The LG DLE2140W is a 7.4 cu. ft. electric dryer with advanced moisture sensor technology, multiple drying cycles, stainless steel drum, reversible door, and energy-efficient operation. This service manual provides comprehensive information for technicians including technical specifications, disassembly procedures, troubleshooting guides, wiring diagrams, and replacement parts information for proper maintenance and repair.
The LG DLE2140W electric dryer features a large capacity drum, multiple drying options, and advanced sensor drying technology for optimal fabric care and energy efficiency.
| Component | Description |
|---|---|
| Drum Capacity | 7.4 cubic feet stainless steel |
| Control Panel | Electronic touch controls with LED display |
| Heating Element | 5400 watt electric heating system |
| Motor | 1/3 HP reversible motor |
| Moisture Sensor | Automatic dryness detection |
| Door | Reversible glass door |
| Lint Filter | Front accessible filter |
| Exhaust System | 4-inch diameter venting |
| Power Requirements | 240V, 30A dedicated circuit |
| Dimensions | 27" W x 29" D x 38.5" H |
Proper installation is critical for safe operation and optimal performance.
WARNING! Installation must be performed by qualified technician. Improper installation may cause fire hazard or equipment damage.
Step-by-step disassembly instructions for service access.
CAUTION! Always disconnect power before disassembly. Note wire locations for reassembly.
Major electrical components and their functions.
| Component | Part Number | Function |
|---|---|---|
| Heating Element | 5301EL2001A | Generates heat for drying |
| Thermal Fuse | 5301EL1002B | Safety cutoff at 194°F |
| Operating Thermostat | 5301EL1005A | Regulates drum temperature |
| Cycling Thermostat | 5301EL1006B | Controls heating cycles |
| Motor | MCL34283702 | Drives drum and blower |
| Start Capacitor | CAP21283701 | Assists motor starting |
| Main Control Board | 6871EL2002C | Manages all dryer functions |
Key mechanical parts and maintenance procedures.
Electronic control system operation and diagnostics.
Control Board Functions: Cycle selection, temperature control, moisture sensing, timing, error code display.
User Interface: Touch controls with cycle indicators, temperature settings, dryness level selection.
Sensor System: Moisture sensors detect dryness level, thermistors monitor temperature.
Error Codes: DE - Door Error, HE - Heating Error, LE - Motor Error, TE - Temperature Error.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No power | Power cord, thermal fuse, door switch | Check electrical supply, test thermal fuse, verify door switch operation |
| No heat | Heating element, thermostats, control board | Test heating element continuity, check thermostat operation, verify control board output |
| Drum not turning | Drive belt, motor, idler pulley | Inspect belt condition, test motor operation, check idler pulley spring tension |
| Excessive noise | Drum rollers, blower wheel, foreign objects | Inspect rollers for wear, check blower wheel balance, remove obstructions |
| Not drying properly | Venting, heating element, moisture sensor | Check venting for restrictions, verify heating element operation, clean moisture sensors |
| Error codes displayed | Various system faults | Refer to error code chart in service manual for specific diagnostics |
Complete electrical schematics for troubleshooting and repair.
Main Power Circuit: 240V supply through terminal block to heating element and motor circuit.
Control Circuit: 120V circuit for control board, motor start circuit, and safety devices.
Sensor Circuits: Moisture sensor and temperature sensor connections to main board.
Note: Refer to detailed wiring diagram sheet included with service manual for complete schematic.
Common replacement parts and their specifications.
| Part Description | Part Number | Notes |
|---|---|---|
| Heating Element Assembly | 5301EL2001A | Includes mounting hardware |
| Drive Belt | 6340EL1001A | Multi-ribbed, 92.5 inches |
| Thermal Fuse | 5301EL1002B | 194°F cutoff temperature |
| Drum Roller Kit | MCL45638201 | Includes 2 rollers and springs |
| Main Control Board | 6871EL2002C | Complete control assembly |
| Door Switch | SWI34283703 | Normally open type |
| Motor Assembly | MCL34283702 | Includes motor and blower wheel |
Critical safety information for service technicians.
WARNING! Failure to follow safety procedures may result in electrical shock, fire, or equipment damage. Service should only be performed by qualified technicians.
Technical Support: LG Service Network 1-800-243-0000
Parts Ordering: www.LGparts.com