Quantcast Figure 2-5. Distribution panel-cont.

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TM 55-1905-217-12
15. Starboard inboard engine
30. Fuse, 10 amp, cargo well
(port) propulsion unit
oil pressure
lights and instrument
2. Port outboard engine
16. Port inboard engine
panel light
coolant temperature
31. Fuse, 15 amp, engii
3. Battery ammeter
17. Port inboard engine
room lights
4. Port inboard engine
oil pressure
32. Fuse, 10 amp, spare
18. Ramp hydraulic system
33. Switch, engine alarm
6. RMHS Heading Indicator
pressure
circuit test
6. Starboard inboard engine
19. Transmission oil pressure
34. Electric starter button,
coolant temperature
port propulsion unit
starboard outboard
7. Starboard inboard engine
20. Starting system hydraulic
engine
pressure
35. Switch, cargo well
21. Port outboard engine
36. Hydraulic starter button,
(starboard propulsion
oil pressure
starboard inboard
unit)
22. Port outboard engine
engine
9. Transmission oil pressure
coolant temperature
37. Switch, engine room
(starboard propulsion
23. Fuse, 10 amp, navigation
lights
unit)
lights
38. Switch, spare
10. Starboard outboard
24. Fuse, 10 amp, lazarette
39. Switch, spare
engine tachometer
light, engine room fan,
40. Switch, RMHS
11. Starboard outboard
and engine room
41. Hydraulic starter button,
engine coolant tempera-
receptacle
port inboard engine
ture
25. Fuse, 5 amp RMHS
42. Switch, lazarette lights
12. Starboard outboard
26. Fuse, 10 amp spare
43. Electric starter button,
engine oil pressure
27. Not used
port outboard engine
13. Steering system hydrau-
28. Not used
44. Switch, navigation Lights
lic pressure
29. Fuse, 10 amp, engine
14. Rudder angle indicator
alarm lights
Figure 2-5 - Continued
(8)  The hydraulic starter control valve (fig. 2-10)
(10) Each fuel tank has a supply valve and a
can be manually actuated to start the inboard engines
return valve (,fig. 2-12). Both valves must be open when
that are started by the hydraulic starting motors.
using fuel from a tank.
(9)  The hydraulic starting control valves and the
(11) On hull numbers 8540 through 8560 and
solenoid valve on hull numbers 8540 through 8560 and
8580 through 8618, there is one supply valve from each
8580 through 8618 are located on each inboard engine
fuel reservoir. When open allows fuel to flow from
(fig. 2-11). Engine room starting capability is provided by
reservoir to propulsion unit. Both reservoir valves should
a pushbutton located on each engine instrument panel.
be open prior to starting engines. A cross-over system
The solenoid control valve contains a manual override
allows one reservoir to supply fuel to either or both
which allows opening of the valve if electrical circuits fail.
propulsion units. To operate ,all engines from one
The override shutoff valve is normally open. In the event
reservoir, open only one supply valve. There is one
of electrical failure, the shutoff valve is manually closed
return valve to each fuel reservoir. When open, they
allowing accumulator hydraulic pressure to open the
allow fuel to flow in the return lines from propulsion units
control valve and port pressure to the applicable
to the reservoirs. Both shutoff vale should be open prior
hydraulic cranking motor. A fuel pressure switch is
to starting engines. A cross-over system allows returning
interlocked with the hydraulic starter control valves to
fuel from both propulsion units to flow into one reservoir.
prevent the accidental engagement of the hydrostarters
(12) The sea water seacocks are located in the
when the engine is running.
compartment below the aft end of the cargo well. Access
to this compartment is through the scuttle in the
starboard side of the cargo well. One seacock is on the
WARNING
port side and one starboard. Both seacocks must be
open before the engines are started.
In the event of fire in the engine room, close
(13) The sea water seacocks on hull numbers
the fuel supply valve from the tank
8540 through 8560 and 8580 through 8618 are located
immediately.
on the engine room aft bulkhead (fig. 1-16).
2-7


 


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