5 HVAC Troubleshooting Tips Every Homeowner Should Know

Aug 21, 2023

When it comes to keeping your home comfortable year-round, your HVAC (Heating, Ventilation, and Air Conditioning) system plays a vital role. But what happens when your HVAC system suddenly starts acting up, and you’re left in the heat of summer or the chill of winter? While it’s always best to call in the professionals, there are a few HVAC troubleshooting tips that every homeowner should know to potentially save the day – and money!

1. Check the Thermostat:

Before diving into more complex troubleshooting, start with the basics. The thermostat is the brain of your HVAC system, dictating when and how your system operates. If you notice your home isn’t reaching the desired temperature, or if it’s cycling on and off too frequently, your thermostat might be to blame. Ensure it’s set to the appropriate mode (heating or cooling) and temperature. Dust and debris can also affect its accuracy, so give it a gentle clean if needed.

2. Inspect Air Filters:

Clogged or dirty air filters are one of the most common culprits for HVAC issues. They restrict airflow, causing your system to work harder and less efficiently. Regularly checking and replacing air filters, usually, every 1 to 3 months, can significantly improve your system’s performance and energy efficiency. It’s a simple task that can have a big impact on your comfort and utility bills.

3. Investigate Circuit Breakers and Power Switches:

If your HVAC system isn’t turning on at all, it’s worth checking your circuit breakers and power switches. Sometimes, a flipped breaker or an accidentally switched-off power switch can cause the system to appear non-functional. Resetting the breaker or flipping the power switch back on might be all it takes to get your HVAC system up and running again.

4. Clear Debris from Outdoor Unit:

If you have a central air conditioning system, the outdoor unit can get clogged with leaves, dirt, and other debris. This can hinder its performance and efficiency. Before reaching out to a professional, ensure the area around the outdoor unit is clear of any obstructions. Gently clean the unit’s exterior and coils to maintain optimal airflow.

5. Listen for Unusual Noises:

Unusual sounds coming from your HVAC system can indicate potential problems. Hissing noises might suggest a refrigerant leak, banging sounds could indicate a loose or broken component and squealing noises might point to a worn-out belt. While some noises might be normal, it’s essential to pay attention to any changes in sound patterns and seek professional help if you’re unsure.

While these HVAC troubleshooting tips can be helpful for addressing minor issues, it’s important to remember that more complex problems should be left to licensed HVAC professionals. Attempting extensive repairs without the necessary expertise can worsen the situation or even create safety hazards. Regular professional maintenance is also key to preventing major issues and extending the lifespan of your HVAC system.

At Arellano Plumbing Heating and Air Conditioning, we understand the importance of a well-functioning HVAC system for your home’s comfort. Our team of skilled technicians is here to assist you with all your HVAC needs. Whether it’s routine maintenance, repairs, or installations, we’re just a call away. Stay comfortable year-round by keeping these troubleshooting tips in mind and relying on professionals to keep your HVAC system in top shape.

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