Expert HVAC Services in Havana, IL 62644 - Zellers Heating & Cooling

A leaking AC unit in Havana often indicates a clogged condensate drain line, a frequent issue due to our humid climate causing algae and mold growth in the line. At Zellers Heating & Cooling, we clear the blockage, clean the drain pan, and can install preventative treatments to keep the line flowing freely and prevent water damage to your home.

Start by checking the batteries if it's a wireless model and ensuring it's set to the correct mode (heat/cool). If problems persist, it could be a wiring issue, a sensor fault, or simply an old unit needing calibration. Our technicians can quickly diagnose the problem, whether it's a simple fix or a recommendation for a more reliable, energy-efficient upgrade.

Our preventative maintenance includes inspecting and clearing the condensate drain line, testing thermostat calibration and operation, checking refrigerant levels, cleaning coils, and inspecting electrical components. This proactive service helps prevent the clogs and malfunctions common in our area, improves efficiency, and extends the life of your system, saving you money on repairs.