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Models KBX 400-1000

Knight® XL Boiler Video Tutorials (KBX models 400-1000)

How to Measure Inlet Gas Pressure

Learn how to check the inlet gas pressure to insure proper operation.

How to Replace the Air Filter

Learn how to access, remove and replace the combustion air filter.

How to Perform a Combustion Analysis

Learn how to perform a combustion analysis for the KNIGHT XL 400,000 to 1M BTU Boiler.

How to Clean the Burner and Heat Exchanger

Learn how to access and clean the burner and heat exchanger for the KNIGHT XL 400,000 to 1M BTU Boiler.