Samsung WF56H9100A Series Service Manual Download Page 1

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WASHING MACHINE (DRUM)

CONTENTS

SERVICE

Manual

WASHING MACHINE

DRUM TYPE

Basic Model : WF455ARGSGR-A2

(GRACE PROJECT)

Model Name : WF56H9100A*

(WF9100HA PROJECT)

Model Code : WF56H9100AG/A2

WF56H9100AW/A2

(WF9100HA PROJECT)

1. Safety Instructions

2. Features and Specifications

3. Disassembly and Reassembly

4. Troubleshooting

5. PCB Diagram

6. Wiring Diagram

7. Reference

Summary of Contents for WF56H9100A Series

Page 1: ...ic Model WF455ARGSGR A2 GRACE PROJECT Model Name WF56H9100A WF9100HA PROJECT Model Code WF56H9100AG A2 WF56H9100AW A2 WF9100HA PROJECT 1 Safety Instructions 2 Features and Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram 6 Wiring Diagram 7 Reference ...

Page 2: ...for disassembly and reassembly 10 3 2 Standard disassembly drawings 11 4 Troubleshooting 23 4 1 Error modes 23 4 2 Corrective actions for each error code 27 5 PCB diagram 32 5 1 WF56H9100A Connector and Relay Port Part Detailed Manual Main PCB 32 5 2 WF56H9100A Connector Port Part Detailed Manual Sub PCB 33 5 3 WF56H9100A Connector and Relay Port Part Detailed Manual INVERTER PCB 34 6 Wiring diagr...

Page 3: ...e to disconnect the power plug before servicing 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 There is a risk of fire due to overheating When removing the power cord make sure to hold the power plug when pulling the plug from the outlet Failing to do so may damage the plug and result in fire or...

Page 4: ... not press a control button using a sharp tool or object 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 can enter Make sure that they do not break when force is exerted Check if there is any residue that shows that liquid entered the electric parts or harnesses If any liquid has entered into a part repla...

Page 5: ...ectric leakage AFTER SERVICING Check the wiring Ensure that no wire touches a rotating part or a sharpened part of the electrical harness Check for any water leakage Perform a test run for the washing machine course and check whether there is any water leakage through the floor section or the pipes Do not allow consumers to repair or service any part of the washing machine themselves This may resu...

Page 6: ...tlet and measure the insulation resistance between the power plug and the grounding wire of the washing machine The value must be greater than 10MΩ when measured with a 500V DC Megger Check whether the washing machine is level the floor with respect to the original position of the washing machine prior to service By doing this now will reduce for the need of customer dissatisfaction and redo call ...

Page 7: ...chnology This Samsung washer minimizies noise and vibration with dual 3D vibration sensors and smart control technology ensuring quiet operation Deep Steam The Deep Steam feature boosts cleaning performance and loosens grime and dirt thus providing superior cleaning results Self Clean Tub Cleaning cycle For the ultimate in convenience the new Samsung washing machine s SelfClean technology keeps th...

Page 8: ...es and Specifications Features Description Stacking Model No SKK BB Samsung washers and dryers can be stacked to maximize usable space An optional stacking kit is available for purchase from your Samsung retailer ...

Page 9: ... 083mm B Width 30 762mm C Depth with door open 90º 58 3 1 480mm D Depth 32 5 826mm Water pressure 20 116psi 137 800kpa Weight 121kg 267lb Heater Rating 900 W Capacity Cu Ft iec 5 6 Power consumption Model WF56H9100A Washing 120 V 200 W Washing and Heating 120 V 1 150 W Spin 120 V 550 W Drain 120 V 80 W Spin revolution rpm 1 300 rpm A D B C ...

Page 10: ...tor type DD Motor DD Motor MAX RPM 1300 1300 VRT Yes VRT Yes VRT Heater 900W Yes Yes Interior Drum Swirl Drum Diamond Drum Washing Cycle 15 13 Delay Wash 24 hrs 24 hrs Tilted Drum 7 5 Target Performance MEF 3 55 3 42 WCF 2 5 2 69 kWh year 100 kWh year 90 kWh year Design Control Display LED LED Frame Color W White G Charcoal W White G Charcoal Dimension W D H 30 X 32 5 X 42 6 27 X 34 1 X 38 7 ...

Page 11: ...L USER DC68 03404A DC68 03405A 2 Default CAP FIXER DC67 00307A 6 Default HOSE HANGER DC62 10278A 1 Default A S PART SAND PAPER DC81 00041A 2 Default CABLE TIE 6501 000121 1 Default Note Customer can purchase additional water supply and drain hoses from a service center The spanner wrench water supply and drain hoses are not supplied Both the water supply and drain hoses are supplied during the ins...

Page 12: ... 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 use the box driver 17mm Vice pliers Tool to protect the idle and abrasion of the bolt for the box driver Others Driver Nipper Long nose General tools for the after service ...

Page 13: ...e 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 precaution when separating it You can separate the connector by pressing the navel of the Housing and pulling it outside Motor wire Hall sensor 4 Separate the Motor Wire and Hall Sensor while pressing the navel of t...

Page 14: ...xagon screws which are at the back fixing the COVER TOP 2 Disassemble the COVER TOP by sliding it backwards 3 Press the Separate button to separate the ASSY Drawer 4 Remove the 2 screws holding the HOUSING DRAWER and disassemble the HOUSING DRAWER from the PANEL CONTROL push back and then push HOUSING DRAWER upside to separate ...

Page 15: ... PCB 5 Pull the PANEL CONTROL towards and then lift it upwards to separate 6 Carefully disconnect the two wiring connectors by hand 7 Disassemble the ASSY KNOB ENKODER by pulling it upwards 8 Remove the all screws holding the PCB and release the hooks on both sides to remove the PCB for repair replacement ...

Page 16: ...Separate the 2 Hooks by pushing it rightwards 3 Push the TUB upside to separate ASSY PCB MAIN and separate the ASSY PCB MAIN lifting it up 4 Separate the 4 Hooks 5 Disconnect All connectors on main PBA Lift up Main PBA Change SVC Part After SVC Certainly check the all Hooks on COVER PCB M Otherwise COVER PCB M will be disassembled during washing machine running ...

Page 17: ...Part 1 Putting and pressing hard a flat head screwdriver into the furrow between COVER HOLDER and ASSY DOOR to separate Hooks 2 Disassemble the COVER HOLDER by pulling it inwards 3 Remove the 4 hexagon screws holding BRACKET DOOR and ASSY DOOR 4 Disassemble the ASSY DOOR lifting it up slightly ...

Page 18: ... separate the DOOR LOCK S W 3 Remove the 5 screws at the top of FRAME FRONT 4 Putting and pressing hard a flat head screwdriver into the furrow between COVER FILTER and FRAME FRONT and then pull it towards to open the COVER FILTER 5 Separate the remaining WATER REMOVAL HOSE from the hook 6 Remove the 2 screws down under Frame Front 7 Press the UPPER PLATE slightly with the screwdrive to separate t...

Page 19: ...ONT and ASSY DOOR 2 Separate the RING E from the BRACKET DOOR by using a long nose tool 3 Disassemble the 6Ø SHAFT pushing it upwards 4 Separate the BRACKET DOOR from ASSY HINGE 5 Remove the 4 hexagon screws holding the ASSY HINGE at the back of FRAME FRONT 6 Separate the ASSY HINGE pulling it inwards and lift it up slightly ...

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 two nose of plier then grip and pull the plastic clip with caution Use the long nose plier to push the hook 3 Remove the hose from the SENSOR PRESSURE Disassembling the inside Detergent Box Hold the...

Page 21: ...mp of the hose 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 Water If the washing machine works drain the water in the wash tub by selecting the Spin course If the washing machine does not work remove the laundry from the wash tub and scoop the rem...

Page 22: ...g FRAME PLATE U 2 Remove the 6 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 TUB 5 Open the cap of SPRING HANGER to take ASSY TUB out 6 Lift the ASSY TUB with two people carefully with holding SPRING HANGER ...

Page 23: ...ate 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 sides and then remove the two upper and lower BALL BALANCERS 3 Remove 3 screws from the outer sides and then remove the 3 DRUM LIFTERS ...

Page 24: ...aged it may cause a problem Therefore unfasten the nut using spanner or wrench 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 fire In addition completely insert the packing part into the Tub when assembling it so that the packing part is completely atta...

Page 25: ...is not connected The DD motor cover is out of place The PCB housing terminal is not connected PBA fault DD motor fault This error occurs because of restrained revolutions This error occurs when an interference is generated due to too much laundry etc Water Supply Error 4E Foreign material is entering the water supply valve The water supply valve terminal is not connected Wire disconnected The warm...

Page 26: ...FI Module and main PBAs are not sensed because of commuication error Check The connector connections between The WIFI Module and main PBAs carefully Check for incorrect or loose connections etc Remove the WIFI Module and Check for any faulty soldering AE5 The signals between The LCD Module and main PBAs are not sensed because of commuication error Check The connector connections between The LCD Mo...

Page 27: ...diaphragm is engaged in the opposite direction or the rubber packaging is omitted Water leakage occurs because the screws that hold the tub back and front in place are fastened incorrectly The leakage sensor is faulty Overflow Error OE Water is supplied continually because the water level detection does not work Because the drain hose is clogged and there is an injection error at a narrow section ...

Page 28: ...s PBA Error Detected 8E1 Error detected in the Mems PBA or data error detected Check the wire connections Replace if necessary 1 Check the wire connections 2 Replace the Mems PBA 8E2 8E System Error SF1 Micro Controller Operation Fail Replace Assy PCB SF2 SF3 ...

Page 29: ...or and the connector are connected Checking Part Pink Color Wire Orange Color Wire Frequency Approx 25 5 KHz with no load Washing Motor Error and Hall Sensor Error 3E Washing motor fault Washing motor hall sensor fault Incorrect connections of the washing motor hall sensor connector Washing motor rotor and stator fault Main PCB fault Check the motor connector terminal connections and contacts 3E i...

Page 30: ...ter 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 winter season check the method to remove the freezing and remove as directed Check whether the revolutions of the drain pump motor are restrained by foreign material and remove as directed Check the wire connectors on Main PCB a...

Page 31: ...oor switch Replace if faulty Check the main PBA door sensing circuit Replace if faulty TYPE 1 Check the door switch Resistance The resistance of 1 and 3 Pin Must be approximately 175Ω dE1 Heater Error HE HE1 Disconnection wire Heater falut Wash thermistor fault Check for connection between wire and heater If wash heater is faulty replace it Refer the TYPE 1 If it is not problem in heater replace w...

Page 32: ...f 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 TYPE Check for any leakage on the base Hose Valve and Tub connections Overflow Error OE Water level sensor fault Freezing in the winter season If the water level sensor has a functional error replace it Che...

Page 33: ...ror 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 connections for the duct condensing temperature sensor connector If the duct condensing temperature sensor has a functional error replace it Unbalance Error UE Motor hall sensor fault Caused by the laundry contents C...

Page 34: ...The switch for the Washing Heater power 4 CN3 MEMS Connection Port Supply power to the MEMS PBA and provides a communications function 5 CN6 Sensor Connection Port Supply power to the sensor and provides a communications function 6 CN9 Flash Writing Connection Port Provides writing Flash memory 7 CN7 SUB PBA Connection Port Supply power to the SUB PBA and provides a communications function 8 CN10 ...

Page 35: ...al 10 5V 11 Inverter Communications signal 12 Inverter Communications signal 13 Ground CN10 1 Actuator signal 2 Door lock signal 3 Door unlock signal 4 Circulation pump signal 5 Drain pump signal 6 Cold valve signal 7 Hot valve signal 8 Pre valve signal 9 Dry valve signal 10 Water shot signal CN1 1 L line 2 Door signal CN6 1 Ground 2 Door SW signal 3 Leakage signal 4 DRY_AIR_TEMP signal 5 DRY_CON_...

Page 36: ...und when the menu key is pressed or the encoder is operated 2 CN12 13 GRAPHIC PBA Connection Port For communications with graphic PBA 3 CN6 MAIN PBA Connection Port For communications with main PBA 4 CN8 Drum Light Connection Port Supply power to the Drum Light function 5 CN1 Writing Connection Port Writing program to the SUB MICOM 6 CN10 Touch PBA Connection Port For communications with TOUCH PBA...

Page 37: ... signal 2 NONE 3 12V CN12 1 NONE 2 NONE 3 Led signal 4 Led Signal 5 Led signal 6 GND 7 JOG signal 8 JOG signal 9 NONE 10 NONE 11 NONE CN13 1 NONE 2 NONE 3 NONE 4 Led signal 5 Led signal 6 Led signal 7 Led signal 8 Led signal 9 NONE 10 NONE 11 NONE CN6 1 Main_RX 2 Main_TX 3 RESET 4 5V 5 GND 6 12V 7 NONE 8 POWER_SW 9 Water_to_SUB 10 NONE CN10 1 12V_touch 2 GND 3 SDA1 4 SCL1 5 Empty pin ...

Page 38: ...horization Location Part No Function Description 1 CN1 Communication Communication with MAIN 2 CN2 Hall Sensor Sensing Hall signal 3 CN6 Motor Output MOTOR 3 Phase Output 4 CN5 AC Power Source Supply AC Power 5 CN4 JTAG Connector Debugging connector Deleted in massproduction 6 CN3 Flash Writing Port Writing Flash memory 5 6 4 3 2 1 ...

Page 39: ... s authorization CN1 1 MAIN Communications signal 2 MAIN Communications signal 3 Ground CN2 1 5V 2 HALL A sensor signal 3 HALL B sensor signal 4 Ground CN6 1 Motor signal U 2 Motor signal V 3 Motor signal W CN5 1 L line 2 N line CN4 1 5V 2 Reset signal 3 nTRST signal 4 TDI signal 5 TDO signal 6 TCK signal 7 TMs signal 8 Ground ...

Page 40: ... 6 1 Wiring diagram WF56H9100A This Document can not be used without Samsungs authorization 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 41: ... Model Code 56 H 9 1 0 0 Buyer Code Capacity 7 5kg 75 10kg 10 5 0cuft 50 A DV Dryer F 13year H 14year J 15year K 16year YEAR 1 Entry 6 Mid 2 Entry 7 High 3 Entry 8 High 4 Mid 9 High 5 Mid Color W WHITE G Gray S SILVER Region or Type A N America L L America E Euro R CIS M M E Asia F Afric S S E Asia H India C China J Japan Product Project Define by Feature Table Sheet ...

Page 42: ...Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2014 Samsung Electronics Co Ltd All rights reserved Nov 11th 2014 ...

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