FIGURE 1-31. Main Engine Fuel Oil Service Piping System.

TM 55-1915-200-10

LEGEND:

1. RETURN FUEL OIL DISCHARGE VALVE TO DAY TANK

13.

INLINE STOP VALVE

2. FUEL OIL DAY TANK OUTLET VALVE

14.

RETURN FUEL PRESSURE REGULATING VALVE

3. WATER TRAP

15.

MAIN ENGINE

4. SWING CHECK VALVE

16.

ENGINE MOUNTED DUPLEX FUEL OIL FILTER

5. HAND OPERATED PRIMING VALVE

17.

MAIN ENGINE FUEL OIL PUMP

6. FAUCET CUTOUT VALVE

18.

FLEXIBLE HOSE CONNECTION

7. FAUCET

19.

SWING CHECK VALVE

8. FUEL OIL STRAINER OUTLET VALVES

20.

RACOR FUEL OIL FILTER INLET VALVES

9. INLINE STOP VALVE

21.

RACOR FUEL OIL FILTERS

10. FUEL OIL STRAINER

22.

RACOR FUEL OIL FILTER OUTLET VALVES

11. FUEL OIL STRAINER HOUSING DRAIN VALVE

23.

INLINE STOP VALVE

12. FUEL OIL STRAINER INLET VALVES

FIGURE 1-31. Main Engine Fuel Oil Service Piping System.

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