Samsung DW80R9 Series User manual

DISHWASHER CONTENTS
SERVICEManual
DISHWASHER
Model Name : DW80R9*** Series
Model Code :
DW80R9950UG/AA
DW80R9950US/AA
DW80R9950UG/AC
DW80R9950US/AC
1. Safety Instructions
2. )HDWXUHVDQG6SHFL¿FDWLRQV
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
 )HDWXUHVDQG6SHFL¿FDWLRQV ...........................................................5
2-1. Features.......................................................................5
 6SHFL¿FDWLRQV ...................................................................6
 &RPSDULQJ6SHFL¿FDWLRQVZLWK([LVWLQJ0RGHOV.........................................7
 2SWLRQV6SHFL¿FDWLRQV............................................................8
3. Disassembly and Reassembly..........................................................9
 7RROVIRU5HPRYDODQG5HDVVHPEO\..................................................9
 3UHSDUDWLRQIRUSDUWVUHSODFHPHQW ..................................................10
 5HPRYLQJ7KH8SSHU5DFN .......................................................10
 5HPRYLQJWKHUG5DFN ...........................................................11
 &KHFNSRLQWVDIWHU)LQLVKLQJ6HUYLFH.................................................36
4. Troubleshooting ....................................................................37
4-1. Preparation....................................................................37
 6HUYLFH,QVSHFWLRQ0RGH .........................................................43
 &KHFNFRGHWURXEOHVKRRWLQJ......................................................49
5. PCBDiagram ......................................................................58
 0DLQ3&% .....................................................................58
 3&%'LDJUDP .................................................................59
6. Wiring Diagram.....................................................................60
 :LULQJ'LDJUDP ................................................................60
7. Reference .........................................................................62
 0RGHO1XPEHU1DPLQJ5XOHV .....................................................62
 7HUPLQRORJ\ ..................................................................63

Safety Instructions _ 1
1. SAFETY INSTRUCTIONS
1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS
ሪMake sure to observe the following instructions to operate the product correctly and safely and prevent possible
accidents and hazards while servicing.
ሪTwo types of safety symbols, Warning and Caution, are used in the safety instructions.
Warning Hazards or unsafe practices that may result in severe personal injury or death.
Caution Hazards or unsafe practices that may result in minor personal injury or property damage.
Warning
Before Servicing
ࣃ(When servicing electrical parts or harnesses) Make sure to disconnect the circuit breaker or power cable before
servicing.
- Failure to do so may result in a risk of electric shock.
ࣃDo not allow consumers to connect several appliances to a single power outlet at the
same time.
7KHUHLVDULVNRI¿UHGXHWRRYHUKHDWLQJ
ࣃWhen removing the power cord, make sure to hold the power plug when pulling the plug
from the outlet.
)DLOXUHWRGRVRPD\GDPDJHWKHSOXJDQGUHVXOWLQ¿UHRUHOHFWULFVKRFN
ࣃWhen the dishwasher is not being used, make sure to disconnect the circuit breaker or
power cable from the power outlet.
)DLOXUHWRGRVRPD\UHVXOWLQHOHFWULFVKRFNRU¿UHGXHWROLJKWQLQJ
ࣃ'RQRWSODFHRUXVHJDVROLQHWKLQQHUVDOFRKRORURWKHUÀDPPDEOHRUH[SORVLYHVXEVWDQFHVQHDUWKHGLVKZDVKHU
7KHUHLVDULVNRIH[SORVLRQDQG¿UHFDXVHGIURPHOHFWULFVSDUNV

2 _ Safety Instructions
While Servicing
ࣃ&KHFNLIWKHSRZHUFDEOHLVGDPDJHGÀDWWHQHGFXWRURWKHUZLVHGHJUDGHG
,IIDXOW\UHSODFHLWLPPHGLDWHO\)DLOXUHWRGRVRPD\UHVXOWLQHOHFWULFVKRFNRU¿UH
ࣃCompletely remove any dust or foreign material from the housing, wiring and connection parts.
7KLVZLOOSUHYHQWDULVNRI¿UHGXHWRDUFLQJDQGVKRUWFLUFXLWVLQDGYDQFH
ࣃWhen connecting wires, make sure to connect them using the correct connectors and check that they are
completely connected.
,IWDSHLVXVHGLQVWHDGRIWKHFRQQHFWRUVLWPD\FDXVH¿UHGXHWRDUFLQJ
ࣃMake sure to disconnect the PBA power terminals before starting the service.
- Failing to do so may result in a high voltage electric shock.
After Servicing
ࣃCheck for any water leakage.
3HUIRUPDWHVWXVLQJWKHVWDQGDUGQRUPDOF\FOHDQGFKHFNZKHWKHUWKHUHLVDQ\ZDWHUOHDNDJHWKURXJKWKHÀRRU
section or the pipes.
ࣃDo not allow consumers to repair or service any part of the dishwasher themselves.
- This may result in personal injury and shorten the product life.
ࣃIf it seems that grounding is needed due to water or moisture, make sure to run grounding wires.
- Failure to do so may result in electric shock due to electric leakage.

Safety Instructions _ 3
Caution
Before Servicing
ࣃDo not sprinkle water onto the dishwasher directly when cleaning it.
7KLVPD\UHVXOWLQHOHFWULFVKRFNRU¿UHDQGPD\VKRUWHQWKHSURGXFWOLIH
ࣃDo not place any containers with water on the dishwasher.
,IWKHZDWHULVVSLOOHGLWPD\UHVXOWLQHOHFWULFVKRFNRU¿UH
This will also shorten the product life.
ࣃ'RQRWLQVWDOOWKHGLVKZDVKHULQDORFDWLRQH[SRVHGWRVQRZRUUDLQ
7KLVPD\UHVXOWLQHOHFWULFVKRFNRU¿UHDQGVKRUWHQWKHSURGXFWOLIH
ࣃDo not press a control button using a sharp tool or object.
- This may result in electric shock or damage to the product.
During Servicing
ࣃWhen connecting a wiring harness, make sure to seal it completely so no liquid can enter.
- Make sure that the connections are secured by slightly pulling on them.
ࣃCheck if there is any evidence that liquid has entered electric components or connections.
- If any liquid has entered into a part, replace it or completely remove any remaining moisture from it.
ࣃ,I\RXQHHGWRSODFHWKHGLVKZDVKHURQLWVEDFNIRUVHUYLFLQJSXUSRVHVSODFHDVXSSRUWVRQWKHÀRRUDQGOD\LW
GRZQFDUHIXOO\VRWKHEDFNLVRQWKHÀRRU
- Do not lay it down on its front or side. This may result in scratches to the surface or damage to the parts.

4 _ Safety Instructions
After Servicing
ࣃCheck the assembled status of the parts.
- They must be the same as before servicing.
ࣃ&KHFNZKHWKHUWKHSURGXFWLVOHYHOZLWKWKHÀRRUDQGVHFXUHGWRWKHFDELQHWDQGXQGHU
the counter.
- Vibrations can shorten the life of the product.

)HDWXUHVDQG6SHFL¿FDWLRQVB
2. FEATURES AND SPECIFICATIONS
2-1. FEATURES
Features 'HVFULSWLRQ Remarks
Waterwall linear wash system
New Waterwall cleaning system gets dishes sparkling everytime
• High pressure, consistent wall of water cleans hard to reach places
• No need to pre-rinse
• Available on full or half cycle
Target zone washing
7DUJHWHGZDVKIRUKDUGWRFOHDQSRWVDQGSDQV
• Control water pressure, temperature and time
• Select left target zone
Half load cycle: upper and lower
:DVKVPDOOHUORDGVZLWKRXWZDVWLQJZDWHU
• No need to wait until you have a full load
• Choose either upper or lower rack
• Saves on energy
Flexible 3rd RackTM
$GMXVWDEOH)OH[GHFNIRUHDV\XQORDGLQJ
)OH['HFNFDQDGMXVWSHUIHFWIRURYHUVL]HGRUKDUGWR¿WLWHPV
6LOYHUZDUHOD\VÀDWIRUEHWWHUFOHDQLQJ
Adjustable racking system )OH[LEOHGHVLJQIRUPRUHVSDFH
• Frees up more space on the top rack for tall and oversized items
Speed boost
:DVK\RXUGLVKHVLQOHVVWLPH
• Increased water pressure reduces wash time
• Perfect for everyday family dishes
Digital leakage sensor
:RUU\IUHHGLVKZDVKLQJ
• Can sense a leak of only 1 1/2 ounces
6KXWVLWVHOIRIIEHIRUHZDWHUFDQHVFDSHDQGFDXVHÀRRUGDPDJH
• Protects against water-related damage and provides peace of mind

B)HDWXUHVDQG6SHFL¿FDWLRQV
2-2. SPECIFICATIONS
Wash capacity 15 place settings
Type Dishwasher
Power Single-phased alternating current of 60Hz, 15Aat 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 aJDOORQaƐ1RUPDO&\FOH
Size (W×D×H) Ǭ[[ǬLQFK[[PP
$FFHVVRU\SDUWV - User/Installation manual, Installation Kit, Kick Plate.
䆚Top nozzle
䆛Lower nozzle
䆜:DWHUUHÀHFWRU
䆝Dispenser
䆞 Control panel
䆟Door
䆠Base
$FFHVVRULHV
Upper rack Lower rack Cutlery rack 3rd rack

)HDWXUHVDQG6SHFL¿FDWLRQVB
2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS
0RGHO
NEW MODEL MODEL
':58* ':586 ':086
UG DW80M996086 UG DW80H9930US ':-86 ':-86
8:8*
'HVLJQ6SHFL¿FDWLRQV
3DQHO&RQWURO Black Silver Silver Silver Silver Silver Silver/Black/White
&RQWURO7\SH Touch Touch Touch Touch Touch Touch Touch
Wine Rack XXXX X O X
Handle Type Tilted Tilted Pocket
Basket Handle Gray + STS Gray + STS Blue + STS Gray
)XQFWLRQ6SHFL¿FDWLRQV
6RLO'HWHFWLRQ
6HQVRUV
OOOO O O O
'U\LQJPHWKRG AutoRelease system
Basket Height
Adjustment
One-touch
Leakage
6HQVRU
OOOO O O O
Rail Type Soft Rail Soft Rail “C” Rail
3URJUDPV
7
(Auto, Normal,
Heavy, Delicate,
Express60,
Rinse Only,
Self Clean)
7
(Auto, Normal,
Heavy, Delicate,
Express60,
Rinse Only,
Self Clean)
7
(Auto, Normal,
Heavy, Delicate,
Express60”
Self Clean)
7
(Auto, Normal,
Heavy, Delicate,
Express60”
Self Clean)
5
(Auto, Normal,
Heavy, Delicate,
Express60”)
5
(Auto, Normal,
Heavy, Delicate,
Express60”)
5
(Auto, Normal,
Heavy, Delicate,
Express60”)
2SWLRQV
8
(Half Load, Zone
Booster, Speed
Booster, Hi-Temp
wash, Sanitize,
Delay start,
Control Lock,
Smart control)
8
(Half Load, Zone
Booster, Speed
Booster, Hi-Temp
wash, Sanitize,
Delay start,
Control Lock,
Smart control)
7
(Half Load, Zone
Booster, Speed
Booster, Hi-Temp
wash, Sanitize,
Delay start,
Control Lock)
8
(Half Load, Zone
Booster, Speed
Booster, Hi-Temp
wash, Sanitize,
Delay start,
Control Lock,
Smart Control)
5
(Half Load wash,
Targeted zone,
Sanitize, Dry+,
Delay start)
5
(Half Load wash,
Targeted zone,
Sanitize, Dry+,
Delay start)
5
(Half Load wash,
Targeted zone,
Sanitize, Dry+,
Delay start)

B)HDWXUHVDQG6SHFL¿FDWLRQV
2-4. OPTIONS SPECIFICATIONS
3KRWR Item &RGH QTY Remarks
ASSY PACKING PARTS DD90-00001T 1 Provided with the
dishwasher
90ƓFITTING (3/4”) - 1
Sold
separately
WATER SUPPLY LINE
(Flexible STS supply line is
recommend) -1
AIR GAP - 1
RUBBER CONNECTOR -1
HOSE CLAMP -1
STRAIN RELIEF -1

Disassembly and Reassembly _ 9
3. DISASSEMBLY AND REASSEMBLY
3-1. TOOLS FOR REMOVAL AND REASSEMBLY
Tool image 
No. Tool Type Remarks
䆚Adjustable Wrench
䆛Open-end Wrench 1-7/16” Leg
䆜Vice pliers
䆝Others
(screwdriver, nipper, long nose pliers) Common tools for servicing 6FUHZGULYHU3KLOLSVÀDW7RU[76PDOOÀDW
䆞Nut Driver PP Heater bracket Nut
* Preparation for parts replacement
7DNHRXWWKHUHVLGXDOZDWHULQVLGHWKHSURGXFW
(Drain the water by operating the drain pump)
&ORVHWKHZDWHUVXSSO\YDOYH
7XUQRIIWKHSRZHUGLVFRQQHFWSRZHUFDEOH
You must turn off the circuit breaker connected to the product.
3XOORXWWKHXQLWIURPWKHVLQNDQGOD\LWRQWKHÀRRU
Be careful of the drain hose when pulling out the unit.
Caution
When pulling out or laying the dishwasher down for service, it may be necessary to lower the height of the adjustable
legs to provide the clearance for the removal of the unit, prevent breaking the legs, or damaging the base of the unit.

10 _ Disassembly and Reassembly
3-2. PREPARATION FOR PARTS REPLACEMENT
7DNHRXWWKHUHVLGXDOZDWHULQVLGHWKHSURGXFW'UDLQWKHZDWHUE\RSHUDWLQJWKHGUDLQSXPS
&ORVHWKHZDWHUVXSSO\YDOYH
7XUQRIIWKHSRZHU<RXPXVWWXUQRIIWKHFLUFXLWEUHDNHUFRQQHFWHGWRWKHSURGXFW
3XOORXWWKHXQLWIURPWKHVLQNDQGOD\LWRQWKHÀRRU%HFDUHIXORIWKHGUDLQKRVHZKHQSXOOLQJRXWWKHXQLW
Warning
$OZD\VWXUQRIIWKHHOHFWULFSRZHUVXSSO\ZDWHUVXSSO\EHIRUHVHUYLFLQJDQ\HOHFWULFDOFRPSRQHQWPDNLQJRKPPHWHU
checks, or replacing any parts.
Caution
Before moving the unit, laying it down for service, or removing any parts for service be sure to drain as much of the water
IURPWKHXQLWDVSRVVLEOH8VHDSURWHFWLYHPDWRUWRZHOWRSUHYHQWGDPDJHWRWKHÀRRURUKDYLQJDQ\RIWKHUHPDLQLQJ
ZDWHUVSLOORQWKHÀRRU
$OOYROWDJHFKHFNVVKRXOGEHPDGHZLWKDYROWPHWHUKDYLQJDIXOOVFDOHUDQJHRIYROWVRUKLJKHU$IWHUVHUYLFHLV
completed, be sure all safety grounding circuits are complete, all electrical connections are secure, and all access
panels are in place.
Before servicing, make sure to remove all items from inside of the dishwasher, including the wash racks.
3-3. REMOVING THE UPPER RACK
7RUHPRYHWKHXSSHUUDFNIURPWKHVOLGHUDLOSXOOWKHXSSHUUDFNRXWIURPWKHWXEXQWLOLWLVIXOO\H[WHQGHG
Hold down the holder rails on both sides to release the upper rack. Slide the upper rack out to the end of one holder rail,
and then lift it up. Repeat the steps above with the other holder rail.
Caution
While the upper rack is removable, it must be installed for the dishwasher to operate properly.
If you attempt to operate the dishwasher without the rack, noise will occur and the dishwasher will perform poorly.
Step 1. 6WHS Step 3.

Disassembly and Reassembly _ 11
3-4. REMOVING THE 3RD RACK
7RUHPRYHWKHXSSHUUDFNIURPWKHVOLGHUDLOSXOOWKHXSSHUUDFNRXWIURPWKHWXEXQWLOLWLVIXOO\H[WHQGHG
Hold down the holder rails on both sides to release the upper rack. Slide the upper rack out to the end of one holder rail,
and then lift it up. Repeat the steps above with the other holder rail.
6WHS3XW\RXU¿QJHURQWKHORZHUDUHDRIWKHrd holder rail as shown, and then push the holder handle (see the
arrow marks in this picture) to draw and remove the holder. Repeat this step on the other side.
6WHS:KHQWKHKROGHULVUHPRYHGUHPRYHWKHUGUDFNIURPWKHGLVKZDVKHU
Step 3. Reinsertion of the holder is the reverse order of disassembly.
Caution
Make sure the hook-shaped part circled faces downward when reinserting the holder into the rail.
Step 1. Step 2. Step 3.

12 _ Disassembly and Reassembly
Part Figure Description
Main PBA
Preparation:
• Make sure to disconnect the power.
1. Find Main PBA case below the door.
 5HPRYHWZRVFUHZVRQWKHOHIWDQGULJKW
3. Remove the cover from the Main PBA.
4. Remove the two screws from the top left
and right of the main PBA.
 &DUHIXOO\SXWDVFUHZGULYHULQWKHJDS
Carefully angle the screwdriver to depress
the locking tabs that secure the Main PBA
to the housing and gently pull the Main PBA
from the housing.
When removing the Main PBA, lift the Main
PBA board up carefully.

Disassembly and Reassembly _ 13
Part Figure Description
Door outer
Preparation:
• Make sure to disconnect the power.
• Remove the lower basket in the dishwasher.
• Cover the Assy sump with a towel to prevent
losing screws.
1. Open the door completely to prevent losing
screws.
Before removing the parts, place a cushioned
PDWRQWKHÀRRUWRSUHYHQWWKHSDUWVIURPEHLQJ
scratched.
 5HPRYHWKHVFUHZVVKRUWRQHSLHFHVORQJ
one 4 pieces) which holding the door outer and
control panel in place.
After removing screws, make sure to hold the door
RXWHUXVLQJ\RXUKDQG7KLVZLOOSUHYHQWWKHGRRU
from closing suddenly and harming you.
Caution
Do not place the removed screws on the door
LQQHU7KH\PD\IDOOLQWRWKHVXPSDVV\
3. Pull out the door outer carefully.
4. Separate wire connectors in red square in state
holding the door and separate the Wire from the
Hook shown.
 /D\DWRZHORQWKHÀRRUIRUSURWHFWLQJWKH'RRUDQG
put down the Assy door outer.

14 _ Disassembly and Reassembly
Part Figure Description
Panel control
and Handle
door
Preparation:
• Disassemble the Assy door outer.
Separate wire connectors in red square.
1. Remove the screws from Door Handle.
 5HPRYH6XE3&%IURPSDQHOFRQWURO
7KHUHLV2QHKRRNV
 5HPRYHWKH%X]]HU7KHUHLVWZRKRRNV
4. Remove the LED Display Hook.
 :,),0RGXOHLV¿[HGWRWKHSDQHOFRQWUROZLWK
hook. Bending this hook than remove WIFI
module.

Disassembly and Reassembly _ 15
Part Figure Description
Dispenser -
slide
Preparation:
• Disassemble the door outer.
- Refer to the “door outer” disassembly section to
separate the door outer.
 5HPRYHWKHWZRFRQQHFWRUVIURPWKHGLVSHQVHU
Caution
Be careful not to break them during disassembly.
 7KHGLVSHQVHUVOLGHLV¿[HGWRWKHGRRULQQHUZLWK
VHYHUDOWDEV8VHDÀDWWLSVFUHZGULYHUWRJHQWO\SU\
the tabs.
3. Push it to the inside carefully.
Be careful as the tub front is sharp.

16 _ Disassembly and Reassembly
Part Figure Description
Lever door
Assy cover door
switch
Assy condenser
 5HPRYHWKHWZRVFUHZVKROGLQJWKHWULP
up to the assy-tub.
 &KHFNDQGVHSDUDWHKRRNRIWULP
3. Separate two wire connector.
313
4. If you want to separate the Lever door from
Assy tub, remove the screw labelled ①in the
picture to the left.
If you want to separate Assy auto door switch
from Assy tub, remove the screws labelled ②
on the picture to the left.
If you want to separate Assy condenser from
Assy tub, remove the screws labelled ③in the
picture on the left.
AssycondenserAssy condenser
AssyautoAssy auto
doorswitchdoor switch
LeverdoorLever door
 5HIHUWRWKHSLFWXUHRQWKHOHIWWRUHPRYHWKH
parts.

Disassembly and Reassembly _ 17
Part Figure Description
Assy Case
Brake
1. Drain Hose
'UDLQSXPSRXW
3. Water Inlet
Preparation:
• Make sure to disconnect the power, water supply,
and drain hose connections.
• Remove the upper, lower baskets and 3rd rack in
the dishwasher.
• Pull out the dishwasher carefully.
 5HPRYHWKHWZRVFUHZVRIWKHKRXVLQJOHIW
 5HPRYHWKHKRXVLQJOHIW
Caution
Make sure to wear gloves when removing it.
Be careful as the steel plate is sharp and may cut
you.
3. Remove cover brake by rotating.(counterclockwise)
Use a jig. If you do not have a jig, you can use a
needle nose pliers.
(Be careful when removing the cover as it is easily
damaged.)

18 _ Disassembly and Reassembly
Part Figure Description
Assy Case
Brake
4. Separate connection parts in red circle from tub and
pull out the Case brake by lifting up the hook in red
square.
1. Drain Hose
'UDLQSXPSRXW
3. Water Inlet
4. Loosen the three (3) clamps and release the three
(3) hoses from the Assy case brake.
Caution
Water remaining in the Assy case sensor and Assy
case break will come out.
/D\DWRZHORQWKHÀRRUWRDEVRUEDQ\ZDWHUWKDW
may come out.
When reassembling, the holder of the clamp must be
pointing toward the inside of the dishwasher.