How to Clean the Air Filter of a Fujitsu Split AC: A Comprehensive Guide

Maintaining the air filter of your Fujitsu split air conditioner is crucial for optimal performance, energy efficiency, and indoor air quality. This comprehensive guide will walk you through the step-by-step process of cleaning the air filter, ensuring your Fujitsu split AC operates at its best.

Exposing the Filters

  1. Locate the Front Cover: Identify the front cover of your Fujitsu split AC unit. This is typically the panel that provides access to the air filters.
  2. Grip and Pull: Firmly grip the sides of the front cover near the bottom and pull outward. This will expose the air filters, which are typically held in place by retaining clips.
  3. Lift the Filters: Gently lift the air filters up and out of the retaining clips, taking care not to damage them.

Removing the Filters

how to clean air filter of Fujitsu split acImage source: Fujitsu AC by Raysonho

  1. Disconnect the Filters: Carefully pull the air filters towards you to remove them from the unit.
  2. Inspect for Damage: Examine the filters for any signs of damage, such as tears, holes, or excessive dirt buildup. If the filters are severely damaged, they may need to be replaced.

Cleaning the Filters

  1. Vacuum Cleaning: Use a vacuum cleaner with a soft-bristle attachment to gently remove any loose debris or dust from the surface of the air filters. Be careful not to apply too much pressure, as this could damage the filter material.
  2. Warm Soapy Water: For a more thorough cleaning, prepare a solution of warm water and a mild detergent or soap. Submerge the air filters in the solution and let them soak for 10-15 minutes. This will help to loosen and dissolve any stubborn dirt or grime.
  3. Rinsing: After soaking, rinse the air filters thoroughly under running water to remove all traces of the cleaning solution. Ensure that no soap residue remains on the filters.
  4. Drying: Place the cleaned air filters in a well-ventilated area, out of direct sunlight, and allow them to fully dry before reinstalling. Proper drying is crucial to prevent any moisture from being introduced back into the Fujitsu split AC unit.

Reinstalling the Filters

  1. Align the Filters: Once the air filters are completely dry, carefully align them with the retaining clips in the Fujitsu split AC unit.
  2. Secure the Filters: Gently push the air filters into the retaining clips, ensuring they are securely in place.
  3. Replace the Front Cover: Carefully replace the front cover of the Fujitsu split AC unit, making sure it is properly aligned and secured.

Maintenance Frequency

The recommended frequency for cleaning the air filters of your Fujitsu split AC unit depends on several factors:

  • Usage Frequency: If you use your air conditioner daily, the filters should be cleaned at least once a month.
  • Environment: In areas with higher dust or pollen levels, the filters may need to be cleaned more frequently, such as every two weeks.
  • Less Frequent Use: For those who use their Fujitsu split AC less often, cleaning the filters every three months should be sufficient.

Additional Maintenance Tips

  1. Outer Casing Cleaning: The outer casing of the Fujitsu split AC unit can be wiped down with a damp cloth to remove any accumulated dust or debris.
  2. Coil Cleaning: If there are any larger items stuck to the coils, they can be carefully removed by hand.
  3. Filter Replacement: Refer to the Fujitsu product literature or contact the manufacturer for guidance on the replacement cost and schedule for the air cleaning filters.

By following this comprehensive guide, you can ensure that your Fujitsu split AC unit operates at its best, providing you with efficient cooling and maintaining optimal indoor air quality.