Home / HVAC Services / How to Clean Daikin AC Indoor Unit
HVAC services

How to Clean Daikin AC Indoor Unit

Regular maintenance of your Daikin air conditioner is important for its efficiency and better performance. Learning how to clean Daikin AC indoor unit ensures they continue to provide cool, clean air effectively. Regular cleaning reduces the chances of breakdown, extends the lifespan, and improves the indoor air quality.
This blog tells you the easiest steps to clean the indoor unit of your Daikin AC.

Tools and Materials Required for Cleaning

Before you begin cleaning, gather the necessary tools and materials. These typically include:
  • A vacuum cleaner with a brush attachment
  • Microfiber cloth
  • Mild detergent
  • A water spray bottle
  • Any manufacturer-recommended cleaning solution

How to Clean Daikin AC Indoor Unit: Easy Steps to Follow

Following are the steps to follow to clean your Daikin AC indoor unit.

Removing the Front Panel

Removing-the-Front-Panel Begin by locating and carefully removing the front panel of your indoor unit to access the filters and internal components.

Clean or Replace Air Filters

Clean-Air-Filters Take out the air filters and clean them using a vacuum cleaner with an attached brush or rinse with water. If the air filters are older than 3 months, make sure to replace them.
Expert Insights: Energy Star recommends “checking your AC’s filter every month, especially during heavy use months (winter and summer). If the filter looks dirty after a month, change it.”
Read our guide on How to Clean Air Filters

Clean AC Coils

Clean-AC-Coils Cleaning the coil is important to get cool air. Clean it using a soft brush or a specialized coil cleaner as recommended for Daikin AC units. Do not use any pressure cleaner as it might harm the inside parts of the unit. Regular cleaning of air conditioner coils prevents dust and dirt buildup.
Expert Insights: ASHRAE emphasizes the importance of coil cleaning for efficient heat transfer:

Clean Air Ducts of Daikin AC

Clean-Air-Ducts AC issues like water leakage, bad smell or moisture around the unit caused due to block or dirty air ducts. Regular air duct cleaning helps improve the performance of your AC unit.

Inspecting for Mold and Mildew

Inspecting-for-Mold-and-Mildew Check for signs of mold or mildew inside the unit, especially around the filters and coil. If mold is present, clean it using a mild detergent or a mixture of bleach and water, ensuring adequate ventilation during the cleaning process.
Expert Insights: Environmental Protection Agency (EPA) guidelines stress the significance of mold prevention in HVAC systems. This highlights the importance of regular inspection.

Reassembling the Indoor Unit

Reassembling-the-Indoor-Unit Once cleaning is done, reassemble the AC unit by placing the filters back and reattaching the front panel. Make sure everything fits properly.

Testing Your AC Unit

Testing-Your-AC-Unit After reassembly, restore the power to the AC unit and test its functionality. Listen for any unusual sounds. Verify if air is flowing smoothly from the vents. Testing this will verify that everything is working correctly post-cleaning.

Download Daikin’s Installation and Maintenance Manual

Benefits of Regular Cleaning of Your Daikin AC

  • A well clean and maintained AC unit works more effectively, consuming less energy and reducing the electricity bill.
  • Regularly cleaning enhances the energy and efficiency and performance of the unit.
  • Cleaning and maintenace lead to a long lifespan of AC units.
  • It improves indoor air quality which decreases allergens and poisons and brings a positive impact on health.
  • It reduce the risk factor of repairing and the major breakdown of AC components

Maintenance Tips

Establish a regular cleaning schedule of your Daikin AC unit. Clean or change the filters, perform thorough cleaning, inspect and clean coils and drainage every six months or as needed based on your usage and environment. Regular cleaning could prevent your AC unit from costly repairs.

Common Issues and Troubleshooting

If you notice reduced airflow or strange odors from your AC unit, it may indicate issues that cleaning alone cannot resolve. Contact a professional Daikin AC technician to diagnose and address any underlying problems promptly.

When Your Need a Professional for Your Daikin AC

If you are looking for a professional Daikin AC repair company in Dubai, FAJ Technical Services LLC specializes in repairing and maintaining Daikin AC units. Our AC technicians can fix all kinds of issues with your Daikin air conditioner. We provide service warranty and have nominal service charges. Contact us today to get your Daikin AC fixed.



Is Daikin aircon easy to clean?

Cleaning a Daikin air conditioner is generally straightforward with proper guidance. Following manufacturer instructions and using appropriate tools and cleaning solutions can simplify the process.

How do I clean my Daikin indoor unit filter?

To clean your Daikin indoor unit filter, follow these steps:
  • Turn off the power to the AC unit.
  • Remove the front panel to access the filters.
  • Take out the filters and gently clean them using a vacuum cleaner with a brush attachment or rinse them with water.
  • Allow the filters to dry completely before reinstalling them.

Is it necessary to clean the AC indoor unit?

Regular cleaning of the indoor AC unit is essential to prevent the accumulation of dust, allergens, and germs. This buildup can compromise cooling efficiency, increase energy consumption, and can cause respiratory issues and allergies. Regular maintenance ensures its effectiveness, and improves air quality within the house.

Should I turn off the AC when cleaning?

Yes, it is essential to turn off the power to your AC unit before cleaning to prevent the risk of electric shock or damage to the unit. Safety precautions should always be followed when handling electrical appliances.

What are the signs that my AC needs cleaning?

Signs that your AC unit needs cleaning include:

How can I deal with electrical problems in my air conditioning unit?

Electrical problems in air conditioning units, such as tripped circuit breakers or damaged wiring, should be addressed by turning off the system's power and consulting a qualified technician for diagnosis and repairs.

What causes coils to freeze in air conditioning systems?

Coils freezing in air conditioning systems can result from insufficient airflow, low refrigerant levels, or a malfunctioning blower motor. Regular air conditioner maintenance can help prevent this issue and ensure optimal cooling performance.

What are the potential consequences of air conditioning refrigerant leaks?

Air conditioning refrigerant leaks can reduce cooling capacity, increase energy consumption, and potentially damage the compressor. Prompt detection and repair of leaks are crucial to maintaining system efficiency and longevity.

What types of AC Problems can FAJ Technical Services address?

FAJ Technical Services specializes in diagnosing and fixing air conditioning problems, from minor issues like fan noise to more complex problems like refrigerant leaks.

How does FAJ Technical Services ensure reliable solutions for air conditioning problems?

FAJ Technical Services employs skilled technicians with the knowledge, skills, and tools to accurately diagnose and fix AC Problems.