Keep your Lennox AC running smoothly with these maintenance tips and best practices.

Understand the causes of a Lennox AC freezing up and the steps to take for repair.

A step-by-step guide on how to replace the air filter in your Lennox AC unit.

Learn about the common causes of a Lennox AC fan not working and how to fix them.

Learn about the signs of a faulty Lennox AC fan motor and how to replace it.

Learn about the signs of a faulty Lennox AC compressor and how to replace it.

Learn about the signs of a faulty Lennox AC capacitor and how to replace it.

Discover the common causes of a Lennox AC blowing warm air and the solutions for fixing it.

Learn about the best brands and models for commercial central AC systems

Find out why Mitsubishi mini-split air conditioners are a popular choice among homeowners and business owners alike.