Installation Guide
Tools Needed:
- Measuring tape
- Level
- Screwdrivers (flat and Phillips)
- Drill with bits
- Pencil
Step-by-Step Installation
- Choose Installation Location: Select a location near electrical outlet with proper ventilation and adequate clearance on all sides.
- Check Cabinet Dimensions: Ensure cabinet opening meets minimum requirements: 30" width, 17" height, 15" depth.
- Electrical Connection: Connect to a dedicated 120V, 60Hz, 15A grounded outlet. Do not use extension cords.
- Ventilation Requirements: Maintain minimum 3" clearance on top, 2" on sides, and 1" at back for proper airflow.
- Mounting Preparation: Install mounting plate according to cabinet specifications and local building codes.
- Secure the Unit: Carefully slide microwave into position and secure with provided mounting screws.
- Test Operation: Perform initial test run to ensure proper installation and functionality.
Specifications
| Model Series | LMC2575ST |
| Type | Over-the-Range Convection Microwave |
| Color | Stainless Steel |
| Capacity | 1.7 cu.ft |
| Cooking Power | 1000W Microwave, 1450W Convection |
| Control Type | Touch Controls with LED Display |
| Energy Rating | Energy Star Certified |
| Ventilation | 400 CFM Exhaust Fan |
| Power Requirements | 120V, 60Hz, 15A |
| Dimensions (HxWxD) | 17 x 30 x 15 inches |
| Weight | 55 lbs |
| Turntable Size | 12.4 inches |
Warranty Information
- Full Warranty: 1 year parts and labor
- Magnetron Warranty: 10 years on microwave system
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
Convection Cooking
Professional-grade convection system circulates hot air for even baking and roasting, delivering crispy results like a traditional oven.
Inverter Technology
LG's advanced Inverter Technology delivers a seamless stream of cooking power for precise temperature control and even cooking results.
EasyClean® Interior
Special ceramic enamel interior resists stains and makes cleaning simple. Wipes clean with a damp cloth for easy maintenance.
Sensor Cooking
Intelligent sensors automatically detect moisture levels and adjust 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 automatically, switching between microwave, convection, and combination modes.
Cooking Modes Explained
Microwave Only
Quick heating and defrosting with precise power control from 10% to 100%
Convection Only
Traditional baking and roasting with temperature range from 150°F to 425°F
Combo 1
30% microwave + 70% convection for faster baking with browning
Combo 2
55% microwave + 45% convection for quick roasting with crisp exterior
Sensor Cook
Automatic cooking based on food type and quantity for perfect results
Speed Cook
Combination cooking that reduces cooking time by up to 50%
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Microwave won't start | Door not closed properly, child lock activated | Ensure door is fully closed, check child lock settings |
| Uneven cooking | Turntable not rotating, improper food placement | Check turntable operation, arrange food evenly |
| Sparkling or arcing | Metal objects in cavity, damaged waveguide cover | Remove metal objects, inspect waveguide cover |
| Poor ventilation | Clogged filters, improper duct installation | Clean or replace filters, check ductwork |
| Display error codes | Sensor issues, electrical problems | Refer to error code list, reset unit |
| No convection heat | Heating element failure, thermostat issue | Contact authorized service center |
Error Codes
- E1: Temperature sensor error - Check sensor connection
- E2: Overheating - Allow unit to cool before use
- E3: Communication error - Reset the unit
- E4: Magnetron issue - Contact service center
- E5: Door switch error - Ensure door closes properly
- E6: Turntable motor issue - Check for obstructions
Manual Downloads
Current Model Manuals
LMC2575ST
1.7 cu.ft Convection Microwave
LMC2075ST
2.0 cu.ft Smart Inverter
LMC2575BD
1.7 cu.ft Black Stainless
LMC2275ST
2.2 cu.ft ProBake Convection
Popular Previous Models
LMV2031ST
2.0 cu.ft Convection
LMV1762ST
1.7 cu.ft Stainless Steel
LMC2083ST
2.0 cu.ft EasyClean
LMV1683ST
1.6 cu.ft Sensor Cook