Footnote: Refer to Note on page 7 for requirements when inline instruments are not operable.
[DFT is deaerating feed tank.]
A mandatory shutdown is required if the chlorides exceed 1.0 ppm. but are less than 5.0 ppm and corrective action is not successful within 48 hours. The plant must be shut down in any case when the chlorides exceed 5.0 ppm.