TM 55-1925-284-14&P
OPERATOR MAINTENANCE
MARINE SANITATION DEVICE FOR
INLAND AND COASTAL LARGE TUG (LT)
BLOWER ASSEMBLY, REPAIR
INITIAL SETUP:
Tools and Special Tools:
References:
Tool Kit, General Mechanic's (Item 1, Table 2,
FM 55-502
Materials/Parts:
Equipment Conditions:
Set to OFF MSD DISCHARGE PUMP AND
BLOWER circuit breaker in 440V power panel
Personnel Required:
No. 4. Lock out and tag out (FM 55-502).
Two Watercraft Engineers, 88L
SILENCER REPLACEMENT
REMOVAL
! CAUTION
Never attempt to disconnect union connections with only one wrench. Damage to the
vessel's standing piping could occur. Always use two wrenches.
1. Disconnect the union (figure 1, item 1) on the silencer (figure 1, item 2).
2. Remove the silencer (figure 1, item 2).
3. Remove the pipe fittings (figure 1, item 3) from the silencer (figure 1, item 2) and the male pipe threads
(figure 1, item 4) of the blower (figure 1, item 5).
0018 00-1