As the weather begins to warm up, many homeowners are eager to switch their cooling systems back on after a long winter. Before you do, it’s smart to make sure your system is ready for the season ahead. A few simple checks can help prevent problems and keep your home comfortable. While these quick steps can make a difference, nothing replaces professional air conditioner maintenance in Lockport, IL, which ensures your system is clean, safe, and operating efficiently.

Change the Air Filter
HVAC air filters collect dust, pet hair, pollen, and other airborne particles. A clogged filter restricts airflow, forcing your system to work harder. Replacing your filter improves air circulation, helps maintain indoor air quality, and reduces strain on your HVAC system. Check the filter monthly and replace it at least every 2-3 months.
Make Sure Indoor Vents Are Clear
Take a walk through your home and check the supply and return vents. It’s surprisingly common for vents to become partially blocked by furniture, curtains, rugs, or everyday clutter.
Blocked vents prevent conditioned air from circulating properly throughout your home. This can lead to uneven temperatures, higher energy use, and unnecessary wear on your HVAC system. Make sure vents are fully open and unobstructed so cool air can flow freely from room to room.
Clean Around the Outdoor Unit
During the fall and winter, leaves, dirt, branches, and other debris may have collected around the outdoor unit. Clear away any buildup within a few feet of the system to ensure proper airflow. Gently rinse the exterior fins with a garden hose to remove dirt and dust. Just be sure to spray lightly—high pressure can damage the delicate fins. Keeping the area around your outdoor unit clean helps your air conditioner release heat more effectively, improving efficiency.
Check Your Thermostat
Before turning on your AC, take a moment to check your thermostat settings. Make sure it’s switched to cooling mode and set to a comfortable temperature. If your thermostat runs on batteries, replacing them at the start of the season is a good habit that helps prevent unexpected shutdowns. Also, review your programmable schedule or smart thermostat settings to match your spring and summer routine.
Switch Your Ceiling Fans for Summer
Ceiling fans can help your air conditioner work more efficiently when used correctly. During the warmer months, your ceiling fans should rotate counterclockwise. This direction pushes cool air downward, creating a gentle breeze that allows you to raise your thermostat setting slightly without sacrificing comfort.
Schedule Professional AC Maintenance
While these simple checks are helpful, a professional tune-up is the only way to truly prepare your air conditioner for the season ahead. Our HVAC technicians perform a thorough inspection and maintenance service that homeowners should not attempt themselves.
During a professional maintenance visit, we clean internal components, inspect electrical connections, check refrigerant levels, test system controls, measure airflow, lubricate moving parts, and make sure the entire system is operating safely and efficiently. This helps prevent breakdowns, improves energy efficiency, and extends the life of your equipment.
Contact J&A today, sleep tight tonight!