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TM 10-4320-316-14
4-30. FUEL LINES REPLACEMENT.
This Task Covers:
a. Removal
b
Service
c. Installation
Initial Setup:
WARNING
Tools Required
Improper care in handling fuel can
Tool Kit, General Mechanic's (Appendix B, Item 1)
cause fire and explosion which can
Pan, Drain (Appendix B, Item 2)
cause severe injury or death to
operating personnel. To avoid fire
Material's Required
or explosion during engine
Cloth, Lint Free (Appendix E, Item 1)
refueling:
Diesel Fuel (Appendix E, Item 6)
DO NOT allow any flame
Equipment Condition
producing material within 50
DED pump assembly shut down and cool.
feet (15.25 m) of fuel during
Inlet enclosure removed (see paragraph 4-22).
equipment filling.
Outlet enclosure removed (see paragraph 4-23)
DO NOT smoke while refueling.
DO NOT let fuel drip onto any
hot surface
DO NOT overfill fuel tank.
DO NOT refuel unit while
engine is running.
a. Removal (Refer to Figure 4-22).
(1)
Drain all fuel from fuel tank (1) by removing drain plug (2) at bottom of the tank. Dispose of fuel per FM 10-69.
(2)
Turn fuel cock (5) to OFF position.
(3)
Loosen connectors (6) at each end of fuel injection pipe (7).
(4)
Remove fuel injection pipe (7).
(5)
Remove two clamps (8), hose (9), two hose bands (10), and hose (11).
(6)
Wipe up any fuel that has leaked during removal
b. Cleaning.
Thoroughly wash the fuel injection pipe (6) in diesel fuel. Insure that line is clear. Wipe with clean, lint-free cloth.
c. Installation.
(1)
Install hose (11), two hose bands (10), hose (9), and two clamps (8).
(2)
Position fuel injection pipe (7) between fuel injection nozzle and fuel injection pump. Position the pipe so that
the fittings line up.
(3)
Carefully hand tighten connectors (6) on fuel injection pipe (7). Finish tightening the two connectors with a
wrench taking care not to strip the fittings.
4-68
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