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Samsung DV7450M Service Manual
Samsung DV7450M Service Manual

Samsung DV7450M Service Manual

Clothes dryer

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SERVICE
CLOTHES DRYER
DVE50R5400V/A3
CLOTHES DRYER
Basic Model :
DV7450M
Project Name : DV7000R
Model Code : DVE50R5400V/A3
DVE50R5400W/A3
DVE50R5200W/A3
DVG50R5400V/A3
DVG50R5400W/A3
DVG50R5200W/A3
Manual
1. Safety Instructions
2. Features and
3. Disassembly and Reassembly
4. Troubleshooting
CONTENTS

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Summary of Contents for Samsung DV7450M

  • Page 1 CLOTHES DRYER Basic Model : DV7450M Project Name : DV7000R Model Code : DVE50R5400V/A3 DVE50R5400W/A3 DVE50R5200W/A3 DVG50R5400V/A3 DVG50R5400W/A3 DVG50R5200W/A3 SERVICE Manual CLOTHES DRYER CONTENTS 1. Safety Instructions 2. Features and 3. Disassembly and Reassembly 4. Troubleshooting DVE50R5400V/A3...
  • Page 2 Component Testing Procedures ........... . 25 “ This document can not be used without Samsung's authorization”...
  • Page 3 17. Operate time dry for 20 minutes after service and check wheter HE error occurs or not. When HC error occurs, check the terminal wiring of compressor. It may cause desorption phenomenon of the pin for the wiring of compressor. Safety Instructions _ 3 “ This document can not be used without Samsung's authorization”...
  • Page 4 21. Always read and follow manufacturers instructions on packages for laundry aids. Heed all warnings or precautions. To reduce risk of poisoning or chemical burns, keep products away from children at all times, preferably, in a locked cabinet. 4 _ Safety Instructions “ This document can not be used without Samsung's authorization”...
  • Page 5 DO NOT have a fuse in the neutral or ground circuit. A fuse in the neutral or ground circuit could result in an electrical shock. DO NOT use an extension cord with this appliance. DO NOT use an adapter plug with this appliance. DO NOT pinch the power cord. Safety Instructions _ 5 This document can not be used without Samsung's authorization”...
  • Page 6 For best results, load 2-3 items at once. You can extend the drying time by a minimum of 20 WRINKLE AWAY undry load is dry. “ This document can not be used without Samsung's authorization”...
  • Page 7 D. Depth Product-inches(mm) 30.3(768) Water pressure-psl (kPa) 20 - 116 (137 - 800) NET weight lb (kg) 119.0 (54.0) Electric (W) 5300 Heater Rating Gas (BTU/hr) 20000 Power consumption(W) 5400 “ This document can not be used without Samsung's authorization”...
  • Page 8 Gas - 270 liter ↓ Gas - 270 liter ↓ Gas - 270 liter ↓ (kWh/cycle // Liter/cycle) Yearly Energy Consumption 644 kWh/year (Elec) 644 kWh/year (Elec) 644 kWh/year (Elec) (kWh/year) This document can not be used without Samsung's authorization”...
  • Page 9 2-4. OPTIONS SPECIFICATIONS Item Code Remarks MANUAL-BOOK DC68-03784D Y connector DC67-00324A Default Short Water Hose DC97-15249A This document can not be used without Samsung's authorization”...
  • Page 10 General tools for the after service. Long Nose Pliers) The tool for disassembling the fan on the back. C-Ring Jig Ease insertion and separation of C-Ring. 10 _ Disassembly and Reassembly This document can not be used without Samsung's authorization”...
  • Page 11 5. Remove the Cap-Cover Top and 2 screws from the Bracket Cover Top. 6. Slide the Cover Top towards the front and lift from the unit. Scratch and impact to the Cover Top is prohibited. Disassembly and Reassembly _ 11 This document can not be used without Samsung's authorization”...
  • Page 12 6. Locate and remove the 10 screws as shown. Note that screw B (x2) is longer than the others. 12 _ Disassembly and Reassembly This document can not be used without Samsung's authorization”...
  • Page 13 7. Lift and Frame Front off the 3 tabs across the bottom and remove. After reassembly check Frame Front on the Frame well, and Door-Switch work properly. Disassembly and Reassembly _ 13 This document can not be used without Samsung's authorization”...
  • Page 14 6. Remove 3 screws from the Case Filter(F). 7. Remove 1 screws from the Case Filter(B). 8. Disconnect 2 Housing Sensor-Plate. After reassembly check the Touch Sensor work properly through test mode. 14 _ Disassembly and Reassembly This document can not be used without Samsung's authorization”...
  • Page 15 Carefully spread the cabinet as needed to get extra clearance. But, take care not to deform the cabinet. Front & Rear Roller (After removing 1. After remove Holder-Shaft, separate each Roller. Drum Back) Disassembly and Reassembly _ 15 This document can not be used without Samsung's authorization”...
  • Page 16 11. Remove 2 Spring Plate Using a long-nose plier. 12. Remove 1 Screw Belt Cut Off Switch. 13. Remove Holder Shaft and Roller-Idler. After reassembly check the Motor work properly. 16 _ Disassembly and Reassembly This document can not be used without Samsung's authorization”...
  • Page 17 4. Separate Assy-Drum Back in Frame. 1. After separate Assy-Drum Back, do the following. Duct Exhaust 2. Remove 1 screw from the Frame. 3. Remove the Duct-Exhaust. Disassembly and Reassembly _ 17 This document can not be used without Samsung's authorization”...
  • Page 18 2. Remove 6 Housing Heater-Terminals. Heater 3. Remove 2 screw from Heater Die. 4. Separate Heater in Drum-Back. Reassembly procedures are in the reverse order of dissasembly procedures. 18 _ Disassembly and Reassembly This document can not be used without Samsung's authorization”...
  • Page 19 • First check the PCB and wire harness. Electronic control problem. • Replace the PCB if the problem persists. (Invalid Communication) • Check the PCB and Thermistor. Invalid heating Temp in running the dryer. Troubleshooting _ 19 This document can not be used without Samsung's authorization”...
  • Page 20 • The lamp stays lit for 2 minutes (regardless if the power is on/off or if the door is open/ closed) after it has turned on, and then turns off automatically. 20 _ Troubleshooting This document can not be used without Samsung's authorization”...
  • Page 21 Error Recall mode reminds users of the last error that was detected. • DVE(G)50R5400*/5200* : Dryness + Wrinkle Prevent In Error Recall mode, the last error that was detected appears. If no error has been found, nothing is displayed. Troubleshooting _ 21 This document can not be used without Samsung's authorization”...
  • Page 22 The diagnosis result appears. - OK : Both motor and heater work normally - HC : Motor or heater doesn’t work normally To exit Smart Install mode, turn off the dryer. 22 _ Troubleshooting This document can not be used without Samsung's authorization”...
  • Page 23 • It is normal for the dryer to hum due to the high velocity of air moving through the dryer drum, fan, or exhaust system. Troubleshooting _ 23 This document can not be used without Samsung's authorization” This document can not be used without Samsung's authorization”...
  • Page 24 • Sensor Dry automatically senses the moisture in the load and shuts the dryer off when the Extended time. selected dryness level is reached. The drying time can change according to the type and amount of laundry. See the cycle chart for reference. 24 _ Troubleshooting This document can not be used without Samsung's authorization”...
  • Page 25 - Terminal: “COM” - “NO” (1-2): ∞ Ω Door Switch 2. Door switch: On - Terminal: “COM” - “NC” (1-3): ∞ Ω - Terminal: “COM” - “NO” (1-2) < 1Ω 125V, 10A Troubleshooting _ 25 This document can not be used without Samsung's authorization”...
  • Page 26 Part Name Image Description Belt Cut-off S/W • Belt Cut-off S/W - Lever open: Resistance value < 1Ω - Lever push: Resistance value: ∞ Ω Belt Cut-Off Switch 125V, 16A Thermostat 3 resistance < 1Ω • - If resistance is in昀椀nite, replace thermostat 3. Thermostat 2 resistance <...
  • Page 27 Valve 6-7: Resistance value approx. 1000Ω • 120V, 60Hz, 120A • Resistance value 40~400Ω Igniter (101D) • 120V, 4.5A Thermostat • Resistance value < 1Ω (60T21 Hi-Limit) • 230F-50F 250V, 25A (60T2) Troubleshooting _ 27 This document can not be used without Samsung's authorization”...
  • Page 28 North & Latin America gspn3.samsungcsportal.com China china.samsungportal.com This Service Manual is a property of Samsung Electronics Co.,Ltd. © 2019 Samsung Electronics Co.,Ltd. All Any unauthorized use of Manual can be punished under applicable rights reserved. International and/or domestic law.