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Samsung WF511AB series, Service Manual

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Samsung WF511AB series Service Manual Download Page 17

Removal and Reassembly _ 15

Part

Figure

Description

Separating the Main 

PCB

1.  Remove the 2 screws holding GUIDE-PCB(M) at 

BRACKET-SPRING(R).

2.  Lift up ASSY PCB(M)

3.  Move the ASSY PCB(M) at parallel direction.

4.  Separate 2 hooks 

5.  After SVC, Certainly check the 2 hooks assembled 

correctly.

  Otherwise COVER-PCB(M) will be disassembled 

during washing machine running.

Summary of Contents for WF511AB series

Page 1: ...RACE PROJECT WF511AB GRACE JR PROJECT Model Code WF520ABP XAA WF520ABW XAA WF511ABR XAA Refer to the service manual in the GSPN see the rear cover for the more information 1 Safety Instructions 2 Feat...

Page 2: ...disassembly drawings 12 4 Troubleshooting 23 4 1 Error modes 23 4 2 Corrective actions for each error code 27 5 PCB diagram 33 5 1 Main PCB 33 5 2 Connector and Relay Part Manual Main PCB 34 5 3 Sub 3...

Page 3: ...isconnect the power plug before servicing 4 Failing to do so may result in a risk of electric shock Do not allow consumers to connect several appliances to a single power outlet at the same time 4 The...

Page 4: ...kage AFTER SERVICING Check the wiring 4 Ensure that no wire touches a rotating part or a sharpened part of the electrical harness Check for any water leakage 4 Perform a test run for the washing machi...

Page 5: ...ot press a control button using a sharp tool or object 4 This may result in electric shock or damage to the product WHILE SERVICING When wiring a harness make sure to seal it completely so no liquid c...

Page 6: ...utlet and measure the insulation resistance between the power plug and the grounding wire of the washing machine The value must be greater than 10M when measured with a 500V DC Megger Check whether th...

Page 7: ...use of Pure Cycle Deep steam The Deep Steam feature boosts cleaning performance and loosens grime and dirt thus providing superior cleaning results Diamond drum Take gentle care of your fabrics With i...

Page 8: ...tal is available to raise the washer for easier loading and unloading It also offers a built in storage drawer that can hold a 100 oz bottle of detergent Stacking Model No SK 5A XAA Samsung washers an...

Page 9: ...m A High Overall 38 6 981 mm B Width 27 686 mm C Depth with door open 90 51 2 1300 mm D Depth 34 1 865 mm Water pressure 20 116 psi 137 800 kpa Weight 110 kg 242 5 lb Capacity 5 0 Cu Ft iec Power cons...

Page 10: ...T Yes Heater 900W Yes Yes Yes Diamond Drum Yes Yes Yes Washing Cycle 13 13 12 Delay Wash 24 hrs 24 hrs 24 hrs Tilted Drum 5 5 10 Sound pressure Ave 56 3 dBA Ave 56 3 dBA Ave 57 5 dBA Target Performanc...

Page 11: ...ATER C DC97 15648A 1 Default MANUAL BOOK DC68 02838A 1 Default CAP FIXER DC67 00307A 6 Default HOSE HANGER DC62 10278A 1 Default Note You can purchase additional water supply and drain hoses from a se...

Page 12: ...10 _ Features and Specifications MEMO...

Page 13: ...Motor 1 Balance 5 2 holes of each left and right of the shock absorber 1 Pulley hole Open End wrench 10mm 13mm 19mm Replaceable for the box driver Since the bolt runs idle when the box driver is used...

Page 14: ...removing the rotor requires a lot of strength due to the magnetic force of the Rotor and it may come off suddenly your hand or arm may be injured by the edge of the Stator or Frame Therefore take prec...

Page 15: ...s and remove the 4 screws on the PANEL CONTROL Water valve Noise filter Main PCB Sensor pressure 3 With the top cover removed you will now have access to service the Water pressure sensor EMI Noise Fi...

Page 16: ...nel Control Check Main PCB and Sub PCB 6 Pull the PANEL CONTROL towards and then lift it upwards to separate 7 Carefully disconnect the three wiring connectors by hand 8 Remove the 11 screws holding t...

Page 17: ...Remove the 2 screws holding GUIDE PCB M at BRACKET SPRING R 2 Lift up ASSY PCB M 3 Move the ASSY PCB M at parallel direction 4 Separate 2 hooks 5 After SVC Certainly check the 2 hooks assembled correc...

Page 18: ...VER DOOR including the 3 arrow screws holding the HINGE DOOR 4 Putting and pressing hard a flat head screwdriver into the furrow between COVER DOOR and SUPPORT HINGE 5 Making a semicircle with screwdr...

Page 19: ...g along the circle 2 Remove the 2 screws to separate the DOOR LOCK S W 3 Remove the 4 screws at the top of FRAME FRONT 4 Push the lever and pull it towards to open the COVER FILTER 5 Separate the rema...

Page 20: ...to the valves Use the plier to remove the hose Disassembling and Repairing the Water Level Sensor 1 Separate the wire connected the SENSOR PRESSURE 2 Adjust the plastic clip of pressure sensor between...

Page 21: ...e connected to the PUMP and then pull the HOSE AIR 4 Separate the Clamp of the hose connected to the PUMP and then pull the HOSE DRAIN 5 Separate the wire connected to the PUMP Removing the Remaining...

Page 22: ...FRAME PLATE U 2 Remove the 3 bolts fixing WEIGHT BALANCER and then pull it towards with caution 3 Remove the 4 bolts fixing DAMPER to take ASSY TUB out 4 Remove all wire and hose connected the ASSY T...

Page 23: ...te the TUB FRONT and TUB BACK Disassembling the DRUM 1 Separate the ASSY DRUM from TUB remove 6 M10 bolts from the upper ASSY DRUM disassemble the ASSY FLANGE SHAFT 2 Remove 12 screws from the outer s...

Page 24: ...nch manually without using pincers or tweezers When you re assembly the heater make sure to install the Heater exactly onto the Bracket inside the Tub If it is not properly installed it may cause a fi...

Page 25: ...oo much laundry etc bE This occurs due to erroneous operating signals from the motor hall sensor The IPM terminal of the main PBA is not connected The DD motor cover is out of place The PCB housing te...

Page 26: ...ck or is being pressed continuouly ERROR The Power button is pressed continually for more than 12 seconds A switch is jammed or stuck due to be pressed unevenly due to deformation of the control panel...

Page 27: ...of too much detergent Water leakage occurs because the connecting hose to the detergent drawer is connected incorrectly The drain pump filter cover is engaged incorrectly Water leakage occurs at the d...

Page 28: ...inished the normal cycle proceeds Sud or SUdS is displayed when too much foaming is detected and End is displayed when the removal of the foaming is finished This is one of the normal operations It is...

Page 29: ...and the connector are connected Checking Part Pink Color Wire Oragne Color Wire Frequency Approx 26 4 KHz with no load Washing Motor Error and Hall Sensor Error 3E E3 bE The Motor is not working prop...

Page 30: ...ng ERROR Freezing in the winter season Foreign materials in the drain pump Poor physical connection Drain pump fault Main PCB fault If the drain pump revolutions are restrained due to freezing in the...

Page 31: ...or sensing circuit Replace if faulty TYPE 1 Check the door switch Resistance The resistance of 1 and 3 Pin Must be approximately 125 dL ERROR The Door was unlocked wh ile the washer was running LO The...

Page 32: ...ce if it does not operate normally DRAIN PUMP TYPE Automatic Drainage Check whether there is any foreign material in the bellows Check for any foreign material such as underwear wires or coins PUMP TY...

Page 33: ...ional error replace it A tE error occurs Check the connections for the dry heater temperature sensor connector If the dry heater temperature sensor has a functional error replace it Check the connecti...

Page 34: ...32 _ Troubleshooting MEMO...

Page 35: ...ply the 3 phase drive voltage for the Washing Motor 7 CN3 Hole Sensor Connection Port Detect whether the Washing Motor is working normally Location Part No Function Description 8 CN10 SUB PBA Connecti...

Page 36: ...n Sensor LOCK UNLOCK 3 Empty Pin CN7 1 Reactor Connection Port 2 Reactor Connection Port RY13 1 Steam Heater Relay Switch 2 Steam Heater Relay Switch RY13 1 Washing Heater Relay Switch 2 Washing Heate...

Page 37: ...coder is operated the menu is closed 2 CN7 MAIN PBA Connection Port For communications with main PBA 3 CN6 Sensor input Sensing the water level and water temperature 4 CN2 Drum Light Turn on when door...

Page 38: ...signal 11 Led signal 12 Buzzer signal 13 Buzzer signal CN2 1 Drum light 2 15V CN10 1 Communications Port Rx 2 Communications Port Tx 3 Reset Signal ouput 4 5V 5 Ground 6 15V 7 Main reset signal from...

Page 39: ...ssed or the encoder is operated the menu is closed 2 CN7 MAIN PBA Connection Port For communications with main PBA 3 CN6 Sensor input Sensing the water level and water temperature 4 CN2 Drum Light Tur...

Page 40: ...l 11 Led signal 12 Buzzer signal 13 Buzzer signal CN3 1 Drum light 2 15V CN6 1 Communications Port Rx 2 Communications Port Tx 3 Reset Signal ouput 4 5V 5 Ground 6 15V 7 Main reset signal from SUB 8 W...

Page 41: ..._ 39 6 WIRING DIAGRAM 6 1 WIRING DIAGRAM WF520ABP XAA WF520ABW XAA Reference Information BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WH...

Page 42: ...40 _ Wiring Diagram 6 2 WIRING DIAGRAM WF511ABR XAA Reference Information BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW...

Page 43: ...7 OHM 2 2 1 N 6 2 1 7 2 2 1 U 6 2 1 3 6 2 1 U 6 2 1 N 6 2 1 73 6 M 2 1 2 7 2 1 2 7 2 1 2 7 2 1 73 6 M 2 1 2 7 2 1 2 7 2 1 2 7 2 1 73 6 M 2 1 2 7 2 1 7 2 2 1 2 7 2 1 2 7 2 1 2 7 2 1 73 U 6 2 1 UPD70F3...

Page 44: ...1 LED_0 MT_OP MT_KEY2 LED_1 LED_2 LED_3 WP MT_OP MT_KEY2 MT_KEY1 GND MT_COM0 MT_COM1 MT_COM2 MT_COM3 MT_COM4 7 2 2 1 N 6 2 1 7 2 2 1 6 N 2 1 15_IS 2 7 2 1 7 2 2 1 37 6 M M 6 37 MAIN_RELAY_WATCHDOG MAI...

Page 45: ...W U W X X Y W W W T Y X _ Z U Y X X Y W W W T Y X _ Z U X X Y W W W T Y X _ Z W U X X Y W W W T Y X _ Z W U W X X Y W W W T Y X _ Z W U W X X Y W W W T Y X _ Z W U X X Y W W W T Y X _ Z U Y X X Y W W...

Page 46: ...M 6 3 37 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 2 2 1 Z 03 0 2 1 BUZZER_1 BUZZER_2 BUZZER_1 BUZZER_2 7 4 3 7 7 7 4 Sub Graphic This Document can not be used without S...

Page 47: ...rope samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com This Service Manual is a property of Samsung Electronics Co Ltd Any...

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