Shipping. Part62:Vital system automation. Subpart62.35:Requirements for specific types of automated vital systems. Section62.35-20:Oil-fired main boilers.
a) General.?(1) All main boilers, regardless of intended mode of operation, must be provided with the automatic safety trip control system(s) of paragraphs (h)(1), (h)(2)(i), (h)(2) (ii), and (i) of this section to prevent unsafe conditions after light off.