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 TM 55-1905-223-24-3
2-37. REPLACE PUMP, FUEL, METERING AND DISTRIBUTING ASSEMBLY . (Figure 2-21)
This task covers:
a. Removal,
b. Replacementd.
INITIAL SETUP:
Tools
Equipment Condition
Tool kit, general mechanic's rail
Engine shut down and cooled below
and marine diesel engines,
120 (50 ). TM 55-1905-223-10.
F
C
Fuel supply closed and tagged at the
Torque wrench kit P/N 3377216
fuel filter outlet valve.
TM 55-1905-223-10.
Air supply secured (port).
Materials/Parts
Battery banks disconnected (starboard).
TM 55-1905-223-10.
Fuel metering and distribution pump
assembly P/N 3052770-9867
REMOVAL
a. Clean the fuel pump and surrounding area before removing it from the engine.
b. Disconnect the 24 Vdc emergency switchboard buss battery cables. TM 55-1905-223-10.
c.
Tag and remove wires to the solenoid shutoff valve (4).
d. Tag and remove wires from the electric governor actuator (1).
e. Disconnect the following:
(1)
Gear pump suction line (6).
(2)
Tachometer cable (13).
(3)
Fuel return line (14).
(4)
Air supply hose (2).
(5)
Fuel supply line to the injectors (3).
(6)
Gear pump cooling drain (5).
2-102
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