed the Power Cool indicator switches off and the freezer switches back to the previous temperature setting To deactivate th function press the Power Cool button Fridge Press the Fridge button to set the fridge to desired temperature from the range 1 2 C to bet...

Page 18: ... the best performance and also prevents overloading house wiring circuits which could cau 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 ...

Page 19: ...over Hinge Upp Hinge Upp Like the picture take Like the picture take off the Cover Hinge off the Cover Hinge Upp along the arrow Upp along the arrow 2 Disconnect the connector of 2 Disconnect the connector of wires wires 3 Remove Hinge screws by turning to 3 Remove Hinge screws by turning to counterclo counterclockwise and then ckwise and then take off the take off the Hinge Upp Hinge Upp CAUTION ...

Page 20: ...Remove hinge screws by turning to 2 Remove hinge screws by turning to counterclo counterclockwise and then ckwise and then take off the take off the Hinge Mid Hinge Mid 3 Remove the door from the low hinge by 3 Remove the door from the low hinge by carefully lifting the door carefully lifting the door CAUTION CAUTION Take care when removing the door to Take care when removing the door to insure th...

Page 21: ...ssy Cover Disp Cover Dispenser like the enser like the picture picture pull them upward pull them upward CAUTION CAUTION Be careful not to scratch Be careful not to scratch Control Panel Control Panel 1 Remove Inlay film as shown 1 Remove Inlay film as shown 2 Insert a flat head screwdriver on the slot as 2 Insert a flat head screwdriver on the slot as shown and unlock the tabs shown and unlock th...

Page 22: ...dle 1 Attach Tape at the above handle to prevent scratch 2 Open the door 3 Pulling out the handle and hit handle bottom face verticality with rubber hammer Refer to the picture CAUTION Be careful not to scratch CAUTION When disassembling make sure the unit turned off if you want to assembly fellow the reverse order Fre Ref Fridge Door Reed S W 1 Use a small flat head screwdriver to unlock the reed...

Page 23: ...p and pull the shelf out to the front Glass Shelf Drawers are designed for storage of fruits vegetables and deli items The drawers are located in the lower portion of the refrigerator 1 Pull out the drawer as far as it goes 2 Tilt the drawer up and pull it out until it is removed Anti Bacteria 1 Lift up and pull the Anti Bacteria out to the front CAUTION When disassembling make sure the unit turne...

Page 24: ...ove 1 screw with phillips head driver CAUTION When disassembling make sure the unit turned off if you want to assembly fellowthe reverse order 3 Hold the corner of cover with hand Pull it outward 5 Disconnect the wireharness 6 Pull the Cover Multi out forward 7 Disassembly Ins Multi from Cover Multi 8 Detach the tape from Cover Multi and change sensor Twist Ice Maker 1 Lift it up and pull the shel...

Page 25: ...over in Freezer 1 Remove the Cap Screws CAUTION When disassembling make sure the unit turned off if you want to assembly fellow the reverse order 2 Remove 2 screw with phillips head driver 3 Hold the corner of upper cover with the hand and pull it downward and outward 4 Disconnect the wire harness at the top left corner FAN 1 Remove 6 screws with phillips head driver Remove the washers 2 Take off ...

Page 26: ...A 1 Remove 3 screws of the PBA cover CAUTION When disassembling make sure the unit turned off 2 Disengage all housing connectors connected with Inverter PBA and Main PBA 3 Remove the Inverter PBA and Main PBA bypulling the hook out refer the picture Disconnect the sensor and the housing Tray Drain Water 1 Turn off the refrigerator 2 Remove all the storage inside 2 Lay the front of the refrigerator...

Page 27: ...OW TO DO PICTURES 1 Check the size of the entrance Before moving in the ref check the size of the elevator and the main entrance 2 Delivering Doors Deliver the F R Doors first Make sure not to scratch surfaces and bend the water supply hose 3 Delivering Body To prevent side walls from scratches reuse the packing materials during delivery Upon delivery make sure to work by 2 personal as a team 3 5 ...

Page 28: ...per location 2 Check the floor even If the back of the ref is not leveled there will be diagonal defect So make sure to put a hard insertion ex wooden block plastic bar on the lower floor fix it with sticky tapes and level it 3 Insert leveling JIG to let the both rear caster touch the floor lift up a little the unit and insert the JIG 4 Adjust the front legs using a flat driver let the legs touch ...

Page 29: ...nd for about 4 second At this time release the Fridge and the Power Cool buttons and press the Fridge button Then it will gointo the TEST MODE 2 At the Test mode all the display buttons will work as the Test button 3 Each time the Test button is pressed it will change in the following order Forced Operation Forced F Defrost Cancellation Normal Operation 4 It is recommended that the unit be re plug...

Page 30: ...ute delay 5 If forced operation is selected defrost immediately is interrupt 6 If forced operation is selected COMP and F FAN continuously operate for 24 hours 7 The forced operation continues to operate until completed or different MODE is switched or released for defrost F 8 Once forced operation is complete 24 hours F defrost is proceeded regradess of the previous state 9 After the defrost oper...

Page 31: ... Operation begins as soon as the compressor stops it may cause the overload So take care when entering into the Forced Operation 1 3 When the Forced Operation is selected the compressor and the F Fan operate for 24 hours without stopping 1 4 When the unit is shifted to the Forced Operation the Fridge temperatures will be automatically set to 1 1 5 When the Forced Operation is selected the Power Co...

Page 32: ...emperature LED Lamps indicating 3 5 and 7 will be on showing that it is on the Forced F Defrost 2 2 At this time it sends out Beeping sound for 3 seconds This alarm sound repeats 0 75 sec On and 0 sec Off which keeps on until the Forced F Defrost finishes 3 Test Cancellation Mode 3 1 When turning the display panel into the Test mode and pressing the any button once more during the Forced F Defrost...

Page 33: ...ilure of the defective sensor or cancel the Initial Self Diagnosis Function by pressing the Power Cool and the Fridge buttons for 13 seconds 2 Self Diagnosis Function during Normal Operation 2 1 During the Normal Operation press the Power Cool and Fridge buttons for 7 seconds Then the 2 3 5 temperature LEDs on the Display Panel will blink at the interval of 0 5 seconds for 3 seconds When pressing ...

Page 34: ...ezer Room Defrost Heater Error 1 LED LAMP 2 EXT SENSOR External SENSOR Error 2 LED LAMP 3 R SENSOR Fridge Room SENSOR Error 3 LED LAMP 4 F DEF SENSOR Freezer Defrost SENSOR Error 5 LED LAMP 5 F FAN ERROR Freezer Room Fan Motor Error 7 LED LAMP 6 COMP Run failure ERROR COMP Run failure ERROR Power Cool LED LAMP COMP IPM FAULT ERROR COMP IPM FAULT ERROR COMP ABNORMAL CURRENT DETECTION ERROR COMP Loc...

Page 35: ...en MAIN PCB CN30 4 RED 7 Gray should be within 4 5V 0 5V 5 F FAN ERROR When the related Fan Motor operates it occurs if the contact of the Feed Back Signal Wire is defective the Motor Wire is slipped out or the Motor is defective The voltage between MAIN PCB CN72 9 S BLU 10 GRY should be within 7V 12V 6 Comp start failure error The error code is displayed when the compressor has failed to start Ch...

Page 36: ...y Item Description Trouble Shooting 1 Twice F DEF SENSOR Connector Slipped Out or Open Contact Wire Cut or Short Circuited Abnormal Sensing Temp higher than 65 or lower than 50 The voltage between MAIN PCB CN30 4 RED CN76 1 Gray should be within 0 5V 4 5V 2 3 times EXT SENSOR Connector Slipped Out or Open Contact Wire Cut or Short Circuited Abnormal Sensing Temp higher than 65 or lower than 50 The...

Page 37: ...NSOR Connector Slipped Out or Open Contact Wire Cut or Short Circuited Abnormal Sensing Temp higher than 65 or lower than 50 The voltage between MAIN PCB CN30 5 ORG 7 Gray should be within 4 5V 0 5V 5 9 times Rotary Error PBA Rotary Switch Slipped Out or Open Contact Wire Cut or Short Circuited Switch Part Defect The voltage between MAIN PCB CN30 3 BRN 7 Gray should be within 4 5V 0 5V 6 10 times ...

Page 38: ...arily mean that the related parts Loads are operating In other word even though it shows a certain load working the related part may not operate due to such as a defective PCB relay or the defective part itself it needs checking 4 The Load Display function lasts for 30 seconds and then it goes back to the normal operation 5 Each Display LED lighting for the load status is as follows Press the Powe...

Page 39: ... brings back all its previous operation functions related to th panel display 3 When it is higher than 12 it is to be considered as a long period power failure and it will initialize the panel display Fridge Automatically set to 2 MID 1 During the Normal Operation press the Power Cool Fridge buttons for 7 seconds Then the 2 3 5 temperature LEDs on the Display Panel will blink at the interval of 0 ...

Page 40: ...e entire Display Panel will blink at the interval of 0 5 seconds for 3 seconds 2 At this time release the Fridge Power Cool buttons and press the Power Cool button it sends out Din Dong sound Then it shifts to the Option Setting Mode When there is no button press for 20 seconds at the Option Setting Mode it will go back to the normal display mode Press the Power Cool Fridge Key buttons for 4 secon...

Page 41: ...T MODE OPTION INCREASE BY ONE DEGREE Rotation Type OPTION SET VALUE INCREASE BY ONE DEGRE Rotation Type Input Buttons for Display Codes Display Code Input Key OPTION Input with the Power Cool Button with the Power Cool LED On OPTION SET VALUE Input with the Fridge Button with Power Cool LED Off The Bar Type Display Panel shows the numbers as shown in the following tables Binary Type Value 0 1 2 3 ...

Page 42: ...e Fridge compartme will operate at 0 internally even if it shows 2 on the display panel Therefore the temperature will be controlled by 2 lower than the set temperature on the display panel 2 After changing into the Option mode 0 s on both of the Fridge and Freezer compartments lights up on the display panel when units being shipped out the unit will be shipped out with 0 set on the Fridge compart...

Page 43: ...e Note There are other option setting functions But it s got to do with the performance of the unit not for repair purposes So they are not handled in this manual Except those described in this manual do not change other values Setting Item Fridge Temp Shift Option Item Location Temp Display 1 Setting Value Option Value Freezer Temp Value 0 0 1 0 5 2 1 0 3 1 5 4 2 0 5 2 5 6 3 0 7 3 5 8 0 5 9 1 0 1...

Page 44: ... 4 412 75077 8 46 4 2 449 9596 53 127 4 0 824 19 36 32 8 4 385 71246 9 48 2 2 399 9223 54 129 2 0 803 19 35 31 4 356 67634 10 50 2 350 8867 55 131 0 783 18 34 29 2 4 326 64227 11 51 8 2 301 8526 56 132 8 0 762 17 33 27 4 4 296 61012 12 53 6 2 253 8200 57 134 6 0 743 17 32 25 6 4 264 57977 13 55 4 2 205 7888 58 136 4 0 724 16 31 23 8 4 232 55112 14 57 2 2 158 7590 59 138 2 0 706 16 30 22 4 199 5240...

Page 45: ... properly So please check the unit according to the Self Diagnosis functio MAIN PCB Connector CN30 is inserted properly R Sensor is normal Voltagebetween MAIN PCB Connector CN30 5 ORG and CN30 7 GRY Input Voltage at IC10 MICOM Pin 23 is normal Start PCB and Temp Sensor are normal Check the connector contact Connector contact defect Reconnect Replace Temp Sensor Check the wire connection Check Sold...

Page 46: ...OM Pin 21 is normal Start PCB and Temp Sensor are normal Check the connector contact Connector contact defect Reconne Replace Temp Sensor Check the wire connection Check Soldering Defect Short No No No NO Value 0 6V or Value 4 6V No Yes Yes Yes Yes Sensor MICOM Connector EXT Between Connector CN31 1 YEL and CN31 2 YEL Voltage Between 4 6V 0 6V SensorResistanceReadingLocation EXT Between CN31 1 and...

Page 47: ...Voltage at IC10 MICOM Pin 24 is normal Start PCB and Temp Sensor are normal Check the connector contact Connector contact defect Reconnect Replace Temp Sensor Check the wire connection Check Soldering Defect Short No No NO Value 0 6V or Value 4 6V No Yes Yes Yes Yes Sensor MICOM Connector F DEF Between Connector CN30 4 RED andCN76 1 GRY Voltage Between 4 6V 0 6V Sensor Resistance Reading Location ...

Page 48: ... checking with the Self Diagnosis The Compressor is Off It reads DC7 12 between MAIN PCB GND and CN76 9 Does it repeat DC7 12V between MAIN PCB GND and CN76 9 and lower than DC 2V between MAIN PCB GND and CN76 6 Start Run Forced Operation FANoperates Replace MAIN PCB Yes Yes No No Yes Yes Upon the initial power on the compressor and the F Fan operate And when the Fridge temp is lower than 12 it wi...

Page 49: ... 20 42 20 32 23 30 52 41 SEG Voltage Watt OHM RT29 RT32 230 130 406 9 120 130 110 8 RT35 230 160 330 6 SensorResistanceReadingLocation F DEF BetweenCN30 4 RED CN76 1 GRY 0Ω Short Ω Open SensorVoltageReadingLocation F DEF Between PCB COMMON Ground andCN30 4 orSEN_2 0V Short 5V Open Note When the temperature of the F DEF Sensor goesover12 with the Defrost Heater heating up it stopsheatinganditgoesba...

Page 50: ...CN70 terminals No MAIN PCB Fuse is blown Yes DC310 340V is applied at BD1 terminals Yes DC 6 2V is applied at TOP S W 3 12 Yes 12V is applied at CE109 terminals Yes 5V is applied at CE113 terminals Yes Panel PCB operates normally Loads such as Relay Plug in the unit No Check the wire connections No 1 Replace Fuse AC 250V 2 0A 2 Replace PCB ASS Y Yes Replace PCB ASS Y No Replace PCB ASS Y No Replac...

Page 51: ...IN PCB Fuse is blown Yes DC 156 180V is applied at BD1 terminals Yes DC 6 2V is applied at TOP S W 3 12 Yes 12V is applied at CE109 terminals Yes 5V is applied at CE113 terminals Yes Panel PCB operates normally Loads such as Relay Plug in the unit No Check the wire connections No 1 Replace Fuse AC 250V 2 0A 2 Replace PCB ASS Y Yes Replace PCB ASS Y No Replace PCB ASS Y No Replace PCB ASS Y No Repl...

Page 52: ...ed Operation mode is activated COMP operates Yes Temperature Sensor is normal Yes Temperature sensing part of MAIN PBA is Good Check the COMP wire Check the Compressor Check AC Power wire Replace COMP ASS Y No Yes COMP operation Signal CN201 is High about DC 2 2 5V or AC 0 5 0V Yes Is DC 16V applied to ZD501 Yes Yes CN101 CN102 Connector is Good COMP ASS Y is Good Refer to Test Function in this ma...

Page 53: ...or Open the room lamps will be off At this time when the Door is completely open the Lamp will not be on right away but after a while When there is Ding Dong sound not stopping When it keeps Beeping Door stays open The unit is not in Forced Operation or Forced Defrostmode Water penetrates into Door S W MICOM 22 Voltage changes when the Door isopen close Connector CN30 is insertedproperly Door S W ...

Page 54: ...ring If it is not a soldering problem it is recommended replacing MAIN PCB due to difficulties in repairing It may not be able to check when it is a closed built in environment and there is lots of noise around DingDong sound goes off when a button on the display panel is pressed Start Check Replace MAIN PCB BUZZER Normal BUZZER Breakage Replacement Replace MAIN PCB Check the button pressing force...

Page 55: ...rtConnector Correct the defective contact Re insert MAIN PCB Connector Re assemble PCB ASS Y Correct any restrictions on the buttons Re insertConnector Correct the defective contact Press the Power Cool Key for 3 seconds And then check display Re assemble PCB ASS Y Correct Defective PANEL PCB No No BeingPressed When PANEL KEY is not selected No No When being separated it works Yes Yes Yes Yes Yes ...

Page 56: ...age is normal Voltage Output at Pin 2 4 CN76 is normal Voltage Output at the MAIN PCB Connector CN76 is normal 10 12V The LED Lamp is connectedproperly The LED Lamp is ok Start Check Replace DOOR S W Replace Repair PCB Replace PCB Check Connector Terminal Replace PCB Check Connector Terminal Replace LED LAMP Normal No No No No No No Yes Yes Yes Yes Yes Yes Door MICOM State DOOR S W MICOM 22 Fridge...

Page 57: ...t between COMP U V and W phase CN102 2 Short among IC3 Pins No 1 24 3 Drop the IPM operating Voltage under DC 13 5V 4 Other cases check the COMP cycle etc IPM Fault Motor Position Error 1 Open the COMP wire CN102 2 Bad condition of resistor R1 ex Bad soldering 3 Other cases check the COMP cycle etc Motor Position Error 1 Operating the locked rotor COMP within 5 second 2 Operating the COMP under 10...

Page 58: ...tion Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 5 PCB DIAGRAM This document can not be used without Samsung s authorization 5 1 Part Layout Main Board 5 1 1 BETTER ...

Page 59: ...ption Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 PCB DIAGRAM 5 1 2 BEST BETTER FOR SIEL PLANT INDIA This document can not be used without Samsung s authorization ...

Page 60: ...Inverter circuit for the Compressor control 2 COMP Driving Feedback Circuit It receives the COMP MSV operation signals from the Main PBA and feedbacks the inverter errors to the Main PBA 3 Micom uPD78F1201 4 BOOTSTRAP Charger It is an independent power circuit for the driving of the IPM High Phase IGBT 5 Current Sensing Circuit It pickups the currents taken by the Shunt resistance and does the PWM...

Page 61: ...FAN MOTOR GND R ROOM LAMP WATER PUMP MOTOR DC 12V BOX FAN F FAN Feedback OPEN I M WATER PUMP F FAN GND CN31 EXT SENSOR EXT SNESOR GND CN70 AC INPUT LOAD L1 N1 F DEF HEATER CN77 AC OUTPUT L2 N2 Earth CN73 INVERTER SIGNAL DC 5V GND CN30 SENSOR SWITCH OPEN WATER SWITCH OPTION CN74 ICE MAKER MOTOR OUT 1 MOTOR OUT 2 GND THERMAL SENSOR TEST S W Vcc HALL IC SIGNAL OUT GND ICE MAKER HEATER DC 12V CN51 DIS...

Page 62: ...ED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 PCB DIAGRAM 5 4 ConnectorArrangement Inverter Board This document can not be used without Samsung s authorization 3050 TMF_SERVICE_MANUAL_3050_2 pdf 1 7 5 2558 13 05 20 ...

Page 63: ...no Full description Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 PCB DIAGRAM FOR GLOBAL This document can not be used without Samsung s authorization ...

Page 64: ...RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 6 BLOCK DIAGRAM 6 1 BLOCK DIAGRAM PBA Main This document can not be used without Samsung s authorization 3050 TMF_SERVICE_MANUAL_3050_2 pdf 1 4 5 2558 13 29 19 ...

Page 65: ...cription Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 BLOCK DIAGRAM 6 2 Block Diagram PBA Inverter This document can not be used without Samsung s authorization ...

Page 66: ...ed by epalarcon9 ninguno Full description Save Embed Print RELATED TITLES 304 views 1 Share Hotpoint Mba 4033 Cv LG_MULTI_F_3828A20097W_1 1 Samsung Refrigerador 34648123 WD856UH 0 7 REFERENCE INFORMATION 7 1 Nomenclature ...

Page 67: ...ture change in both of the compartments Check the clearance between the selves and the liners Freezer Shelves Remove the trim shelves already attached and replace them with those supplied for service Fridge Shelves Because noisepreventing trim selves are not attached it needs attaching What is the solution if the same problem occurs even though the counter action in the service bulletin has been i...

Page 68: ...dislocated What can be checked when the unit sends out noises 1 Check its symptoms and patterns 2 Check if the unit is installed on a firm and leveled floor 3 Check if the unit is installed close to the customer s living area 4 Check if the panel on the machine compartment hits on the rear wall and the unit has enough clearance with the rear wall 5 Check if the refrigerant pipes are shaped as norm...

Page 69: ...ng advancing to a defrost problem Note When it comes to automatic models the fan motor does not operate right on with the door closed after being opened The fan motor for dual evaporator refrigerators starts after a 10 second delay and when the ambient temperature is higher than 33 it starts after a minute What can be done when it sends out much smell in the fridge and the freezer compartments aft...

Page 70: ...ing its delivery to customers chemical smells from various component could build up inside of the compartments So please let the doors open for some time to use the unit Precautions Smells tend to get soaked into the liners or other components If food generating much smell is stored inside it would sti ck onto the liners and other components and it is so difficult to remove the smell Especially cu...

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