Lg Oven: burning smell, smoke, damaged power cable

Professional Repair Guide

What is this symptom?

Experiencing a burning smell or smoke from your LG oven? This may indicate a severe issue like a damaged power cable or overheating internal components. It's crucial to address these symptoms promptly to avoid potential fire hazards and ensure safe operation.

Urgency: Critical

Important Tips for Lg Models

  • LG official support acknowledges burning smell can come from normal heating of components or from residual manufacturing oils in new units, but persistent smells may indicate real issues requiring service.
  • Community repair guidance for LG ovens highlights burnt terminal block/power cord as a common hazardous issue.

Possible Causes

Burnt or damaged power cord/terminal connections

How to Identify: Visible charring or melting on the power cord insulation or plug; smell/smoke originating near the cord or connection point; uneven heating at plug

Part: Power cord and terminal block

Incorrect cookware or liners off-gassing

How to Identify: Smoke occurring soon after placing particular pans or liners; smell dissipates when removed

Part: Cookware/liners

Old wiring or internal component overheating

How to Identify: Persistent electrical burning smell not explained by surface grease; intermittent smoke without food residue; may be older unit

Part: Internal wiring/heating elements

DIY Solutions

Inspect and replace burnt power cord

Advanced 30–60 minutes
Tools Needed: screwdrivers, replacement power cord rated for oven, multimeter (optional)
  1. Disconnect oven from mains (unplug or power off at breaker)
  2. Visually inspect power cord and terminal block for charring
  3. Replace power cord and burnt connectors with OEM-compatible parts
  4. Ensure tight, correct connections at terminal block
⚠️ Safety First: Always disconnect power before inspection

Clean oven interior to remove food residue

Moderate 30–90 minutes
Tools Needed: oven cleaner or baking soda and water, scrubbing tools, gloves
  1. Ensure oven is cool
  2. Remove racks and clean food splatters/grease on interior surfaces
  3. Use baking soda paste or commercial cleaner on stubborn spots
  4. Wipe all residue thoroughly before use
⚠️ Safety First: Avoid cleaning heating elements directly

Professional Repairs

Replace internal wiring/heating element

Estimated Cost: $150–$400

Inspect/replace terminal block and high-temperature connectors

Estimated Cost: $100–$300

When to Call a Professional

Smoke continues after cleaning interior
Visible electrical damage to cord/terminal block
Burning smell persists without food residue
Sparks, tripping breaker, or oven fails to power correctly

Preventive Maintenance

  • Regularly clean oven interior: Smoke and odor from burned food residue
    Frequency: monthly
  • Inspect power cord and plug annually: Overheating and fire hazard due to cord damage
    Frequency: annually

Frequently Asked Questions

Why is my LG Oven burning smell, smoke, damaged power cable?
Common causes include a burnt power cord, incorrect cookware, or overheating internal components.
How do I fix LG Oven burning smell, smoke, damaged power cable myself?
Inspect and replace the burnt power cord, and clean the oven interior to remove food residue.
How much does it cost to fix burning smell, smoke, damaged power cable?
Professional repairs range from $100 to $400 depending on the issue.
When should I call a technician for burning smell, smoke, damaged power cable?
Call a technician immediately if you notice burning smells or visible damage to the power cable.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

70%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Damaged power cable due to overheating or wear and tear
  • Food debris or spills on the heating elements causing smoke
  • Faulty internal wiring or components leading to electrical shorts

User Suggested Solutions

  1. Inspect the power cable for visible damage. If damaged, replace the power cable. Ensure all connections are tight and secure. Test the oven after replacement.

  2. Clean the oven thoroughly, focusing on the heating elements and surrounding areas to remove any food debris or spills. Run the oven on a self-clean cycle if available.

  3. Check the internal wiring and components for signs of damage or shorts. If any damaged parts are found, replace them. Consult the user manual for specific wiring diagrams.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Worth repair or replace stove where power cable melted?

Community Discussions

power cable melted, burning plastic smell, smoke

Replaced the power cord and tightened connections.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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