As the final weeks of the year settle in and temperatures drop, your home’s heating system becomes one of the most important components for keeping your family safe and comfortable. A little preparation now can go a long way toward preventing mid-winter breakdowns, improving energy efficiency, and ensuring your HVAC system runs smoothly all season long.
Avoid struggles, chills and frustration with your heating in Lockport, IL. Use this year-end HVAC checklist to stay ahead of potential issues and head into winter with confidence.

Schedule Professional Heating Maintenance
If you haven’t yet scheduled your annual heating tune-up, now is the time. Professional HVAC maintenance ensures that a trained technician can inspect, clean, and adjust your system for optimal performance. This service helps identify failing parts early, improves energy efficiency, and reduces the risk of an inconvenient—and often expensive—breakdown when you need heat the most. Regular maintenance also protects your system’s warranty and extends its overall lifespan.
Replace or Clean Your Air Filters
Airflow is critical to both heating performance and indoor air quality. Dirty or clogged air filters force your HVAC system to work harder, which leads to unnecessary wear and higher energy bills. Replace disposable filters or clean reusable ones at least once every 1 to 3 months, depending on the manufacturer’s recommendations and your home’s needs. During winter, when your system runs more frequently, staying on top of filter changes is especially important.
Test Your Thermostat
Make sure your thermostat is working properly before winter weather fully arrives. If you haven’t upgraded to a programmable or smart thermostat, now is an excellent time to consider it. These devices help regulate heating schedules automatically, reduce energy waste, and keep your home warm exactly when you need it. If you already have a smart thermostat, double-check your winter settings and ensure your Wi-Fi connection is stable.
Clear the Area Around Indoor and Outdoor Units
Your HVAC system needs good airflow to operate effectively. Inside, make sure furniture, boxes, and household items aren’t blocking supply or return vents. Clear away leaves, snow, and debris from around your heat pump or outdoor unit. Maintaining at least 2 feet of clearance around your heating system helps prevent airflow restrictions that strain the system and reduce efficiency.
Check Carbon Monoxide and Smoke Detectors
With gas-powered heating systems working overtime in winter, carbon monoxide safety is essential. Test all carbon monoxide and smoke detectors, replace batteries, and make sure each floor of your home has working devices. If your detectors are more than 10 years old, replace them entirely for maximum protection.
Don’t Wait—Prepare Now
Taking these simple steps before winter weather intensifies will help your HVAC system run reliably and efficiently all season long. If you need professional maintenance, repairs, or advice on improving your home’s comfort, schedule an appointment with our team today. A little proactive care now ensures a warmer, safer, and more stress-free winter ahead.
Contact J&A today, sleep tight tonight!