A reliable heating system is crucial for comfort and safety during the colder months. When a furnace or gas heating system fails, it can not only result in a drop in indoor temperatures but also increase energy costs and even pose potential health risks. This is why high-quality and timely furnace repair service is especially important for homes and commercial properties.
JT Services, Inc. provides professional heating system repair and maintenance services in Lake Zurich and within a 25-mile radius. Our specialists work with various types of furnaces and heating systems, quickly identifying problems and restoring their efficient operation.
Why is it important to repair your furnace promptly?
A faulty furnace rarely «breaks down suddenly»—more often, it gives early warning signs of problems. Ignoring these signs can lead to more serious breakdowns and costly repairs. Timely repairs allow you to:
- Maintain a stable and comfortable indoor temperature;
- Reduce fuel and energy consumption;
- Extend the life of your equipment;
- Avoid emergency situations during the coldest months of the year.
Experienced technicians perform diagnostics, identify the cause of the failure, and use high-quality components to reliably restore the system.
Common Furnace Problems
Furnace repair service specialists most often encounter the following malfunctions:
- Unusual noises;
- Uneven heating of rooms;
- Uneven heating of rooms;
- Rising heating bills.
Rumbling, whistling, or grinding sounds may indicate worn internal components or problems with the fan. Temperature differences between rooms are often associated with thermostat malfunctions, clogged filters, or ductwork issues. This behavior may indicate faulty sensors, overheating, or restricted airflow. If costs have increased sharply without a change in weather conditions, the furnace may be overloading due to hidden faults. A yellow or unstable flame is a sign of combustion problems, requiring immediate professional attention. In addition to repairs, our company offers regular maintenance and cleaning of heating systems. Preventative maintenance helps keep equipment in good working order, improves its efficiency, and reduces the likelihood of breakdowns in the depths of winter.







