HVAC systems are complex systems and they are designed to work at optimum performance, but like all mechanical systems HVAC systems also break down and develop faults. There can be several reasons for an EC fan air conditioner or a heating unit breaking down it might be because of worn out parts, power fluctuation, extreme weather conditions, or improper installation.Most of the time, these faulty systems can be easily repaired and if you are based in Buford, you can call a company that offers HVAC repair in Buford to look at your air conditioning unit. Here are some signs you can easily observe that indicate that it might be time to call Central Heating and Air Conditioning for HVAC service in Buford.1) Air Quality Is the air quality in your building not optimal? If you're able to smell odors in the air, then it might be time to call the heating companies in Buford and arrange HVAC maintenance for your system.2) Leakages Leaks are a clear sign that there is something wrong with the HVAC system and it needs to be looked at by a professional technician. It could be leaking from the ducts that run inside walls or the vents that carry out air.3) Inefficient Cooling There can be several reasons behind inefficient cooling of an HVAC system. It could be buildup of debris in the ducts or the parts wearing down in the HVAC system. Only an inspection by a technician can tell you of the root cause behind the lack of optimum cooling.4) Higher Utility Bills Have you checked your electricity bills lately? If there is a rise in the power consumption, it might be because your HVAC system is consuming too much power to cool your home or office. A technician can look at the system and find out the cause of excessive power consumption.5) Noise The sound from your HVAC system is a clear indication that it needs a servicing or maintenance. If the air conditioning or heating system is making unusual noise, then you should switch it off and call a technician. Running a system in such a condition can damage the internals and it can end up costing you more for replacing damaged parts.Central Heating and Air Conditioning is one of the most well-known heating companies in Buford and as heating contractors in Buford, they have been providing their services to customers for the past 70 years. Find out more by browsing through or call 404-261-2280 to schedule a visit from a technician.