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 TM 55-1925-273-10-1
OPERATOR'S MANUAL
INLAND AND COASTAL LARGE TUG (LT)
OPERATION UNDER USUAL CONDITIONS
LUBE OIL PURIFICATION AND TRANSFER PIPING SYSTEM
INITIAL SETUP:
Personnel Required:
One Watercraft Engineer, 88L
GENERAL
The following procedures are included in this work package:
1. Drain the lube oil sump.
2. Fill the lube oil sump.
3. Purify the main engine lubricating oil.
4. Filling the lube oil tank
5. Pumping the contents of the lube oil tank to the oily water storage tank.
DRAIN THE LUBE OIL SUMP
! CAUTION
It is important that the engine/machinery being drained of lubricating oil is properly secured until
the filling procedure is complete. Rotating the engines or machinery without proper lubrication
will cause major damage to the equipment.
NOTE
Drain only one sump at a time to avoid overfilling the oily waste drain tank.
1.
Align the system piping as described in table 1. Refer to figure 1 for valve locations.
2.
Allow enough time for the selected lube oil sump to thoroughly drain.
3.
If draining a reduction gear sump, use the hand pump (figure 1, item 1).
4.
After draining the sump, CLOSE any valves that were OPENED in step 2.
0073 00-1
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