The Samsung DV45H6300EW/A3 is a 7.5 cubic foot electric dryer with steam refresh cycle, sensor drying technology, stainless steel drum, multiple drying cycles, and advanced moisture sensing. This service manual provides comprehensive information for technicians including technical specifications, disassembly procedures, troubleshooting, wiring diagrams, and maintenance guidelines.
Key technical data for the Samsung DV45H6300EW/A3 electric dryer.
| Specification | Details |
|---|---|
| Model Number | DV45H6300EW/A3 |
| Capacity | 7.5 cubic feet |
| Power Requirements | 240V AC, 60Hz, 30A |
| Heating Element | 5300 watts |
| Dimensions (HxWxD) | 44.5" x 29.5" x 32.1" |
| Weight | 125 lbs |
| Drum Material | Stainless Steel |
| Control Type | Electronic Touch Controls |
| Moisture Sensor | Yes - Auto Dry |
| Steam Function | Steam Refresh Cycle |
Proper installation procedures and requirements for the DV45H6300EW/A3 dryer.
WARNING! Installation must comply with local codes. Electrical work should be performed by qualified technician.
Major components and their locations within the dryer assembly.
CAUTION! Always disconnect power before accessing internal components.
Step-by-step disassembly instructions for service access.
Electrical components, wiring diagrams, and testing procedures.
| Component | Specification | Test Procedure |
|---|---|---|
| Main Power | 240V L1-L2, 120V L1-N, L2-N | Verify voltage at terminal block |
| Heating Element | 5300W, 20-30 ohms | Check continuity and resistance |
| Motor | 1/3 HP, 8-12 ohms run winding | Test windings for shorts/opens |
| Thermal Fuse | Normally closed, opens at 194°F | Check for continuity |
| Thermostat | Cycling and high limit types | Check continuity at room temp |
Electronic control board operation and diagnostic procedures.
Main Control Board: Processes user inputs, monitors sensors, controls all functions. User Interface: Touch controls with feedback. Sensors: Moisture sensor, temperature sensors, motor RPM sensor.
Diagnostic Mode: Enter by pressing Temperature + Time Dry + Power (in sequence). Test Points: Check voltage at designated test points on control board. Board Replacement: Requires complete unit power disconnect and reprogramming.
Heating components and operational verification.
Tip: Use clamp-on ammeter to verify heating element current draw (approximately 22A).
Common problems and solutions for the DV45H6300EW/A3 dryer.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No heat | Heating element, thermal fuse, thermostat | Check continuity of heating components; verify 240V at element |
| Will not start | Door switch, start switch, main control | Test door switch continuity; check start switch operation |
| No tumble | Drive belt, motor, idler pulley | Inspect belt for damage; test motor windings; check idler tension |
| Overheating | Vent restriction, cycling thermostat | Check venting for obstructions; test thermostat operation |
| Error codes displayed | Sensor failure, control issues | Refer to error code chart for specific diagnosis |
Diagnostic error codes and their meanings.
| Error Code | Description | Solution |
|---|---|---|
| tE | Thermal sensor error | Check thermistor resistance; replace if out of spec |
| HE | Heating error | Check heating element, thermal fuse, thermostats |
| dE | Door switch error | Test door switch continuity; check wiring |
| LE | Motor error | Check motor windings; test motor control circuit |
| SE | Steam system error | Check water supply, steam generator, related sensors |
Common replacement parts and their part numbers.
Recommended maintenance procedures and intervals.
WARNING! Always disconnect power before performing any maintenance.
Service Support: 1-800-SAMSUNG; www.samsung.com/support