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Samsung DW80H99 Series Service Manual

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SERVICE
DISHWASHER
DISHWASHER
Model Name : DW80H99* Series
DW80J99* Series
DW80J75* Series
Model Code : DW80H9970US/AA DW80H9970US/AC
DW80H9950US/AA DW80H9950US/AC
DW80H9940US/AA DW80H9940US/AC
DW80H9930US/AA DW80H9930US/AC
DW80J7550US/AA DW80J7550US/AC
DW80J7550UW/AA DW80J7550UW/AC
DW80J7550UG/AA DW80J7550UG/AC
DW80J9945US/AA DW80J9945US/AC
Manual
1. Safety Instructions
2.
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference
CONTENTS

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  Summary of Contents for Samsung DW80H99 Series

  • Page 1 DISHWASHER Model Name : DW80H99* Series DW80J99* Series DW80J75* Series Model Code : DW80H9970US/AA DW80H9970US/AC DW80H9950US/AA DW80H9950US/AC DW80H9940US/AA DW80H9940US/AC DW80H9930US/AA DW80H9930US/AC DW80J7550US/AA DW80J7550US/AC DW80J7550UW/AA DW80J7550UW/AC DW80J7550UG/AA DW80J7550UG/AC DW80J9945US/AA DW80J9945US/AC SERVICE Manual DISHWASHER CONTENTS 1. Safety Instructions 3. Disassembly and Reassembly 4.
  • Page 2: Table Of Contents

    CONTENTS 1. Safety Instructions ..............1 1-1.
  • Page 3: Safety Instructions

    1. SAFETY INSTRUCTIONS 1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS Warning Caution Warning Before Servicing ➢ same time. ➢ ➢ ➢ ➢ Safety Instructions _ 1...
  • Page 4 While Servicing ➢ parts. ➢ ➢ ➢ ➢ After Servicing ➢ ➢ ➢ 2 _ Safety Instructions...
  • Page 5 Caution Before Servicing ➢ ➢ ➢ ➢ During Servicing ➢ connections. ➢ moisture from it. ➢ Safety Instructions _ 3...
  • Page 6 After Servicing ➢ ➢ 4 _ Safety Instructions...
  • Page 7: Features

    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...
  • Page 8: Specifications

    2-2. SPECIFICATIONS Model DW80H99* Series / DW80J99* Series / DW80J75* Series Type Lower nozzle Water vane Dispenser Vapor vent cover Base Control panel Door Upper nozzle Upper rack Lower rack Cutlery rack rack rack PAD Wine Rack (for some models) (for some models) (for some models) Accessory parts - User/Installation manual, Installation Kit, Drain Hose, Holder Drain Hose,...
  • Page 9 2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS NEW MODEL MODEL Model DW80F600UTS DW80J7550US/ DW80H9950US DW80H9970US DW80H9930US DW80J9945US DW80F800UWS UW/UG /UTB/UTW Photo Sensors 2-stage Programs Options...
  • Page 10 2-4. OPTIONS SPECIFICATIONS Photo Item Code Remarks...
  • Page 11: Disassembly And Reassembly

    3. DISASSEMBLY AND REASSEMBLY 3-1. TOOLS FOR REMOVAL AND REASSEMBLY Type ➊ ➋ ➌ ➍ ➎ 10mm * Preparation for parts replacement Caution Disassembly and Reassembly _ 9...
  • Page 12 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 / FOR DW80H99* AND DW80J99* SERIES) Step 1. Step 2. Step 3.
  • Page 13 Part Figure Description Preparation: remove it. Main PBA Disassembly and Reassembly _ 11...
  • Page 14 Part Figure Description Preparation: Inverter PBA 12 _ Disassembly and Reassembly...
  • Page 15 Part Figure Description Preparation: Door outer (DW80H9950US/ DW80H9940US) Caution Disassembly and Reassembly _ 13...
  • Page 16 Part Figure Description Preparation: Door outer (DW80H9970US/ DW80H9930US) Caution 14 _ Disassembly and Reassembly...
  • Page 17 Part Figure Description Preparation: Panel control (DW80H9950US/ DW80H9940US) Disassembly and Reassembly _ 15...
  • Page 18 Part Figure Description Preparation: front. Panel control (DW80H9970US, DW80J99* Series DW80J75* Series) 16 _ Disassembly and Reassembly...
  • Page 19 Part Figure Description Panel control (DW80H9970US) Disassembly and Reassembly _ 17...
  • Page 20 Part Figure Description Preparation: front. Panel control (DW80H9930US, DW80J99* Series DW80J75* Series) 18 _ Disassembly and Reassembly...
  • Page 21 Part Figure Description Panel control (DW80H9930US, DW80J99* Series DW80J75* Series) Preparation: Switch door Disassembly and Reassembly _ 19...
  • Page 22 Part Figure Description Preparation: Assy Case Vent Assy Dry Duct section. Assy Duct Condenser Duct Dry system 20 _ Disassembly and Reassembly...
  • Page 23 Part Figure Description Duct Dry system Disassembly and Reassembly _ 21...
  • Page 24 Part Figure Description Preparation: Caution Dispenser - slide 22 _ Disassembly and Reassembly...
  • Page 25 Part Figure Description Lever door Disassembly and Reassembly _ 23...
  • Page 26 Part Figure Description Flow meter Inlet Outlet Water Level < Assy case brake > Preparation: Assy Case Brake Caution Caution 24 _ Disassembly and Reassembly...
  • Page 27 Part Figure Description UPPER NOZZLE Preparation: MIDDLE NOZZLE LOWER NOZZLE WATER WALL Assy - Motion Disassembly and Reassembly _ 25...
  • Page 28 Part Figure Description Assy - Motion Caution 26 _ Disassembly and Reassembly...
  • Page 29 Part Figure Description Preparation: Assy Duct (Nozzle) Disassembly and Reassembly _ 27...
  • Page 30 Part Figure Description Preparation: to separate Drain Hose 28 _ Disassembly and Reassembly...
  • Page 31 Part Figure Description Preparation: section. Water Valve Caution Caution Disassembly and Reassembly _ 29...
  • Page 32 Part Figure Description Preparation: sensor connector. Cover base 30 _ Disassembly and Reassembly...
  • Page 33 Part Figure Description Preparation: Caution Frame front unit. Disassembly and Reassembly _ 31...
  • Page 34 Part Figure Description Preparation: Door Spring 32 _ Disassembly and Reassembly...
  • Page 35 Part Figure Description Preparation: Caution Assy Cover base Disassembly and Reassembly _ 33...
  • Page 36 Part Figure Description Preparation: Rear Leg + Adjust bar 34 _ Disassembly and Reassembly...
  • Page 37 Part Figure Description Preparation: Thermister Disassembly and Reassembly _ 35...
  • Page 38 Part Figure Description Preparation: Turbidity sensor Caution 36 _ Disassembly and Reassembly...
  • Page 39 Part Figure Description Preparation: Caution Circulation pump Disassembly and Reassembly _ 37...
  • Page 40 Part Figure Description Preparation: Base 38 _ Disassembly and Reassembly...
  • Page 41 Part Figure Description Preparation: Caution Ass’y Guide water Disassembly and Reassembly _ 39...
  • Page 42 Part Figure Description Preparation: Caution Motor AC drive & Switch micro Preparation: Caution 40 _ Disassembly and Reassembly...
  • Page 43 Part Figure Description Preparation: Drain pump(MOTOR BLDC PUMP) Caution Disassembly and Reassembly _ 41...
  • Page 44 Part Figure Description Preparation: sump. Sump Caution 42 _ Disassembly and Reassembly...
  • Page 45 3-4. CHECKPOINTS AFTER FINISHING SERVICE 1. Check the safety device 2. Use authentic Samsung replacement 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.
  • Page 46: Troubleshooting

    4. TROUBLESHOOTING 4-1. PREPARATION 4-1-1. DW9900H SERIES ‘Zone booster L’, ‘Zone booster R’ and ‘Power key’ Normal Lower key 44 _ Troubleshooting...
  • Page 47 4-1-2. Check Code (S/W ver. ~7133) Code When occur Symptom Possible Causes 3 minutes. 3 minutes. 3 minutes. HE-1 Troubleshooting_45...
  • Page 48 Code When occur Symptom Possible Causes 46 _ Troubleshooting...
  • Page 49 Code When occur Symptom Possible Causes Case1) 3 minutes. Condition 1) Condition 2) occurs. Troubleshooting_47...
  • Page 50 Code When occur Symptom Possible Causes Condition 1) again. Condition 2) Case1) 3 minutes. Case2) Case3) occurs. 48 _ Troubleshooting...
  • Page 51 4-1-2. Check Code (S/W ver. 7134~) Check Check code code When occur Symptom Possible Causes Display Recall 3 times. 5C1~5C5 3times. Troubleshooting_49...
  • Page 52 Check Check code code When occur Symptom Possible Causes Display Recall to pause 50 _ Troubleshooting...
  • Page 53 Check Check code code When occur Symptom Possible Causes Display Recall Condition 1) again. 3C1~ Condition 2) Case1) Case2) Case3) Troubleshooting_51...
  • Page 54 4-2. SERVICE INSPECTION MODE Item Related Parts Symptoms Description Version version 52 _ Troubleshooting...
  • Page 55 Item Related Parts Symptoms Description Heater Troubleshooting_53...
  • Page 56 Item Related Parts Symptoms Description Heater 54 _ Troubleshooting...
  • Page 57 Item Description Display Entering Water temperature Troubleshooting_55...
  • Page 58 Item Description Display 56 _ Troubleshooting...
  • Page 59 Check type Check code Checking method Corrective actions 60minutes. Troubleshooting_57...
  • Page 60 Check type Check code Checking method Corrective actions connector. 58 _ Troubleshooting...
  • Page 61 Check type Check code Checking method Corrective actions Pump. connector Pump Troubleshooting_59...
  • Page 62 Check type Check code Checking method Corrective actions Heater HE-1 Heater 60 _ Troubleshooting...
  • Page 63 Check type Check code Checking method Corrective actions connectors. sensing positions. Troubleshooting_61...
  • Page 64 Check type Check code Checking method Corrective actions connectors. 62 _ Troubleshooting...
  • Page 65 Check type Check code Checking method Corrective actions 125.814 98.36 77.48 61.477 49.12 39.51 31.985 26.053 21.347 17.59 14.573 12.136 10.157 8.541 Troubleshooting_63...
  • Page 66 Check type Check code Checking method Corrective actions connector. Communication connector. CN401 Communication 64 _ Troubleshooting...
  • Page 67 Check type Check code Checking method Corrective actions parts. None CN101. None Troubleshooting_65...
  • Page 68 Check type Check code Checking method Corrective actions None is not None 66 _ Troubleshooting...
  • Page 69 Check type Check code Checking method Corrective actions None None not start. None Troubleshooting_67...
  • Page 70 Check type Check code Checking method Corrective actions Caution None Caution 68 _ Troubleshooting...
  • Page 71 CATEGORY PROBLEM POSSIBLE CAUSE SOLUTION Troubleshooting_69...
  • Page 72 CATEGORY PROBLEM POSSIBLE CAUSE SOLUTION 70 _ Troubleshooting...
  • Page 73 CATEGORY PROBLEM POSSIBLE CAUSE SOLUTION NOTE Troubleshooting_71...
  • Page 74 PROBLEM POSSIBLE CAUSE SOLUTION inappropriate. 72 _ Troubleshooting...
  • Page 75 PROBLEM POSSIBLE CAUSE SOLUTION operation. Troubleshooting_73...
  • Page 76 PROBLEM POSSIBLE CAUSE SOLUTION Is too noisy. 74 _ Troubleshooting...
  • Page 77: Pcb Diagram

    5. PCB DIAGRAM 5-1. MAIN PCB CN101 CN203 CN102 CN403 CN502 Sensing CN501 CN402 CN503 Sensing CN204 CN205 CN201 CN202 CN401 CN301 PCB Diagram _ 75...
  • Page 78 5-2. INVERTER PBA Writing Pin 76 _ PCB Diagram...
  • Page 79 5-3. NEW PBA - DETAILED SPECIFICATIONS AND DESCRIPTIONS FOR CONNECTORS AND RELAY TERMINALS (MAIN PBA) CN403 CN502 CN501 CN402 CN503 CN101 CN401 CN102 CN204 CN301 CN205 CN201 CN202 CN203 PCB Diagram _ 77...
  • Page 80 5-4. NEW PBA - DETAILED SPECIFICATIONS AND DESCRIPTIONS FOR CONNECTORS AND RELAY TERMINALS (INVERTER PBA) 78 _ PCB Diagram...
  • Page 81: Wiring Diagram

    6. WIRING DIAGRAM 6-1. WIRING DIAGRAM DW80J9945 DW80J7550 ■ Reference Information Abbreviated word Meaning Abbreviated word Meaning WHITE Wiring Diagram _ 79...
  • Page 82: Reference

    7. REFERENCE 7-1. MODEL NUMBER NAMING RULES 2013 Super Premium 2014 Premium 2015 Counter-top Premium Counter Top 80 _ Reference...
  • Page 83 7-2. MODEL NUMBER NAMING RULES SR : DW : 8 : Premium BB : WD : SL : SD : A~Z : 1 : Compact Premium2 Premium1 Reference _ 81...
  • Page 84 7-3. MODEL NUMBER NAMING RULES DW : S :STSS … : 82 _ Reference...
  • Page 85 7-4. TERMINOLOGY Circulation Motor Drain Pump Heater Vent Fan Flow Meter Distributor Dispenser Tub Assy 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 Reference _ 83...
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