3-23. FUEL PUMP REPLACEMENT
This task covers:
a. Removal
b. Installation
a. Removal
INITIAL SETUP:
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Mounting plate gasket (Appendix G, Item 142)
Fuel pump gasket (Appendix G, Item 35)
Grease (Appendix C, Item 22)
Manual References
TM 9-2320-280-10
TM 9-2320-280-24P
Equipment Condition
Battery ground cable disconnected (para. 4-73).
General Safety Instructions
• Do not perform this procedure near fire, flames, or
sparks.
• Gaskets installed on some 6.2L engines assembled
prior to 1991 may contain asbestos. Gaskets
should be disposed of IAW current directives.
TM 9-2320-280-20-2
3-36
Change 2
WARNING
Diesel fuel is highly flammable. Do not perform this procedure
near fire, flames, or sparks. Severe injury or death will result.
CAUTION
Cover or plug all open hoses and connections immediately after
disconnection to prevent contamination. Remove all plugs prior to
connection.
NOTE
Have drainage container ready to catch fuel.
1.
Loosen clamp (14) and disconnect fuel inlet line (13) from fuel pump (2) and allow fuel to drain into
container.
2.
Disconnect fuel outlet line (12) from fuel pump (2) and allow fuel to drain into container.
3.
Loosen clamp (3) and disconnect vent line (4) from fuel pump (2).
WARNING
Gaskets installed on some 6.2L engines assembled prior to 1991
may contain asbestos. Gaskets should be removed with a scraper
or putty knife and then be disposed of IAW current directives.
Inhalation of asbestos fibers can cause respiratory ailments.
4.
Remove two capscrews (1), fuel pump (2) and gasket (6) from fuel pump mounting plate (7). Discard
gasket (6).
5.
Remove two capscrews (11), fuel pump mounting plate (7) and gasket (8) from cylinder block (10).
Discard gasket (8).
6.
Remove pushrod (9) from cylinder block (10).
