Section 3
Per NFPA86 8.9.1 – A low fuel pressure switch
or sensor shall be provided and shall be
interlocked into the burner management system.
Per NFPA86 8.9.2 – A high fuel pressure switch
or sensor shall be provided and shall meet the
following criteria:
(1)It shall be interlocked into the burner
management system.
(2)It shall be located downstream of the final
pressure-reducing regulator.
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