What to Check First
Open the official LG USA article for the latest model-specific checks.
Why This Can Happen
Symptoms can have more than one cause, and the correct steps depend on the exact model, installation and operating conditions. Use the checks above to narrow the issue before service.
Safety and Model-Specific Guidance
Frequently Asked Questions
What should I check first for [LG CordZero R9] I hear the voice error message 'Remove foreign objects at the left/right wheels’?
※ The error message may be different from the actual message you hear from the product.. Clean the cliff sensor of the robot vacuum cleaner by using a cotton ball or soft patch.. Try this. Rotate the wheels to remove foreign objects.. Using a cotton ball or soft cloth, clean the cli.
When should I stop troubleshooting and contact LG?
Stop if the product shows signs of electrical damage, burning, leaking near electrical components, or if the recommended checks do not resolve the issue. Use LG USA support for model-specific service guidance.
Does this guidance apply to every LG model?
Not always. Controls, error codes and service steps can differ by model. Confirm the exact model number and follow the linked LG USA article for model-specific instructions.