TM 55-1925-284-14&P
OPERATOR MAINTENANCE
MARINE SANITATION DEVICE FOR
INLAND AND COASTAL LARGE TUG (LT)
BLOWER ASSEMBLY, ADJUST
INITIAL SETUP:
Personnel Required:
Tools and Special Tools:
Two Watercraft Engineers, 88L
Tool Kit, General Mechanic's (Item 1, Table 2,
References:
Suitable Straight Edge
FM 55-502
TB 43-0218
Materials/Parts:
Gloves, Chemical and Oil Protective (Item 1,
Goggles, Industrial (Item 2, Table 3,
Belt, Drive, Blower (Item 2, Figure 3,
Equipment Conditions:
Set to OFF MSD DISCHARGE PUMP AND
BLOWER circuit breaker in 440V power panel
No. 4. 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.
BELT REPLACEMENT
REMOVAL
1. Remove the four nuts (figure 1, item 1) and four lockwashers (figure 1, item 2) from the studs (figure 1,item 3)
that secure the belt guard (figure 1, item 4). Discard the lockwashers.
2. Remove the belt guard (figure 1, item 4) from its base (figure 1, item 5).
3. Loosen, but do not remove, the four bolts (figure 1, item 6) that secure the motor (figure 1, item 7) to its base
(figure 1, item 8).
4. Slide the motor (figure 1, item 7) towards the blower (figure 1, item 9) until the belt (figure 1, item 10) is loose
enough to be removed from the motor sheave (figure 1, item 11) and the blower sheave (figure 1, item 12).
5. Remove the belt (figure 1, item 10) from the motor sheave (figure 1, item 11) and the blower sheave (figure 1,
item 12). Discard the belt.
0016 00-1