Protection Considerations for Wood Gasification Boilers + PDF Tutorial - Self Study


Author: John Siegenthaler

Subjects: Renewable HVAC: Biomass, Renewable HVAC: Boilers

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John Siegenthaler discusses the protection of boilers in this free 58-minute lecture.

Enroll today and learn more about the protection of boilers against low entering water temperature and against overheating during power failures.

John discusses the dewpoint of exhaust products, how to protect wood-fired boilers against low water temperatures through thermostatic bypass valves, loading units, variable speed shuttle pumps, and on/off toggled circulators. He also covers the use of circulators, heat dumps, barometric dampers and breach draft in the event of overheating, and much more!

Additional tutorial: download a six page PDF document on Wood Gasification Boiler Protection. This tool provides useful diagrams and details to keep in mind if you have a solid fuel boiler project coming up.

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Flexible Online Training for Industry Professionals

This is a self-study, self-paced online course. You can begin instantly upon enrollment and complete the course materials at your own pace.

Access Information and Build Your Training Library

After enrolling, the course materials will remain in your account and be accessible 12 months (1 year) after enrollment. Access can be extended beyond 1 year with a monthly membership. Rewatch videos and review assignments as many times as you want. View updates the instructor makes to the course as the industry advances. Return to your course anytime with online access from anywhere in the world.

Certificates of Completion Available for Members Only

Certificates of completion are only provided to HeatSpring Membership subscribers. This course has not been approved by any credentialing organizations (NABCEP, AIA, USGBC etc) for Continuing Education Credits (CEUs). This course is for self education purposes only and completion does not indicate a level of professional expertise or credential.


John Siegenthaler

P.E., Appropriate Designs

John Siegenthaler, P.E., is a mechanical engineer and graduate of Rensselaer Polytechnic Institute, a licensed professional engineer, and Professor Emeritus of Engineering Technology at Mohawk Valley Community College. “Siggy” has over 32 years of experience in designing modern hydronic heating systems. He is a hall-of-fame member of the Radiant Professionals Alliance...[more]

Course Outline

Watch: Boiler Protection Systems

Watch as John discusses protection considerations for wood gasification boilers.

  • Boiler Protection Systems (58:00) (Video - 58:28 minutes)
Download the Wood Gasification Protection Tutorial PDF

This six page PDF document walks provides useful diagrams and details to keep in mind if you have a solid fuel boiler project coming up.

  • Wood Gasification Protection Tutorial (PDF) (Download .pdf)