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INSTALLATION - TM-55-1925-292-14-P0252
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TM-55-1925-292-14-P Firefighting Fire Alarm and Fire Suppression Systems Inland and Coastal Large TUG (LT) Manual
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Figure 1. AFFF Pump Motor Junction Box
TM 55-1925-292-14&P
DIRECT SUPPORT MAINTENANCE
FIREFIGHTING, FIRE ALARM, AND FIRE SUPPRESSION SYSTEMS FOR
INLAND AND COASTAL LARGE TUG (LT)
AFFF PUMP, REPAIR
INITIAL SETUP:
Personnel Required:
Tools and Special Tools:
Two Watercraft Engineers, 88L
Tool Kit, General Mechanic's (Item 1, Table 2,
References:
Multimeter (Item 3, Table 2, WP 0046 00)
FM 55-502
Chain Hoist (Item 12, Table 2, WP 0046 00)
TB 43-0218
Sling, Endless (Item 13, Table 2, WP 0046 00)
Materials/Parts:
Gloves, Leather (Item 8, Table 3, WP 0049 00)
Hard Hat (Item 11, Table 3, WP 0049 00)
Tag, Danger (Item 8, Table 1, WP 0050 00)
Equipment Conditions:
Motor, Alternating Current (Item 1, Figure 3, WP
Set to OFF the AFFF PUMP circuit breaker on the
main switchboard. Lock out and tag out
(FM 55-502).
WARNING
Never reuse locking hardware. Reuse of locking hardware such as lockwashers,
locking nuts, cotter pins, and lock wire can result in undetected loosening of
fastening hardware causing catastrophic component failure resulting in death,
injury, or damage to equipment. In accordance with TB 43-0218, ensure that all
locking hardware is discarded upon removal and replaced with new.
AFFF MOTOR REPLACEMENT
REMOVAL
1. Remove the two screws (figure 1, item 1) that secure the junction box cover (figure 1, item 2).
2. Remove the junction box cover (figure 1, item 2) from the junction box (figure 1, item 3).
WARNING
Death or serious injury can result from contact with live electrical circuits. Before
beginning work on this, or any other electrical circuit or equipment, make certain
electrical power is OFF, locked out, and tagged out (FM 55-502).
3. Using a multimeter, check for available voltage at the wire nuts (figure 1, item 4) in the junction box (figure 1,
item 3). If voltage is present, check that the proper circuit breaker is OFF, locked out, and tagged out
(FM 55-502). If no voltage is present, continue with the procedure.
0028 00-1

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