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DISHWASHER CONTENTS

SERVICE  Manual  

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CONTENTS

1. Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1-1. Safety Instructions for Service Engineers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

2-1. Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

3. Disassembly and Reassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

4. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

5. Pcb Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

6. Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

7. Schematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

8. Reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

 

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Safety Instructions _ 1

1. SAFETY INSTRUCTIONS

1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS

   

   

Warning  

Caution  

 Warning

Before Servicing

   

➢  

    same time.

➢  

   

➢  

   

➢  

   

➢  

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2 _ Safety Instructions

While Servicing

   

 ➢  

   

parts.

 ➢  

   

 ➢  

     ➢  

   

 ➢  

After Servicing

   

 ➢  

 

 ➢  

 

 ➢  

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Safety Instructions _ 3

 Caution

Before Servicing

   

 ➢  

   

 ➢  

   

 ➢  

   

 ➢  

During Servicing

   

 ➢  

 

 ➢   moisture from it.

   

 ➢  

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4 _ Safety Instructions

After Servicing

   

 ➢  

   

 ➢  

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2. FEATURES AND SPECIFICATIONS

2-1. FEATURES

Features Description Remarks

 

   

 

   

   

   

 

   

   

 

   

performance.

easier to use.

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2-2. SPECIFICATIONS

 

 

Type    

   

 

 

 

 

 

 

   

Above images might differ in the dishwasher models.

 

  

Vapor vent cover 

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2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS

Model

NEW MODEL BASIC MODEL

DW80F800UWS DW7933LRASR/BB/WW

Photo

Panel Control Black  

Control Type Touch

Frame Front STS  

Basket Handle Gray + STS X

Soil Detection Sensors O O

Drying method Air diffusion condensing  

Basket Height Adjustment One-touch 2-stage

Leakage Sensor  O O

Programs6

(Normal, Heavy, Delicate, Pot&Pans,

Quick+, Smart Auto)

4

Options6

(Delay Start, Sanitize, Half Load, Storm

Wash, Child Lock, Start/Drain)

3

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Model

NEW MODEL BASIC MODEL

DW80F600UTS/B/W DW7933LRASR/BB/WW

Photo

Panel Control Black  

Control Type Touch

Frame Front  

Basket Handle Gray X

Soil Detection Sensors O O

Drying method Air diffusion condensing  

Basket Height Adjustment 2-stage 2-stage

Leakage Sensor  O O

Programs4

4

Options3

3

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2-4. OPTIONS SPECIFICATIONS

Photo Item Code QTY Remarks

2

 

 

 

 

1

Leg support

 

2

 

1

1

- 1

- 1

  - 1

  - 1

- 1

  - 1

For top mount

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10 _ Disassembly and Reassembly

3. DISASSEMBLY AND REASSEMBLY

3-1. TOOLS FOR REMOVAL AND REASSEMBLY

No.   Type  

➊  

➋   Leg

➌  

➍ 

➎    10mm  

* Preparation for parts replacement  

 

 

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Disassembly and Reassembly _ 11

3-2. STANDARD DISASSEMBLY DRAWINGS

 Warning

Always disconnect the electric power supply & water supply before servicing 

 Caution

 

 

Part Photo Description

- Fasten type

Fasten type P-Lock type P-Lock type Fasten type

Buckle

- Fasten type

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12 _ Disassembly and Reassembly

 

Part Figure Description

Main PBA

Preparation:

 

 

 

 

 

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Disassembly and Reassembly _ 13

Part Figure Description

Frame front

Preparation:

 

 

 

 

 

Caution 

Door Lock Switch

(Door latch)

Preparation

 

 

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14 _ Disassembly and Reassembly

Part Figure Description

Control Panel

+

Window Panel(DMT800)

Preparation:

 

 

Control Panel(DMT610)

Preparation:

 

 

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Disassembly and Reassembly _ 15

Part Figure Description

Control Panel

(DMT400)

Preparation:

Control Panel

(DMT350)

Preparation:

 

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16 _ Disassembly and Reassembly

Part Figure Description

Control Panel

(DW7933)

 

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Disassembly and Reassembly _ 17

Part Figure Description

Control Panel

(DW80F800 ,

DW80F600)

Preparation:

 

 

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18 _ Disassembly and Reassembly

Part Figure Description

Condensing dry system

(DMT800/610/400/350,DW80F800, DW80F600)

Air Diffusion Condensing Dry system

Preparation:

vent.

 

 

 

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Disassembly and Reassembly _ 19

Part Figure Description

Condensing dry

system

Assy Case Vent

&

Assy Dry Duct&

Assy Duct Condenser (DMT800/610/400/350,

DW80F800,

DW80F600)

 

Caution

 

Assy Case Vent(DMT800/610/400/350,

DW80F800,

DW80F600)

vent.

 

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20 _ Disassembly and Reassembly

Part Figure Description

Assy Case Vent

(DW7933)

 

 Caution

 Caution

connectors.

 

 

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Disassembly and Reassembly _ 21

Part Figure Description

Assy Case Vent

(DW7933)

 

case vent.

 

 

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22 _ Disassembly and Reassembly

Part Figure Description

Dispenser 

 

rinse agent.

Preparation:

Caution

 

 Caution

 

 

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Disassembly and Reassembly _ 23

Part Figure Description

Nozzles

Preparation:

sump.

Duct Nozzle

 

Storm wash

Nozzle

(DMT800,DW80F800)

 

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24 _ Disassembly and Reassembly

Part Figure Description

Filter Mesh body

&

Cover Sump

&Impeller

&

Case scroll

&

Disposer 

Preparation:

 

Caution

 

(Only for DMT800, DW80F800 Series)

 Caution

 

   

 

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Disassembly and Reassembly _ 25

Part Figure Description

Assy Case Brake &Assy Case Sensor

(DMT800/610/400/350,

DW7933)

Preparation:

1.

2.

 Caution

 

3.

4.

 

5.

6.

case sensor.

 Caution

 

 

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26 _ Disassembly and Reassembly

Part Figure Description

ASSY CASE BRAKE

(DW80F800, DW80F600 )

 

Preparation:

1.

2.

 Caution 

3.

 

4.

 Caution

 

 

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Disassembly and Reassembly _ 27

Part Figure Description

Drain Hose

Preparation:

to separate.

 

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28 _ Disassembly and Reassembly

Part Figure Description

Shutter 

&

Leakage Sensor 

Preparation:

connector.

Rear Leg &

Case gear &

Adjust leg bar 

Preparation:

remove it.

 

 

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Disassembly and Reassembly _ 29

Part Figure Description

Bracket front

lower 

Preparation:

 Caution

 

 

 

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30 _ Disassembly and Reassembly

Part Figure Description

Water Valve

Preparation:

 Caution

 

Caution

 

Thermistor 

(DMT800/610/400/350,DW7933)

Preparation:

 

Assy Sensor ECS

(DW80F800,

DW80F600 )

Preparation:

 

 

 

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Disassembly and Reassembly _ 31

Part Figure Description

Drain Pump

 Caution

 

Turbidity Sensor 

Preparation:

 Caution

 

   

 

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32 _ Disassembly and Reassembly

Part Figure Description

Distributor Motor 

(DMT800, DW80F800)

Preparation:

-

section.

 

1. 2.

3.

 

Circulation

Motor 

Preparation: 

- 

1. 

2. 

3. 

 Caution

 

Caution

 

 Caution

 

 

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Disassembly and Reassembly _ 33

Part Figure Description

Heater 

Preparation:

 

-

1. 2.

3.

4.

 Caution

 

Caution

 

 

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34 _ Disassembly and Reassembly

Part Figure Description

Assy Sump

Preparation:

 -

1.  

-

2.  

 

3.

Caution

 

 

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Disassembly and Reassembly _ 35

Part Figure Description

Base

Preparation:

 -

1.

2.

3.

4.

Sump.

5.

6.

Startup Capacitor(of CirculationMotor)

Preparation:

   

- -

1.

2.

3.

 Caution

1.

2.

 

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36 _ Disassembly and Reassembly

Part Figure Description

EMI Filter 

(DW7933, DW80F800,

DW80F600 Series)

1. 

2. 

3. 

4. 

 

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Disassembly and Reassembly _ 37

3-3. CHECKPOINTS AFTER FINISHING A SERVICE

1. Check the safety device

2. Use authenticated parts only

3. Handling wires

4. The state of screws and nuts

 

5. Remove foreign material

6. Check for water leakage

7. Check the power cable

8. Check leveling

9. Check the installation location

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38 _ Troubleshooting

4. TROUBLESHOOTING

4-1. INFORMATION CODE

4-1-1. DMT800/DMT610/DMT350 Series

CODE SYMBOL Meaning Occurring condition Expected condition

Temperaturesensor Error 

   

Heater Error     

Heating error.

   

error 

error

 

 

 

 

 

error 

 

 

 

Communicationerror

 

 

 

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Troubleshooting_39

4-1-2. DMT400 series

CODE SYMBOL Meaning Occurring condition Expected condition

Temperature Sensor

error

 

Heater error  

starts.

Heating error.  

 

 

 

 

 

   

  

 

 

Communication error

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40 _ Troubleshooting

4-1-3. DW7933 series

CODE SYMBOL Meaning Occurring condition Expected condition

TemperatureSensor error 

   

Heater error    

Heating error 

 

Water temperature is 80 

error 

continuous.

 

 

    

   

 

error 

 

 

-    

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Troubleshooting_41

4-1-4. DW80F800 Series

CODE SYMBOL Meaning Occurring condition Expected condition

Temperaturesensor Error 

   

Heater Error     

Heating error.

   

error 

error

 

 

 

 

 

error 

 

 

 

Communicationerror

 

 

 

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42 _ Troubleshooting

4-1-5. DW80F600 Series

CODE SYMBOL Meaning Occurring condition Expected condition

Temperature Sensor

error

 

Heater error  

starts.

Heating error.  

 

 

 

 

 

   

  

 

 

Communication error

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Troubleshooting_43

4-2. SERVICE INSPECTION MODE

4-2-1. DMT800/DMT610/DMT350/DW80F800 Series

 

 

 

 

 

 

Mode Display Related Parts Symptoms Note

No.1 Ft

 

 

 

 

 

No.2 Lc     

No.3     

No.4  

 

    

 

Heater Error 

No.5 SH 

   

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44 _ Troubleshooting

Mode Display Related Parts Symptoms Note

No.6    

Error 

No.7      

 

No.8 L 

    

 

No.9 S 

    

 

No.10 FL     

No.11 Temperature

 

 

 

 

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Troubleshooting_45

4-3. SERVICE INSPECTION MODE

4-3-1. DMT400/DW80F600 Series

 

 

 

 

 

 

Mode Display Related Parts Symptoms Note

No.1 

 

 

 

 

 

sensor is Off.

No.2     

No.3

  

No.4  

 

    

 

Heater Error 

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46 _ Troubleshooting

Mode Display Related Parts Symptoms Note

No.5

 

 

No.6    

    

 

No.7

     

 

No.8

   

 

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Troubleshooting_47

4-4. SERVICE INSPECTION MODE

4-4-1. DW7933 series

 

 

 

 

 

 

Mode Display Related Parts Symptoms Note

No.1 

 

 

 

 

 

No.2 

   

 

No.3

  

No.4      

 

 

Heater Error 

No.5

 

 

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48 _ Troubleshooting

Mode Display Related Parts Symptoms Note

No.6    

    

 

No.7

 

    

No.8

 

 

 

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Troubleshooting_49

Error Type Error mode Checking Method Corrective actions

Error 

4E

 

 

 

 

 

 

 

 

 

 

 

 

sensor.

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50 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

temperature

error 

3E

  

   

 

 

5E

   

 

 

connector. 

 

 

 

 

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Troubleshooting_51

Error Type Error mode Checking Method Corrective actions

error 

sensor connectors. 

 

 

ECS connectors. 

error 

 

 

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52 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

 

 

 

motor.

 

 

   

Heater Error 

 

 

 

T102 connector. 

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Troubleshooting_53

Error Type Error mode Checking Method Corrective actions

rature Heating

Error 

1E

 LE

 

 

oE

connector.

 

operating.

 

  occur.

 

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54 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

TemperatureSensor error

tE

 

 

 

 

 

   

   

5 41 125.780

10 50 98.323

15 59 77.454

20 68 61.465

25 77 49.120

30 86 39.517

35 95 31.996

40 104 26.065

45 113 21.358

50 122 17.599

55 131 14.579

60 140 12.140

65 149 10.159

70 158 8.542

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Troubleshooting_55

Error Type Error mode Checking Method Corrective actions

Communication Error 

1. 

 

2. 

 

3. 

 

4. 

5. 

6. 

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56 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

  None

 

 

 

Error 

None

 

 

 

 

 

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Troubleshooting_57

Error Type Error mode Checking Method Corrective actions

None

connector. 

 

   

 

 

 

 

 

 

 

CN201 connector.

 

 

CN201 connector.

 

 

 

 

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58 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

start. None

 

 

 

 

 

   

 

 

No

None

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Troubleshooting_59

Error Type Error mode Checking Method Corrective actions

is not

None

 

connector. 

 

 

 

 

 

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60 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

None

 

 

 

 

 

 

CN201 connector.

 

 

 

occur.

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Troubleshooting_61

Error Type Error mode Checking Method Corrective actions

None

 

 

 

 

CN201 connector.

 

 

 

occur.

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62 _ Troubleshooting

Error Type Error mode Checking Method Corrective actions

None

 

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PCB Diagram _ 63

5. PCB DIAGRAM

5-1. MAIN PCB

1 2

No. Locati on  

1 CN101  

2 CN901 NC

3 CN301  

4 CN302  

5 CN102    

6 CN501    

7 CN202  

No. Locati on  

8 CN201    

9  

10   NC

11  

12  

13  

14  

No. Locati on  

15  

16  

17  

18  

19 T201 Live conncetor  

20 T202 Heater connector  

3 4 5 6 7 8

9 10 11 12 13 14 15 16

17 18

19 20

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64 _ PCB Diagram

5-2. NEW PBA - DETAILED SPECIFICATIONS AND DESCRIPTIONS FOR CONNECTORS AND RELAY TERMINALS (MAIN PBA)

CN101

  CN501

  CN301

  CN202

  CN302

SENSE

  CN201

  CN102

  T201

LIVE  T202

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Wiring Diagram _ 65

6. WIRING DIAGRAM

6-1. WIRING DIAGRAM (DMT800/610/400/350)

■ Reference Information

Abbreviated word Meaning Abbreviated word Meaning

VIO VIOLET  

YEL YELLOW  

WHT WHITE

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66 _ Wiring Diagram

6-2. WIRING DIAGRAM (DW7933)

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Wiring Diagram _ 67

6-3. WIRING DIAGRAM (DW80F800, DW80F600 )

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68 _ Schematic Diagram

7. SCHEMATIC DIAGRAM

7-1. MAIN CONTROL

T P U R R E T N I 

T E S E R 

 X 

 X 

O

O

N OI T P OT S E B

 X 

O

noi t  pol ed oM 10 7 R 

R OT  ALLI C S O

d r aobnO

2 0 7 R 

t seB

r et t eB

d ooG

LOR T N OC Y  ALE R 

BC P  _BU S 

Y LP P U S R E W OP g ni t i r w 

R OS N E S 

 X 

O

     

 

 

                              

                      

               

                         

 

                    

       

                    

       

                    

                         

                         

                    

                         

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Reference _ 69

8. REFERENCE

8-1. MODEL NUMBER NAMING RULES

DMT 3 0 0 R H S

 

 

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70 _ Reference

8-2. MODEL NUMBER NAMING RULES

L R A S R

A~Z A~Z

A~Z : 

SR :

BB : 

WD : SL : 

SD :  

DW

DW : 

9

9 :  

7 : 

5 :  3 : 

1 :  

3

6 : 

5 :

4 :

3 :

3

8 :

6 : 

4 :  3 :

2 :

7

7 :

5 : 

3 : 

1 : Compact

9  

8  

7  

6  

5  

4  

3  

2  

1  

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Reference _ 71

8-3. MODEL NUMBER NAMING RULES

 / AAU

U   B  S 

F  C 

AA

AC

DW

DW : 

F

F 

G 

H  I 

J 

0

0

80

90

80

7060

50

40

W

S : A :  O :

W : R : T : D : L : Lift-up

H : P : N : E :   :

S

S :STSS

B 

W  V   

A 

80

80 

60 

50 

30 

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72 _ Reference

8-4. TERMINOLOGY

1. Circulation Motor

 

2. Drain Pump

3. Heater

4. Vent Fan

5. Flow Meter

6. Distributor

7. Dispenser

 

8. Tub Assy

 

9. Sump Assy

10. Tub Front Assy

 

11. Base Assy

 

12. Basket Assy

13. Top/Middle/Lower Nozzles

14. Case Brake

 

15. Door Lock Switch

16. Child Lock/Unlock

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GSPN (GLOBAL SERVICE PARTNER NETWORK)