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 TM 55-1925-273-10-1
OPERATOR'S MANUAL
INLAND AND COASTAL LARGE TUG (LT)
OPERATION UNDER USUAL CONDITIONS
MAIN PROPULSION SYSTEM SHUTDOWN
INITIAL SETUP:
Personnel Required:
One Watercraft Engineer, 88L
STARBOARD MAIN ENGINE SHUTDOWN
1.
At the EOS console, verify that the CONTROL AIR TRANSFER valve (figure 1, item 1) is in the EOS position.
2.
At the EOS console, place the STBD MN ENG THROTTLE/CLUTCH lever (figure 1, item 2) in the NEUTRAL
(straight UP) position.
3.
Verify that the governor maintains the engine at idle speed. If idle speed cannot be maintained, notify the maintenance
supervisor.
! CAUTION
If ambient raw water temperature is above 90 F (32.2 C), it may be necessary to cool the main
engine for at least 20 minutes.
Stopping an engine without a proper cooldown can result in damage to the engine.
4.
Let the starboard main engine idle for at least 15 minutes to allow cooling water to remove excess heat.
1
2
3
Figure 1. EOS Console
0097 00-1
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