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Writer's pictureLake Refrigeration

Common Air Conditioning Problems and How to Prevent Them


Mother and child with air conditioner remote

Air conditioning systems are essential for maintaining comfort in homes and businesses, especially during the hot summer months. However, like any complex machinery, they can encounter problems that affect their performance and efficiency. Understanding these common issues and knowing how to prevent them can help ensure your system runs smoothly year-round. This article will cover frequent air conditioning problems, their causes, preventative measures, and when to call a professional for help. For expert assistance in the Nottingham area, visit Lake Refrigeration & Air Conditioning for reliable air conditioning maintenance.


Overview of Frequent Air Conditioning Issues and Their Causes


Refrigerant Leaks


  • Cause: Refrigerant leaks can occur due to wear and tear, manufacturing defects, or physical damage to the refrigerant lines.

  • Impact: Leaks reduce the system's ability to cool, leading to higher energy consumption and decreased comfort.


Frozen Evaporator Coils


  • Cause: Frozen coils can result from restricted airflow, low refrigerant levels, or a malfunctioning blower fan.

  • Impact: Ice on the coils prevents the system from absorbing heat, reducing its cooling capacity.


Dirty or Clogged Filters


  • Cause: Air filters trap dust, dirt, and allergens. Over time, they become clogged and restrict airflow.

  • Impact: Restricted airflow can cause the system to overheat, work harder, and reduce indoor air quality.


Electrical Control Failure


  • Cause: Electrical components such as capacitors and relays can fail due to wear, corrosion, or power surges.

  • Impact: Electrical issues can cause the system to operate intermittently or not at all.


Thermostat Problems


  • Cause: Thermostats can malfunction due to improper calibration, dead batteries, or electrical issues.

  • Impact: A faulty thermostat can lead to incorrect temperature readings and inefficient operation.


Drainage Issues


  • Cause: Condensate drains can become clogged with dirt, algae, or debris.

  • Impact: Blocked drains can cause water damage, mould growth, and system shutdowns.


Preventative Measures to Avoid These Problems


Regular Maintenance


  • Schedule regular air conditioning maintenance with a professional service provider like Lake Refrigeration & Air Conditioning. Regular inspections and tune-ups can identify and address issues before they become major problems.


Change Air Filters Frequently


  • Replace or clean air filters every 1-3 months, depending on usage and environmental factors. Clean filters ensure proper airflow and improve indoor air quality.


Inspect Refrigerant Levels


  • Have a professional check refrigerant levels during routine maintenance. If levels are low, it could indicate a leak that needs to be repaired.


Keep Coils Clean


  • Regularly inspect and clean the evaporator and condenser coils to prevent dirt buildup. Clean coils enhance efficiency and prevent freezing.


Ensure Proper Drainage


  • Check and clear the condensate drain line periodically to prevent clogs and water damage. Ensure the drainage system is free of debris and properly angled.


Test Thermostat Functionality


  • Regularly test your thermostat to ensure it is working correctly. Replace batteries as needed and consider upgrading to a programmable or smart thermostat for better control and efficiency.


When to Call a Professional for Help


While some maintenance tasks can be handled by homeowners, certain issues require the expertise of a professional technician. Here are scenarios when you should call for professional help:


  1. Persistent Cooling Issues: If your air conditioning system is not cooling effectively despite regular maintenance, a professional can diagnose and fix the underlying problem.

  2. Refrigerant Leaks: Handling refrigerants requires specialised training and equipment. A certified technician can safely repair leaks and recharge the system.

  3. Electrical Problems: Electrical issues can be dangerous. Professionals have the knowledge and tools to safely address electrical failures and replace faulty components.

  4. Strange Noises or Odours: Unusual sounds or smells coming from your air conditioning unit can indicate serious problems. A professional can identify and resolve these issues before they cause more damage.

  5. Water Leaks: If you notice water pooling around your air conditioning unit, it’s essential to call a professional to address potential drainage or condensate pump issues.


For residents and businesses in Nottingham, Lake Refrigeration & Air Conditioning offers expert air conditioning maintenance services to keep your system running efficiently and effectively. Regular maintenance and timely repairs can prevent common air conditioning problems and ensure a comfortable indoor environment throughout the year.


By understanding these common air conditioning issues and implementing preventative measures, you can maintain the performance and longevity of your system. Remember, regular maintenance and professional assistance are key to avoiding costly repairs and ensuring your air conditioning system operates at its best.



1 Comment


Johnny Robinson
Johnny Robinson
Aug 02

Thanks to HVAC Contractor Riviera Beach for breaking down the common AC problems and their solutions. Your advice on scheduling annual maintenance has convinced me to schedule a service appointment soon.

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