USB University: High Efficiency Boiler Combustion Testing

This USB University online training video demonstrates how to perform a combustion test on a high efficiency condensing boiler by U.S. Boiler Company. The video covers combustion testing in both high and low fire.
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Note: These instructions are designed for use by a trained professional only. Untrained persons should never attempt to install, diagnose, modify, or repair home heating equipment.
Music: bensound.com

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