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
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