stan k
May 1, 2017, 03:29 PM
How old is my Heil 10 serial # L022101372? Thanks
[email protected]talaniman
May 1, 2017, 03:56 PM
manufacture or age of an HEIL QUAKERŽ furnace or other HEIL QUAKERŽ HVAC unit | Building Intelligence Center (http://www.buildingcenter.org/Heil-Quaker)
I get L as the decade, 02 as the year of manufacture, and 21 as the production week.