InterNACHI®️ Forum

Heil furnace date code please

Specific Inspection Topics Inspecting HVAC Systems

gwilcox (Gerald C. Wilcox) March 25, 2010, 9:46pm 1

Model H9MPD100J2OA1
Ser# LO139 52693

Thanks in advance,

iniquette (Ian A. Niquette) March 25, 2010, 9:59pm 2

gwilcox (Gerald C. Wilcox) March 26, 2010, 1:15am 3

Thanks, Ian