You’ll want to find a production date. This is frequently found on a label on the surface of your unit.
If your system is less than five years old, it could still be protected by a warranty. Having said that, warranty terms and conditions vary between manufacturer and installing company.
At Roland J. Down Service Experts , we can confirm your warranty standing via a system inspection. We also provide HVAC service memberships in Albany for residential heating and AC equipment, regardless of unit age or manufacturer warranty status.