How to Clean Boiler Tubes
2010-1-26 · It should be located on the face of the boiler. Once you've done this, wait for the boiler to cool down entirely. When the boiler has cooled down completely, meaning it's turned off and cool to the touch, lay down old newspapers on the floor to protect it from oil, soot, and anything else that could stain it. Step 2 - Access the Tubes
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