How to Maintain Your HVAC System on Rainy Days

HVAC

Blog
// Posted by Crossville Heating and Cooling, Inc.

When rainy days hit, it’s easy to forget about your HVAC system, but the weather can significantly impact its performance. Here’s a comprehensive guide to help you maintain your HVAC system and ensure it runs smoothly, no matter the weather.

Key Takeaways

  • Regular Maintenance is Crucial: Schedule routine check-ups to catch problems early.
  • Keep It Clean: Regularly clear debris from your outdoor unit and check air filters.
  • Monitor Humidity Levels: Use a humidistat to maintain indoor comfort and prevent mold.
  • Be Proactive: Address any signs of damage or inefficiency promptly to avoid costly repairs.
  • Prepare for the Unexpected: Consider backup power options and flood barriers for added protection.

1. Inspect Your Outdoor Unit

Debris Removal:
Start by clearing any debris—leaves, branches, or dirt—from around your outdoor unit. This ensures proper airflow and drainage.

Check for Damage:
Look for signs of rust or dents on your unit. Any visible damage could affect its efficiency and performance.

2. Check Air Filters

Replace or Clean Filters:
Clogged filters can restrict airflow and reduce efficiency. Check your filters monthly and replace or clean them as needed.

3. Test Your Drainage System

Condensate Drain:
Make sure the condensate drain is clear to prevent water buildup, which can lead to damage or mold.

Gutters and Downspouts:
Clean gutters and downspouts to direct rainwater away from your HVAC system, preventing potential flooding.

4. Monitor Indoor Humidity

Use a Humidistat:
Keep indoor humidity between 30% and 50%. If humidity levels rise, consider using a dehumidifier.

Check for Mold:
After heavy rains, inspect areas prone to moisture for any signs of mold growth.

5. Adjust Thermostat Settings

Comfort Mode:
On rainy days, you may prefer cooling or dehumidifying settings. Adjust your thermostat to maintain your desired comfort level.

6. Inspect Ductwork

Check for Leaks:
Moisture can cause ductwork to rust or develop mold. Seal any leaks and ensure that insulation is intact.

Look for Condensation:
Ducts sweating could indicate poor insulation or high humidity levels, which should be addressed promptly.

7. Regular Maintenance

Schedule a Tune-Up:
Regular professional maintenance is key to preventing issues. Schedule a tune-up after heavy rains to catch any potential problems early.

8. Prepare for Emergencies

Backup Power:
If you live in an area prone to flooding or power outages, consider investing in a generator to keep your HVAC system running.

Flood Barriers:
If flooding is a risk, look into barriers or raised platforms for your outdoor unit to prevent water damage.

9. Know When to Call a Professional

Strange Noises or Smells:
If your system is making unusual sounds or emitting strange odors, contact an HVAC technician immediately.

Poor Performance:
If your HVAC system isn’t cooling or heating effectively after a rain, don’t hesitate to seek professional help.

Conclusion

By following these maintenance tips, you can help ensure that your HVAC system remains efficient and effective during rainy weather. Regular inspections and prompt attention to issues can save you time and money in the long run.

For residents of Cumberland County, staying proactive with your HVAC system maintenance is essential to keep your home comfortable and protected against the elements. Whether it’s scheduling a professional tune-up or preparing for heavy rains, taking these steps will help you maintain a cozy environment regardless of the weather!

HVAC Technician installing a electric heat pump
About Crossville Heating and Cooling, Inc.
Crossville Heating and Cooling, Inc. is a locally owned heating and air conditioning company that provides sales, service, and installation of any type of heating or cooling in your home or light commercial building.

Although the name Crossville Heating and Cooling, Inc. is new, Mr. Richard Gilmer has been in the business of keeping his neighbors comfortable since 1998. As our presence in the HVAC contractors industry has evolved, we decided to change the name of our business to better reflect our commitment to the Middle TN area.

Our core values include implementing economically friendly products and practices to better contribute to the health and home of our customers. We are EPA certified and ensure that all refrigerant is recycled and all equipment is disposed of as per environmentally-safe standards. Our service techs and installers are trained to conduct business with minimal disruption to your daily lifestyle so that the only impact we make is a positive one

FAQ

Why is my HVAC leaking water?

Common reasons for HVAC leaks include issues with the condensate pipe or pump. Other causes might be a clogged air filter, poorly insulated ductwork, or a boiler drain leak.

FAQ

How often should you schedule an HVAC maintenance?

Homeowners should set up HVAC maintenance twice a year. It's best to do this in the spring and fall. This keeps the system running well and saves energy.

FAQ

What is an air handler?

An air handler is a device that moves conditioned air in your home. It's key to your HVAC system, working with your air conditioner or heat pump to spread cool or warm air.

What are the most frequent causes of HVAC leaks?

HVAC leaks often stem from a clogged condensate pipe. Other causes include a faulty condensate pump, frozen evaporator coils, or a damaged drain pan.

What is HVAC maintenance?

HVAC maintenance is a service that keeps your heating, ventilation, and air conditioning systems in top shape. It includes checking and maintaining all parts of the HVAC system. This keeps your system efficient.

What are the key components of an air handler?

The main parts of an air handler are the blower or fan, evaporator coil, heating elements, air filter, and dampers. These parts work together to take in, condition, and send air through your home.

How do I unclog a clogged condensate drain line?

First, try to clear the drain line with a wet/dry vacuum. If that doesn't work, call an HVAC expert. They can use a specialized vacuum to clear the blockage.

What are the components involved in HVAC maintenance?

During maintenance, technicians check and service key parts like air filters, coils, refrigerant levels, and electrical connections. This ensures everything works right.

How does an air handler work?

The air handler goes through a cycle to send conditioned air through your home. It starts by pulling in air from your home. This air then goes through the air filter and gets cooled or heated. Finally, it's sent back into your home through the ducts.

What can cause a condensate pump to fail?

A broken or faulty condensate pump can cause water to build up and leak from the HVAC unit. An HVAC technician can test and replace a faulty pump.

What factors determine the frequency of HVAC maintenance?

How often you need HVAC maintenance depends on the system's age and the local climate. Newer systems usually need maintenance once a year. Older systems might need it more often.

What are the different types of air handlers?

There are three main types of air handlers: residential, commercial, and make-up air units. Residential air handlers are small and work with air conditioners or heat pumps. Commercial air handlers are big and complex, used in large buildings. Make-up air units focus on improving indoor air quality in certain settings.

What are the signs of an HVAC water leak?

Look out for water pooling around the unit, dripping sounds, and a decrease in cooling performance. Fixing HVAC leaks quickly helps prevent further damage and keeps your system efficient.

When is the ideal time to schedule HVAC maintenance?

Schedule HVAC maintenance before you really need it, which is usually in spring and fall. This helps the system work better when you need it most.

Why are air handlers important?

Air handlers keep your home comfortable and healthy. They control temperature and humidity, improve air quality, and help your HVAC system work better.

How can frozen evaporator coils cause water leaks?

Frozen coils can happen due to restricted airflow, low refrigerant, or dirty coils. When the ice melts, it can overflow the drain pan and cause leaks.

What are the benefits of regular HVAC maintenance?

Regular maintenance makes your HVAC system more reliable. It helps spot problems early and works more efficiently. This can save you money on energy bills.

What are common problems with air handlers?

Common air handler problems include clogged air filters, broken blower motors, and leaky ducts. These issues can make your HVAC system less efficient and make your home uncomfortable.

How can a damaged drain pan cause HVAC leaks?

A drain pan can wear out and develop cracks or holes, leading to leaks. If it's rusted, it might need replacing. For minor cracks, a water sealant solution might help.

How can homeowners prepare for professional HVAC maintenance visits?

Clean around the outdoor unit and check the coils and cabinet for damage before the technician comes. Also, inspect the ductwork for leaks.

How do I maintain my air handler?

Keep your air handler running well by cleaning or replacing the air filter, checking the blower motor and other parts for damage, and fixing any duct leaks. Follow the maker's maintenance schedule to make your air handler last longer.

How can a clogged air filter cause HVAC water leaks?

A clogged air filter can restrict airflow over the evaporator coils, causing them to freeze. This can lead to water overflow. Change your air filters every 1-3 months to avoid this.

How can homeowners find a reliable HVAC maintenance provider?

Choose HVAC companies with certified technicians, like those with NATE certification. They should also have a good history of quality service and happy customers.

What should I consider when choosing an air handler?

Think about the size and capacity to fit your home's needs, energy efficiency ratings (like SEER), and noise levels when picking an air handler. A professional HVAC contractor can help you choose the right one for your home.

What are the signs of low refrigerant levels causing HVAC leaks?

Low refrigerant can cause the AC to cool poorly and make hissing or bubbling noises from the lines. An HVAC technician can check and recharge the system if needed.

How important is proper installation of an air handler?

Getting your air handler installed right is key for its best performance and your HVAC system's efficiency. This means making sure it's the right size for your home and considering your ductwork for good airflow.

How can improper HVAC installation lead to water leaks?

Poor installation or a wrong setup of the condensate drain line can cause drainage issues and leaks. It's important to hire a skilled professional for installation and maintenance to avoid these problems.

How do air handlers impact indoor air quality?

Air handlers are crucial for keeping your home's air clean. The air filter in the air handler catches dust, pollen, and other particles, making the air cleaner. Some air handlers even have air purifiers to clean the air even more.

HVAC Technician installing a electric heat pump
About Crossville Heating and Cooling, Inc.
Crossville Heating and Cooling, Inc. is a locally owned heating and air conditioning company that provides sales, service, and installation of any type of heating or cooling in your home or light commercial building.

Although the name Crossville Heating and Cooling, Inc. is new, Mr. Richard Gilmer has been in the business of keeping his neighbors comfortable since 1998. As our presence in the HVAC contractors industry has evolved, we decided to change the name of our business to better reflect our commitment to the Middle TN area.

Our core values include implementing economically friendly products and practices to better contribute to the health and home of our customers. We are EPA certified and ensure that all refrigerant is recycled and all equipment is disposed of as per environmentally-safe standards. Our service techs and installers are trained to conduct business with minimal disruption to your daily lifestyle so that the only impact we make is a positive one

Related Blog Posts

The Best Times to Replace Your HVAC System
The Best Times to Replace Your HVAC System
Replacing your HVAC system doesn’t have to be stressful or expensive. By choosing the right time of year, taking advantage of seasonal promotions, and relying on Crossville Heating & Cooling, Inc., you can enjoy a quick, affordable installation.
Read More →
How Much Does a New Heating and Cooling System Cost?
How Much Does a New Heating and Cooling System Cost?
Investing in a new central heating and cooling system is a big decision, but it doesn’t have to be overwhelming. Let Crossville Heating & Cooling, Inc., the fastest in town since 1982, guide you every step of the way. Contact us today for a free estimate, and let us help you find the perfect system to keep your home comfortable year-round!
Read More →
The Most Efficient Heating and Cooling Units for Your Home
The Most Efficient Heating and Cooling Units for Your Home
Investing in an energy-efficient heating and cooling system is one of the best ways to enhance your home’s comfort while reducing energy costs. For expert advice and installation, trust the fastest in town since 1982.
Read More →
How to Tackle the Ugly Cold in Cumberland County
How to Tackle the Ugly Cold in Cumberland County
The ugly cold is inevitable, but with the right preparation and maintenance, you can stay warm and comfortable all season long.
Read More →
How Does a Heat Pump Work in Winter?
How Does a Heat Pump Work in Winter?
Heat pumps keep your home warm in winter by efficiently transferring heat from the outside air, even in freezing temperatures, saving energy compared to traditional systems. For optimal performance, maintain consistent thermostat settings, clear the outdoor unit, and schedule regular maintenance.
Read More →
ndoor Air Tips for Cumberland County
ndoor Air Tips for Cumberland County
Keep your home comfortable and healthy this winter by balancing indoor humidity and preparing for dry air issues. Follow these simple tips for a cozy, worry-free season in Cumberland County!
Read More →
The 2025 Grammy Nominations Are In
The 2025 Grammy Nominations Are In
With a little preparation, you can enjoy a comfortable, hassle-free Grammy night in your home. Whether you're watching the 2025 Grammy Awards alone or hosting a party with friends and family, making sure your heating, cooling, plumbing, and power systems are ready will help ensure everything goes off without a hitch.
Read More →
Prepping Your Crossville Home for a Comfortable Election Night
Prepping Your Crossville Home for a Comfortable Election Night
Whether you’re gathering with family or enjoying a quiet night, election night in Crossville calls for comfort and reliability at home. Here’s a quick guide to getting your heating, cooling, plumbing, and power systems ready for a smooth, worry-free evening.
Read More →
National Cat Day: Home Upgrades for Your Cat’s Comfort
National Cat Day: Home Upgrades for Your Cat’s Comfort
Celebrate National Cat Day by creating a cozy, eco-friendly home for your feline friends with upgrades like energy-efficient HVAC systems, clean water solutions, and low-noise generators. Discover how to maintain a sustainable and pet-friendly environment!
Read More →
HVAC Technician worker outside working on a ac unit

Need HVAC Service? 
Contact Us Today!

Stay comfortable year-round! Don't wait for a breakdown. Click here to schedule your HVAC repair or installation today!