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Originally Posted By: anatol polillo
This post was automatically imported from our archived forum.
Fellow Inspectors,
Weil-McLain boiler
Model# HE-4 Dash 3
Serial # 1997433
High Eff. gas boiler
My guess......... 7 years.............. 
Smile
Anatol
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Originally Posted By: jpeck
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Your 7 year guess fits this: Serial # 1997433 (19th week of 1997)
–
Jerry Peck
South Florida
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Originally Posted By: anatol polillo
This post was automatically imported from our archived forum.
From the manufacturer:
The CP# is not in the system but the HE boiler was produced in 5/85 and ended production in 7/91. Hope this helps.
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Originally Posted By: poffenberger
This post was automatically imported from our archived forum.
What is considered a high eff. boiler Would it be 78% or 83.5% or 95.7%