Samsung DW80H9940US/AA User manual

DISHWASHER CONTENTS
SERVICE Manual
DISHWASHER
Model Name : DW80H9970US
DW80H9950US
DW80H9940US
DW80H9930US
Model Code :
DW80H9970US/AA DW80H9970US/AC
DW80H9950US/AADW80H9950US/AC
DW80H9940US/AADW80H9940US/AC
DW80H9930US/AADW80H9930US/AC
1. Safety Instructions
2. 
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference

CONTENTS
1. Safety Instructions . ..................................................................1
1-1. Safety Instructions for Service Engineers . ............................................1
  ...........................................................5
2-1. Features.......................................................................5
  ...................................................................6
 .........................................7
 ............................................................8
3. Disassembly and Reassembly ..........................................................9
 ..................................................9
  ..................................................10
 ..........................................10
 .................................................43
4. Troubleshooting ....................................................................44
  ...............................................................44
  .........................................................47
5. PCBDiagram ......................................................................61
  .....................................................................61
 ................................................................62
 
-
 ..........63
 
-
 ......64
6. Wiring Diagram.....................................................................65
  ............................................................65
7. Reference . ........................................................................66
  .....................................................66
  .....................................................67
  .....................................................68
  ..................................................................69

Safety Instructions _ 1
1. SAFETY INSTRUCTIONS
1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS
ሪ

ሪ
Warning 
Caution 
Warning
Before Servicing
ࣃ

➢
ࣃ
same time.
➢
ࣃ

➢
ࣃ

➢
ࣃ

➢

2 _ Safety Instructions
While Servicing
ࣃ
➢

ࣃ
parts.
➢
ࣃ

➢
ࣃ
➢
ࣃ

➢
After Servicing
ࣃ
➢

ࣃ
➢
ࣃ

➢

Safety Instructions _ 3
Caution
Before Servicing
ࣃ
➢
ࣃ
➢

ࣃ
➢
ࣃ
➢
During Servicing
ࣃ
➢
ࣃ
connections.
➢
moisture from it.
ࣃ

➢


4 _ Safety Instructions
After Servicing
ࣃ
➢
ࣃ

➢


2. FEATURES AND SPECIFICATIONS
2-1. FEATURES
Features Description Remarks

New Waterwall cleaning system gets dishes sparkling everytime



           
Targeted wash for hard to clean pots and pans



Wash smaller loads without wasting water




Removable roll-up silverware tray for easy unloading



 Flexible design for more space


Wash your dishes in less time



Worry-free dishwashing





2-2. SPECIFICATIONS
 DW80H99**US
Wash capacity 15 place settings
Type Dishwasher
Power Single-phased alternating current of 60Hz, 15A at 120V
Used water pressure 20 ~ 120 psi (140 ~ 830 kPa)
Wash type Waterwall Linear Wash & Rotating nozzle spray
Dry type Air diffusion condensing dry system
Power usage Main Pump : 96w (Waterwall operating), Heater : 1100w
Standard amount of used water 
Size (W×D×H) 
Accessory parts - User/Installation manual, Installation Kit, Drain Hose, Holder Drain Hose,
Hose Clamp, Kick Plate, 3rd
Rack PAD.
Cutlery rack 3rd rack 3rd rack PADLower rack
Upper rack
Upper nozzle
Door
Base
Dispenser
Lower nozzle
Water vane
Control panel
Va p o r v e n t c o v e r


2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS
Model
NEW MODEL MODEL
DW80H9950US
DW80H9940US DW80H9970US DW80H9930US
DW80F800UWS DW80F600UTS/UTB/UTW
Photo

     
     
Frame Front STS STS 
   


Sensors O O O O O
  

   2-stage
 O O O O O
Programs
6




6




5



6




4


Options
6





6





5




6






4




2-4. OPTIONS SPECIFICATIONS
Photo Item Code QTY Remarks
  1



  1
 -1





-1
 -1
 -1
 -1
 -1

Disassembly and Reassembly _ 9
3. DISASSEMBLY AND REASSEMBLY
3-1. TOOLS FOR REMOVAL AND REASSEMBLY
 
  Type 
➊
➋  
➌
➍



➎ 10mm 
* Preparation for parts replacement







Caution



10 _ Disassembly and Reassembly
3-2. PREPARATION FOR PARTS REPLACEMENT




Warning


Caution






Before servicing, make sure to remove all items from inside of the dishwasher, including the wash racks.
3-3. REMOVING THE UPPER RACK (IF NEEDED)




Step 1. Step 2. Step 3.

Disassembly and Reassembly _ 11
Part Figure Description
Main PBA
Preparation:
 
 
 

 
remove it.
 

 

 

 
 




12 _ Disassembly and Reassembly
Part Figure Description
Inverter PBA
Preparation:
 
 
 
 

 
 


 

 

 
 




Disassembly and Reassembly _ 13
Part Figure Description
Door outer
(DW80H9950US/
DW80H9940US)
Preparation:
 
 
 

 




 






 
Caution


 

14 _ Disassembly and Reassembly
Part Figure Description
Door outer
(DW80H9970US/
DW80H9930US)
Preparation:
 
 
 

 




 





 
Caution


 

Disassembly and Reassembly _ 15
Part Figure Description
Panel control
(DW80H9950US/
DW80H9940US)
Preparation:
 
 
 
 

 

 

 



16 _ Disassembly and Reassembly
Part Figure Description
Panel control
(DW80H9970US)
Preparation:
 
 
front.
 
 

 


 


 


Disassembly and Reassembly _ 17
Part Figure Description
Panel control
(DW80H9970US)
 


 



18 _ Disassembly and Reassembly
Part Figure Description
Panel control
(DW80H9930US)
Preparation:
 
 
front.
 
 

 


 


 

 

