Fire department personnel performing a visual check of a wet chemical system should evaluate the following items: • Wet chemical and expellant gas container pressure gauges and refill dates • Wet chemical cylinder connections from the distribution piping to the nozzles • Status/condition of fusible links and actuators • Manual pull station located adjacent to the means of egress from the
room • _____________________________________________ • Presence/position of nozzles protecting cooking equipment and fire spread • Presence and condition of nozzle blow-off caps • Cleaning maintenance records for filters, hoods, and ductwork
a. Whether the tamper indicators and seals are intact
b. Whether the Fire Department Connection (FDC) is operational
c. Whether the standpipe is free of obstructions
d. Whether the sprinkler heads are unobstructed
a
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