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When the summer heat hits Elizabethtown, KY, your AC unit becomes your best friend. But what happens when your outside AC unit is making a loud noise? A noisy AC unit can be more than just an annoyance; it can signal serious issues.
Addressing noise problems can save you money and keep your home comfortable year-round. This is why it’s important to explore why this happens and how you can fix it.
Keep reading for great tips and advice on identifying possible causes for loud outside AC units and to learn where to find the best HVAC specialists in Elizabethtown to help you diagnose and correct this issue.
Noisy AC Unit Troubleshooting
There are several reasons your outside AC unit might be making loud noises. There might also be various sounds coming from your AC unit. Understanding these factors can help troubleshoot and solve the problem.
Consider the following possibilities.
Loose or Broken Parts
Over time, parts of your AC unit can become loose or break, leading to rattling or banging sounds. Regular maintenance can help prevent these issues.
Fan Problems
The fan in your AC unit is crucial in cooling your home. If it is loose or damaged, it can make a loud noise. Check the motor fan and fan blades for any indications of wear and tear.
Refrigerant Issues
Low or leaking refrigerant can cause your AC unit to make hissing or bubbling noises. This is a serious problem that needs professional attention.
Dirty Coils
Dirty coils can lower the efficiency of your AC unit and make it work harder, resulting in loud noises. Regular cleaning can help prevent this issue.
Compressor Problems
The compressor is the heart of your AC unit. If it malfunctions, it can cause loud, unusual noises and may need professional repair or replacement.
Clean the Unit
Clean the exterior of your AC unit periodically. Remove any debris, leaves, or dirt that is causing noise. A clean unit operates more quietly and efficiently.
Listen for Unusual Sounds
Different sounds can indicate other problems. For example, a rattling noise might mean a loose part, while a hissing sound could indicate a refrigerant leak.
AC Unit Maintenance Tips
Routine maintenance can prevent many issues that cause loud noises. Here are some tips to keep your AC unit in top shape.
Schedule Regular Inspections
Having a professional inspect your AC unit at least once a year can help you catch problems early on. This can save you money and prevent unexpected breakdowns.
Change the Air Filter
A dirty or blocked air filter can make your AC unit work harder and make more noise. Depending on usage, change the filter every 1-3 months.
Clean the Coils
Clean the coils on your AC unit regularly. This helps maintain efficiency and reduces noise. You can use a garden hose to rinse off the dirt and debris.
Check the Refrigerant Levels
Ensure your refrigerant levels are adequate. Low refrigerant can cause your AC unit to make loud noises and reduce its cooling efficiency. If you suspect a leak, immediately contact a professional.
HVAC Noise Reduction Tips
Is your AC unit still noisy after cleaning and a bit of troubleshooting? Here are some additional tips on quieting an AC unit to consider.
Install a Sound Blanket
A sound blanket can help limit noise from your AC unit. These blankets are designed to cover the compressor and dampen the sound.
Build a Sound Barrier
Building a fence or planting shrubs around your AC unit can help block and absorb sound. Ensure there is enough space for proper airflow.
Upgrade to a Quieter Model
If your AC unit is old, it might be time to upgrade to a newer, quieter model. Modern AC units are generally designed to work more quietly and efficiently. For further HVAC noise reduction, try the following:
- Insulating your ductwork, it can help to reduce noise from the airflow
- Install vibration pads under your AC unit, especially for rooftop units
Minimizing Disturbances with Quieter HVAC Solutions
Loud AC units can disturb neighbors and disrupt outdoor activities. Prolonged loud AC unit noises may cause discomfort and potential conflicts among residents.
In Elizabethtown, noise that disturbs people on neighboring properties between 9 PM and 7 AM is not allowed. This includes loud noise that disturbs residents’ peace, quiet, and comfort. If you can’t fix your loud outdoor AC unit cannot be fixed, you should consider that when deciding how to address the issue best.
Quiet AC units can improve quality of life by minimizing noise pollution. This can be really useful during warmer months when windows are open or during quiet evening hours when noise sensitivity is heightened.
When to Call a Professional
While many AC unit noises can be resolved with simple troubleshooting, some issues can be DIYed and need professional repair.
If your AC unit continues to make loud noises after your work, it’s time to call a professional. They can diagnose and resolve problems quickly and safely.
Refrigerant leaks are serious and should only be handled by a professional. They can safely repair the leak and recharge the system.
Compressor problems are complex and usually need professional repair or replacement. Don’t attempt to fix these issues on your own without having the knowledge or expertise.
Call a professional if your AC unit has an electrical issue. A qualified technician should handle electrical problems since they can be dangerous.
What to Do When Your Outside AC Unit Is Making a Loud Noise
If your outside AC unit is making a loud noise, you should investigate it promptly, as it can indicate serious problems. Use our guide to troubleshoot loud AC unit causes and the AC unit maintenance tips to prevent this in the future. If you want to enjoy a cool and quiet summer, you may consider using a trusted HVAC technician to help with this.
At Above All Mechanical, we simplify HVAC services. Our 24/7 emergency HVAC services ensure trained technicians arrive on time, ready to fix any loud AC unit. Contact us today to experience our top-rated services.