The unit vibrates excessively or feels unstable during use.

Safety: Unplug the appliance before inspection.

• Clean brush roll: Remove the brush bar and clear all debris to restore balance.
• Check bearings: Replace the brush bearings if there is play or roughness.
• Tighten fixings: Tighten all floor head screws and check that the wheels are secure.
• Inspect wheels: Replace any worn or cracked wheels that cause wobbling.