With the arrival of summer, air conditioning takes center stage in our homes. Before using it every day during the hottest months, however, it’s important to perform preventative maintenance, starting with cleaning the filters.

When the filter is dirty, in fact, the air conditioner must work harder to circulate the air, consuming more energy and cooling less effectively.

In this article, we’ll find out how to clean your air conditioner filter to keep it running efficiently , reduce energy consumption , and improve the air quality in your home for a more comfortable environment throughout the summer.

With the support of the hOn app , managing air conditioning maintenance becomes even easier thanks to reminders , guides and practical suggestions always available on your smartphone.

How to clean your air conditioner filter step by step

Cleaning the filters is a simple operation that can be done independently in just a few minutes.

  1. Turn off the air conditioning: disconnect it from the electrical power supply for safe operation.
  2. Remove filters: open the door of the indoor unit and gently remove the air filters, taking care not to damage them.
  3. Remove dust and dirt: for an initial cleaning, you can use a vacuum cleaner to remove surface dust. The filters can then be washed with warm water and, if necessary, a mild detergent.
  4. Let dry completely: after washing, the filters must be completely dry before being reinserted into the air conditioner. Reinserting damp filters could compromise the proper functioning of the device.
  5. Replace the filters and turn the air conditioning back on: once dry, the filters can be reassembled inside the indoor unit and the air conditioner is ready to start again.

The hOn app helps you maintain your air conditioner

If you have a Haier air conditioner connected to the hOn app , you will be notified when it is time to clean the air conditioner filter, preventing you from forgetting important maintenance for the correct functioning of the device.

With the hOn app you can start self-cleaning programs and have access to guides and tips that allow you to easily follow routine maintenance operations and keep your air conditioner always efficient.

hOn app programs to clean the filters
how to clena the filters with the hOn app

Other good tips to keep your air conditioner efficient

In addition to understanding how to clean your air conditioner filter, there are other simple steps that will help keep your air conditioner ready to tackle the entire summer.

  • Clean the outdoor unit: check that there are no obstructions and gently clean the surface as it is exposed to dust, leaves and dirt daily.
  • Check the condensate drain: to prevent blockages, water leaks and possible malfunctions.
  • Perform a check before summer: turning on the air conditioning before the hottest days arrive is useful to check that the system is cooling properly and that there are no anomalies or unusual noises.

Remember to clean your air conditioner filter before summer, the smart way

Taking care of your air conditioner before summer is a simple good habit that can make a difference in terms of comfort , energy efficiency and air quality in your home .

hOn app , managing air conditioning maintenance becomes even more practical thanks to notifications, dedicated programs and useful suggestions directly from your smartphone.

Do you have a Haier air conditioner? Connect it to the hOn app and prepare it for a smart summer!

27 May 2026 hOn