Display shows 'Hi' and the vacuum reduces power or shuts off after a short period.

Safety first: Remove the battery pack and allow the vacuum to cool for at least 30 minutes.

• Clean cooling vents: Use a soft brush or vacuum to remove dust from the vents around the motor housing.
• Service filters and bin: Empty the dust bin and clean/wash filters as specified in the manual. Ensure they are completely dry before use.
• Use in cooler environment: Avoid using the vacuum in direct sunlight or very hot rooms for extended periods.
• Check for abnormal noise or smell: If the motor sounds rough or emits a burning smell, discontinue use and replace the motor assembly.