Air Conditioner Maintenance: When and Why to Perform It

In this article we will consider information about the service and maintenance of air conditioners, why regular preventive maintenance is necessary, the rules for carrying out and a list of maintenance works, how much it costs to service air conditioning equipment.

May 9, 2025 - 10:31
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Air Conditioner Maintenance: When and Why to Perform It

To ensure uninterrupted operation of the climate control equipment and extend its service life, it is recommended to carry out proper maintenance. Preventive measures will eliminate sudden breakdowns of the device, which entail considerable costs.

The need to carry out such work is also justified by the quality of the outgoing air in the room. Contaminated air conditioners emit a flow of air with elements that are unsafe for human health. This can provoke asthma attacks, allergic reactions, skin diseases, etc.

In this article we will consider information about the service and maintenance of air conditioners, why regular preventive maintenance is necessary, the rules for carrying out and a list of maintenance works, how much it costs to service air conditioning equipment.

Why do you need air conditioner maintenance?

Manufacturers of equipment, experienced technicians and even sellers of climate control systems warn about the need for periodic maintenance of air conditioners. These recommendations should be taken very seriously, since such preventive measures allow you to avoid many problems with the operation of equipment, promptly identify minor faults, preventing more serious breakdowns.

Frequency and benefits of regular maintenance

TO – technical maintenance of air conditioners, performed by professionals using special equipment

Some preventive work related to cleaning the air conditioning system parts can be done independently, without resorting to the help of specialists. The frequency of such work is 3-4 times a month. For this, you will need improvised tools: a brush, a soft cloth, a soap solution or special cleaning agents for air conditioners with a disinfecting effect.

Proper operation of equipment is not only an opportunity to increase its service life and avoid sudden breakdowns. Let's consider all the factors that justify the need for preventive maintenance of the device.

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Benefits of maintenance:

  1. Efficient operation of the equipment is ensured.

  2. Prevention of emergency situations.

  3. Preventing the occurrence of pathogenic microbes, mold, fungal growths and dust mites in the system units.

  4. Reducing operating costs.

  5. Compliance with warranty obligations.

List of air conditioner maintenance works

Professional servicing of climate control systems includes a range of preventive maintenance.

What is included in maintenance:

  1. Checking the air conditioner's performance in different modes.

  2. Cleaning of surfaces and parts of the indoor and outdoor units.

  3. Disinfection of indoor unit systems.

  4. Cleaning/replacing filters.

  5. Monitoring system pressure.

  6. Checking the freon line, checking for refrigerant leaks, refilling with freon if necessary.

  7. Checking the operation of the drainage system.

  8. Checking the air temperature at the outlet of the evaporator.

  9. Measuring the temperature of the air coming out of the indoor unit.

  10. Tightening of threaded connections.

  11. Checking for the absence of extraneous noise in operating mode.

  12. Checking the electrical connection contacts.

  13. Checking the fan motor bearings.

  14. Checking the consumed current for compliance with the parameters specified in the device passport.

Time regulations

The duration of standard air conditioner maintenance according to the regulations is 60 minutes (+\–).

Cost of air conditioner maintenance

The cost of air conditioner maintenance is calculated individually, which depends on various factors: the type and power of the equipment. For example, servicing industrial air conditioners is more expensive than maintenance of household models.

The cost of work may also increase if the split system units are located in hard-to-reach places or if an industrial climber needs to be called. You can find out the exact cost of professional maintenance in your city by calling the service center and specifying the power parameter and other characteristics according to the passport of the climate control device.