Air conditioning systems are essential for keeping homes cool and comfortable, especially during the scorching summer months. However, there are many misconceptions about AC use and maintenance that can lead to higher energy bills, inefficiency, and unnecessary repairs.
Let’s set the record straight by debunking some of the most common AC myths so you can keep your system running efficiently and save money.
Turning the AC Temperature Lower Cools the Home Faster
Lowering the thermostat to an extremely low setting won’t cool your home faster.
Air conditioners work by removing heat at a steady rate. Lowering the temperature dramatically only forces the system to run longer, not faster, which can increase energy consumption and strain the unit unnecessarily.
Set the thermostat to your desired comfortable temperature, typically around 78°F during summer for optimal cooling and efficiency.
Name: Priced Right Heating & Cooling
Address: 14436 W 100th St, Lenexa, KS 66215, United States
Phone: +19137135911
Website: https://pricedrightheatingandcooling.com/
Leaving the AC Running All Day Saves Energy
Running your AC all day, even when you’re not home, wastes energy and raises utility bills.
Some homeowners believe that keeping the AC running constantly prevents the system from working harder later. However, modern AC systems are designed to be efficient with cycling and can cool your home effectively without constant operation.
Use a programmable or smart thermostat to adjust temperatures based on your schedule, raising the temperature while you’re away and lowering it before you return.
Ceiling Fans Cool the Air
Ceiling fans don’t cool the air but help circulate it.
Ceiling fans create a wind-chill effect, which makes you feel cooler but doesn’t lower the actual room temperature. Leaving fans on in an empty room wastes electricity without any cooling benefit.
Use ceiling fans only when people are in the room to improve comfort while allowing you to set the thermostat a bit higher for energy savings.
Closing Vents in Unused Rooms Saves Energy
Closing vents in unused rooms can actually increase energy costs and strain your AC system.
HVAC systems are designed for balanced airflow. Closing vents disrupts this balance, causing increased pressure in the ductwork, which can lead to:
- Reduced efficiency
- Air leaks
- Strain on the blower motor
Keep vents open throughout the home and consider a zoning system if you want precise temperature control in different areas.
Bigger AC Units Always Perform Better
An oversized AC unit can be less efficient than a properly sized one.
Bigger units cool the space too quickly, leading to short cycling. This not only wastes energy but also fails to properly dehumidify the air, leaving your home feeling clammy.
Work with a professional HVAC contractor to ensure your system is correctly sized based on factors like home size, insulation, and local climate.
You Only Need to Change the Filter Once a Year
AC filters should be replaced much more frequently to maintain efficiency.
A dirty filter restricts airflow, causing your AC to work harder and consume more energy. It can also reduce air quality by allowing dust and allergens to circulate.
Change standard air filters every 1-3 months, and consider HEPA filters if you need better air quality control.
Air Conditioning Only Cools the Air
AC systems do more than just cool the air—they also dehumidify it.
As warm air passes over the evaporator coils, moisture is extracted from the air, improving overall comfort. However, excess humidity can still occur if your system is not properly maintained.
If humidity issues persist, consider a dehumidifier or ensure your AC is working properly.
Maintenance Isn’t Necessary Unless There’s a Problem
Regular preventive maintenance is essential for optimal AC performance.
Waiting until your AC breaks down can result in costly repairs and system strain. Preventative maintenance helps identify small issues before they escalate.
Schedule annual HVAC inspections, where a professional can:
- Clean coils
- Check refrigerant levels
- Test electrical components
- Inspect the blower motor and air filter
Refrigerant Needs to Be Refilled Regularly
Refrigerant doesn’t get “used up.” If levels are low, there’s likely a leak.
Refrigerant circulates in a closed loop within the AC system. If levels drop, it usually indicates a leak, which can lead to reduced cooling efficiency and system damage.
If you suspect low refrigerant levels, call a professional to locate and repair the leak rather than just topping it off.
An AC System Will Work Efficiently Forever Without Replacement
Even with proper maintenance, AC units have a lifespan.
Most air conditioning systems last around 10-15 years. Over time, components wear out, and efficiency declines, even with regular care.
If your system is aging or causing frequent repair issues, consider upgrading to a modern energy-efficient unit with improved performance and lower energy consumption.
How to Maximize AC Efficiency the Right Way
Now that these AC myths are debunked, here’s how you can truly maximize efficiency:
- Set the Thermostat Smartly: Keep the temperature around 78°F when home and raise it slightly when away.
- Seal Air Leaks: Prevent cool air from escaping through gaps around doors and windows.
- Upgrade to a Smart Thermostat: Automate energy savings and track usage.
- Maintain Regular Service: Schedule annual HVAC tune-ups for peak performance.
- Use Ceiling Fans Wisely: Combine them with AC use to improve comfort.
Final Thoughts on Common AC Myths
Misinformation about air conditioning can lead to higher energy bills, reduced system efficiency, and avoidable repairs. By understanding the truth behind common AC myths, you can make better decisions for your home, improve comfort, and extend the life of your HVAC system.
Name: Priced Right Heating & Cooling
Address: 14436 W 100th St, Lenexa, KS 66215, United States
Phone: +19137135911
Website: https://pricedrightheatingandcooling.com/
