OPERATOR, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE
FIREFIGHTING, FIRE ALARM, AND FIRE SUPPRESSION SYSTEMS FOR
INLAND AND COASTAL LARGE TUG (LT)
OPERATION UNDER UNUSUAL CONDITIONS
One Watercraft Engineer, 88L
S6226-NM-MMC-010/15852 REV B
Two Crewmembers, Any MOS
SECURITY MEASURES FOR ELECTRONIC DATA
No electronic data is used or stored in the firefighting, fire alarm, and fire suppression systems aboard the LT.
There are no environmental or weather conditions that will prevent the firefighting systems from operating.
PRESSURIZE THE FIRE MAIN WITH THE ENGINE-DRIVEN FIREFIGHTING PUMP
This procedure is to be accomplished only upon the loss of fire and general service
pumps 1 and 2.
1. In AMS 2, at the fire and general service pumps, CLOSE the following valves:
a. FM-16, FIRE/G.S. NO.1 DISCH TO FM (figure 1, item 1)
b. FM-14, FIRE/G.S. NO.2 DISCH TO FM (figure 1, item 2)
Figure 1. Fire and General Service Pump Valves