EFTA00283811Set 9
18p7,666w
weeks, or as needed during
operation.
There are visible fractures on the furnace's combustion chamber liner. If any of these cracks extend
through the fire lining and excessive heat ... smoke pipe of the heating plant. This device controls the
draft at the combustion chamber. A proper operating draft control will result in fuel economy
therefore a draft control should
https://www.justice.gov/epstein/files/DataSet%209/EFTA00283811.pdf