TM 55-1925-283-12&P
OPERATOR AND UNIT MAINTENANCE
FUEL FILTER/WATER SEPARATOR (FUEL TRANSFER SYSTEM) FOR
INLAND AND COASTAL LARGE TUG (LT)
OPERATION UNDER UNUSUAL CONDITIONS
INITIAL SETUP:
References:
Personnel Required:
TM 55-1925-273-10
One Watercraft Engineer, 88L
SECURITY MEASURES FOR ELECTRONIC DATA
No electronic data is used or stored in the fuel filter/water separator.
UNUSUAL ENVIRONMENT/WEATHER
There are no environmental or weather conditions that prevent the fuel filter/water separator from operating
properly.
BYPASSING THE FUEL FILTER/WATER SEPARATOR
1. If fuel transfer operations are underway, secure from fuel transfer (TM 55-1925-273-10).
2. CLOSE valves FO-16 F.O. FLTR / WATER SEP INLET COV (figure 1, item 1) and FO-17 F.O. FLTR / WATER
SEP OUTLET COV (figure 1, item 2).
3. OPEN valve FO-42 F.O. FLTR / WATER SEP BYPASS COV (figure 1, item 3).
NOTE
If desired, both fuel transfer pumps can be operated simultaneously when the fuel filter/
water separator is bypassed.
4. Resume fuel transfer operation (TM 55-1925-273-10).
2
3
1
Figure 1. Fuel Filter/Water Separator Valves
0006 00-1
