Here are a few helpful links for local and industrial codes.
Indiana Boiler Code
ASME Code – Heating Boilers
EPA
The National Board of Boiler and Pressure Vessel Inspectors
Maintenance Checklists
Here are two helpful maintenance checklists. Performing the tasks on these lists prolong the life of your equipment, maintains top running condition, reduces down time, and expedites our inspections and services.
Low-Pressure Steam Boiler Checklist (.pdf file)
Water-Heating Boiler Checklist (.pdf file)