Heat pumps are complex systems that provide both heating and cooling, which means they work year-round and are subject to wear and tear in every season. When your heat pump stops working properly, Mark's Heating & Air Conditioning provides fast, expert repair services throughout Sparta, TN and the Upper Cumberland area. Common heat pump issues include refrigerant leaks, frozen coils, faulty reversing valves, defrost cycle problems, and compressor failures.

Our technicians are specifically trained in heat pump diagnostics and repair, and they understand the unique challenges these systems present. We service all major heat pump brands and carry common replacement parts on our trucks. Whether your heat pump is blowing warm air in cooling mode, failing to heat in winter, or running constantly without reaching the set temperature, we'll get to the bottom of the problem and restore your comfort.