Table Of Contents - Samsung DMT300 Series Service Manual

Contents
Contents
1. Safety Instructions............................................................................................................................. 1 − 1
1.1. Safety Instructions for Service Engineers...................................................................................... 1 − 1
2. Features and Specifications ................................................................................................................. 2 − 1
2.1. Features ................................................................................................................................. 2 − 1
2.2. Specifications.......................................................................................................................... 2 − 2
2.3. Comparing Specifications with Existing Models ............................................................................ 2 − 3
2.4. Options Specifications .............................................................................................................. 2 − 4
3. Disassembly and Reassembly .............................................................................................................. 3 − 1
3.1. Tools for Removal and Reassembly............................................................................................. 3 − 1
3.2. Standard Disassembly Drawings ................................................................................................. 3 − 2
3.2.1. Themistor .................................................................................................................. 3 − 2
3.2.2. Heater ....................................................................................................................... 3 − 3
3.2.3. Drain Pump ................................................................................................................ 3 − 5
3.2.4. Circulation Motor ........................................................................................................ 3 − 6
3.2.5. Distributor Motor ........................................................................................................ 3 − 9
3.2.6. Leakage Sensor ........................................................................................................... 3 − 10
3.2.7. Panel Control & Main PCB ........................................................................................... 3 − 10
3.2.8. Dispenser................................................................................................................... 3 − 13
3.2.9. Fan Motor .................................................................................................................. 3 − 14
3.2.10. Case Sensor................................................................................................................ 3 − 16
3.2.11. Inlet Valve & Flow Meter.............................................................................................. 3 − 17
3.2.12. Relay ........................................................................................................................ 3 − 19
3.3. Checkpoints after Finishing a Service .......................................................................................... 3 − 20
4. Troubleshooting ................................................................................................................................ 4 − 1
4.1. Information code ..................................................................................................................... 4 − 1
4.2. Service Inspection Mode ........................................................................................................... 4 − 3
5. PCB Diagram ................................................................................................................................... 5 − 1
5.1. Main PCB .............................................................................................................................. 5 − 1
5.2. New PBA- Detailed Specifications and Descriptions for Connectors and Relay Terminals (MAIN
PBA)..................................................................................................................................... 5 − 2
6. Wiring Diagram ................................................................................................................................ 6 − 1
6.1. Wiring Diagram....................................................................................................................... 6 − 1
7. Schematic Diagram ........................................................................................................................... 7 − 1
7.1. Main Control .......................................................................................................................... 7 − 1
8. Reference ........................................................................................................................................ 8 − 1
8.1. Model Number Naming Rules .................................................................................................... 8 − 1
8.2. Terminology ........................................................................................................................... 8 − 2
i Copyright© 1995-2010 SAMSUNG. All rights reserved.