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TM 9-2330-398-24
2-98. ENGINE FUEL LINES AND FITTINGS REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Tools/Test Equipment:
Equipment Conditions:
• General mechanic's tool kit (Item 4, Appendix B)
• Semitrailer uncoupled (refer to TM 9-2330-398-10).
a. REMOVAL
NOTE
Cap or plug all fuel lines, fittings, or fuel system component ports immediately after
disconnecting, to prevent contamination.
1. Tag and disconnect hose assembly (3) from adapter (21) and elbow (4). Remove elbow (4) and two pipe
bushings (8 and 10) from fuel tank (9), and remove adapter (21) from upper fuel pump assembly (1).
2. Tag and disconnect hose assembly (15) from two elbows (2 and 17). Remove elbows (2 and 17) from upper and
lower fuel pump assemblies (1 and 20).
3. Tag and disconnect hose assembly (19) from two elbows (16 and 18). Remove elbow (16) from lower fuel pump
assembly (20).
4. Tag hose (11) and disconnect adapter (12) from tube nipple (13). Remove tube nipple (13) from fuel injection
pump (14).
5. Disconnect adapter (5) from elbow (6) on other end of hose (11).
6. Remove elbow (6) and pipe bushing (7) from fuel tank (9).
2-204
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