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HVAC Maintenance: When To DIY And When To Call A Professional


Is your HVAC system acting strangely lately? Have you noticed an increase in your energy costs or unusual noises coming from the unit? If this is the case, it may be time for some maintenance.

Yet, before you roll up your sleeves and tackle the project independently, examine whether DIY is the best option. Alternatively, choosing for HVAC services is also worth the investment as it will make the maintenance process much more simpler. Read this comprehensive article to find out when you should do your own HVAC maintenance and when you should hire a professional. From simple filter changes to complicated repairs, we have experienced advice to keep your house pleasant all year long!

What Is HVAC Maintenance?


HVAC maintenance is the process of assuring the correct operation of your heating, ventilation, and air conditioning system. This might include routine cleaning and inspection and more extensive repairs or replacements as needed. Many homeowners can do simple HVAC maintenance tasks independently, but a professional should always handle more complicated concerns.

Frequent maintenance is critical for keeping your HVAC system functioning smoothly, as it may help you save money on energy, prevent malfunctions, and enhance indoor air quality. Several manufacturers recommend that you have your system serviced at least once a year to keep it in good operating order.

Cleaning or changing air filters, checking for refrigerant leaks, testing electrical connections and wiring, lubricating motors, and inspecting ductwork are some of the various activities that may be performed during HVAC maintenance.

Emergency maintenance is required when there is a serious problem with your system. This might be a faulty component or a damaged part. A competent technician can swiftly diagnose and rectify the problem, eliminating the need for lengthy downtime.

Overall, appropriate HVAC maintenance is required if you want your system to work properly and survive for a long time. You can keep your system running smoothly by doing preventative maintenance, diagnosing problems as they develop, and bringing in a professional for emergency repair.

When Should You Handle HVAC Maintenance On Your Own?


Read below to find out the different requirements when you may need HVAC maintenance:

1. Filter Replacement

Changing your air filter is a simple task you can undertake independently. Depending on the kind, you will need to replace your filter every few months. Cleaning is critical since a clogged air filter can limit airflow and force your system to work harder than required.

2. Coil Cleaning


Cleaning the coils on your HVAC unit is another do-it-yourself project. This should be done at least once a season since dirt and debris can accumulate on the coils and cause them to become less effective. Before cleaning the coils, switch off your unit and use a brush or vacuum attachment to reach all of the nooks and crevices.

3. Refrigerant Level Check

Checking the refrigerant level in your unit is best left to an expert. This is because if the level is too low, it might signify a serious leak in the system. An expert will be able to check the level correctly and, if required, top it off. They will also be able to fix any leaks that may have occurred.

4. Thermostat Calibration


Another activity that requires the services of a professional is thermostat calibration. This ensures that your device is operating at maximum efficiency and not wasting energy. A professional may also test your wiring to ensure that there are no shorts or other faults that could be creating thermostat troubles.

Ultimately, there are a few HVAC maintenance activities that you may perform on your own. But, for more difficult tasks, it is advisable to seek the assistance of a specialist.

Pros And Cons Of DIY HVAC Maintenance


When it comes to HVAC maintenance, there are some jobs that homeowners can handle, but others should be left to the pros. Homeowners with a rudimentary understanding of how their HVAC system operates may conduct maintenance activities such as replacing the air filter and cleaning the coils. More difficult activities, such as Freon recharge, should be undertaken by a qualified specialist.

The benefits of DIY HVAC maintenance include saving money and conducting simple procedures without needing to make an appointment with a professional. The disadvantages of DIY HVAC maintenance include the chance of harming your system if you need to know what you’re doing and voiding your warranty if you make a mistake.

If you need help managing a task, it Is always recommended to stay on the side of caution and hire an expert. They will be able to swiftly and efficiently diagnose problems and perform required repairs.

When To Call A Professional For HVAC Maintenance


Certain HVAC maintenance activities may be performed by the homeowner, while others should be performed by a professional. You can clean your own air filters and check the Freon levels in your system. More complicated activities, like calibrating your thermostat or diagnosing electrical problems, should be left to a skilled specialist.

Here are some general suggestions for when to hire an HVAC professional:

  • If your system is not adequately cooling or heating, this might be an indication of a larger problem that needs expert intervention.
  • If you notice unusual noises originating from your HVAC system, this might signal a problem with the fan or other components. Once again, this should be examined by a specialist.
  • If your energy expenses have lately soared, it might be due to an inefficient HVAC system. An expert can assist you in troubleshooting the problem and making solutions to improve efficiency.
  • If you’re thinking of upgrading your HVAC system, it’s always a good idea to check with a professional first. They can assist you in selecting the best system for your house and budget.

In general, if you are not comfortable handling an HVAC system work or if it has the potential to cause more harm if not done correctly, it is advisable to hire a professional.



Maintaining your HVAC system is an important element of house maintenance. Understanding when to do it yourself and when to hire a pro may help you save time, money, and energy in the long run. This article will surely be helpful in offering some insight into important indicators that it is time for professional maintenance as well as which activities are best performed by yourself. Taking care of your HVAC system may be easier than ever before with the appropriate knowledge and tools!