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 ‘Check if there are foreign objects on the rotating brush on the bottom’?
※ The error message may be different from the actual message you hear from the product.. ① Before cleaning the rotating brush, remove the dust bin to make sure that internal dusts do not fall out from the dust bin.. ② Place a soft cloth on the floor and place the roboking upside down.
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.