Installation Guide
Tools Needed:
- Screwdrivers (flat and Phillips)
- Measuring tape
- Level
- Drill with bits
- Pencil
Step-by-Step Installation
- Choose Installation Location: Select a location with proper ventilation, away from heat sources and with easy access to electrical outlet.
- Check Clearances: Ensure minimum 3 inches clearance on top, 2 inches on sides, and 1 inch at the back for proper ventilation.
- Remove Packaging: Remove all packaging materials and protective films from the microwave.
- Mounting Preparation: For over-the-range models, install mounting plate securely to wall studs.
- Electrical Connection: Connect to a properly grounded 120V, 60Hz, 15A dedicated outlet. Do not use an extension cord.
- Ventilation Setup: Choose between external venting or recirculating mode based on your kitchen setup.
- Test Operation: Test all functions including microwave, light, and ventilation fan to ensure proper operation.
Specifications
| Model Series | LMV2031ST |
| Type | Over-the-Range Microwave |
| Color | Stainless Steel |
| Capacity | 1.7 cu.ft |
| Cooking Power | 1000 Watts |
| Control Type | Touch Controls with LED Display |
| Exterior Dimensions | 29.88" W x 16.88" H x 15.5" D |
| Interior Dimensions | 20.5" W x 12.25" H x 16" D |
| Turntable Size | 14.2 inches |
| Venting Capacity | 400 CFM |
| Weight | 55 lbs |
| Power Requirements | 120V, 60Hz, 15A |
Warranty Information
- Full Warranty: 1 year parts and labor
- Magnetron Warranty: 10 years on microwave magnetron
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
Inverter Technology
LG's Inverter Technology delivers a continuous stream of cooking power for even, precise cooking results without the power cycling of traditional microwaves.
Smart Diagnosis
Advanced diagnostic system that helps identify issues and provides troubleshooting guidance through the LG SmartThinQ app.
EasyClean® Interior
The specially coated interior resists stains and makes cleaning simple with just a wipe of a damp cloth.
Sensor Cooking
Automatically detects moisture levels and adjusts cooking time and power for perfect results every time.
SmartThinQ Technology
Wi-Fi enabled for remote control via smartphone app, allowing you to monitor cooking progress and download new recipes.
Multi-Stage Cooking
Program up to 3 different cooking stages with different power levels for complex recipes requiring multiple cooking methods.
Cooking Programs
Popcorn
Automatically sets perfect time and power for microwave popcorn
Beverage
Heats beverages to ideal drinking temperature
Potato
Perfectly bakes potatoes with sensor technology
Frozen Entree
Optimal settings for frozen meals and dinners
Reheat
Intelligent reheating without overcooking
Defrost
Quick and even defrosting by weight or time
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Microwave won't start | Door not closed properly, power issue | Ensure door is fully closed, check power supply and outlet |
| Uneven cooking | Turntable not rotating, improper placement | Check turntable operation, arrange food evenly on turntable |
| Sparkling or arcing | Metal objects inside, damaged waveguide cover | Remove metal objects, check and replace waveguide cover if damaged |
| Loud noises during operation | Turntable obstruction, faulty stirrer motor | Check for obstructions, contact service if noise continues |
| Display not working | Power surge, control board issue | Reset circuit breaker, contact service if display remains off |
| Vent fan not working | Blocked vents, faulty fan motor | Clear ventilation path, contact service for motor issues |
Error Codes
- E1: Temperature sensor error - Contact service center
- E2: Communication error - Reset microwave, check connections
- E3: Door switch error - Ensure door closes properly
- E4: Magnetron error - Contact service center
- E5: Turntable motor error - Check for obstructions
- E6: Keypad error - Clean control panel, reset unit
Manual Downloads
Current Model Manuals
LMV2031ST
1.7 cu.ft Smart Inverter Microwave
LMV1762ST
1.7 cu.ft Sensor Microwave
LMV2031BD
1.7 cu.ft Black Stainless
LMV1683ST
1.6 cu.ft ThinQ Microwave
Popular Previous Models
LMC1575ST
1.5 cu.ft Convection Microwave
LMV1511ST
1.5 cu.ft Basic Microwave
LMC2075ST
2.0 cu.ft Convection Oven
LMV2083ST
2.0 cu.ft Sensor Microwave