Example serial number styles/formats found: You can also purchase additional labor coverage through the Comfort Shield program, which is provided by Service Net Warranty, LLC, part of AIG, and is transferable. phone: 972-497-5000 CONTINUE close Stock Availability . If your equipment qualifies for an extended limited warranty, we will also ask for: NOTE: Much of this information will be on the invoice provided by your installing contractor. Lookup. Looking to the left side of the in house cabinet or the top of the blower deck. All returns require a returned material authorization (RMA) number. Terms and coverage vary according to these product tiers: Dave Lennox Signature Collection products. How Many Protons Does Beryllium-11 Contain? Our customized choices provide you the opportunity to receive parts-only coverage or parts-and-labor coverage, providing you with the assurance you need. Find the series of numbers and letter that follow the word "Serial" on that data plate. Month of manufacture is 5th character letter digit (See chart below). Lennox Coil Problems often present early in the 1215 year lifespan of an AC unit. LennoxPros mobile app. Connect with us: . Sister or similar Brands Include: AirEase | Airease-Johnson | Aire-flo | Allied-Commercial | Armstrong Air | Concord | Ducane | Lennox | Magic-Pak. Still, mechanical and electrical breakdowns can happen. Lennox Warranty Lookup. Use our selector tool to find the perfect heating and cooling products for your comfort needs. For residential applications, Lennox gas ducted heaters also carry a 10-year parts only warranty on the heat exchanger, theheart of all ducted heaters.