I come up with 2 different ages? 1980 or 2001
York Serial Number: WLKM028827
I come up with 2 different ages? 1980 or 2001
York Serial Number: WLKM028827
Same: October 1980 or 2001
Should be able to tell the difference as 2001 would be High Efficiency and 1980 “not so much”
Brain freeze. Yes it is a 2001 as it is a high efficency.
Thanks.