How and when should I vacuum the sensor window in my air purifier?

Issue

• How and when should I vacuum the sensor window in my air purifier?

Applies to

• AEG AX9 series air purifiers

Resolution

• Dust accumulated in the Air Quality sensor can result in incorrect sensor readings and affect performance. Use a vacuum cleaner with a soft brush to remove any dust that might accumulate in this area. Vacuum (at least) once a month. Never use abrasive, harsh cleaning tool this can damage the sensor.