Image of a person cleaning an air conditioner

Learn how to clean AC coils by turning off the power, removing debris, accessing the outdoor coils, applying coil cleaner, letting it soak, scrubbing it gently, rinsing thoroughly, accessing the indoor coils, cleaning them, reassembling the AC, and turning it back on.

Read this complete guide with detailed step-by-step instructions and other vital answers. From reassuring whether it is worthwhile cleaning AC coils to how often you should do it, everything you need to know is here. Start reading and get informed!

Does Cleaning AC Coils Really Help?

Yes. Cleaning your AC coils is not just a chore; it is necessary to maintain the performance and longevity of your unit. Here is why you need to clean your AC coils:

  • ensuring optimal performance;
  • lowering energy consumption and bills; and
  • preventing costly repairs.

When it comes to AC, regular maintenance and keep-up chores are crucial to efficiency and money-saving, as the cost of fixing an air conditioner can be high.

How Often Should AC Coils Be Cleaned?

As a general rule of thumb, your AC coils should be cleaned at least once a year. However, if you notice weak airflow from vents in your house or reduced cooling efficiency, more frequent cleaning may be necessary. 

How To Clean AC Coils: 10 Simple Steps

Follow these easy steps to clean the AC evaporator coils inside the house and the outdoor AC coils and keep your unit running smoothly. For a more detailed explanation, read below.

  1. Turn Off The Power: Before starting any maintenance, switch off the power from the circuit breaker to your AC unit to prevent accidents.
  2. Remove Debris: Begin by clearing any visible dirt, leaves, or debris from the exterior of the outdoor unit using a soft brush or vacuum cleaner.
  3. Access The Outdoor Coils: Depending on your AC unit design, you may need to remove the outer casing or access panel to reach and clean the outdoor AC unit coils.
  4. Apply Coil Cleaner: Spray a coil cleaner solution onto the outdoor coils, following the manufacturer's instructions carefully. The cleaner must be safe for outdoor use.
  5. Let It Soak: Allow the cleaner to penetrate the outdoor coils and break down stubborn dirt and grime for the recommended duration.
  6. Scrub Gently: Use a soft brush to scrub the outdoor coils gently, paying attention to areas with heavy buildup.
  7. Rinse Thoroughly: Use a hose or spray bottle to rinse the outdoor coils with water, guaranteeing that all cleaners and debris are thoroughly flushed away.
  8. Access The Indoor Coils: Move indoors and locate the access panel on your indoor unit. Remove the panel to access the indoor coils.
  9. Clean Indoor Coils: Carefully remove any dirt or debris from the indoor coils using a soft brush or vacuum cleaner. Remember to be gentle to avoid damaging the fins.
  10. Reassemble And Power Up: Reassemble the units and secure any panels or covers. Turn the power back on from the circuit breaker and enjoy improved cooling performance from your freshly cleaned AC coils.

After cleaning your AC coils, you must wait a little. But how long does it take for you to use your AC again? The answer is in the following section.

How Long Should I Wait After Cleaning AC Coils?

After cleaning your AC coils, wait at least 24 hours before turning the unit back on. It allows both the indoor and outdoor coils to dry entirely and ensures safe operation. After all, if you have just finished an AC task, you want to avoid going through HVAC troubleshooting again, right?

How Much Does AC Coil Cleaning Services Cost?

Expect to pay anywhere from $100 to $300 for this service. Investing in regular maintenance can save you money in the long run by preventing repairs and extending the life of your AC system. Plus, the cost of professional AC coil cleaning services can vary depending on factors such as the size of your unit, its accessibility, and your location. 

The only clear decision is that Wisercosts' HVAC team provides the best AC coil cleaning services. Call them now and guarantee an efficient and cost-effective job.